Clean Water Act discharge permit · NPDES MI0023507
MANCHESTER WWTP, Manchester, MI: NPDES MI0023507 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 25Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
MANCHESTER WWTP, held by Village of Manchester, holds NPDES permit MI0023507, which discharges to River Raisin. EPA’s file records it issued July 23, 2020 and expiring October 1, 2024.
MANCHESTER WWTP, Manchester, Michigan: Individual permit MI0023507, held by Village of Manchester; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued July 23, 2020, term to October 1, 2024, by State; discharges to River Raisin; Sewage Treatment Facilities.
- Solids, total suspended: 8 limits, 49 violations of any kind, 37 effluent exceedances, latest February 29, 2016, largest 907% over the limit.
- BOD, carbonaceous [5 day, 20 C]: 12 limits, 106 violations of any kind, 18 effluent exceedances, latest June 30, 2018, largest 160% over the limit.
- Solids, suspended percent removal: 2 limits, 27 violations of any kind, 18 effluent exceedances, latest March 31, 2019, largest 300% over the limit.
- Nitrogen, ammonia total [as N]: 8 limits, 67 violations of any kind, 17 effluent exceedances, latest June 30, 2018, largest 380% over the limit.
- Mercury, total [as Hg]: 6 limits, 100 violations of any kind, 8 effluent exceedances, latest April 30, 2025, largest 105% over the limit.
- Phosphorus, total [as P]: 4 limits, 30 violations of any kind, 8 effluent exceedances, latest August 31, 2006, largest 49% over the limit.
- Coliform, fecal general: 2 limits, 23 violations of any kind, 1 effluent exceedance, latest February 28, 2007, largest 26% over the limit.
- Oxygen, dissolved [DO]: 3 limits, 22 violations of any kind, 0 effluent exceedances.
- pH: 2 limits, 22 violations of any kind, 0 effluent exceedances.
- Flow, in conduit or thru treatment plant: 2 limits, 22 violations of any kind, 0 effluent exceedances.
- BOD, carb-5 day, 20 deg C, percent removal: 2 limits, 4 violations of any kind, 0 effluent exceedances.
- Solids, total: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Arsenic, dry weight: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Selenium, dry weight: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Copper, dry weight: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Cadmium, dry weight: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Nitrogen, total Kjeldahl: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Molybdenum, sludge, total, dry weight [as Mo]: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Zinc, sludge, total, dry weight [as Zn]: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Lead, sludge, total, dry weight [as Pb]: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Nickel, sludge, total, dry weight [as Ni]: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Nitrogen, sludge, total, dry weight [as N]: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Mercury, sludge, total, dry weight [as Hg]: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Potassium, sludge, total, dry weight [as K]: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Phosphorus, sludge, total, dry weight [as P]: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- November 14, 2023: Monitoring Violations - Improper Analysis or Lab Error (ST6).
- November 14, 2023: Monitoring Violations - Invalid/Unrepresentative Sample (ST6).
- January 12, 2021: Management Practice Violations - Failure to Maintain Records (ST6).
- January 12, 2021: Monitoring Violations - Improper Analysis or Lab Error (ST6).
Michigan holds 200 Publicly owned treatment works coverages of this permit type in EPA’s file; 168 were issued before MI0023507.
Coverages issued nearest MI0023507
- June 28, 2020: BOYNE CITY WWTP, Boyne City, MI0021474, held by City of Boyne City
- June 28, 2020: PETOSKEY WWTP, Petoskey, MI0023787, held by City of Petoskey
- June 30, 2020: NORTH BRANCH WWSL NO 2, North Branch, MI0055301, held by Village of North Branch
- July 2, 2020: GOGEBIC-IRON WW AUTHORITY WWTP, Ironwood, MI0020125, held by Gogebic-Iron Wastewater Authority
- July 23, 2020: MILAN WWTP, Milan, MI0021571, held by City of Milan
- July 24, 2020: MOLINE WWTP, Wayland, MI0055107, held by Dorr/Leighton Sewer Authority
- July 30, 2020: CHARLEVOIX WWTP, Charlevoix, MI0057737, held by City of Charlevoix
- August 28, 2020: ROSCOMMON WWTP, Roscommon, MI0021482, held by Village of Roscommon
- August 31, 2020: HARBOR BEACH WWTP, Harbor Beach, MI0020672, held by City of Harbor Beach
- September 25, 2020: PORT AUSTIN WWTP, Port Austin, MI0028517, held by Port Austin Area Sewer and Water Authority
MANCHESTER WWTP among its neighbors
EPA’s permit file holds 2 discharge permits in the Town of Manchester-River Raisin subwatershed (HUC 041000020105), MI0023507 among them. Its county holds 38, 5 of them major permits; MI0023507 is a minor permit.
Other permits in the Town of Manchester-River Raisin subwatershed (HUC 041000020105)
- HIDDEN LAKES RV RESORT, Manchester: MIG760086, minor permit, discharging to Unnamed Lake, permit term to April 1, 2025
Identity
| Facility as filed | MANCHESTER WWTP |
|---|---|
| Permittee as filed | Village of Manchester |
| NPDES ID | MI0023507 |
| 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 | July 23, 2020 |
| Expiration date | October 1, 2024 |
| Issuing agency | State |
| Address | Manchester, MI 48158 |
| Receiving water | River Raisin |
| Subwatershed | Town of Manchester-River Raisin (HUC 041000020105) |
| Program components on file | Biosolids, POTW |
| NAICS | 221320 – Sewage Treatment Facilities |
| SIC | 4952 – Sewerage Systems |
Effluent limits and exceedances
- 25Pollutants on file
- 25Under a numeric limit
- 25With a violation of any kind
- 7With 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 | 8 | 49 | 37 | February 29, 2016 | 907% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 12 | 106 | 18 | June 30, 2018 | 160% over the limit |
| Solids, suspended percent removal | 2 | 27 | 18 | March 31, 2019 | 300% over the limit |
| Nitrogen, ammonia total [as N] | 8 | 67 | 17 | June 30, 2018 | 380% over the limit |
| Mercury, total [as Hg] | 6 | 100 | 8 | April 30, 2025 | 105% over the limit |
| Phosphorus, total [as P] | 4 | 30 | 8 | August 31, 2006 | 49% over the limit |
| Coliform, fecal general | 2 | 23 | 1 | February 28, 2007 | 26% over the limit |
| Oxygen, dissolved [DO] | 3 | 22 | 0 | ||
| pH | 2 | 22 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 22 | 0 | ||
| BOD, carb-5 day, 20 deg C, percent removal | 2 | 4 | 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 |
Inspections, violations and enforcement
- 4Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| November 14, 2023 | Monitoring Violations - Improper Analysis or Lab Error | ST6 |
| November 14, 2023 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
| January 12, 2021 | Management Practice Violations - Failure to Maintain Records | ST6 |
| January 12, 2021 | Monitoring Violations - Improper Analysis or Lab Error | ST6 |
Inspections
EPA’s inspection file holds no inspection for NPDES MI0023507.
Formal enforcement and penalties
0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.
Informal enforcement
EPA’s informal enforcement file holds no action for NPDES MI0023507.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.