NPDES permit MI0001171 · Major NON-POTW · effective, expires 2027-10-01 · EPA's file as of 2026-09-19
Check this month's numbers before you fileLast period with anything received: 2026-07-31. Most often over: Zinc, total [as Zn] (7).
Reports are due about 22 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | Color [PT-CO units] | DAILY MX | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | <= 6299 lb/d | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | <= 12598 lb/d | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | <= 8046 lb/d | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | <= 16134 lb/d | all year |
| 001 | pH | DAILY MN | >= 6.5 SU | all year |
| 001 | pH | DAILY MX | <= 9 SU | all year |
| 001 | Solids, total suspended | MO AVG | report only | all year |
| 001 | Solids, total suspended | DAILY MX | report only | all year |
| 001 | Solids, total suspended | MO AVG | <= 7986 lb/d | all year |
| 001 | Solids, total suspended | DAILY MX | <= 16023 lb/d | all year |
| 001 | Solids, total suspended | MO AVG | report only | all year |
| 001 | Solids, total suspended | DAILY MX | report only | all year |
| 001 | Solids, total suspended | MO AVG | <= 10391 lb/d | all year |
| 001 | Solids, total suspended | DAILY MX | <= 20810 lb/d | all year |
| 001 | Phosphorus, total [as P] | MO AVG | = 1 mg/L | all year |
| 001 | Phosphorus, total [as P] | DAILY MX | report only | all year |
| 001 | Phosphorus, total [as P] | MO AVG | <= 70 lb/d | all year |
| 001 | Phosphorus, total [as P] | DAILY MX | report only | all year |
| 001 | Chloride [as Cl] | DAILY MX | report only | all year |
| 001 | Sulfate, total [as SO4] | DAILY MX | report only | all year |
| 001 | Copper, total [as Cu] | DAILY MX | report only | all year |
| 001 | Zinc, total [as Zn] | DAILY MX | < 10 ug/L | all year |
| 001 | Toxicity, choice of species | AH | report only | all year |
| 001 | Toxicity, choice of species | VALUE | report only | all year |
| 001 | Phenols | DAILY MX | < 10 ug/L | all year |
| 001 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 001 | Chlorine, total residual | DAILY MX | <= 38 ug/L | all year |
| 001 | Chlorine, total residual | INST MAX | <= 300 ug/L | all year |
| 001 | Chlorine, total residual | DAILY MX | <= 200 ug/L | all year |
| 001 | Spectrus CT 1300 | DAILY MX | <= 15 ug/L | all year |
| 001 | Production divided by days operated mo. | DA | report only | all year |
| 001 | Toxicity [acute], Ceriodaphnia dubia | DAILY MX | report only | all year |
| 001 | Mercury, total [as Hg] | MO AVG | report only | all year |
| 001 | Mercury, total [as Hg] | DAILY MX | report only | all year |
| 001 | Mercury, total [as Hg] | MO AVG | report only | all year |
| 001 | Mercury, total [as Hg] | DAILY MX | report only | all year |
| 001 | Mercury, total [as Hg] | 1D | <= 10 ng/L | all year |
| 001 | Mercury, total [as Hg] | 1D | <= .00063 lb/d | all year |
| 001 | p-Cresol | DAILY MX | < 25 ug/L | all year |
| 001 | Benzoic acids, total | DAILY MX | < 50 ug/L | all year |
| 001 | .alpha.-Terpineol | DAILY MX | < 10 ug/L | all year |
| 001 | Chlorination duration | DAILY MX | report only | all year |
| 001 | Chlorination duration | DAILY MX | = 160 min/d | all year |
| 001 | Outfall observation,visual, y/n response | VALUE | report only | all year |
| 001 | Chemi-mechanical pulp | DA | report only | all year |
| 001 | TU Static 24 Hr Acute Pimephales promelas | DAILY MX | report only | all year |
| 001 | Static 48 Hr Chronic Pimphales Promelas | AH | report only | all year |
| 001 | Static 48 Hr Chronic Pimphales Promelas | VALUE | report only | all year |
| 003 | Temperature, water deg. fahrenheit | DAILY MX | report only | all year |
| 003 | Temperature, water deg. fahrenheit | DAILY MX | report only | all year |
| 003 | Thermal Discharge | DAILY MX | report only | all year |
| 003 | pH | DAILY MN | >= 6.5 SU | all year |
| 003 | pH | DAILY MX | <= 9 SU | all year |
| 003 | Chloride [as Cl] | DAILY MX | report only | all year |
| 003 | Sulfate, total [as SO4] | DAILY MX | report only | all year |
| 003 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 003 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 003 | Chlorine, total residual | DAILY MX | <= 38 ug/L | all year |
| 003 | Chlorine, total residual | INST MAX | = 300 ug/L | all year |
| 003 | Chlorine, total residual | DAILY MX | <= 200 ug/L | all year |
| 003 | Chlorination duration | DAILY MX | report only | all year |
| 003 | Chlorination duration | DAILY MX | = 160 min/d | all year |
| 003 | Outfall observation,visual, y/n response | VALUE | report only | all year |
| 009 | Color [PT-CO units] | DAILY MX | report only | all year |
| 009 | Oxygen, dissolved [DO] | DAILY MN | >= 4 mg/L | all year |
| 009 | BOD, 5-day, 20 deg. C | MO AVG | report only | all year |
| 009 | BOD, 5-day, 20 deg. C | DAILY MX | report only | all year |
| 009 | BOD, 5-day, 20 deg. C | MO AVG | <= 6299 lb/d | all year |
| 009 | BOD, 5-day, 20 deg. C | DAILY MX | <= 12598 lb/d | all year |
| 009 | BOD, 5-day, 20 deg. C | MO AVG | report only | all year |
| 009 | BOD, 5-day, 20 deg. C | DAILY MX | report only | all year |
| 009 | BOD, 5-day, 20 deg. C | MO AVG | <= 8046 lb/d | all year |
| 009 | BOD, 5-day, 20 deg. C | DAILY MX | <= 16134 lb/d | all year |
| 009 | pH | DAILY MN | >= 6.5 SU | all year |
| 009 | pH | DAILY MX | <= 9 SU | all year |
| 009 | Solids, total suspended | MO AVG | report only | all year |
| 009 | Solids, total suspended | DAILY MX | report only | all year |
| 009 | Solids, total suspended | MO AVG | <= 7986 lb/d | all year |
| 009 | Solids, total suspended | DAILY MX | <= 16023 lb/d | all year |
| 009 | Solids, total suspended | MO AVG | report only | all year |
| 009 | Solids, total suspended | DAILY MX | report only | all year |
| 009 | Solids, total suspended | MO AVG | <= 10391 lb/d | all year |
| 009 | Solids, total suspended | DAILY MX | <= 20810 lb/d | all year |
| 009 | Phosphorus, total [as P] | MO AVG | <= 1 mg/L | all year |
| 009 | Phosphorus, total [as P] | DAILY MX | report only | all year |
| 009 | Phosphorus, total [as P] | MO AVG | <= 70 lb/d | all year |
| 009 | Phosphorus, total [as P] | DAILY MX | report only | all year |
| 009 | Chloride [as Cl] | DAILY MX | report only | all year |
| 009 | Sulfate, total [as SO4] | DAILY MX | report only | all year |
| 009 | Copper, total [as Cu] | DAILY MX | report only | all year |
| 009 | Zinc, total [as Zn] | DAILY MX | < 10 ug/L | all year |
| 009 | Phenols | DAILY MX | < 10 ug/L | all year |
| 009 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 009 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 009 | Chlorine, total residual | DAILY MX | <= 38 ug/L | all year |
| 009 | Spectrus CT 1300 | DAILY MX | <= 15 ug/L | all year |
| 009 | p-Cresol | DAILY MX | < 25 ug/L | all year |
| 009 | Benzoic acids, total | DAILY MX | < 50 ug/L | all year |
| 009 | .alpha.-Terpineol | DAILY MX | < 10 ug/L | all year |
| 009 | Duration of discharge | ANNL MAX | = 120 hr | all year |
| 009 | Duration of discharge | DAILY MX | report only | all year |
| 009 | Outfall observation,visual, y/n response | VALUE | report only | all year |
Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states