NPDES MI0001457 · Clean Water Act
PALISADES POWER PLANT, Covert, MI: NPDES MI0001457 discharge permit, effluent exceedances, inspections, penalties
PALISADES POWER PLANT, Covert, Michigan: Individual permit MI0001457, held by Entergy Services Incorporated, Palisades Nuclear Plant; Administratively continued; issued September 30, 2014, term to October 1, 2018, by State; discharges to Lake Michigan; Nuclear Electric Power Generation.
3 of the 14 pollutants listed for NPDES MI0001457 have no violation or effluent exceedance.
- Oil & Grease: 4 limits, 17 violations of any kind, 1 effluent exceedance, latest December 31, 2004, largest 119% over the limit.
- Thermal Discharge: 1 limit, 6 violations of any kind, 1 effluent exceedance, latest April 30, 2017, largest 1% over the limit.
- Flow, in conduit or thru treatment plant: 6 limits, 64 violations of any kind.
- Total residual ooxidant-discharge time: 1 limit, 47 violations of any kind.
- Chlorine, total residual: 2 limits, 38 violations of any kind.
- Hydrazine: 2 limits, 30 violations of any kind.
- pH: 2 limits, 24 violations of any kind.
- Solids, total suspended: 4 limits, 20 violations of any kind.
- Bromine, reported as the element: 1 limit, 20 violations of any kind.
- Outfall observation,visual, y/n response: 1 limit, 11 violations of any kind.
- Equipment inspection - visual: 0 limits, 4 violations of any kind.
- Mercury, total [as Hg]: 8 limits.
- Temperature, water deg. fahrenheit: 4 limits.
- Spectrus CT 1300: 1 limit.
- October 22, 2025: Effluent Violations - Numeric effluent violation (ST6).
- March 10, 2025: Effluent Violations - Numeric effluent violation (ST6).
- November 8, 2024: Monitoring Violations - Analysis not Conducted (ST6).
- November 19, 2021: WW Storm Water Non-Construction - Failure to develop any or adequate SWPPP/SWMP (ST6).
PALISADES POWER PLANT among its neighbors
7 discharge permits are in the Deerlick Creek-Frontal Lake Michigan subwatershed (HUC 040500020102); MI0001457 is one. Its county: 12, 2 major; MI0001457 is major permit.
Other permits in the Deerlick Creek-Frontal Lake Michigan subwatershed (HUC 040500020102)
- APPLICATION ENGINEERING INC, South Haven: MIG250383, minor, term to 2013-04-01
- EAST JORDAN PLASTICS SOUTH HAVEN, South Haven: MIS211256, minor, term to 2027-04-01
- NEXTUSEPRO LLC, South Haven: MIS211255, minor, term to 2027-04-01
- PRO POWDER INC, South Haven: MIS410856, minor, term to 2024-04-01
- SOUTH HAVEN FINISHING INC, South Haven: MIS211253, minor, term to 2027-04-01
- W.R. GRACE & CO-SOUTH HAVEN, South Haven: MIS410872, minor, term to 2029-04-01
Identity
| Facility | PALISADES POWER PLANT |
|---|---|
| Permittee | Entergy Services Incorporated, Palisades Nuclear Plant |
| NPDES ID | MI0001457 |
| Status | Administratively continued |
| Type | Individual permit |
| Class | Major |
| Facility type | Non-POTW |
| Issued | September 30, 2014 |
| Expires | October 1, 2018 |
| Agency | State |
| Address | Covert, MI 49043 |
| Receiving water | Lake Michigan |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Deerlick Creek-Frontal Lake Michigan (HUC 040500020102) |
| NAICS | 221113 – Nuclear Electric Power Generation |
| SIC | 4911 – Electric Services |
| Other EPA IDs (FRS) | RCRA handler MID098644685; ICIS-AIR source MI00000000000B2934 |
NPDES MI0001457: effluent limits and exceedances
PALISADES POWER PLANT (NPDES MI0001457): 14 pollutants on file, 13 limited; 11 with a violation of any kind, 2 with an exceedance.
| Pollutant | Limits | Violations | Exceedances | Latest | Largest, as filed |
|---|---|---|---|---|---|
| Oil & Grease | 4 | 17 | 1 | December 31, 2004 | 119% over the limit |
| Thermal Discharge | 1 | 6 | 1 | April 30, 2017 | 1% over the limit |
| Flow, in conduit or thru treatment plant | 6 | 64 | 0 | ||
| Total residual ooxidant-discharge time | 1 | 47 | 0 | ||
| Chlorine, total residual | 2 | 38 | 0 | ||
| Hydrazine | 2 | 30 | 0 | ||
| pH | 2 | 24 | 0 | ||
| Solids, total suspended | 4 | 20 | 0 | ||
| Bromine, reported as the element | 1 | 20 | 0 | ||
| Outfall observation,visual, y/n response | 1 | 11 | 0 | ||
| Equipment inspection - visual | 0 | 4 | 0 | ||
| Mercury, total [as Hg] | 8 | 0 | 0 | ||
| Temperature, water deg. fahrenheit | 4 | 0 | 0 | ||
| Spectrus CT 1300 | 1 | 0 | 0 |
NPDES MI0001457: inspections, violations and enforcement
NPDES MI0001457: 4 single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| October 22, 2025 | Effluent Violations - Numeric effluent violation | ST6 |
| March 10, 2025 | Effluent Violations - Numeric effluent violation | ST6 |
| November 8, 2024 | Monitoring Violations - Analysis not Conducted | ST6 |
| November 19, 2021 | WW Storm Water Non-Construction - Failure to develop any or adequate SWPPP/SWMP | ST6 |
NPDES MI0001457 (PALISADES POWER PLANT): no inspection, formal enforcement action and informal enforcement action on file.
Watch NPDES MI0001457
NPDES MI0001457: one email when its EPA record changes — $99/month.
Permits near NPDES MI0001457
NPDES MI0001457: 14 pollutant rows, 4 dated events; ICIS-NPDES download, loaded October 14, 2026.