Clean Water Act discharge permit · NPDES MI0020931
ALMONT WWTP, Almont, MI: NPDES MI0020931 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 23Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
ALMONT WWTP, held by Village of Almont, holds NPDES permit MI0020931, which discharges to Clinton River. EPA’s file records it issued February 26, 2021 and expiring October 1, 2025. 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 | ALMONT WWTP |
|---|---|
| Permittee as filed | Village of Almont |
| NPDES ID | MI0020931 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | February 26, 2021 |
| Expiration date | October 1, 2025 |
| Issuing agency | State |
| Address | Almont, MI 48003 |
| Receiving water | Clinton River |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | McKay Ditch-North Branch Clinton River (HUC 040900030301) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 23Pollutants on file
- 23Under a numeric limit
- 9With a violation of any kind
- 2With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 16 | 79 | 3 | November 30, 2012 | 453% over the limit |
| pH | 2 | 11 | 1 | November 30, 2018 | |
| Solids, total suspended | 8 | 176 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 16 | 112 | 0 | ||
| Phosphorus, total [as P] | 4 | 10 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 10 | 0 | ||
| Coliform, fecal general | 2 | 10 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 5 | 0 | ||
| Solids, suspended percent removal | 2 | 3 | 0 | ||
| Solids, total | 3 | 0 | 0 | ||
| Arsenic, dry weight | 3 | 0 | 0 | ||
| Selenium, dry weight | 3 | 0 | 0 | ||
| Copper, dry weight | 3 | 0 | 0 | ||
| Cadmium, dry weight | 3 | 0 | 0 | ||
| Nitrogen, total Kjeldahl | 3 | 0 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 3 | 0 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 3 | 0 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 3 | 0 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 3 | 0 | 0 | ||
| Nitrogen, sludge, total, dry weight [as N] | 3 | 0 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 3 | 0 | 0 | ||
| Potassium, sludge, total, dry weight [as K] | 3 | 0 | 0 | ||
| Phosphorus, sludge, total, dry weight [as P] | 3 | 0 | 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
- 3Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| September 26, 2024 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
| September 26, 2024 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
| September 26, 2024 | Monitoring Violations - Improper Analysis or Lab Error | 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 MI0020931 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.