Clean Water Act discharge permit · NPDES MIG640260
ST. CLAIR RIVER WATER AUTH, East China, MI: NPDES MIG640260 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
ST. CLAIR RIVER WATER AUTH, held by St. Clair River Water Authority, holds NPDES permit MIG640260, which discharges to St. Clair River. EPA’s file records it issued March 24, 2017 and expiring April 1, 2020. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | ST. CLAIR RIVER WATER AUTH |
|---|---|
| Permittee as filed | St. Clair River Water Authority |
| NPDES ID | MIG640260 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | March 24, 2017 |
| Expiration date | April 1, 2020 |
| Issuing agency | State |
| Address | East China, MI 48054 |
| Receiving water | St. Clair River |
| Subwatershed | Bunce Creek-Frontal Saint Clair River (HUC 040900010307) |
| NAICS | 221310 – Water Supply and Irrigation Systems |
| SIC | 4941 – Water Supply |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 6Pollutants on file
- 0Under a numeric limit
- 6With a violation of any kind
- 1With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Solids, total suspended | 0 | 10 | 4 | August 31, 2024 | 253% over the limit |
| pH | 0 | 4 | 0 | ||
| Flow, in conduit or thru treatment plant | 0 | 4 | 0 | ||
| Chloride [as Cl] | 0 | 2 | 0 | ||
| Sulfate, total [as SO4] | 0 | 2 | 0 | ||
| Outfall observation,visual, y/n response | 0 | 2 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| September 19, 2024 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID MIG640260 there.
Nearby on the register
- Discharge permits in East China
- Every permit record in East China, A to Z
- Discharge permits in Michigan
- Every permit record in Michigan, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.