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Bituminous Coal - Underground, Grundy, Virginia. NPDES permit VAM080335, in force until Dec 1, 2028. Last 12 months: over a limit 2 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| June 2026 | Manganese, total [as Mn], daily maximum | 486 | ≤ 4 mg/L | 12050% |
| June 2026 | Manganese, total [as Mn], monthly average | 243.3 | ≤ 2 mg/L | 12065% |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| pH | instantaneous minimum | ≥ 6 SU | all year |
| pH | instantaneous maximum | ≤ 9 SU | all year |
| Solids, total suspended | daily minimum | report only (mg/L) | all year |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year |
| Iron, total [as Fe] | daily minimum | report only (mg/L) | all year |
| Iron, total [as Fe] | monthly average | ≤ 3 mg/L | all year |
| Iron, total [as Fe] | daily maximum | ≤ 6 mg/L | all year |
| Manganese, total [as Mn] | daily minimum | report only (mg/L) | all year |
| Manganese, total [as Mn] | monthly average | ≤ 2 mg/L | all year |
| Manganese, total [as Mn] | daily maximum | ≤ 4 mg/L | all year |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/min) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/min) | all year |
Cited limits by parameter: Virginia's rules and the federal ones.
Same industry: the 169 Coal Mining permits in Virginia.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/VAM080335 · MCP: https://passage-data.com/mcp