Clean Water Act discharge permit · NPDES MIG580082
STERLING WWSL, Sterling, MI: NPDES MIG580082 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 22Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
STERLING WWSL, held by Village of Sterling, holds NPDES permit MIG580082, which discharges to Sterling Creek. EPA’s file records it issued May 31, 2019 and expiring April 1, 2024. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | STERLING WWSL |
|---|---|
| Permittee as filed | Village of Sterling |
| NPDES ID | MIG580082 |
| 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 | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | May 31, 2019 |
| Expiration date | April 1, 2024 |
| Issuing agency | State |
| Address | Sterling, MI 48659 |
| Receiving water | Sterling Creek |
| Subwatershed | Pine River (HUC 040801020103) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 22Pollutants on file
- 22Under a numeric limit
- 22With a violation of any kind
- 3With 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 |
|---|---|---|---|---|---|
| Coliform, fecal general | 2 | 27 | 5 | October 31, 2025 | 70% over the limit |
| Solids, total suspended | 4 | 26 | 3 | May 31, 2005 | 419% over the limit |
| BOD, 5-day, 20 deg. C | 2 | 23 | 3 | May 31, 2021 | 70% over the limit |
| Solids, total | 3 | 27 | 0 | ||
| Arsenic, dry weight | 3 | 27 | 0 | ||
| Selenium, dry weight | 3 | 27 | 0 | ||
| Copper, dry weight | 3 | 27 | 0 | ||
| Cadmium, dry weight | 3 | 27 | 0 | ||
| Nitrogen, total Kjeldahl | 3 | 27 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 3 | 27 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 3 | 27 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 3 | 27 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 3 | 27 | 0 | ||
| Nitrogen, sludge, total, dry weight [as N] | 3 | 27 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 3 | 27 | 0 | ||
| Potassium, sludge, total, dry weight [as K] | 3 | 27 | 0 | ||
| Phosphorus, sludge, total, dry weight [as P] | 3 | 27 | 0 | ||
| pH | 2 | 22 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 20 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 12 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 12 | 0 | ||
| Phosphorus, total [as P] | 2 | 11 | 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
- 4Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| November 21, 2023 | Reporting Violations - Late Submittal of DMRs | ST6 |
| January 24, 2022 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
| October 31, 2020 | Reporting Violations - Late Submittal of DMRs | ST6 |
| October 31, 2018 | Reporting Violations - Late Submittal of DMRs | 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.
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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 MIG580082 there.
Nearby on the register
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- Every permit record in Michigan, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.