Clean Water Act discharge permit · NPDES MI0025071
COMMERCE TWP WWTP, Commerce Township, MI: NPDES MI0025071 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 28Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
COMMERCE TWP WWTP, held by Charter Township of Commerce, holds NPDES permit MI0025071. EPA’s file records it issued September 28, 2017 and expiring October 1, 2021. 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 | COMMERCE TWP WWTP |
|---|---|
| Permittee as filed | Charter Township of Commerce |
| NPDES ID | MI0025071 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | September 28, 2017 |
| Expiration date | October 1, 2021 |
| Issuing agency | State |
| Address | Commerce Township, MI 48390 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Smith Drain-Upper River Rouge (HUC 040900040103) |
| Program components on file | Biosolids, POTW |
| NAICS | 221320 – Sewage Treatment Facilities |
| SIC | 4952 – Sewerage Systems |
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
- 30Pollutants on file
- 28Under a numeric limit
- 27With 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 |
|---|---|---|---|---|---|
| BOD, carbonaceous [5 day, 20 C] | 4 | 109 | 1 | March 31, 2004 | 64% over the limit |
| Phosphorus, total [as P] | 9 | 128 | 0 | ||
| Solids, total suspended | 4 | 109 | 0 | ||
| Nitrogen, ammonia total [as N] | 4 | 108 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 88 | 0 | ||
| pH | 2 | 66 | 0 | ||
| Lead, total [as Pb] | 0 | 44 | 0 | ||
| Temperature, water deg. fahrenheit | 2 | 39 | 0 | ||
| Coliform, fecal general | 2 | 36 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 33 | 0 | ||
| Mercury, total [as Hg] | 4 | 21 | 0 | ||
| Copper, total [as Cu] | 4 | 8 | 0 | ||
| Toxicity [chronic], Ceriodaphnia dubia | 0 | 5 | 0 | ||
| Solids, total | 3 | 3 | 0 | ||
| Arsenic, dry weight | 3 | 3 | 0 | ||
| Selenium, dry weight | 3 | 3 | 0 | ||
| Copper, dry weight | 3 | 3 | 0 | ||
| Cadmium, dry weight | 3 | 3 | 0 | ||
| Nitrogen, total Kjeldahl | 3 | 3 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 3 | 3 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 3 | 3 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 3 | 3 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 3 | 3 | 0 | ||
| Nitrogen, sludge, total, dry weight [as N] | 3 | 3 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 3 | 3 | 0 | ||
| Potassium, sludge, total, dry weight [as K] | 3 | 3 | 0 | ||
| Phosphorus, sludge, total, dry weight [as P] | 3 | 3 | 0 | ||
| Cyanide [A] | 4 | 0 | 0 | ||
| Bromomethane | 4 | 0 | 0 | ||
| Di[2-ethylhexyl] phthalate [DEHP] | 4 | 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
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| July 15, 2025 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | 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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, MI0025071.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
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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 MI0025071 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.