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Sewerage Systems, Charles Town, West Virginia. NPDES permit WV0105856, in force until May 24, 2027. Last 12 months: over a limit 3 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| November 2025 | BOD, 5-day, 20 deg. C, monthly average | 8 mg/L | ≤ 5 mg/L | 60% |
| September 2026 | Coliform, fecal general, daily maximum | 613.1 #/100mL | ≤ 400 #/100mL | 53% |
| September 2026 | Coliform, fecal general, monthly geometric mean | 613.1 #/100mL | ≤ 200 #/100mL | 207% |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen, dissolved [DO] | minimum | ≥ 7.25 mg/L | all year |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 5 mg/L | all year |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 10 mg/L | all year |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 10.4 lb/d | all year |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 20.8 lb/d | all year |
| pH | instantaneous minimum | ≥ 6 SU | all year |
| pH | instantaneous maximum | ≤ 9 SU | all year |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year |
| Solids, total suspended | monthly average | ≤ 63 lb/d | all year |
| Solids, total suspended | daily maximum | ≤ 126 lb/d | all year |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year |
| Nitrogen, total [as N] | monthly total | report only (lb/mo) | all year |
| Nitrogen, total [as N] | annual total | ≤ 3805 lb/yr | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 1.5 mg/L | all year |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 3 mg/L | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 3.1 lb/d | all year |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 6.2 lb/d | all year |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year |
| Phosphorus, total [as P] | monthly total | report only (lb/mo) | all year |
| Phosphorus, total [as P] | annual total | ≤ 380 lb/yr | all year |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year |
| Chloride [as Cl] | monthly average | ≤ 250 mg/L | all year |
| Chloride [as Cl] | daily maximum | ≤ 383 mg/L | all year |
| Iron, total recoverable | monthly average | ≤ .62 mg/L | all year |
| Iron, total recoverable | daily maximum | ≤ 1.82 mg/L | all year |
| Zinc, total recoverable | monthly average | report only (mg/L) | all year |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year |
| Lead, total recoverable | monthly average | report only (mg/L) | all year |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year |
| Copper, total recoverable | monthly average | ≤ .017 mg/L | all year |
| Copper, total recoverable | daily maximum | ≤ .039 mg/L | all year |
| Flow, in conduit or thru treatment plant | minimum | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | monthly average | ≤ .25 MGD | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | monthly total | report only (Mgal/mo) | all year |
| Coliform, fecal general | monthly geometric mean | ≤ 200 #/100mL | all year |
| Coliform, fecal general | daily maximum | ≤ 400 #/100mL | all year |
| BOD, 5-day, percent removal | monthly average minimum | ≥ 85 % | all year |
| Solids, suspended percent removal | monthly average minimum | ≥ 85 % | all year |
Cited limits by parameter: West Virginia's rules and the federal ones.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/WV0105856 · MCP: https://passage-data.com/mcp