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Sewage treatment plant, Millwood, West Virginia. NPDES permit WV0105431, in force until Oct 6, 2027. Last 12 months: over a limit 8 times (last September 2026), 62 required values missing, 8 of 28 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| December 2025 | Copper, total recoverable, monthly average | .038 mg/L | ≤ .019 mg/L | 100% |
| January 2026 | Nitrogen, Kjeldahl, total [as N], daily maximum | 23.3 mg/L | ≤ 18 mg/L | 29% |
| April 2026 | Nitrogen, Kjeldahl, total [as N], daily maximum | 26.2 mg/L | ≤ 18 mg/L | 46% |
| July 2026 | Nitrogen, Kjeldahl, total [as N], daily maximum | 22.4 mg/L | ≤ 18 mg/L | 24% |
| August 2026 | Nitrogen, Kjeldahl, total [as N], daily maximum | 29.4 mg/L | ≤ 18 mg/L | 63% |
| September 2026 | BOD, 5-day, percent removal, monthly average minimum | 80.5 % | ≥ 85 % | 30% |
| September 2026 | Copper, total recoverable, daily maximum | .0829 mg/L | ≤ .038 mg/L | 118% |
| September 2026 | Nitrogen, Kjeldahl, total [as N], daily maximum | 23.6 mg/L | ≤ 18 mg/L | 31% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mg/L | all year | 002 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 60 mg/L | all year | 002 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 25 lb/d | all year | 002 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 50 lb/d | all year | 002 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 002 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year | 002 |
| Solids, total suspended | monthly average | ≤ 25 lb/d | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 50 lb/d | all year | 002 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 002 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 002 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | ≤ 18 mg/L | all year | 002 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | ≤ 36 mg/L | all year | 002 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | ≤ 15 lb/d | all year | 002 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | ≤ 30 lb/d | all year | 002 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 002 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 002 |
| Zinc, total recoverable | monthly average | ≤ .172 mg/L | all year | 002 |
| Zinc, total recoverable | daily maximum | ≤ .345 mg/L | all year | 002 |
| Lead, total recoverable | monthly average | report only (mg/L) | all year | 002 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Copper, total recoverable | monthly average | ≤ .019 mg/L | all year | 002 |
| Copper, total recoverable | daily maximum | ≤ .038 mg/L | 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 |
| Coliform, fecal general | monthly geometric mean | ≤ 200 #/100mL | all year | 002 |
| Coliform, fecal general | daily maximum | ≤ 400 #/100mL | all year | 002 |
| BOD, 5-day, percent removal | monthly average minimum | ≥ 85 % | all year | 002 |
| Solids, suspended percent removal | monthly average minimum | ≥ 85 % | all year | 002 |
| Flow rate | monthly average | report only (gal/d) | all year | IU01 |
| Flow rate | daily maximum | ≤ 4000 gal/d | all year | IU01 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | IU01 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 300 mg/L | all year | IU01 |
| BOD, 5-day, 20 deg. C | monthly average | report only (lb/d) | all year | IU01 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (lb/d) | all year | IU01 |
| pH | instantaneous minimum | ≥ 5 SU | all year | IU01 |
| pH | instantaneous maximum | ≤ 10 SU | all year | IU01 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | IU01 |
| Solids, total suspended | daily maximum | ≤ 300 mg/L | all year | IU01 |
| Solids, total suspended | monthly average | report only (lb/d) | all year | IU01 |
| Solids, total suspended | daily maximum | report only (lb/d) | all year | IU01 |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year | IU01 |
| Oil and grease, hexane extr method | daily maximum | ≤ 50 mg/L | all year | IU01 |
| Oil and grease, hexane extr method | monthly average | report only (lb/d) | all year | IU01 |
| Oil and grease, hexane extr method | daily maximum | report only (lb/d) | all year | IU01 |
| Copper, total [as Cu] | monthly average | report only (mg/L) | all year | IU01 |
| Copper, total [as Cu] | daily maximum | ≤ .3 mg/L | all year | IU01 |
| Copper, total [as Cu] | monthly average | report only (lb/d) | all year | IU01 |
| Copper, total [as Cu] | daily maximum | report only (lb/d) | all year | IU01 |
| Lead, total [as Pb] | monthly average | report only (mg/L) | all year | IU01 |
| Lead, total [as Pb] | daily maximum | ≤ .05 mg/L | all year | IU01 |
| Lead, total [as Pb] | monthly average | report only (lb/d) | all year | IU01 |
| Lead, total [as Pb] | daily maximum | report only (lb/d) | all year | IU01 |
| Zinc, total [as Zn] | monthly average | report only (mg/L) | all year | IU01 |
| Zinc, total [as Zn] | daily maximum | ≤ .5 mg/L | all year | IU01 |
| Zinc, total [as Zn] | monthly average | report only (lb/d) | all year | IU01 |
| Zinc, total [as Zn] | daily maximum | report only (lb/d) | all year | IU01 |
| Flow rate | monthly average | report only (gal/d) | all year | IU03 |
| Flow rate | monthly average | report only (gal/d) | all year | IU03 |
| Flow rate | daily maximum | ≤ 100 gal/d | all year | IU03 |
| Flow rate | daily maximum | ≤ 100 gal/d | all year | IU03 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | IU03 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | IU03 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | IU03 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | IU03 |
| pH | instantaneous minimum | ≥ 5 SU | all year | IU03 |
| pH | instantaneous minimum | ≥ 5 SU | all year | IU03 |
| pH | instantaneous maximum | ≤ 10 SU | all year | IU03 |
| pH | instantaneous maximum | ≤ 10 SU | all year | IU03 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | IU03 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | IU03 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | IU03 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | IU03 |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year | IU03 |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year | IU03 |
| Oil and grease, hexane extr method | daily maximum | report only (mg/L) | all year | IU03 |
| Oil and grease, hexane extr method | daily maximum | report only (mg/L) | all year | IU03 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | IU03 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | IU03 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | IU03 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | IU03 |
| Chemical Oxygen Demand [COD] | monthly average | report only (mg/L) | all year | IU03 |
| Chemical Oxygen Demand [COD] | monthly average | report only (mg/L) | all year | IU03 |
| Chemical Oxygen Demand [COD] | daily maximum | report only (mg/L) | all year | IU03 |
| Chemical Oxygen Demand [COD] | daily maximum | report only (mg/L) | all year | IU03 |
Cited limits by parameter: West Virginia's rules and the federal ones.
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On EPA ECHO: Facility report · DMR history
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