Connecticut / Reports / 2025 /
Connecticut sewage discharges, December 2025
130 records of sewage discharges and water advisories in Connecticut dated in December 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 |
|---|---|---|---|---|---|---|---|
| Combined sewer overflow (CSO)Duplicate | Shetucket River | Norwich Public Utilities | 017 | 46,699 gallons | Ended (as reported); Dec 29, 2025, 3:00 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10232, 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 | 3,994 gallons | Ended (as reported); Dec 29, 2025, 2:30 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10229, 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); Dec 29, 2025, 3:00 PM EST | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10227, 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); Dec 29, 2025, 3:00 PM EST | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10226, 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); Dec 29, 2025, 3:00 PM EST | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10225, 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); Dec 29, 2025, 3:00 PM EST | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10224, 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 | 1.55 million gallons | Ended (as reported); Dec 29, 2025, 3:00 PM EST | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10223, 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 | 46,699 gallons | Ended (as reported); Dec 29, 2025, 3:00 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10232, 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 | 3,994 gallons | Ended (as reported); Dec 29, 2025, 2:30 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10229, 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); Dec 29, 2025, 3:00 PM EST | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10227, 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); Dec 29, 2025, 3:00 PM EST | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10226, 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); Dec 29, 2025, 3:00 PM EST | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10225, 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); Dec 29, 2025, 3:00 PM EST | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10224, 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 | 1.55 million gallons | Ended (as reported); Dec 29, 2025, 3:00 PM EST | New Haven (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10223, 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 | 2,258 gallons | Ended (as reported); Dec 29, 2025, 1:30 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10233, 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 | 764 gallons | Ended (as reported); Dec 29, 2025, 1:30 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10228, 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 | 2,258 gallons | Ended (as reported); Dec 29, 2025, 1:30 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10233, 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 | 764 gallons | Ended (as reported); Dec 29, 2025, 1:30 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10228, 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) | Free-Flowing North Branch | 2.89 million gallons | Ended (as reported); Dec 29, 2025, 4:30 PM EST | The Metropolitan District (MDC) (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10222, 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 | 2.89 million gallons | Ended (as reported); Dec 29, 2025, 4:30 PM EST | The Metropolitan District (MDC) (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10222, 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 | 9.58 million gallons | Ended (as reported); Dec 29, 2025 | MDC TREATMENT PLANT (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record xf0810bfbd202, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypass | not linked to a mapped water | PLAINFIELD NORTH WPCF | Treatment Plant, 26 Black Hill Rd, Plainfield, CT | 300 gallons | Ended (as reported); Dec 27, 2025, 11:00 AM EST | PLAINFIELD NORTH WPCF (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10221, 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 West Side | Manhole, 205 Bostwick Ave, Bridgeport, CT | 20 gallons | Ended (as reported); Dec 26, 2025, 7:00 PM EST | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10220, 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 | Manhole, 205 Bostwick Ave, Bridgeport, CT | 20 gallons | Ended (as reported); Dec 26, 2025, 7:00 PM EST | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10220, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | “GULLY BROOK CONDUIT” | MDC COLLECTIONS ONLY | Manhole, 266 Capen St, Hartford, CT | 3,000 gallons | Ended (as reported); Dec 26, 2025, 2:00 PM EST | MDC COLLECTIONS ONLY (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10219, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | “GULLY BROOK CONDUIT” | MDC COLLECTIONS ONLY | Manhole, 266 Capen St, Hartford, CT | 3 million gallons | Ended (as reported); Dec 26, 2025, 2:00 PM EST | MDC COLLECTIONS ONLY (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10219, 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 West Side | Basement, 170 Alba Ave, Bridgeport, CT | 100 gallons | Ended (as reported); Dec 25, 2025, 2:00 PM EST | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10218, 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, 170 Alba Ave, Bridgeport, CT | volume not reported | Ended (as reported); Dec 25, 2025, 2:00 PM EST | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10218, 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 | MONTVILLE | Sewer Main, 2549 Norwich-New London Turnpike, Montville, CT | 300 gallons | Ended (as reported); Dec 21, 2025, 5:00 PM EST | MONTVILLE (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10205, 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 | 4,665 gallons | Ended (as reported); Dec 19, 2025, 1:30 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10208, 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 | 3,066 gallons | Ended (as reported); Dec 19, 2025, 1:30 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10207, 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 | 295,778 gallons | Ended (as reported); Dec 19, 2025, 9:30 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10195, 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 | 4,665 gallons | Ended (as reported); Dec 19, 2025, 1:30 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10208, 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 | 3,066 gallons | Ended (as reported); Dec 19, 2025, 1:30 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10207, 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 | 295,778 gallons | Ended (as reported); Dec 19, 2025, 9:30 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10195, 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 | 1,829 gallons | Ended (as reported); Dec 19, 2025, 1:15 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10209, 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 | 032 | 9,800 gallons | Ended (as reported); Dec 19, 2025, 1:15 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10201, 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 | 27,481 gallons | Ended (as reported); Dec 19, 2025, 2:00 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10200, 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 | 91 gallons | Ended (as reported); Dec 19, 2025, 1:15 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10198, 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 | 1,829 gallons | Ended (as reported); Dec 19, 2025, 1:15 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10209, 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 | 9,800 gallons | Ended (as reported); Dec 19, 2025, 1:15 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10201, 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 | 27,481 gallons | Ended (as reported); Dec 19, 2025, 2:00 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10200, 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 | 91 gallons | Ended (as reported); Dec 19, 2025, 1:15 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10198, 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 | 33 HUNT | 60,000 gallons | Ended (as reported); Dec 19, 2025, 1:00 PM EST | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10216, 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 | 170,000 gallons | Ended (as reported); Dec 19, 2025, 1:00 PM EST | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10215, 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 | 380,000 gallons | Ended (as reported); Dec 19, 2025, 1:00 PM EST | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10214, 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 | 370,000 gallons | Ended (as reported); Dec 19, 2025, 1:00 PM EST | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10213, 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 | 250,000 gallons | Ended (as reported); Dec 19, 2025, 1:00 PM EST | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10212, 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 WAL | 130,000 gallons | Ended (as reported); Dec 19, 2025, 1:00 PM EST | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10211, 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 | 50,000 gallons | Ended (as reported); Dec 19, 2025, 1:00 PM EST | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10210, 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 | 7,455 gallons | Ended (as reported); Dec 19, 2025, 1:00 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10202, 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 | 7,455 gallons | Ended (as reported); Dec 19, 2025, 1:30 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10199, 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 | 960,000 gallons | Ended (as reported); Dec 19, 2025, 1:00 PM EST | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10194, 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 | 60,000 gallons | Ended (as reported); Dec 19, 2025, 1:00 PM EST | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10216, 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 | 170,000 gallons | Ended (as reported); Dec 19, 2025, 1:00 PM EST | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10215, 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 | 380,000 gallons | Ended (as reported); Dec 19, 2025, 1:00 PM EST | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10214, 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 | 370,000 gallons | Ended (as reported); Dec 19, 2025, 1:00 PM EST | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10213, 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 | 250,000 gallons | Ended (as reported); Dec 19, 2025, 1:00 PM EST | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10212, 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 | 130,000 gallons | Ended (as reported); Dec 19, 2025, 1:00 PM EST | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10211, 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 | 50,000 gallons | Ended (as reported); Dec 19, 2025, 1:00 PM EST | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10210, 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 | 7,455 gallons | Ended (as reported); Dec 19, 2025, 1:00 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10202, 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 | 7,455 gallons | Ended (as reported); Dec 19, 2025, 1:30 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10199, 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 | “0.96” | Ended (as reported); Dec 19, 2025, 1:00 PM EST | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10194, 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 | 3.97 million gallons | Ended (as reported); Dec 19, 2025, 12:30 PM EST | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10193, 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 | 1.17 million gallons | Ended (as reported); Dec 19, 2025, 11:15 AM EST | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10192, 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 | 231,000 gallons | Ended (as reported); Dec 19, 2025, 12:30 PM EST | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10191, 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 | 124,000 gallons | Ended (as reported); Dec 19, 2025, 10:15 AM EST | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10190, 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); Dec 19, 2025, 12:30 PM EST | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10189, 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 | 3.97 million gallons | Ended (as reported); Dec 19, 2025, 12:30 PM EST | New Haven (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10193, 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 | 622,000 gallons | Ended (as reported); Dec 19, 2025, 11:15 AM EST | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10192, 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 | 231,000 gallons | Ended (as reported); Dec 19, 2025, 12:30 PM EST | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10191, 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 | 124,000 gallons | Ended (as reported); Dec 19, 2025, 10:15 AM EST | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10190, 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); Dec 19, 2025, 12:30 PM EST | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10189, 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 | 18.34 million gallons | Ended (as reported); Dec 19, 2025, 7:30 PM EST | The Metropolitan District (MDC) (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10187, 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 | 18.34 million gallons | Ended (as reported); Dec 19, 2025, 7:30 PM EST | The Metropolitan District (MDC) (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10187, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | Naugatuck River | NAUGATUCK WPCF | Treatment Plant, 500 Cherry St, Naugatuck, CT | 6 million gallons | Ended (as reported); Dec 19, 2025, 11:15 PM EST | NAUGATUCK WPCF (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10188, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypass | Naugatuck River | NAUGATUCK WPCF | Treatment Plant, 500 Cherry St, Naugatuck, CT | “Approximately 6MGD” | Ended (as reported); Dec 19, 2025, 11:15 PM EST | NAUGATUCK WPCF (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10188, 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 | 022 | 137 gallons | Ended (as reported); Dec 19, 2025, 1:30 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10203, 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 | 024 | 67,031 gallons | Ended (as reported); Dec 19, 2025, 1:30 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10197, 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 | 45,071 gallons | Ended (as reported); Dec 19, 2025, 1:45 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10196, 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 | 137 gallons | Ended (as reported); Dec 19, 2025, 1:30 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10203, 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 | 67,031 gallons | Ended (as reported); Dec 19, 2025, 1:30 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10197, 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 | 45,071 gallons | Ended (as reported); Dec 19, 2025, 1:45 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10196, 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 | 28.14 million gallons | Ended (as reported); Dec 19, 2025 | MDC TREATMENT PLANT (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record xe5f05d2b0f52, 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 | MDC COLLECTIONS ONLY | Basement, 52 Boulanger Ave, West Hartford, CT | 90 gallons | Ended (as reported); Dec 18, 2025, 8:15 PM EST | MDC COLLECTIONS ONLY (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10184, 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 | MDC COLLECTIONS ONLY | Basement, 52 Boulanger Ave, West Hartford, CT | “LESS THAN 100 GAL” | Ended (as reported); Dec 18, 2025, 8:15 PM EST | MDC COLLECTIONS ONLY (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10184, 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. | Manhole, 189 Oakridge Rd, Bristol, CT | 50 gallons | Ended (as reported); Dec 18, 2025, 4:15 PM EST | BRISTOL WATER RECLAMATION FAC. (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10183, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | “Muddy Gutter Brook” | EAST HAMPTON WPCA | Manhole, 19 Sherry Dr, East Hampton, CT | 1,200 gallons | Ended (as reported); Dec 15, 2025, 12:30 PM EST | EAST HAMPTON WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10180, 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 West Side | Basement, 509 E Main St, Bridgeport, CT | 100 gallons | Ended (as reported); Dec 12, 2025, 11:30 AM EST | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10179, 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, 509 E Main St, Bridgeport, CT | volume not reported | Ended (as reported); Dec 12, 2025, 11:30 AM EST | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10179, 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 | MDC COLLECTIONS ONLY | Lateral - Private, 237 Fern St, West Hartford, CT | 90 gallons | Ended (as reported); Dec 12, 2025, 12:00 PM EST | MDC COLLECTIONS ONLY (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10178, 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 | MDC COLLECTIONS ONLY | Lateral - Private, 237 Fern St, West Hartford, CT | “<100g” | Ended (as reported); Dec 12, 2025, 12:00 PM EST | MDC COLLECTIONS ONLY (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10178, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | “Beaver Pond Brook” | Waterbury WPCF | Lateral - Private, 168 Mulloy Rd, Waterbury, CT | 187 gallons | Ended (as reported); Dec 9, 2025, 11:15 AM EST | Waterbury WPCF (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10177, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | “Beaver Pond Brook” | Waterbury WPCF | Lateral - Private, 168 Mulloy Rd, Waterbury, CT | 187 gallons | Ended (as reported); Dec 9, 2025, 11:15 AM EST | Waterbury WPCF (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10177, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO)Duplicate | Shetucket River | Norwich Public Utilities | Sewer Main, 23 Falls Ave, Norwich, CT | 394,242 gallons | Ended (as reported); Dec 3, 2025, 6:00 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10172, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Sanitary sewer overflow (SSO) | Shetucket River | Norwich Public Utilities | Sewer Main, 23 Falls Ave, Norwich, CT | 394,242 gallons | Ended (as reported); Dec 3, 2025, 6:00 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10172, 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 | 80,000 gallons | Ended (as reported); Dec 2, 2025, 6:00 PM EST | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10176, 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 | 80,000 gallons | Ended (as reported); Dec 2, 2025, 6:00 PM EST | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10175, 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 | 600,000 gallons | Ended (as reported); Dec 2, 2025, 6:00 PM EST | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10167, 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 | 80,000 gallons | Ended (as reported); Dec 2, 2025, 6:00 PM EST | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10176, 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 | 80,000 gallons | Ended (as reported); Dec 2, 2025, 6:00 PM EST | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10175, 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 | 600,000 gallons | Ended (as reported); Dec 2, 2025, 6:00 PM EST | Bridgeport WPCA West Side (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10167, 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 | 406,193 gallons | Ended (as reported); Dec 2, 2025, 8:15 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10169, 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 | 406,193 gallons | Ended (as reported); Dec 2, 2025, 8:15 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10169, 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 | 12,978 gallons | Ended (as reported); Dec 2, 2025, 5:15 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10170, published Feb 25, 2026, 4:08 PM EST, retrieved 2026-11-02 21:17 UTC · Original notice · Full record | |
| Treatment plant bypassDuplicate | “4” | Bridgeport WPCA East Side | Treatment Plant, 695 Seaview Ave, Bridgeport, CT | 1.5 million gallons | Ended (as reported); Dec 2, 2025, 6:00 PM EST | Bridgeport WPCA East Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10166, 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 | 2.77 million gallons | Ended (as reported); Dec 2, 2025, 7:00 PM EST | Bridgeport WPCA West Side (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10165, 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 | 3,393 gallons | Ended (as reported); Dec 2, 2025, 5:30 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10158, 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 | 12,978 gallons | Ended (as reported); Dec 2, 2025, 5:15 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10170, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record | |
| Treatment plant bypass | Bridgeport Harbor | not stated | Treatment Plant, 695 Seaview Ave, Bridgeport, CT | 1.5 million gallons | Ended (as reported); Dec 2, 2025, 6:00 PM EST | Bridgeport (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10166, 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 | 2.77 million gallons | Ended (as reported); Dec 2, 2025, 7:00 PM EST | Bridgeport (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10165, 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 | 3,393 gallons | Ended (as reported); Dec 2, 2025, 5:30 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10158, 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 | 022 | 215 gallons | Ended (as reported); Dec 2, 2025, 5:00 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10171, 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 | 1,923 gallons | Ended (as reported); Dec 2, 2025, 5:30 PM EST | Norwich Public Utilities (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10168, 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 | 215 gallons | Ended (as reported); Dec 2, 2025, 5:00 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10171, 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 | 1,923 gallons | Ended (as reported); Dec 2, 2025, 5:30 PM EST | Norwich Public Utilities (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10168, 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 | 0 gallons | Ended (as reported); Dec 2, 2025, 9:00 PM EST | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10164, 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); Dec 2, 2025, 9:00 PM EST | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10163, 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); Dec 2, 2025, 9:00 PM EST | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10162, 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); Dec 2, 2025, 9:00 PM EST | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10161, 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 | 3.94 million gallons | Ended (as reported); Dec 2, 2025, 9:00 PM EST | Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10160, 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); Dec 2, 2025, 9:00 PM EST | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10164, 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); Dec 2, 2025, 9:00 PM EST | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10163, 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); Dec 2, 2025, 9:00 PM EST | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10162, 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); Dec 2, 2025, 9:00 PM EST | Greater New Haven WPCA (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10161, 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 | 3.94 million gallons | Ended (as reported); Dec 2, 2025, 9:00 PM EST | New Haven (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10160, 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 | 2.08 million gallons | Ended (as reported); Dec 2, 2025, 9:30 PM EST | The Metropolitan District (MDC) (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record 10159, 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 | 2.08 million gallons | Ended (as reported); Dec 2, 2025, 9:30 PM EST | The Metropolitan District (MDC) (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10159, 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 | 13.15 million gallons | Ended (as reported); Dec 2, 2025 | MDC TREATMENT PLANT (CT DEEP Sewage Right-to-Know annual report 2026) via CT DEEP Sewage Right-to-Know annual report 2024, record x409185ca1df6, 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 | NORTH HAVEN WPCF | Manhole, Kent Dr, North Haven, CT | 50 gallons | Ended (as reported); Dec 1, 2025, 11:00 AM EST | NORTH HAVEN WPCF (CT DEEP Performance Dashboard) via CT DEEP CSO/SSO Performance Dashboard (QScend), record 10157, the source gives no report time, retrieved 2026-11-02 11:20 UTC · Original notice · Full record |