Clean Water Act discharge permit · NPDES MI0054755
ORCHARD COVE MHP WWTP, Otisville, MI: NPDES MI0054755 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 22Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
- 1Inspections on file
- 0Formal enforcement actions
ORCHARD COVE MHP WWTP, held by Orchard Cove Mobile Home Community L.L.C., holds NPDES permit MI0054755, which discharges to Coe Drain. EPA’s file records it issued October 29, 2018 and expiring October 1, 2023.
ORCHARD COVE MHP WWTP, Otisville, Michigan: Individual permit MI0054755, held by Orchard Cove Mobile Home Community L.L.C.; Administratively continued (past its expiration date and still in force until reissued); issued October 29, 2018, term to October 1, 2023, by State; discharges to Coe Drain.
- Phosphorus, total [as P]: 8 limits, 153 violations of any kind, 47 effluent exceedances, latest July 31, 2026, largest 370% over the limit.
- Coliform, fecal general: 2 limits, 107 violations of any kind, 29 effluent exceedances, latest March 31, 2026, largest 2,147% over the limit.
- Nitrogen, ammonia total [as N]: 16 limits, 255 violations of any kind, 15 effluent exceedances, latest June 30, 2026, largest 187% over the limit.
- Oxygen, dissolved [DO]: 1 limit, 50 violations of any kind, 11 effluent exceedances, latest May 31, 2026, largest 14% over the limit.
- BOD, carbonaceous [5 day, 20 C]: 8 limits, 309 violations of any kind, 9 effluent exceedances, latest October 31, 2013, largest 335% over the limit.
- pH: 2 limits, 79 violations of any kind, 1 effluent exceedance, latest August 31, 2019.
- Solids, total suspended: 8 limits, 196 violations of any kind, 0 effluent exceedances.
- Flow, in conduit or thru treatment plant: 2 limits, 78 violations of any kind, 0 effluent exceedances.
- Chloride [as Cl]: 0 limits, 2 violations of any kind, 0 effluent exceedances.
- Sulfate, total [as SO4]: 0 limits, 2 violations of any kind, 0 effluent exceedances.
- Solids, total: 3 limits, 0 violations of any kind, 0 effluent exceedances.
- Arsenic, dry weight: 3 limits, 0 violations of any kind, 0 effluent exceedances.
- Selenium, dry weight: 3 limits, 0 violations of any kind, 0 effluent exceedances.
- Copper, dry weight: 3 limits, 0 violations of any kind, 0 effluent exceedances.
- Cadmium, dry weight: 3 limits, 0 violations of any kind, 0 effluent exceedances.
- Nitrogen, total Kjeldahl: 3 limits, 0 violations of any kind, 0 effluent exceedances.
- Molybdenum, sludge, total, dry weight [as Mo]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
- Zinc, sludge, total, dry weight [as Zn]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
- Lead, sludge, total, dry weight [as Pb]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
- Nickel, sludge, total, dry weight [as Ni]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
- Nitrogen, sludge, total, dry weight [as N]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
- Mercury, sludge, total, dry weight [as Hg]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
- Potassium, sludge, total, dry weight [as K]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
- Phosphorus, sludge, total, dry weight [as P]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
- August 20, 2026: Notice of Violation (State).
- July 27, 2026: Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements (ST6).
- June 3, 2026: Evaluation (S).
- September 2, 2022: Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements (ST6).
- September 2, 2022: Management Practice Violations - Improper Operation and Maintenance (ST6).
- June 21, 2019: Reporting Violations - Late Submittal of DMRs (ST6).
- May 21, 2019: Reporting Violations - Late Submittal of DMRs (ST6).
- October 31, 2018: Reporting Violations - Late Submittal of DMRs (ST6).
ORCHARD COVE MHP WWTP among its neighbors
EPA’s permit file holds 4 discharge permits in the Butternut Creek subwatershed (HUC 040802040407), MI0054755 among them. Its county holds 53, 2 of them major permits; MI0054755 is a minor permit.
Other permits in the Butternut Creek subwatershed (HUC 040802040407)
- LAMROCK & COMPANY, Otisville: MIS520059, minor permit, discharging to Butternut Creek, permit term to April 1, 2025
- OTISVILLE WTP, Otisville: MIG640295, minor permit, discharging to Coe Drain, permit term to April 1, 2025
- OTTER LAKE WWTP, Otter Lake: MI0056979, minor permit, permit term to October 1, 2022
Identity
| Facility as filed | ORCHARD COVE MHP WWTP |
|---|---|
| Permittee as filed | Orchard Cove Mobile Home Community L.L.C. |
| NPDES ID | MI0054755 |
| 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, 2018 |
| Expiration date | October 1, 2023 |
| Issuing agency | State |
| Address | Otisville, MI 48463 |
| Receiving water | Coe Drain |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Butternut Creek (HUC 040802040407) |
Effluent limits and exceedances
- 24Pollutants on file
- 22Under a numeric limit
- 10With a violation of any kind
- 6With 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] | 8 | 153 | 47 | July 31, 2026 | 370% over the limit |
| Coliform, fecal general | 2 | 107 | 29 | March 31, 2026 | 2,147% over the limit |
| Nitrogen, ammonia total [as N] | 16 | 255 | 15 | June 30, 2026 | 187% over the limit |
| Oxygen, dissolved [DO] | 1 | 50 | 11 | May 31, 2026 | 14% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 8 | 309 | 9 | October 31, 2013 | 335% over the limit |
| pH | 2 | 79 | 1 | August 31, 2019 | |
| Solids, total suspended | 8 | 196 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 78 | 0 | ||
| Chloride [as Cl] | 0 | 2 | 0 | ||
| Sulfate, total [as SO4] | 0 | 2 | 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 |
Inspections, violations and enforcement
- 6Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| July 27, 2026 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
| September 2, 2022 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
| September 2, 2022 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| June 21, 2019 | Reporting Violations - Late Submittal of DMRs | ST6 |
| May 21, 2019 | Reporting Violations - Late Submittal of DMRs | ST6 |
| October 31, 2018 | Reporting Violations - Late Submittal of DMRs | ST6 |
Inspections
| Date | What EPA recorded | Agency |
|---|---|---|
| June 3, 2026 | Evaluation | S |
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
| Date | What EPA recorded | Agency |
|---|---|---|
| August 20, 2026 | Notice of Violation | State |
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.