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Bituminous Coal And Lignite - Surface, Benwood, West Virginia. NPDES permit WV1023217, in force until May 7, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen, dissolved [DO] | monthly minimum | ≥ 6 mg/L | all year |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 5 mg/L | all year |
| BOD, 5-day, 20 deg. C | monthly maximum | ≤ 10 mg/L | all year |
| BOD, 5-day, 20 deg. C | monthly average | ≤ .0209 lb/d | all year |
| BOD, 5-day, 20 deg. C | monthly maximum | ≤ .0418 lb/d | all year |
| pH | monthly minimum | ≥ 6 SU | all year |
| pH | monthly maximum | ≤ 9 SU | all year |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year |
| Solids, total suspended | monthly maximum | ≤ 60 mg/L | all year |
| Solids, total suspended | monthly average | ≤ .1251 lb/d | all year |
| Solids, total suspended | monthly maximum | ≤ .2502 lb/d | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 3 mg/L | all year |
| Nitrogen, ammonia total [as N] | monthly maximum | ≤ 6 mg/L | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ .01251 lb/d | all year |
| Nitrogen, ammonia total [as N] | monthly maximum | ≤ .02502 lb/d | all year |
| Flow, in conduit or thru treatment plant | monthly maximum | ≤ .0005 MGD | all year |
| Chlorine, total residual | monthly average | ≤ 28 ug/L | all year |
| Chlorine, total residual | monthly maximum | ≤ 56 ug/L | all year |
| Coliform, fecal general | monthly average | ≤ 200 #/100mL | all year |
| Coliform, fecal general | monthly maximum | ≤ 400 #/100mL | all year |
Cited limits by parameter: West Virginia's rules and the federal ones.
Same industry: the 1,301 Coal Mining permits in West Virginia.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/WV1023217 · MCP: https://passage-data.com/mcp