Connecticut / Reports / 2025 /
Connecticut sewage discharges, October 2025
256 records of sewage discharges and water advisories in Connecticut dated in October 2025, newest first. Each record keeps the source's own times and wording.
Source: the agencies, sewer operators and EPA records named on each row and on the Sources page. Updated 2026-11-02 21:26 UTC.
| Start | Type | Water | Sewer operator | Outlet | Volume | Status and end | Source and record |
|---|---|---|---|---|---|---|---|
| Sanitary sewer overflow (SSO)Duplicate | Naugatuck River | Waterbury WPCF | Lateral - Private, 52 Washington St, Waterbury, CT | 40 gallons | Ended (as reported); Nov 4, 2025, 10:00 AM EST | Waterbury WPCF (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10092-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | Naugatuck River | Waterbury WPCF | Lateral - Private, 52 Washington St, Waterbury, CT | 40 gallons | Ended (as reported); Nov 4, 2025, 10:00 AM EST | Waterbury WPCF (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10092, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | Naugatuck River | Waterbury WPCF | Lateral - Private, 52 Washington St, Waterbury, CT | 40 gallons | Ended (as reported); Nov 4, 2025, 10:00 AM EST | Waterbury WPCF (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10092, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | Norwalk River | Norwalk WPCA | Manhole, 12 Lexington Ave, Norwalk, CT | 185 gallons | Ended (as reported); Oct 31, 2025, 10:00 AM EDT | Norwalk WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10091-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | Norwalk River | Norwalk WPCA | Manhole, 12 Lexington Ave, Norwalk, CT | 185 gallons | Ended (as reported); Oct 31, 2025, 10:00 AM EDT | Norwalk WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10091, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | Norwalk River | Norwalk WPCA | Manhole, 12 Lexington Ave, Norwalk, CT | 185 gallons | Ended (as reported); Oct 31, 2025, 10:00 AM EDT | Norwalk WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10091, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | Piper Brook | MDC COLLECTIONS ONLY | Manhole, 115 Hillcrest Ave, West Hartford, CT | 17,000 gallons | Ended (as reported); Oct 31, 2025, 6:30 AM EDT | MDC COLLECTIONS ONLY (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10088-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | Piper Brook | MDC COLLECTIONS ONLY | Manhole, 115 Hillcrest Ave, West Hartford, CT | 17,000 gallons | Ended (as reported); Oct 31, 2025, 6:30 AM EDT | MDC COLLECTIONS ONLY (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10088, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | Piper Brook | MDC COLLECTIONS ONLY | Manhole, 115 Hillcrest Ave, West Hartford, CT | 17,000 gallons | Ended (as reported); Oct 31, 2025, 6:30 AM EDT | MDC COLLECTIONS ONLY (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10088, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Treatment plant bypass | Connecticut River | MDC TREATMENT PLANT | Treatment Plant, 231 Brainard Road, Hartford, CT | 21.75 million gallons | Ended (as reported); Oct 31, 2025 | MDC TREATMENT PLANT (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record xc584b153b285, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | New Haven Harbor | Greater New Haven WPCA | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 6.1 million gallons | Ended (as reported); Oct 31, 2025, 6:00 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10087-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | New Haven Harbor | not stated | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 6.1 million gallons | Ended (as reported); Oct 31, 2025, 6:00 AM EDT | New Haven (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10087, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Quinnipiac River | Greater New Haven WPCA | Quinnipiac River CSOs: 015, 016, 019, 020 | 232,000 gallons | Ended (as reported); Oct 31, 2025, 3:00 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10086, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | New Haven Harbor | Greater New Haven WPCA | New Haven Harbor CSOs: 021, 024, 025 | 59,000 gallons | Ended (as reported); Oct 31, 2025, 3:45 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10085, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Mill River | Greater New Haven WPCA | Mill River CSOs: 009,011,012 | 0 gallons | Ended (as reported); Oct 31, 2025, 3:00 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10084, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | West River | Greater New Haven WPCA | West River CSOs: 003, 004, 005, 006 | 70,000 gallons | Ended (as reported); Oct 31, 2025, 3:15 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10083, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypass | New Haven Harbor | not stated | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 6.1 million gallons | Ended (as reported); Oct 31, 2025, 6:00 AM EDT | New Haven (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10087, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 232,000 gallons | Ended (as reported); Oct 31, 2025, 3:00 AM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10086, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | “021-0.059 MG 0250 to 0340024-No data 025-No release” | Ended (as reported); Oct 31, 2025, 3:45 AM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10085, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 0 gallons | Ended (as reported); Oct 31, 2025, 3:00 AM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10084, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 70,000 gallons | Ended (as reported); Oct 31, 2025, 3:15 AM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10083, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Thames River | Norwich Public Utilities | 031 | 520 gallons | Ended (as reported); Oct 30, 2025, 9:45 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10081, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 520 gallons | Ended (as reported); Oct 30, 2025, 9:45 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10081, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | “Spill did enter catch basin” | PLYMOUTH WPCF | Manhole, 42 Beach Ave, Plymouth, CT | “less than 50 gallons” | Ended (as reported); Oct 30, 2025, 10:00 PM EDT | PLYMOUTH WPCF (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10082, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 024 | 1,814 gallons | Ended (as reported); Oct 30, 2025, 9:00 PM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10090, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 1,814 gallons | Ended (as reported); Oct 30, 2025, 9:00 PM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10090, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 004 | 8,349 gallons | Ended (as reported); Oct 30, 2025, 9:00 PM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10074, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | Bridgeport Harbor, Long Island Sound | Bridgeport WPCA East Side | Treatment Plant, 695 Seaview Ave, Bridgeport, CT | 5.78 million gallons | Ended (as reported); Oct 31, 2025, 4:30 AM EDT | Bridgeport WPCA East Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10066-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | Bridgeport Harbor, Long Island Sound | not stated | Treatment Plant, 695 Seaview Ave, Bridgeport, CT | 5.78 million gallons | Ended (as reported); Oct 31, 2025, 4:30 AM EDT | Bridgeport (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10066, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 8,349 gallons | Ended (as reported); Oct 30, 2025, 9:00 PM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10074, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Treatment plant bypass | Bridgeport Harbor, Long Island Sound | not stated | Treatment Plant, 695 Seaview Ave, Bridgeport, CT | 5.78 million gallons | Ended (as reported); Oct 31, 2025, 4:30 AM EDT | Bridgeport (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10066, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Yellow Mill Pond | Bridgeport WPCA East Side | STRAT | 1.09 million gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA East Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10107, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | “Johnson's Creek” | Bridgeport WPCA East Side | BAYEL 6 | 880,000 gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA East Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10106, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Yellow Mill Pond | Bridgeport WPCA East Side | WANN 153 | 770,000 gallons | Ended (as reported); Oct 31, 2025, 5:30 PM EDT | Bridgeport WPCA East Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10105, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Yellow Mill Pond | Bridgeport WPCA East Side | BARN 18 | 250,000 gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA East Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10104, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Pequonnock River | Bridgeport WPCA West Side | 195 OVER | 140,000 gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10103, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Island Brook | Bridgeport WPCA West Side | 101 CAP | 20,000 gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10102, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Ash Creek | Bridgeport WPCA West Side | CEM | 1.71 million gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10101, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Pequonnock River | Bridgeport WPCA West Side | 33 HUNT | 2.31 million gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10100, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Pequonnock River | Bridgeport WPCA West Side | 79 EWAS | 520,000 gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10099, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Pequonnock River | Bridgeport WPCA West Side | 207 STATE A&B | 650,000 gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10098, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Pequonnock River | Bridgeport WPCA West Side | 77 GRAND | 1.57 million gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10097, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Pequonnock River | Bridgeport WPCA West Side | 76 HOUS | 2.3 million gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10096, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Pequonnock River | Bridgeport WPCA West Side | 50 FAIR | 1.67 million gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10095, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Pequonnock River | Bridgeport WPCA West Side | 49 WALL | 390,000 gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10094, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Pequonnock River | Bridgeport WPCA West Side | 48 47 TER N&S | 1.12 million gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10093, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 019 | 93,298 gallons | Ended (as reported); Oct 30, 2025, 9:15 PM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10078, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | New Haven Harbor | Greater New Haven WPCA | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 7.26 million gallons | Ended (as reported); Oct 31, 2025, 12:00 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10073-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | New Haven Harbor | not stated | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 1 gallon | Ended (as reported); Oct 31, 2025, 12:00 AM EDT | New Haven (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10073, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Quinnipiac River | Greater New Haven WPCA | Quinnipiac River CSOs: 015, 016, 019, 020 | 1.95 million gallons | Ended (as reported); Oct 30, 2025, 11:00 PM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10071, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | New Haven Harbor | Greater New Haven WPCA | New Haven Harbor CSOs: 021, 024, 025 | 239,000 gallons | Ended (as reported); Oct 30, 2025, 11:00 PM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10070, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Mill River | Greater New Haven WPCA | Mill River CSOs: 009,011,012 | 550,000 gallons | Ended (as reported); Oct 30, 2025, 10:00 PM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10069, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | West River | Greater New Haven WPCA | West River CSOs: 003, 004, 005, 006 | 380,000 gallons | Ended (as reported); Oct 30, 2025, 10:45 PM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10068, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Black Rock Harbor | Bridgeport WPCA West Side | 87 ANTH | 4.08 million gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10067, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | Long Island Sound, Cedar Creek | Bridgeport WPCA West Side | Treatment Plant, 205 Bostwick Ave, Bridgeport, CT | 13 million gallons | Ended (as reported); Oct 31, 2025, 3:00 AM EDT | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10065-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | Long Island Sound, Cedar Creek | not stated | Treatment Plant, 205 Bostwick Ave, Bridgeport, CT | volume not reported | Ended (as reported); end time not reported | Bridgeport (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10065, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | Yellow Mill Pond | Bridgeport WPCA East Side | STRAT | 1.09 million gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA East Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10107, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | “Johnson's Creek” | Bridgeport WPCA East Side | BAYEL 6 | 880,000 gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA East Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10106, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | Yellow Mill Pond | Bridgeport WPCA East Side | WANN 153 | 770,000 gallons | Ended (as reported); Oct 31, 2025, 5:30 PM EDT | Bridgeport WPCA East Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10105, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | Yellow Mill Pond | Bridgeport WPCA East Side | BARN 18 | 250,000 gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA East Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10104, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Bridgeport WPCA West Side | not provided | 140,000 gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10103, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Bridgeport WPCA West Side | not provided | 20,000 gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10102, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Bridgeport WPCA West Side | not provided | 1.71 million gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10101, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Bridgeport WPCA West Side | not provided | 2.31 million gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10100, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Bridgeport WPCA West Side | not provided | 520,000 gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10099, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Bridgeport WPCA West Side | not provided | 650,000 gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10098, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Bridgeport WPCA West Side | not provided | 1.57 million gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10097, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Bridgeport WPCA West Side | not provided | 2.3 million gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10096, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Bridgeport WPCA West Side | not provided | 1.67 million gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10095, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Bridgeport WPCA West Side | not provided | 39 million gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10094, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Bridgeport WPCA West Side | not provided | 1.12 million gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10093, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 93,298 gallons | Ended (as reported); Oct 30, 2025, 9:15 PM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10078, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Treatment plant bypass | New Haven Harbor | not stated | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 7.26 million gallons | Ended (as reported); Oct 31, 2025, 12:00 AM EDT | New Haven (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10073, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 1.95 million gallons | Ended (as reported); Oct 30, 2025, 11:00 PM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10071, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 239,000 gallons | Ended (as reported); Oct 30, 2025, 11:00 PM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10070, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 550,000 gallons | Ended (as reported); Oct 30, 2025, 10:00 PM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10069, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 380,000 gallons | Ended (as reported); Oct 30, 2025, 10:45 PM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10068, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Bridgeport WPCA West Side | not provided | 4.08 million gallons | Ended (as reported); Oct 31, 2025, 2:30 AM EDT | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10067, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Treatment plant bypass | Long Island Sound, Cedar Creek | not stated | Treatment Plant, 205 Bostwick Ave, Bridgeport, CT | 13 million gallons | Ended (as reported); Oct 31, 2025, 3:00 AM EDT | Bridgeport (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10065, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Thames River | Norwich Public Utilities | 005 | 57,848 gallons | Ended (as reported); Oct 30, 2025, 5:30 PM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10075, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 57,848 gallons | Ended (as reported); Oct 30, 2025, 5:30 PM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10075, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 017 | 1.04 million gallons | Ended (as reported); Oct 31, 2025, 12:00 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10076, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 1.04 million gallons | Ended (as reported); Oct 31, 2025, 12:00 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10076, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 023 | 90,061 gallons | Ended (as reported); Oct 30, 2025, 9:15 PM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10089, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 025 | 27,682 gallons | Ended (as reported); Oct 30, 2025, 9:15 PM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10080, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 023 | 90,061 gallons | Ended (as reported); Oct 30, 2025, 9:15 PM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10079, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 90,061 gallons | Ended (as reported); Oct 30, 2025, 9:15 PM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10089, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 27,682 gallons | Ended (as reported); Oct 30, 2025, 9:15 PM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10080, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 90,061 gallons | Ended (as reported); Oct 30, 2025, 9:15 PM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10079, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 018 | 32,262 gallons | Ended (as reported); Oct 30, 2025, 9:00 PM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10077, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 32,262 gallons | Ended (as reported); Oct 30, 2025, 9:00 PM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10077, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | not linked to a mapped water | BRISTOL WATER RECLAMATION FAC. | Basement, 190 Divinity St, Bristol, CT | 4,000 gallons | Ended (as reported); Oct 30, 2025, 3:30 PM EDT | BRISTOL WATER RECLAMATION FAC. (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10064, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Park River | The Metropolitan District (MDC) | Conduits | 37.36 million gallons | Ended (as reported); Oct 31, 2025, 6:30 AM EDT | The Metropolitan District (MDC) (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10072, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | The Metropolitan District (MDC) | not provided | 37.36 million gallons | Ended (as reported); Oct 31, 2025, 6:30 AM EDT | The Metropolitan District (MDC) (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10072, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Treatment plant bypass | Connecticut River | MDC TREATMENT PLANT | Treatment Plant, 231 Brainard Road, Hartford, CT | 17.75 million gallons | Ended (as reported); Oct 30, 2025 | MDC TREATMENT PLANT (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record xdc6f6cfe091a, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | not linked to a mapped water | Waterbury WPCF | Lateral - Private, 319 Cooke St, Waterbury, CT | 50 gallons | Ended (as reported); Oct 31, 2025, 9:00 AM EDT | Waterbury WPCF (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10061-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | not linked to a mapped water | Waterbury WPCF | Lateral - Private, 319 Cooke St, Waterbury, CT | 50 gallons | Ended (as reported); Oct 31, 2025, 9:00 AM EDT | Waterbury WPCF (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10061, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | not linked to a mapped water | Waterbury WPCF | Lateral - Private, 319 Cooke St, Waterbury, CT | 50 gallons | Ended (as reported); Oct 31, 2025, 9:00 AM EDT | Waterbury WPCF (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10061, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | not linked to a mapped water | NEW LONDON STP | Lateral - Private, 455 Colman St, New London, CT | “Unknown, not reported to us by business owneer” | Ended (as reported); Oct 29, 2025, 6:00 PM EDT | NEW LONDON STP (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10062, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Quinnipiac River | Greater New Haven WPCA | Quinnipiac River CSOs: 015, 016, 019, 020 | 10,000 gallons | Ended (as reported); Oct 22, 2025, 4:45 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10054, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | New Haven Harbor | Greater New Haven WPCA | New Haven Harbor CSOs: 021, 024, 025 | 0 gallons | Ended (as reported); Oct 22, 2025, 9:30 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10053, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Mill River | Greater New Haven WPCA | Mill River CSOs: 009,011,012 | 0 gallons | Ended (as reported); Oct 22, 2025, 9:30 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10052, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | West River | Greater New Haven WPCA | West River CSOs: 003, 004, 005, 006 | 0 gallons | Ended (as reported); Oct 22, 2025, 9:30 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10051, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | New Haven Harbor | Greater New Haven WPCA | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 145,300 gallons | Ended (as reported); Oct 22, 2025, 10:00 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10050-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | New Haven Harbor | not stated | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 145,300 gallons | Ended (as reported); Oct 22, 2025, 10:00 AM EDT | New Haven (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10050, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 10,000 gallons | Ended (as reported); Oct 22, 2025, 4:45 AM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10054, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 0 gallons | Ended (as reported); Oct 22, 2025, 9:30 AM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10053, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 0 gallons | Ended (as reported); Oct 22, 2025, 9:30 AM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10052, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 0 gallons | Ended (as reported); Oct 22, 2025, 9:30 AM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10051, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Treatment plant bypass | New Haven Harbor | not stated | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 145,300 gallons | Ended (as reported); Oct 22, 2025, 10:00 AM EDT | New Haven (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10050, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 017 | 17,434 gallons | Ended (as reported); Oct 22, 2025, 6:45 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10048, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 17,434 gallons | Ended (as reported); Oct 22, 2025, 6:45 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10048, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 025 | 3,277 gallons | Ended (as reported); Oct 22, 2025, 6:45 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10047, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 022 | 96 gallons | Ended (as reported); Oct 22, 2025, 6:15 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10045, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 023 | 6,099 gallons | Ended (as reported); Oct 22, 2025, 6:45 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10043, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 3,277 gallons | Ended (as reported); Oct 22, 2025, 6:45 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10047, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 96 gallons | Ended (as reported); Oct 22, 2025, 6:15 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10045, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 6,099 gallons | Ended (as reported); Oct 22, 2025, 6:45 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10043, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 018 | 1,045 gallons | Ended (as reported); Oct 22, 2025, 6:15 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10046, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 1,045 gallons | Ended (as reported); Oct 22, 2025, 6:15 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10046, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 019 | 22,878 gallons | Ended (as reported); Oct 22, 2025, 6:30 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10044, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 22,878 gallons | Ended (as reported); Oct 22, 2025, 6:30 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10044, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | not linked to a mapped water | WINDSOR LOCKS WPCF | Sewer Main, 500 North St, Windsor Locks, CT | 3,600 gallons | Ended (as reported); Oct 21, 2025, 3:00 PM EDT | WINDSOR LOCKS WPCF (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10049, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | not linked to a mapped water | STAMFORD | Sewer Main, 75 W Broad St, Stamford, CT | 5 gallons | Ended (as reported); Oct 20, 2025, 8:45 AM EDT | STAMFORD (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10039-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | not linked to a mapped water | STAMFORD | Sewer Main, 75 W Broad St, Stamford, CT | 5 gallons | Ended (as reported); end time not reported | STAMFORD (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10039, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | not linked to a mapped water | STAMFORD | Sewer Main, 75 W Broad St, Stamford, CT | 5 gallons | Ended (as reported); Oct 20, 2025, 8:45 AM EDT | STAMFORD (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10039, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Thames River | Norwich Public Utilities | 032 | 7,376 gallons | Ended (as reported); Oct 20, 2025, 7:45 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10038, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 7,376 gallons | Ended (as reported); Oct 20, 2025, 7:45 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10038, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 024 | 6,537 gallons | Ended (as reported); Oct 20, 2025, 8:00 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10036, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 6,537 gallons | Ended (as reported); Oct 20, 2025, 8:00 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10036, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Thames River | Norwich Public Utilities | 031 | 3,462 gallons | Ended (as reported); Oct 20, 2025, 7:45 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10033, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 3,462 gallons | Ended (as reported); Oct 20, 2025, 7:45 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10033, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 025 | 23,259 gallons | Ended (as reported); Oct 20, 2025, 9:00 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10040, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 022 | 910 gallons | Ended (as reported); Oct 20, 2025, 8:00 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10035, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 017 | 942,812 gallons | Ended (as reported); Oct 20, 2025, 11:15 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10034, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 023 | 11,369 gallons | Ended (as reported); Oct 20, 2025, 6:00 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10031, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 23,259 gallons | Ended (as reported); Oct 20, 2025, 9:00 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10040, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 910 gallons | Ended (as reported); Oct 20, 2025, 8:00 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10035, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 942,812 gallons | Ended (as reported); Oct 20, 2025, 11:15 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10034, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 11,369 gallons | Ended (as reported); Oct 20, 2025, 6:00 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10031, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 019 | 71,385 gallons | Ended (as reported); Oct 20, 2025, 9:00 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10030, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 018 | 58,215 gallons | Ended (as reported); Oct 20, 2025, 8:45 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10029, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Thames River | Norwich Public Utilities | 004 | 16,426 gallons | Ended (as reported); Oct 20, 2025, 8:45 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10028, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | New Haven Harbor | Greater New Haven WPCA | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 277,100 gallons | Ended (as reported); Oct 20, 2025, 6:00 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10027-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | New Haven Harbor | not stated | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 277,100 gallons | Ended (as reported); Oct 20, 2025, 6:00 AM EDT | New Haven (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10027, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | West River | Greater New Haven WPCA | West River CSOs: 003, 004, 005, 006 | 0 gallons | Ended (as reported); Oct 20, 2025, 6:00 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10026, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Quinnipiac River | Greater New Haven WPCA | Quinnipiac River CSOs: 015, 016, 019, 020 | 10,000 gallons | Ended (as reported); Oct 20, 2025, 6:00 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10025, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | New Haven Harbor | Greater New Haven WPCA | New Haven Harbor CSOs: 021, 024, 025 | 0 gallons | Ended (as reported); Oct 20, 2025, 6:00 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10024, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Mill River | Greater New Haven WPCA | Mill River CSOs: 009,011,012 | 0 gallons | Ended (as reported); Oct 20, 2025, 6:00 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10023, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 71,385 gallons | Ended (as reported); Oct 20, 2025, 9:00 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10030, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 58,215 gallons | Ended (as reported); Oct 20, 2025, 8:45 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10029, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 16,426 gallons | Ended (as reported); Oct 20, 2025, 8:45 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10028, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Treatment plant bypass | New Haven Harbor | not stated | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 277,100 gallons | Ended (as reported); Oct 20, 2025, 6:00 AM EDT | New Haven (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10027, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 0 gallons | Ended (as reported); Oct 20, 2025, 6:00 AM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10026, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 10,000 gallons | Ended (as reported); Oct 20, 2025, 6:00 AM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10025, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 0 gallons | Ended (as reported); Oct 20, 2025, 6:00 AM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10024, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 0 gallons | Ended (as reported); Oct 20, 2025, 6:00 AM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10023, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Connecticut River | The Metropolitan District (MDC) | Conduits | 1.04 million gallons | Ended (as reported); Oct 22, 2025, 5:45 AM EDT | The Metropolitan District (MDC) (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10022, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | The Metropolitan District (MDC) | not provided | 1.04 million gallons | Ended (as reported); Oct 22, 2025, 5:45 AM EDT | The Metropolitan District (MDC) (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10022, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Treatment plant bypass | Connecticut River | MDC TREATMENT PLANT | Treatment Plant, 231 Brainard Road, Hartford, CT | 520,000 gallons | Ended (as reported); Oct 20, 2025 | MDC TREATMENT PLANT (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record xa511f48e1d48, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | not linked to a mapped water | Bridgeport WPCA West Side | Basement, 213 Harral Ave, Bridgeport, CT | 100 gallons | Ended (as reported); Oct 16, 2025, 2:30 PM EDT | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10020-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | not linked to a mapped water | Bridgeport WPCA West Side | Basement, 213 Harral Ave, Bridgeport, CT | volume not reported | Ended (as reported); Oct 16, 2025, 2:30 PM EDT | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10020, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | not linked to a mapped water | Bridgeport WPCA West Side | Basement, 213 Harral Ave, Bridgeport, CT | volume not reported | Ended (as reported); Oct 16, 2025, 2:30 PM EDT | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10020, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | not linked to a mapped water | Norwich Public Utilities | Lateral - Private, 181 W Town St, Norwich, CT | 100 gallons | Ended (as reported); Oct 15, 2025, 4:00 PM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10021-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | not linked to a mapped water | Norwich Public Utilities | Lateral - Private, 181 W Town St, Norwich, CT | 100 gallons | Ended (as reported); Oct 15, 2025, 4:00 PM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10021, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | not linked to a mapped water | Norwich Public Utilities | Lateral - Private, 181 W Town St, Norwich, CT | 100 gallons | Ended (as reported); Oct 15, 2025, 4:00 PM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10021, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | not linked to a mapped water | SOUTH WINDSOR | Sewer Main, 178 Foster St, South Windsor, CT | 0 gallons | Ended (as reported); Oct 13, 2025, 10:30 AM EDT | SOUTH WINDSOR (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10016, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Pequonnock River | Bridgeport WPCA West Side | 77 GRAND | 300,000 gallons | Ended (as reported); Oct 13, 2025, 3:00 AM EDT | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10018, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Bridgeport WPCA West Side | not provided | 300,000 gallons | Ended (as reported); Oct 13, 2025, 3:00 AM EDT | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10018, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 017 | 4,418 gallons | Ended (as reported); Oct 13, 2025, 1:30 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10010, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 4,418 gallons | Ended (as reported); Oct 13, 2025, 1:30 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10010, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 025 | 2,018 gallons | Ended (as reported); Oct 13, 2025, 1:00 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10015, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 022 | 92 gallons | Ended (as reported); Oct 13, 2025, 1:00 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10013, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 019 | 9,819 gallons | Ended (as reported); Oct 13, 2025, 1:00 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10012, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Thames River | Norwich Public Utilities | 004 | 213 gallons | Ended (as reported); Oct 13, 2025, 1:00 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10009, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | New Haven Harbor | Greater New Haven WPCA | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 5.67 million gallons | Ended (as reported); Oct 13, 2025, 3:00 PM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10007-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | New Haven Harbor | not stated | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 5.67 million gallons | Ended (as reported); Oct 13, 2025, 3:00 PM EDT | New Haven (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10007, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | West River | Greater New Haven WPCA | West River CSOs: 003, 004, 005, 006 | 0 gallons | Ended (as reported); Oct 13, 2025, 3:00 PM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10006, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Quinnipiac River | Greater New Haven WPCA | Quinnipiac River CSOs: 015, 016, 019, 020 | 4,000 gallons | Ended (as reported); Oct 13, 2025, 2:00 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10005, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | New Haven Harbor | Greater New Haven WPCA | New Haven Harbor CSOs: 021, 024, 025 | 0 gallons | Ended (as reported); Oct 12, 2025, 11:45 PM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10004, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Mill River | Greater New Haven WPCA | Mill River CSOs: 009,011,012 | 0 gallons | Ended (as reported); Oct 12, 2025, 11:45 PM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10003, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 2,018 gallons | Ended (as reported); Oct 13, 2025, 1:00 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10015, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 92 gallons | Ended (as reported); Oct 13, 2025, 1:00 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10013, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 9,819 gallons | Ended (as reported); Oct 13, 2025, 1:00 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10012, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 213 gallons | Ended (as reported); Oct 13, 2025, 1:00 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10009, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Treatment plant bypass | New Haven Harbor | not stated | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 5.67 million gallons | Ended (as reported); Oct 13, 2025, 3:00 PM EDT | New Haven (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10007, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 0 gallons | Ended (as reported); Oct 13, 2025, 3:00 PM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10006, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 4,000 gallons | Ended (as reported); Oct 13, 2025, 2:00 AM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10005, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 0 gallons | Ended (as reported); Oct 12, 2025, 11:45 PM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10004, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 0 gallons | Ended (as reported); Oct 12, 2025, 11:45 PM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10003, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 018 | 1,826 gallons | Ended (as reported); Oct 13, 2025, 1:00 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10011, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 1,826 gallons | Ended (as reported); Oct 13, 2025, 1:00 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10011, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Treatment plant bypass | Connecticut River | MDC TREATMENT PLANT | Treatment Plant, 231 Brainard Road, Hartford, CT | 10.23 million gallons | Ended (as reported); Oct 13, 2025 | MDC TREATMENT PLANT (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record x328012497be1, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | West River | Greater New Haven WPCA | West River CSOs: 003, 004, 005, 006 | 0 gallons | Ended (as reported); Oct 12, 2025, 11:45 PM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9999, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Mill River | Greater New Haven WPCA | Mill River CSOs: 009,011,012 | 0 gallons | Ended (as reported); Oct 12, 2025, 12:00 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9998, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | New Haven Harbor | Greater New Haven WPCA | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 2.11 million gallons | Ended (as reported); Oct 12, 2025, 11:45 PM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10002-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | New Haven Harbor | not stated | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 2.11 million gallons | Ended (as reported); Oct 12, 2025, 11:45 PM EDT | New Haven (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10002, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Quinnipiac River | Greater New Haven WPCA | Quinnipiac River CSOs: 015, 016, 019, 020 | 21,000 gallons | Ended (as reported); Oct 12, 2025, 11:45 PM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10001, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | New Haven Harbor | Greater New Haven WPCA | New Haven Harbor CSOs: 021, 024, 025 | 0 gallons | Ended (as reported); Oct 12, 2025, 11:45 PM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10000, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 0 gallons | Ended (as reported); Oct 12, 2025, 11:45 PM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9999, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 0 gallons | Ended (as reported); Oct 12, 2025, 12:00 AM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9998, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Treatment plant bypass | New Haven Harbor | not stated | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 2.11 million gallons | Ended (as reported); Oct 12, 2025, 11:45 PM EDT | New Haven (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10002, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 21,000 gallons | Ended (as reported); Oct 12, 2025, 11:45 PM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10001, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 0 gallons | Ended (as reported); Oct 12, 2025, 11:45 PM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10000, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 023 | 5,686 gallons | Ended (as reported); Oct 13, 2025, 1:30 PM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10017, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 5,686 gallons | Ended (as reported); Oct 13, 2025, 1:30 PM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10017, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Park River | The Metropolitan District (MDC) | Conduits | 2.37 million gallons | Ended (as reported); Oct 13, 2025, 4:45 PM EDT | The Metropolitan District (MDC) (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9997, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | The Metropolitan District (MDC) | not provided | 2.37 million gallons | Ended (as reported); Oct 13, 2025, 4:45 PM EDT | The Metropolitan District (MDC) (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9997, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Treatment plant bypass | Connecticut River | MDC TREATMENT PLANT | Treatment Plant, 231 Brainard Road, Hartford, CT | 2.55 million gallons | Ended (as reported); Oct 12, 2025 | MDC TREATMENT PLANT (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record xff47e139d388, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | Thames River | US NAVAL SUB BASE (DEPT OF NAVY) | Lateral - Private, Groton, CT | 30 gallons | Ended (as reported); Oct 9, 2025, 5:00 PM EDT | US NAVAL SUB BASE (DEPT OF NAVY) (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9995-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | Thames River | US NAVAL SUB BASE (DEPT OF NAVY) | Lateral - Private, Groton, CT | 30 gallons | Ended (as reported); Oct 9, 2025, 5:00 PM EDT | US NAVAL SUB BASE (DEPT OF NAVY) (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9995, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | Thames River | US NAVAL SUB BASE (DEPT OF NAVY) | Lateral - Private, Groton, CT | 30 gallons | Ended (as reported); Oct 9, 2025, 5:00 PM EDT | US NAVAL SUB BASE (DEPT OF NAVY) (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9995, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | not linked to a mapped water | TRUMBULL | Sewer Main, 6528 Main St, Trumbull, CT | “less than 50 gallons” | Ended (as reported); Oct 9, 2025, 6:00 PM EDT | TRUMBULL (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9994, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Treatment plant bypass | “Dont know it is a very small creek outside the wastewater plant. Does not have a name, it may be just a ditch.” | SEYMOUR WPCF, TOWN OF | Treatment Plant, 723 Derby Ave, Seymour, CT | 500 gallons | Ended (as reported); end time not reported | SEYMOUR WPCF, TOWN OF (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9991, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | Connecticut River | MDC COLLECTIONS ONLY | Sewer Main, 2370 Main St, Hartford, CT | 7,700 gallons | Ended (as reported); Oct 9, 2025, 8:30 AM EDT | MDC COLLECTIONS ONLY (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9993-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | Connecticut River | MDC COLLECTIONS ONLY | Sewer Main, 2370 Main St, Hartford, CT | 7,700 gallons | Ended (as reported); Oct 9, 2025, 8:30 AM EDT | MDC COLLECTIONS ONLY (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9993, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | Connecticut River | MDC COLLECTIONS ONLY | Sewer Main, 2370 Main St, Hartford, CT | 7,700 gallons | Ended (as reported); Oct 9, 2025, 8:30 AM EDT | MDC COLLECTIONS ONLY (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9993, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | New Haven Harbor | Greater New Haven WPCA | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 328,900 gallons | Ended (as reported); Oct 8, 2025, 10:00 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9984-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | New Haven Harbor | not stated | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 328,900 gallons | Ended (as reported); Oct 8, 2025, 10:00 AM EDT | New Haven (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9984, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Quinnipiac River | Greater New Haven WPCA | Quinnipiac River CSOs: 015, 016, 019, 020 | 0 gallons | Ended (as reported); Oct 8, 2025, 10:00 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9983, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | New Haven Harbor | Greater New Haven WPCA | New Haven Harbor CSOs: 021, 024, 025 | 0 gallons | Ended (as reported); Oct 8, 2025, 10:00 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9982, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Mill River | Greater New Haven WPCA | Mill River CSOs: 009,011,012 | 0 gallons | Ended (as reported); Oct 8, 2025, 10:00 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9981, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | West River | Greater New Haven WPCA | West River CSOs: 003, 004, 005, 006 | 0 gallons | Ended (as reported); Oct 8, 2025, 10:00 AM EDT | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9980, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypass | New Haven Harbor | not stated | Treatment Plant, 345 E Shore Pkwy, New Haven, CT | 328,900 gallons | Ended (as reported); Oct 8, 2025, 10:00 AM EDT | New Haven (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9984, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 0 gallons | Ended (as reported); Oct 8, 2025, 10:00 AM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9983, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 0 gallons | Ended (as reported); Oct 8, 2025, 10:00 AM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9982, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 0 gallons | Ended (as reported); Oct 8, 2025, 10:00 AM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9981, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Greater New Haven WPCA | not provided | 0 gallons | Ended (as reported); Oct 8, 2025, 10:00 AM EDT | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9980, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 023 | 37,292 gallons | Ended (as reported); Oct 8, 2025, 9:00 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9979, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 37,292 gallons | Ended (as reported); Oct 8, 2025, 9:00 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9979, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 017 | 171,200 gallons | Ended (as reported); Oct 8, 2025, 8:45 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9990, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 025 | 12,042 gallons | Ended (as reported); Oct 8, 2025, 8:45 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9988, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 022 | 349 gallons | Ended (as reported); Oct 8, 2025, 8:45 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9987, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Thames River | Norwich Public Utilities | 005 | 773 gallons | Ended (as reported); Oct 8, 2025, 8:30 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9986, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Thames River | Norwich Public Utilities | 031 | 2,422 gallons | Ended (as reported); Oct 8, 2025, 8:15 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9985, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 018 | 15,161 gallons | Ended (as reported); Oct 8, 2025, 8:45 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9976, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 171,200 gallons | Ended (as reported); Oct 8, 2025, 8:45 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9990, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 12,042 gallons | Ended (as reported); Oct 8, 2025, 8:45 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9988, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 349 gallons | Ended (as reported); Oct 8, 2025, 8:45 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9987, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 773 gallons | Ended (as reported); Oct 8, 2025, 8:30 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9986, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 2,422 gallons | Ended (as reported); Oct 8, 2025, 8:15 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9985, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 15,161 gallons | Ended (as reported); Oct 8, 2025, 8:45 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9976, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 019 | 27,942 gallons | Ended (as reported); Oct 8, 2025, 8:45 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9978, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 27,942 gallons | Ended (as reported); Oct 8, 2025, 8:45 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9978, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Thames River | Norwich Public Utilities | 004 | 5,250 gallons | Ended (as reported); Oct 8, 2025, 8:45 AM EDT | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9977, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO)Duplicate | Connecticut River | The Metropolitan District (MDC) | CT River | 1.71 million gallons | Ended (as reported); Oct 8, 2025, 11:45 AM EDT | The Metropolitan District (MDC) (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9975, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | Norwich Public Utilities | not provided | 5,250 gallons | Ended (as reported); Oct 8, 2025, 8:45 AM EDT | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9977, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Combined sewer overflow (CSO) | not linked to a mapped water | The Metropolitan District (MDC) | not provided | 1.71 million gallons | Ended (as reported); Oct 8, 2025, 11:45 AM EDT | The Metropolitan District (MDC) (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9975, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Treatment plant bypass | Connecticut River | MDC TREATMENT PLANT | Treatment Plant, 231 Brainard Road, Hartford, CT | 1.84 million gallons | Ended (as reported); Oct 8, 2025 | MDC TREATMENT PLANT (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record x24adaf097d12, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | not linked to a mapped water | Waterbury WPCF | Lateral - Private, 54 Niagara St, Waterbury, CT | 100 gallons | Ended (as reported); Oct 10, 2025, 6:00 PM EDT | Waterbury WPCF (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9971-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | not linked to a mapped water | Waterbury WPCF | Lateral - Private, 54 Niagara St, Waterbury, CT | 100 gallons | Ended (as reported); Oct 10, 2025, 6:00 PM EDT | Waterbury WPCF (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9971, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | not linked to a mapped water | Waterbury WPCF | Lateral - Private, 54 Niagara St, Waterbury, CT | 100 gallons | Ended (as reported); Oct 10, 2025, 6:00 PM EDT | Waterbury WPCF (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9971, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | “Shaw Cove via underground storm culvert fed by storm catch basins and a storm pump station located on Howard Street NLCT.” | NEW LONDON STP | Sewer Main, 150 Howard St, New London, CT | 673,920 gallons | Ended (as reported); Oct 5, 2025, 1:30 AM EDT | NEW LONDON STP (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9968, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | not linked to a mapped water | Bridgeport WPCA East Side | Basement, 307 Texas Ave, Bridgeport, CT | 100 gallons | Ended (as reported); Oct 3, 2025, 10:15 AM EDT | Bridgeport WPCA East Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9966-2, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | not linked to a mapped water | Bridgeport WPCA East Side | 307 Texas Ave, Bridgeport, CT | volume not reported | Ended (as reported); Oct 3, 2025, 10:15 AM EDT | Bridgeport WPCA East Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 9966, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | not linked to a mapped water | Bridgeport WPCA East Side | Basement, 307 Texas Ave, Bridgeport, CT | volume not reported | Ended (as reported); Oct 3, 2025, 10:15 AM EDT | Bridgeport WPCA East Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 9966, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record |