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Minerals, Ground Or Treated, major discharger, Manistee, Michigan. NPDES permit MI0004154 expired Oct 1, 2026; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | daily maximum | report only (deg F) | all year | 001 |
| pH | daily minimum | ≥ 6.5 SU | all year | 001 |
| pH | daily maximum | ≤ 9 SU | 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 |
| Chlorine, total residual | daily maximum | ≤ 38 ug/L | all year | 001 |
| Chlorine, total residual | instantaneous maximum | = 300 ug/L | all year | 001 |
| Chlorine, total residual | daily maximum | ≤ 200 ug/L | all year | 001 |
| Chlorination duration | daily maximum | report only (min/d) | all year | 001 |
| Chlorination duration | daily maximum | = 160 min/d | all year | 001 |
| Outfall observation,visual, y/n response | value | report only (N=0;Y=1) | all year | 001 |
| Temperature, water deg. fahrenheit | daily maximum | report only (deg F) | all year | 002 |
| pH | daily minimum | ≥ 6.5 SU | all year | 002 |
| pH | daily maximum | ≤ 10.5 SU | 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 |
| Chlorine, total residual | daily maximum | ≤ 38 ug/L | all year | 002 |
| Chlorine, total residual | instantaneous maximum | = 300 ug/L | all year | 002 |
| Chlorine, total residual | daily maximum | ≤ 200 ug/L | all year | 002 |
| Length of longest pH excursion | instantaneous maximum | = 60 min | all year | 002 |
| Chlorination duration | daily maximum | report only (min/d) | all year | 002 |
| Chlorination duration | daily maximum | = 160 min/d | all year | 002 |
| pH range excursions, monthly total accum | monthly maximum | = 446 min | all year | 002 |
| pH range excursions, monthly total accum | daily maximum | report only (min) | all year | 002 |
| Outfall observation,visual, y/n response | value | report only (N=0;Y=1) | all year | 002 |
| pH | daily minimum | ≥ 6.5 SU | all year | 003 |
| pH | daily maximum | ≤ 10.5 SU | all year | 003 |
| Solids, total suspended | monthly average | ≤ 100 mg/L | all year | 003 |
| Solids, total suspended | daily maximum | ≤ 120 mg/L | all year | 003 |
| Solids, total suspended | monthly average | ≤ 559 lb/d | all year | 003 |
| Solids, total suspended | daily maximum | ≤ 795 lb/d | all year | 003 |
| Chloride [as Cl] | monthly average | report only (mg/L) | all year | 003 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year | 003 |
| Chloride [as Cl] | monthly average | ≤ 423000 lb/d | all year | 003 |
| Chloride [as Cl] | daily maximum | ≤ 462000 lb/d | all year | 003 |
| Hexachlorobenzene | daily maximum | < .01 ug/L | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 003 |
| Chlorine, total residual | daily maximum | ≤ 1.63 mg/L | all year | 003 |
| Chlorine, total residual | daily maximum | ≤ 8.6 mg/L | all year | 003 |
| Toxicity [acute], Ceriodaphnia dubia | monthly average | ≤ 38 tox acute | all year | 003 |
| Toxicity [acute], Ceriodaphnia dubia | daily maximum | ≤ 43 tox acute | all year | 003 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 003 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 003 |
| Solids, total dissolved | monthly average | ≤ 750000 lb/d | all year | 003 |
| Solids, total dissolved | daily maximum | ≤ 1100000 lb/d | all year | 003 |
| Solids, total dissolved | monthly average | = 9 % | all year | 003 |
| Solids, total dissolved | daily maximum | = 17.5 % | all year | 003 |
| Chlorination duration | daily maximum | report only (min/d) | all year | 003 |
| Chlorination duration | daily maximum | = 160 min/d | all year | 003 |
| Outfall observation,visual, y/n response | value | report only (N=0;Y=1) | all year | 003 |
Cited limits by parameter: Michigan's rules and the federal ones.
Same industry: the 7 Stone, Clay, Glass and Concrete Products 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/MI0004154 · MCP: https://passage-data.com/mcp