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Sewage treatment plant, Fayette, Mississippi. NPDES permit MS0025984, in force until Sep 30, 2027. Last 12 months: no values over a limit, 6 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen, dissolved [DO] | minimum | ≥ 6 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 | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | monthly total | report only (lb/mo) | all year |
| BOD, 5-day, 20 deg. C | maximum monthly average | ≤ 52 lb/d | all year |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | maximum weekly average | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | monthly total | report only (lb/mo) | all year |
| pH | minimum | ≥ 6 SU | all year |
| pH | maximum | ≤ 9 SU | all year |
| Solids, total suspended | monthly average | ≤ 90 mg/L | all year |
| Solids, total suspended | maximum weekly average | report only (mg/L) | all year |
| Solids, total suspended | monthly total | report only (lb/mo) | all year |
| Solids, total suspended | maximum monthly average | ≤ 156 lb/d | all year |
| Solids, total suspended | monthly average | report only (mg/L) | all year |
| Solids, total suspended | maximum weekly average | report only (mg/L) | all year |
| Solids, total suspended | monthly total | report only (lb/mo) | all year |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, total [as N] | maximum weekly average | report only (mg/L) | all year |
| Nitrogen, total [as N] | monthly total | report only (lb/mo) | all year |
| Nitrogen, total [as N] | maximum monthly average | ≤ 19.95 lb/d | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 5 mg/L | all year |
| Nitrogen, ammonia total [as N] | maximum weekly average | ≤ 7.5 mg/L | all year |
| Nitrogen, ammonia total [as N] | monthly total | report only (lb/mo) | all year |
| Nitrogen, ammonia total [as N] | maximum monthly average | ≤ 8.67 lb/d | all year |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year |
| Phosphorus, total [as P] | maximum weekly average | report only (mg/L) | all year |
| Phosphorus, total [as P] | monthly total | report only (lb/mo) | all year |
| Phosphorus, total [as P] | maximum monthly average | ≤ 9.02 lb/d | all year |
| Flow, in conduit or thru treatment plant | monthly total | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | maximum monthly average | ≤ .208 MGD | all year |
| Flow, in conduit or thru treatment plant | monthly total | report only (Mgal/mo) | all year |
| Chlorine, total residual | monthly average | report only (mg/L) | all year |
| E. coli | monthly average | report only (#/100mL) | all year |
| E. coli | maximum weekly average | report only (#/100mL) | all year |
| Parameter | New limit | New or tighter | Median, last 12 months | × new limit |
|---|---|---|---|---|
| Chlorine, total residual, monthly average | 0.353 mg/L | new | — | — |
| E. coli, monthly average | 126 #/100mL | new | — | — |
| E. coli, maximum weekly average | 410 #/100mL | new | — | — |
Cited limits by parameter: Mississippi'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/MS0025984 · MCP: https://passage-data.com/mcp