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Sewage treatment plant, Floyd, Virginia. NPDES permit VA0025992, in force until Nov 30, 2027. Last 12 months: over a limit 5 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| December 2025 | Copper, total recoverable, monthly average | 39 | ≤ 26 ug/L | 50% |
| December 2025 | Copper, total recoverable, maximum weekly average | 41 | ≤ 26 ug/L | 58% |
| May 2026 | Copper, total recoverable, maximum weekly average | 27 | ≤ 26 ug/L | 4% |
| July 2026 | Nitrogen, ammonia total [as N], maximum weekly average | 8.5 | ≤ 8.1 mg/L | 5% |
| August 2026 | Chlorine, total residual, instantaneous minimum | .24 | ≥ .6 mg/L | 60% |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Temperature, water deg. centigrade | instantaneous maximum | report only (deg C) | all year |
| Oxygen, dissolved [DO] | instantaneous minimum | ≥ 3 mg/L | all year |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mg/L | all year |
| BOD, 5-day, 20 deg. C | maximum weekly average | ≤ 45 mg/L | all year |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 28 kg/d | all year |
| BOD, 5-day, 20 deg. C | maximum weekly average | ≤ 42 kg/d | all year |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | 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 | maximum weekly average | ≤ 45 mg/L | all year |
| Solids, total suspended | monthly average | ≤ 28 kg/d | all year |
| Solids, total suspended | monthly load | report only (kg/mo) | all year |
| Solids, total suspended | maximum weekly average | ≤ 42 kg/d | all year |
| Solids, total suspended | monthly average | report only (mg/L) | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 6 mg/L | Jun–Dec |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 9.7 mg/L | Jan–May |
| Nitrogen, ammonia total [as N] | maximum weekly average | ≤ 8.1 mg/L | Jun–Dec |
| Nitrogen, ammonia total [as N] | maximum weekly average | ≤ 13 mg/L | Jan–May |
| Copper, total recoverable | monthly average | ≤ 26 ug/L | all year |
| Copper, total recoverable | maximum weekly average | ≤ 26 ug/L | all year |
| Flow, in conduit or thru treatment plant | monthly average | ≤ .25 MGD (alert, not enforceable) | all year |
| Flow, in conduit or thru treatment plant | maximum weekly average | report only (MGD) (alert, not enforceable) | all year |
| Chlorine, total residual | monthly average | ≤ .039 mg/L | all year |
| Chlorine, total residual | maximum weekly average | ≤ .043 mg/L | all year |
| Chlorine, total residual | instantaneous minimum | ≥ .6 mg/L | all year |
| BOD, percent removal [total] | monthly average minimum | ≥ 85 % | all year |
| E. coli | geometric mean | ≤ 126 #/100mL | all year |
| E. coli | maximum | ≤ 235 #/100mL | all year |
| Suspended solids, total annual | monthly load | ≤ 10360 kg/yr | 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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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/VA0025992 · MCP: https://passage-data.com/mcp