NPDES permit MI0056839 · Minor POTW · effective, expires 2028-10-01 · EPA's file as of 2026-09-19
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Last period with anything received: 2026-07-31. Most often over: BOD, carbonaceous [5 day, 20 C] (2), Phosphorus, total [as P] (1).
Reports are due about 21 days after each monitoring period ends (the most common figure among MI permits in EPA's filings — check your permit).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | Oxygen, dissolved [DO] | DAILY MN | >= 5 mg/L | Mar, Apr |
| 001 | Oxygen, dissolved [DO] | DAILY MN | >= 3 mg/L | Jan, Feb, Dec |
| 001 | Oxygen, dissolved [DO] | DAILY MN | >= 7 mg/L | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | pH | DAILY MN | >= 6.5 SU | all year |
| 001 | pH | DAILY MX | <= 9 SU | all year |
| 001 | Solids, total suspended | MO AVG | <= 30 mg/L | Jan, Feb, Mar, Apr, Dec |
| 001 | Solids, total suspended | MO AVG | <= 20 mg/L | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | Solids, total suspended | 7 DA AVG | <= 45 mg/L | Jan, Feb, Mar, Apr, Dec |
| 001 | Solids, total suspended | 7 DA AVG | <= 30 mg/L | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | Solids, total suspended | MO AVG | <= 50 lb/d | Jan, Feb, Mar, Apr, Dec |
| 001 | Solids, total suspended | MO AVG | <= 33 lb/d | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | Solids, total suspended | 7 DA AVG | <= 75 lb/d | Jan, Feb, Mar, Apr, Dec |
| 001 | Solids, total suspended | 7 DA AVG | <= 50 lb/d | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | report only | Jan, Feb, Mar, Apr, Dec |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | report only | Jan, Feb, Mar, Apr, Dec |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | report only | Jan, Feb, Mar, Apr, Dec |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | report only | Jan, Feb, Mar, Apr, Dec |
| 001 | Phosphorus, total [as P] | MO AVG | <= .4 mg/L | all year |
| 001 | Phosphorus, total [as P] | DAILY MX | report only | all year |
| 001 | Phosphorus, total [as P] | MO AVG | <= .67 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 | 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 | Coliform, fecal general | MO GEOMN | <= 200 #/100mL | all year |
| 001 | Coliform, fecal general | 7 DA GEO | <= 400 #/100mL | all year |
| 001 | BOD, carbonaceous [5 day, 20 C] | MO AVG | <= 4 mg/L | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | BOD, carbonaceous [5 day, 20 C] | MO AVG | <= 25 mg/L | Jan, Feb, Mar, Apr, Dec |
| 001 | BOD, carbonaceous [5 day, 20 C] | DAILY MX | <= 10 mg/L | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | BOD, carbonaceous [5 day, 20 C] | 7 DA AVG | <= 40 mg/L | Jan, Feb, Mar, Apr, Dec |
| 001 | BOD, carbonaceous [5 day, 20 C] | MO AVG | <= 7 lb/d | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | BOD, carbonaceous [5 day, 20 C] | MO AVG | <= 42 lb/d | Jan, Feb, Mar, Apr, Dec |
| 001 | BOD, carbonaceous [5 day, 20 C] | 7 DA AVG | <= 17 lb/d | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | BOD, carbonaceous [5 day, 20 C] | 7 DA AVG | <= 67 lb/d | Jan, Feb, Mar, Apr, Dec |
| 001 | BOD, carb-5 day, 20 deg C, percent removal | MINIMUM | >= 85 % | Jan, Feb, Mar, Apr, Dec |
| 001 | BOD, carb-5 day, 20 deg C, percent removal | DAILY MN | report only | Jan, Feb, Mar, Apr, Dec |
| 001 | Solids, suspended percent removal | MINIMUM | >= 85 % | Jan, Feb, Mar, Apr, Dec |
| 001 | Solids, suspended percent removal | DAILY MN | report only | Jan, Feb, Mar, Apr, Dec |
| SLD | Solids, total | MO MIN | report only | all year |
| SLD | Solids, total | MO AVG | report only | all year |
| SLD | Solids, total | MO MAX | report only | all year |
| SLD | Arsenic, dry weight | MO MIN | report only | all year |
| SLD | Arsenic, dry weight | MO AVG | report only | all year |
| SLD | Arsenic, dry weight | MO MAX | <= 75 mg/kg | all year |
| SLD | Selenium, dry weight | MO MIN | report only | all year |
| SLD | Selenium, dry weight | MO AVG | report only | all year |
| SLD | Selenium, dry weight | MO MAX | <= 100 mg/kg | all year |
| SLD | Copper, dry weight | MO MIN | report only | all year |
| SLD | Copper, dry weight | MO AVG | report only | all year |
| SLD | Copper, dry weight | MO MAX | <= 4300 mg/kg | all year |
| SLD | Cadmium, dry weight | MO MIN | report only | all year |
| SLD | Cadmium, dry weight | MO AVG | report only | all year |
| SLD | Cadmium, dry weight | MO MAX | <= 85 mg/kg | all year |
| SLD | Nitrogen, total Kjeldahl | MO MIN | report only | all year |
| SLD | Nitrogen, total Kjeldahl | MO AVG | report only | all year |
| SLD | Nitrogen, total Kjeldahl | MO MAX | report only | all year |
| SLD | Molybdenum, sludge, total, dry weight [as Mo] | MO MIN | report only | all year |
| SLD | Molybdenum, sludge, total, dry weight [as Mo] | MO AVG | report only | all year |
| SLD | Molybdenum, sludge, total, dry weight [as Mo] | MO MAX | <= 75 mg/kg | all year |
| SLD | Zinc, sludge, total, dry weight [as Zn] | MO MIN | report only | all year |
| SLD | Zinc, sludge, total, dry weight [as Zn] | MO AVG | report only | all year |
| SLD | Zinc, sludge, total, dry weight [as Zn] | MO MAX | <= 7500 mg/kg | all year |
| SLD | Lead, sludge, total, dry weight [as Pb] | MO MIN | report only | all year |
| SLD | Lead, sludge, total, dry weight [as Pb] | MO AVG | report only | all year |
| SLD | Lead, sludge, total, dry weight [as Pb] | MO MAX | <= 840 mg/kg | all year |
| SLD | Nickel, sludge, total, dry weight [as Ni] | MO MIN | report only | all year |
| SLD | Nickel, sludge, total, dry weight [as Ni] | MO AVG | report only | all year |
| SLD | Nickel, sludge, total, dry weight [as Ni] | MO MAX | <= 420 mg/kg | all year |
| SLD | Nitrogen, sludge, total, dry weight [as N] | MO MIN | report only | all year |
| SLD | Nitrogen, sludge, total, dry weight [as N] | MO AVG | report only | all year |
| SLD | Nitrogen, sludge, total, dry weight [as N] | MO MAX | report only | all year |
| SLD | Mercury, sludge, total, dry weight [as Hg] | MO MIN | report only | all year |
| SLD | Mercury, sludge, total, dry weight [as Hg] | MO AVG | report only | all year |
| SLD | Mercury, sludge, total, dry weight [as Hg] | MO MAX | <= 57 mg/kg | all year |
| SLD | Potassium, sludge, total, dry weight [as K] | MO MIN | report only | all year |
| SLD | Potassium, sludge, total, dry weight [as K] | MO AVG | report only | all year |
| SLD | Potassium, sludge, total, dry weight [as K] | MO MAX | report only | all year |
| SLD | Phosphorus, sludge, total, dry weight [as P] | MO MIN | report only | all year |
| SLD | Phosphorus, sludge, total, dry weight [as P] | MO AVG | report only | all year |
| SLD | Phosphorus, sludge, total, dry weight [as P] | MO MAX | 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