Michigan / Reports /

Combined sewer overflow (CSO) reported — Oakland County Water Resources Commissioner's Office, Sep 3, 2026

Ended (as reported) · Michigan EGLE (MiEnviro CSO/SSO List)

Source: Michigan EGLE (MiEnviro CSO/SSO List) via EGLE MiEnviro CSO/SSO List, record 6175573428839147404-3, reported Sep 3, 2026, 4:49 PM EDT, retrieved 2026-11-04 15:09 UTC · Read the original notice

Read the original notice · Report an error

1. Reported wastewater outlet

Operator named in the record: Oakland County Water Resources Commissioner's Office (federal wastewater discharge permit, NPDES, MI0025534). Outlet: 101 “Outfall 101 discharges treated combined sewage to the Rouge River from Monitoring Point 101A”. Location: 42.53919, -83.22798; location source: EPA wastewater outlet records (the report gives no location).

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

Source: EPA ECHO wastewater outlet records, permit MI0025534, outlet 101. Location linked by DirtyWaterWatch.

2. Waters named in the notice

The notice names: “Rouge River”. DirtyWaterWatch links this report to River Rouge, MI. Match basis: the outlet's permit and number in EPA and state records.

3. Estimated downstream stretch

No downstream estimate is available for this report.

Open on the main map

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 3, 2026, 4:05 PM EDT

Ended

Sep 3, 2026, 9:45 PM EDT

Detail provided by the source

Times known to the minute

Reported to the source

Sep 3, 2026, 4:49 PM EDT

Published

not given

Source last updated

not given

Last retrieved by DirtyWaterWatch

2026-11-04 15:09 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

“(retention treatment basin discharge: combined sewage given partial treatment)”

Volume

5.25 million gallons (not stated whether estimated or measured)

Volume as reported

“5.25 Million Gallons”

Advice from Michigan EGLE (MiEnviro CSO/SSO List)

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

• Discharge or advisory reported River Rouge: Discharge reported ongoing, Sep 3, 2026, 4:05 PM EDT to Sep 3, 2026, 9:45 PM EDT
• Caution River Rouge: Within the caution period after the reported end, Sep 3, 2026, 9:45 PM EDT to Sep 6, 2026, 9:45 PM EDT

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

Source and versions

Source

EGLE MiEnviro CSO/SSO List

Source record number

6175573428839147404-3

Original notice

Read the original notice

Earlier version

None: this is the first record

Later versions

None

{
  "submissionId": "6175573428839147404",
  "submissionReferenceNumber": "HQM-ZMAK-0CNWJ",
  "sectionNumber": 3,
  "submissionReceivedDate": "2026-09-03T16:49:01.0930000-04:00",
  "responsiblePartyName": "Oakland County Water Resources Commissioner's Office",
  "siteName": "Birmingham CSO RTB",
  "permitNumber": "MI0025534",
  "countyDescription": "Oakland",
  "countyId": "63",
  "reportStatusId": "COMPLETE",
  "reportStatusDescription": "Completed",
  "dischargeType": "RTB Discharge,RTB Discharge",
  "dischargeQuality": "RTB,RTB",
  "dischargeVolume": "5.25000 Million Gallons",
  "dischargeVolumeNumeric": 5250000,
  "eventStartDate": "2026-09-03T16:05:00.0000000-04:00",
  "eventEndDate": "2026-09-03T21:45:00.0000000-04:00",
  "featureNumber": "101",
  "featureDescription": "Outfall 101 discharges treated combined sewage to the Rouge River from Monitoring Point 101A",
  "receivingWater": "Rouge River",
  "landImpacted": null,
  "precipitationAmount": "3.38",
  "precipitationType": "Rain,Rain",
  "reached_water": true
}