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Sewerage Systems, Fork Union, Virginia. NPDES permit VA0024147, in force until Jan 31, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen, dissolved [DO] | minimum | ≥ 5.5 mg/L | all year |
| pH | minimum | ≥ 6 SU | all year |
| pH | maximum | ≤ 9 SU | all year |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year |
| Solids, total suspended | maximum weekly average | ≤ 45 mg/L | all year |
| Solids, total suspended | monthly average | ≤ 6.8 kg/d | all year |
| Solids, total suspended | maximum weekly average | ≤ 10 kg/d | all year |
| Solids, total suspended | monthly average | report only (mg/L) | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 4 mg/L | Jun–Nov |
| Nitrogen, ammonia total [as N] | maximum weekly average | ≤ 5.9 mg/L | Jun–Nov |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year |
| Phosphorus, total [as P] | monthly average | ≤ .185 kg/d | all year |
| Hardness, total [as CaCO3] | monthly minimum | report only (mg/L) | all year |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year |
| Copper, total recoverable | monthly average | report only (ug/L) | all year |
| Copper, total recoverable | maximum weekly average | report only (ug/L) | all year |
| Flow, in conduit or thru treatment plant | monthly average | ≤ .06 MGD (alert, not enforceable) | all year |
| Flow, in conduit or thru treatment plant | monthly maximum | report only (MGD) (alert, not enforceable) | all year |
| E. coli | geometric mean | ≤ 126 #/100mL | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 25 mg/L | Jan, Feb, Mar, Apr, May, Dec |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 10 mg/L | Jun–Nov |
| BOD, carbonaceous [5 day, 20 C] | maximum weekly average | ≤ 40 mg/L | Jan, Feb, Mar, Apr, May, Dec |
| BOD, carbonaceous [5 day, 20 C] | maximum weekly average | ≤ 15 mg/L | Jun–Nov |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 5.7 kg/d | Jan, Feb, Mar, Apr, May, Dec |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 2.3 kg/d | Jun–Nov |
| BOD, carbonaceous [5 day, 20 C] | maximum weekly average | ≤ 9.1 kg/d | Jan, Feb, Mar, Apr, May, Dec |
| BOD, carbonaceous [5 day, 20 C] | maximum weekly average | ≤ 3.4 kg/d | Jun–Nov |
| BOD, carbonaceous [5 day, 20 C] | monthly average | report only (mg/L) | all year |
| BOD, carb-5 day, 20 deg C, percent removal | monthly average minimum | ≥ 85 % | all year |
| Solids, suspended percent removal | monthly average minimum | ≥ 85 % | all year |
Cited limits by parameter: Virginia's rules and the federal ones.
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Your permit document is the final word. As JSON: /api/v1/permits/VA0024147 · MCP: https://passage-data.com/mcp