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Sewage treatment plant, major discharger, Petersburg, West Virginia. NPDES permit WV0021792 expired May 13, 2026; its limits still apply. Last 12 months: over a limit 21 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| October 2025 | Nitrogen, nitrate total [as N], daily maximum | 17.5 mg/L | ≤ 14.9 mg/L | 17% |
| October 2025 | Nitrogen, nitrate total [as N], monthly average | 15.2 mg/L | ≤ 10 mg/L | 52% |
| November 2025 | Nitrogen, nitrate total [as N], monthly average | 13.33 mg/L | ≤ 10 mg/L | 33% |
| December 2025 | Nitrogen, nitrate total [as N], daily maximum | 18.2 mg/L | ≤ 14.9 mg/L | 22% |
| December 2025 | Nitrogen, nitrate total [as N], monthly average | 15.38 mg/L | ≤ 10 mg/L | 54% |
| January 2026 | Nitrogen, nitrate total [as N], daily maximum | 16.2 mg/L | ≤ 14.9 mg/L | 9% |
| January 2026 | Nitrogen, nitrate total [as N], monthly average | 10.73 mg/L | ≤ 10 mg/L | 7% |
| February 2026 | Nitrogen, ammonia total [as N], daily maximum | 6.5 mg/L | ≤ 6 mg/L | 8% |
| February 2026 | Nitrogen, ammonia total [as N], monthly average | 3.38 mg/L | ≤ 3 mg/L | 13% |
| April 2026 | Coliform, fecal general, daily maximum | 17329 #/100mL | ≤ 400 #/100mL | 4232% |
| April 2026 | Coliform, fecal general, monthly geometric mean | 4342.5 #/100mL | ≤ 200 #/100mL | 2071% |
| April 2026 | Nitrogen, ammonia total [as N], daily maximum | 15.9 mg/L | ≤ 6 mg/L | 165% |
| April 2026 | Nitrogen, ammonia total [as N], daily maximum | 71.34 lb/d | ≤ 61 lb/d | 17% |
| April 2026 | Nitrogen, ammonia total [as N], monthly average | 5.36 mg/L | ≤ 3 mg/L | 79% |
| April 2026 | Nitrogen, nitrate total [as N], daily maximum | 17.8 mg/L | ≤ 14.9 mg/L | 19% |
| May 2026 | Nitrogen, nitrate total [as N], daily maximum | 19.3 mg/L | ≤ 14.9 mg/L | 30% |
| May 2026 | Nitrogen, nitrate total [as N], monthly average | 11.33 mg/L | ≤ 10 mg/L | 13% |
| June 2026 | Nitrogen, nitrate total [as N], daily maximum | 15.8 mg/L | ≤ 14.9 mg/L | 6% |
| June 2026 | Nitrogen, nitrate total [as N], monthly average | 11.5 mg/L | ≤ 10 mg/L | 15% |
| September 2026 | Nitrogen, nitrate total [as N], daily maximum | 17.4 mg/L | ≤ 14.9 mg/L | 17% |
| September 2026 | Nitrogen, nitrate total [as N], monthly average | 14.44 mg/L | ≤ 10 mg/L | 44% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oxygen, dissolved [DO] | instantaneous minimum | ≥ 6 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 60 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 338 lb/d | all year | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 675 lb/d | all year | 001 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 001 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 338 lb/d | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 675 lb/d | all year | 001 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, total [as N] | monthly total | report only (lb/mo) | all year | 001 |
| Nitrogen, total [as N] | annual total | ≤ 20557 lb/yr | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 3 mg/L | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 6 mg/L | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 34 lb/d | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 61 lb/d | all year | 001 |
| Nitrogen, nitrite total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, nitrite total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, nitrite total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Nitrogen, nitrite total [as N] | daily maximum | report only (lb/d) | all year | 001 |
| Nitrogen, nitrate total [as N] | monthly average | ≤ 10 mg/L | all year | 001 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 14.9 mg/L | all year | 001 |
| Nitrogen, nitrate total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (lb/d) | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | monthly total | report only (lb/mo) | all year | 001 |
| Phosphorus, total [as P] | annual total | ≤ 2056 lb/yr | all year | 001 |
| Cyanide, weak acid, dissociable | monthly average | ≤ .004 mg/L | all year | 001 |
| Cyanide, weak acid, dissociable | daily maximum | ≤ .007 mg/L | all year | 001 |
| Arsenic, total [as As] | monthly average | report only (mg/L) | all year | 001 |
| Arsenic, total [as As] | daily maximum | report only (mg/L) | all year | 001 |
| Chromium, hexavalent [as Cr] | monthly average | report only (mg/L) | all year | 001 |
| Chromium, hexavalent [as Cr] | daily maximum | report only (mg/L) | all year | 001 |
| Nickel, total recoverable | monthly average | report only (mg/L) | all year | 001 |
| Nickel, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Silver total recoverable | monthly average | report only (mg/L) | all year | 001 |
| Silver total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Zinc, total recoverable | monthly average | report only (mg/L) | all year | 001 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Aluminum, total recoverable | monthly average | report only (mg/L) | all year | 001 |
| Aluminum, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Cadmium, total recoverable | monthly average | report only (mg/L) | all year | 001 |
| Cadmium, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Lead, total recoverable | monthly average | report only (mg/L) | all year | 001 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Copper, total recoverable | monthly average | report only (mg/L) | all year | 001 |
| Copper, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly total | report only (Mgal/mo) | all year | 001 |
| Toxicity [chronic], Ceriodaphnia dubia | monthly average | report only (tox chronic) | all year | 001 |
| Toxicity [chronic], Ceriodaphnia dubia | daily maximum | report only (tox chronic) | all year | 001 |
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | monthly average | report only (tox chronic) | all year | 001 |
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | daily maximum | report only (tox chronic) | all year | 001 |
| Mercury, total [as Hg] | monthly average | report only (ug/L) | all year | 001 |
| Mercury, total [as Hg] | daily maximum | report only (ug/L) | all year | 001 |
| Coliform, fecal general | monthly geometric mean | ≤ 200 #/100mL | all year | 001 |
| Coliform, fecal general | daily maximum | ≤ 400 #/100mL | all year | 001 |
| BOD, 5-day, percent removal | monthly average minimum | ≥ 85 % | all year | 001 |
| Solids, suspended percent removal | monthly average minimum | ≥ 85 % | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | 003 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | 003 |
| pH | instantaneous minimum | report only (SU) | all year | 003 |
| pH | instantaneous maximum | report only (SU) | all year | 003 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 003 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 003 |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year | 003 |
| Oil and grease, hexane extr method | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | 003 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 003 |
| Coliform, fecal general | monthly average | report only (#/100mL) | all year | 003 |
| Coliform, fecal general | daily maximum | report only (#/100mL) | all year | 003 |
| Chemical Oxygen Demand [COD] | monthly average | report only (mg/L) | all year | 003 |
| Chemical Oxygen Demand [COD] | daily maximum | report only (mg/L) | all year | 003 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | 004 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | 004 |
| pH | instantaneous minimum | report only (SU) | all year | 004 |
| pH | instantaneous maximum | report only (SU) | all year | 004 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 004 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 004 |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year | 004 |
| Oil and grease, hexane extr method | daily maximum | report only (mg/L) | all year | 004 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | 004 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 004 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 004 |
| Coliform, fecal general | monthly average | report only (#/100mL) | all year | 004 |
| Coliform, fecal general | daily maximum | report only (#/100mL) | all year | 004 |
| Chemical Oxygen Demand [COD] | monthly average | report only (mg/L) | all year | 004 |
| Chemical Oxygen Demand [COD] | daily maximum | report only (mg/L) | all year | 004 |
| Flow rate | monthly average | report only (gal/d) | all year | IU01 |
| Flow rate | daily maximum | ≤ 250 gal/d | all year | IU01 |
| pH | instantaneous minimum | ≥ 5 SU | all year | IU01 |
| pH | instantaneous maximum | ≤ 10 SU | all year | IU01 |
| Phenolics, total | monthly average | report only (mg/L) | all year | IU01 |
| Phenolics, total | daily maximum | ≤ 7.2 mg/L | all year | IU01 |
| Flow rate | monthly average | report only (gal/d) | all year | IU03 |
| Flow rate | daily maximum | ≤ 2000 gal/d | all year | IU03 |
| pH | instantaneous minimum | ≥ 5 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 | daily maximum | ≤ 400 mg/L | all year | IU03 |
| Solids, total suspended | monthly average | report only (lb/d) | all year | IU03 |
| Solids, total suspended | daily maximum | report only (lb/d) | all year | IU03 |
| Copper, total [as Cu] | monthly average | report only (mg/L) | all year | IU03 |
| Copper, total [as Cu] | daily maximum | ≤ .4 mg/L | all year | IU03 |
| Copper, total [as Cu] | monthly average | report only (lb/d) | all year | IU03 |
| Copper, total [as Cu] | daily maximum | report only (lb/d) | all year | IU03 |
| Lead, total [as Pb] | monthly average | report only (mg/L) | all year | IU03 |
| Lead, total [as Pb] | daily maximum | ≤ .05 mg/L | all year | IU03 |
| Lead, total [as Pb] | monthly average | report only (lb/d) | all year | IU03 |
| Lead, total [as Pb] | daily maximum | report only (lb/d) | all year | IU03 |
| Silver, total [as Ag] | monthly average | report only (mg/L) | all year | IU03 |
| Silver, total [as Ag] | daily maximum | report only (mg/L) | all year | IU03 |
| Silver, total [as Ag] | monthly average | report only (lb/d) | all year | IU03 |
| Silver, total [as Ag] | daily maximum | report only (lb/d) | all year | IU03 |
| Priority Pollutants | monthly average | report only (mg/L) | all year | IU03 |
| Priority Pollutants | daily maximum | report only (mg/L) | all year | IU03 |
| Priority Pollutants | monthly average | report only (lb/d) | all year | IU03 |
| Priority Pollutants | daily maximum | report only (lb/d) | all year | IU03 |
| Mercury, total [as Hg] | monthly average | report only (ug/L) | all year | IU03 |
| Mercury, total [as Hg] | daily maximum | report only (ug/L) | all year | IU03 |
| Mercury, total [as Hg] | monthly average | report only (lb/d) | all year | IU03 |
| Mercury, total [as Hg] | daily maximum | report only (lb/d) | all year | IU03 |
Cited limits by parameter: West Virginia's rules and the federal ones.
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Your permit document is the final word. As JSON: /api/v1/permits/WV0021792 · MCP: https://passage-data.com/mcp