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Miscellaneous Metal Work, Smithville, West Virginia. NPDES permit WV0111911, in force until Jul 10, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen, dissolved [DO] | instantaneous minimum | ≥ 6 mg/L | all year |
| Oxygen, dissolved [DO] | instantaneous minimum | ≥ 6 mg/L | all year |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year |
| pH | instantaneous minimum | ≥ 6 SU | all year |
| pH | instantaneous minimum | ≥ 6 SU | all year |
| pH | instantaneous maximum | ≤ 9 SU | all year |
| pH | instantaneous maximum | ≤ 9 SU | all year |
| Solids, total suspended | monthly average | report only (mg/L) | all year |
| Solids, total suspended | monthly average | report only (mg/L) | all year |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year |
| Oil and grease, hexane extr method | daily maximum | ≤ 30 mg/L | all year |
| Oil and grease, hexane extr method | daily maximum | ≤ 30 mg/L | all year |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year |
| Iron, total [as Fe] | monthly average | ≤ 1.18 mg/L | all year |
| Iron, total [as Fe] | monthly average | ≤ 1.18 mg/L | all year |
| Iron, total [as Fe] | daily maximum | ≤ 2.33 mg/L | all year |
| Iron, total [as Fe] | daily maximum | ≤ 2.33 mg/L | all year |
| Zinc, total recoverable | monthly average | ≤ .041 mg/L | all year |
| Zinc, total recoverable | monthly average | ≤ .041 mg/L | all year |
| Zinc, total recoverable | daily maximum | ≤ .12 mg/L | all year |
| Zinc, total recoverable | daily maximum | ≤ .12 mg/L | all year |
| Aluminum, total [as Al] | monthly average | ≤ .318 mg/L | all year |
| Aluminum, total [as Al] | monthly average | ≤ .318 mg/L | all year |
| Aluminum, total [as Al] | daily maximum | ≤ .75 mg/L | all year |
| Aluminum, total [as Al] | daily maximum | ≤ .75 mg/L | all year |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
Cited limits by parameter: West Virginia's rules and the federal ones.
Same industry: the 5 Fabricated Metal Products permits in West Virginia.
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Your permit document is the final word. As JSON: /api/v1/permits/WV0111911 · MCP: https://passage-data.com/mcp