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Refuse Systems, Watervliet, Michigan. NPDES permit MI0058853 expired Oct 1, 2025; its limits still apply. Last 12 months: over a limit 2 times (last June 2026), 20 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| June 2026 | Nitrogen, ammonia total [as N], daily maximum | 23.3 | ≤ 10 mg/L | 133% |
| June 2026 | Nitrogen, ammonia total [as N], monthly average | 7.55 | ≤ 4.9 mg/L | 54% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oxygen, dissolved [DO] | daily minimum | ≥ 6 mg/L | May–Sep | 001 |
| Oxygen, dissolved [DO] | daily minimum | ≥ 3 mg/L | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 37 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 140 mg/L | all year | 001 |
| pH | daily minimum | ≥ 6.5 SU | all year | 001 |
| pH | daily maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 27 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 88 mg/L | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 4.9 mg/L | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 10 mg/L | all year | 001 |
| Zinc, total [as Zn] | monthly average | ≤ 110 ug/L | all year | 001 |
| Zinc, total [as Zn] | daily maximum | ≤ 200 ug/L | all year | 001 |
| Toxicity, choice of species | monthly average | report only (tox chronic) | all year | 001 |
| Toxicity, choice of species | value | report only (tox chronic) | all year | 001 |
| Phenols | monthly average | ≤ 15 ug/L | all year | 001 |
| Phenols | daily maximum | ≤ 26 ug/L | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| Perfluorooctanoic acid (PFOA) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluorooctanoic acid (PFOA) | daily maximum | report only (lb/d) | all year | 001 |
| Perfluorooctanesulfonate | daily maximum | report only (ng/L) | all year | 001 |
| Perfluorooctanesulfonate | daily maximum | report only (lb/d) | all year | 001 |
| Toxicity [acute], Ceriodaphnia dubia | daily maximum | report only (tox acute) | all year | 001 |
| p-Cresol | monthly average | ≤ 14 ug/L | all year | 001 |
| p-Cresol | daily maximum | ≤ 25 ug/L | all year | 001 |
| Benzoic acids, total | monthly average | ≤ 71 ug/L | all year | 001 |
| Benzoic acids, total | daily maximum | ≤ 120 ug/L | all year | 001 |
| .alpha.-Terpineol | monthly average | ≤ 16 ug/L | all year | 001 |
| .alpha.-Terpineol | daily maximum | ≤ 33 ug/L | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 55 mg/L | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 23 lb/d | all year | 001 |
| Outfall observation,visual, y/n response | value | report only (N=0;Y=1) | all year | 001 |
| TU Static 24 Hr Acute Pimephales promelas | daily maximum | report only (tox acute) | all year | 001 |
| Static 48 Hr Chronic Pimphales Promelas | monthly average | report only (tox chronic) | all year | 001 |
| Static 48 Hr Chronic Pimphales Promelas | value | report only (tox chronic) | all year | 001 |
| Oxygen, dissolved [DO] | daily minimum | ≥ 6 mg/L | May–Sep | 002 |
| Oxygen, dissolved [DO] | daily minimum | ≥ 3 mg/L | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 002 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 37 mg/L | all year | 002 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 140 mg/L | all year | 002 |
| pH | daily minimum | ≥ 6.5 SU | all year | 002 |
| pH | daily maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | monthly average | ≤ 27 mg/L | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 88 mg/L | all year | 002 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 4.9 mg/L | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 002 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 3.7 mg/L | May–Sep | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 10 mg/L | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 5.5 mg/L | May–Sep | 002 |
| Nitrogen, ammonia total [as N] | annual average | = 4 lb/d | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 002 |
| Nitrogen, ammonia total [as N] | monthly average | = 3.1 lb/d | May–Sep | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | = 8.3 lb/d | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 4.6 lb/d | May–Sep | 002 |
| Zinc, total [as Zn] | monthly average | ≤ 110 ug/L | all year | 002 |
| Zinc, total [as Zn] | daily maximum | ≤ 200 ug/L | all year | 002 |
| Phenols | monthly average | ≤ 15 ug/L | all year | 002 |
| Phenols | daily maximum | ≤ 26 ug/L | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 002 |
| Perfluorooctanoic acid (PFOA) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluorooctanoic acid (PFOA) | daily maximum | report only (lb/d) | all year | 002 |
| Perfluorooctanesulfonate | daily maximum | report only (ng/L) | all year | 002 |
| Perfluorooctanesulfonate | daily maximum | report only (lb/d) | all year | 002 |
| p-Cresol | monthly average | ≤ 14 ug/L | all year | 002 |
| p-Cresol | daily maximum | ≤ 25 ug/L | all year | 002 |
| Benzoic acids, total | monthly average | ≤ 71 ug/L | all year | 002 |
| Benzoic acids, total | daily maximum | ≤ 120 ug/L | all year | 002 |
| .alpha.-Terpineol | monthly average | ≤ 16 ug/L | all year | 002 |
| .alpha.-Terpineol | daily maximum | ≤ 33 ug/L | all year | 002 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 10 mg/L | May–Sep | 002 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | report only (mg/L) | Jan, Feb, Mar, Dec | 002 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 60 mg/L | Apr, Oct, Nov | 002 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 8.3 lb/d | May–Sep | 002 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | report only (lb/d) | Jan, Feb, Mar, Dec | 002 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 50 lb/d | Apr, Oct, Nov | 002 |
| Outfall observation,visual, y/n response | value | report only (N=0;Y=1) | all year | 002 |
Cited limits by parameter: Michigan's rules and the federal ones.
Same industry: the 13 Refuse Systems permits in Michigan.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/MI0058853 · MCP: https://passage-data.com/mcp