Clean Water Act discharge permit · NPDES MI0059299
WASHINGTON TOWNSHIP WWTP, Washington, MI: NPDES MI0059299 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 24Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
WASHINGTON TOWNSHIP WWTP, held by Charter Township of Washington, holds NPDES permit MI0059299, which discharges to Healy Drain. EPA’s file records it issued October 29, 2020 and expiring October 1, 2024. 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 | WASHINGTON TOWNSHIP WWTP |
|---|---|
| Permittee as filed | Charter Township of Washington |
| NPDES ID | MI0059299 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | October 29, 2020 |
| Expiration date | October 1, 2024 |
| Issuing agency | State |
| Address | Washington, MI 48095 |
| Receiving water | Healy Drain |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Healy Drain (HUC 040900030308) |
| 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
- 24Pollutants on file
- 24Under a numeric limit
- 24With 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 |
|---|---|---|---|---|---|
| Phosphorus, total [as P] | 4 | 79 | 21 | May 31, 2024 | 844% over the limit |
| Nitrogen, ammonia total [as N] | 15 | 42 | 14 | September 30, 2022 | 1,426% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 12 | 101 | 0 | ||
| Solids, total suspended | 4 | 88 | 0 | ||
| pH | 2 | 42 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 42 | 0 | ||
| Coliform, fecal general | 2 | 42 | 0 | ||
| Solids, suspended percent removal | 2 | 29 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 27 | 0 | ||
| BOD, carb-5 day, 20 deg C, percent removal | 2 | 16 | 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 |
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 |
|---|---|---|
| January 21, 2026 | Reporting Violations - Late Submittal of DMRs | ST6 |
| April 1, 2025 | Management Practice Violations - Failure to Maintain Records | ST6 |
| January 21, 2017 | 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.
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, MI0059299.
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How we handle your data → Privacy
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 MI0059299 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.