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Anthracite Mining, Simpson, Pennsylvania. NPDES permit PA0595187, in force until Nov 5, 2026. Last 12 months: no values over a limit, 31 required values missing, 1 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Flow, in conduit or thru treatment plant | instantaneous maximum | report only (gal/min) | all year | 222 |
| pH | instantaneous minimum | ≥ 6 SU | all year | OMP2 |
| pH | instantaneous maximum | ≤ 9 SU | all year | OMP2 |
| pH | instantaneous minimum | ≥ 6 SU | all year | OMP2 |
| pH | instantaneous maximum | ≤ 9 SU | all year | OMP2 |
| pH | instantaneous minimum | ≥ 6 SU | all year | OMP2 |
| pH | instantaneous maximum | ≤ 9 SU | all year | OMP2 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | OMP2 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | OMP2 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | OMP2 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | OMP2 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | OMP2 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | OMP2 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | OMP2 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | OMP2 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | OMP2 |
| Solids, settleable | instantaneous maximum | ≤ .5 mL/L | all year | OMP2 |
| Iron, total [as Fe] | monthly average | ≤ 1.5 mg/L | all year | OMP2 |
| Iron, total [as Fe] | daily maximum | ≤ 3 mg/L | all year | OMP2 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | OMP2 |
| Manganese, total [as Mn] | monthly average | ≤ 1 mg/L | all year | OMP2 |
| Manganese, total [as Mn] | daily maximum | ≤ 2 mg/L | all year | OMP2 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | OMP2 |
| Flow, in conduit or thru treatment plant | instantaneous maximum | ≤ .23 MGD | all year | OMP2 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | OMP2 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | OMP2 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | OMP2 |
Cited limits by parameter: Pennsylvania's rules and the federal ones.
Same industry: the 351 Coal Mining permits in Pennsylvania.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/PA0595187 · MCP: https://passage-data.com/mcp