Georgia / Reports /

Combined sewer overflow (CSO) reported — Atlanta, City Of (West Area CSO), Sep 12, 2026

Ended (as reported) · EPA ECHO Sewer Overflow and Bypass Event report (reported to regulators)

Source: EPA ECHO Sewer Overflow and Bypass Event report (reported to regulators), record GA0038644:M-2026916-1026413:1, reported Sep 16, 2026, 12:00 AM EDT, retrieved 2026-11-05 01:05 UTC · Read the original notice

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1. Reported wastewater outlet

Operator named in the record: Atlanta, City Of (West Area CSO) (federal wastewater discharge permit, NPDES, GA0038644). Outlet: not stated. Location: 33.76874, -84.42512; location source: given in the source record.

Outfall: a pipe or outlet where wastewater enters a water body.

2. Waters named in the notice

The notice names: “Chattahoochee”. DirtyWaterWatch links this report to Proctor Creek, GA. Match basis: the report's location, matched to the nearest tracked water.

3. Estimated downstream stretch

No downstream estimate is available for this report.

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When it happened and when it was reported

Event and notice times use Eastern Time (EST or EDT). Retrieval times use Coordinated Universal Time (UTC).

Started

Sep 12, 2026, 12:41 PM EDT

Ended

Sep 12, 2026, 1:24 AM EDT (as published; not used as the end, see the current status above)

Detail provided by the source

Times known to the minute

Reported to the source

Sep 16, 2026, 12:00 AM EDT

Published

Nov 4, 2026, 12:00 AM EST

Source last updated

Nov 4, 2026, 7:16 AM EST

Last retrieved by DirtyWaterWatch

2026-11-05 01:05 UTC

What and how much

Type

Combined sewer overflow (CSO): sewage mixed with rainwater spills from a shared sewer system.

Status in the record

Ended (as reported)

Material

“combined sewage and stormwater”

Volume

volume not reported (not stated whether estimated or measured)

Volume as reported

none

Advice from EPA ECHO Sewer Overflow and Bypass Event report (reported to regulators)

This report includes no advice. Check current local health notices.

Advice period

This report does not state a period. See the rule DirtyWaterWatch applies and its source.

Basis

not stated

Status history from this report

• Caution Proctor Creek: Discharge record with unclear status, Sep 16, 2026, 12:00 AM EDT to Sep 30, 2026, 12:00 AM EDT
• End not confirmed Proctor Creek, Sep 30, 2026, 12:00 AM EDT to Oct 12, 2026, 12:41 PM EDT
• No current status shown Proctor Creek: end not confirmed, no map colour, Oct 12, 2026, 12:41 PM EDT to Dec 14, 2026, 11:00 PM EST (the end is scheduled: a new report can change it)

Source: DirtyWaterWatch calculations using this report and the published status rules. Updated 2026-11-05 01:25 UTC.

Source and versions

Source

Public source

Source record number

GA0038644:M-2026916-1026413:1

Original notice

Read the original notice

Earlier version

None: this is the first record

Later versions

None

Note

Some details could not be read automatically. Check the original notice.

{
  "sewer_overflow_bypass_event_key": "27916",
  "permit_identifier": "GA0038644",
  "program_report_form_set_id": "M-2026916-1026413",
  "program_report_form_id": "1",
  "sewer_overflow_bypass_event_id_ext": "1",
  "program_report_received_date": "2026-09-16",
  "program_report_start_date": "2026-09-12",
  "program_report_end_date": "2026-09-12",
  "electronic_submission_type_code": "ES2",
  "electr_submission_type_desc": "Authorized NPDES program electronic reporting system",
  "program_report_npdes_data_group_number_code": "G9A",
  "program_report_npdes_data_group_desc": "Sewer Overflow/Bypass Event Report ",
  "payload_id": "322160042",
  "transaction_type": "R",
  "sewer_overflow_bypass_reporting_requirement_code": "1",
  "sewer_overflow_reporting_requirement_desc": "5-day reporting for noncompliance that may endanger health or the environment",
  "wet_weather_occurance_indicator": "N",
  "collection_system_identifier": "GA0038644",
  "latitude_measure": "33.768740",
  "longitude_measure": "-84.425116",
  "sewer_overflow_bypass_duration_hours": "0.00",
  "sewer_overflow_bypass_start_datetime": "2026-09-12 12:41:00",
  "sewer_overflow_bypass_end_datetime": "2026-09-12 01:24:00",
  "event_transaction_type": "R",
  "types": [
    "Combined Sewer Overflow Event"
  ],
  "receiving_waters": [
    "Chattahoochee"
  ],
  "impacts": [
    {
      "code": "NOI",
      "desc": "No observable impacts",
      "other": null
    }
  ],
  "causes": [
    {
      "code": "FTP",
      "desc": "Flooding of Treatment Plant - Hurricane or Large Stormwater Event",
      "other": null
    }
  ],
  "corrective_actions": [
    {
      "code": "CBC",
      "desc": "Catch Basin Cleaning",
      "other": null
    }
  ],
  "treatment": [
    {
      "code": "DIS",
      "desc": "Disinfection of Sewer Overflow",
      "bypassed_equipment": null
    }
  ],
  "collection_system_name": null,
  "percent_collection_system_css": null,
  "reached_water_rule": "receiving water named",
  "timezone_note": "ECHO gives event times without a timezone; recorded as given (presumably local time)",
  "report_version": "1"
}