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Sewage treatment plant, Rabun Gap, Georgia. NPDES permit GA0039152 expired May 31, 2025; its limits still apply. Last 12 months: no values over a limit, 1 of 24 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oxygen, dissolved [DO] | minimum | ≥ 6 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 10 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 15 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 19 kg/d | all year | 001 |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 23.7 kg/d | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | weekly average | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (kg/d) | all year | 001 |
| BOD, 5-day, 20 deg. C | weekly average | report only (kg/d) | all year | 001 |
| pH | daily minimum | ≥ 6 SU | all year | 001 |
| pH | daily maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 20 mg/L | all year | 001 |
| Solids, total suspended | weekly average | ≤ 30 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 38 kg/d | all year | 001 |
| Solids, total suspended | weekly average | ≤ 47 kg/d | all year | 001 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 001 |
| Solids, total suspended | weekly average | report only (mg/L) | all year | 001 |
| Solids, total suspended | monthly average | report only (kg/d) | all year | 001 |
| Solids, total suspended | weekly average | report only (kg/d) | all year | 001 |
| Nitrogen, organic total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 2 mg/L | all year | 001 |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 3 mg/L | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 3.8 kg/d | all year | 001 |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 4.7 kg/d | all year | 001 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | monthly average | ≤ 1 mg/L | all year | 001 |
| Phosphorus, total [as P] | weekly average | ≤ 1.5 mg/L | all year | 001 |
| Phosphorus, total [as P] | monthly average | ≤ 1.9 kg/d | all year | 001 |
| Phosphorus, total [as P] | weekly average | ≤ 2.4 kg/d | all year | 001 |
| Phosphate, ortho [as P] | monthly average | report only (mg/L) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | ≤ .5 MGD | all year | 001 |
| Flow, in conduit or thru treatment plant | weekly average | ≤ .625 MGD | all year | 001 |
| Chlorine, total residual | daily maximum | ≤ .1 mg/L | all year | 001 |
| Coliform, fecal general | monthly geometric mean | ≤ 200 #/100mL | all year | 001 |
| Coliform, fecal general | weekly geometric mean | ≤ 400 #/100mL | all year | 001 |
| Solids, sludge, total, dry weight | monthly total | report only (dry ton) | all year | 001 |
| BOD, 5-day, percent removal | minimum | ≥ 50 % | all year | 001 |
| Solids, suspended percent removal | minimum | ≥ 25 % | all year | 001 |
| Temperature, water deg. fahrenheit | monthly minimum | report only (deg F) | all year | 002 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | all year | 002 |
| Temperature, water deg. fahrenheit | monthly maximum | report only (deg F) | all year | 002 |
| Temperature, water deg. fahrenheit | monthly minimum | report only (deg F) | all year | 002 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | all year | 002 |
| Temperature, water deg. fahrenheit | monthly maximum | report only (deg F) | all year | 002 |
| Conductivity | minimum | report only (uS/cm) | all year | 002 |
| Conductivity | monthly average | report only (uS/cm) | all year | 002 |
| Conductivity | maximum | report only (uS/cm) | all year | 002 |
| Conductivity | minimum | report only (uS/cm) | all year | 002 |
| Conductivity | monthly average | report only (uS/cm) | all year | 002 |
| Conductivity | maximum | report only (uS/cm) | all year | 002 |
| Oxygen, dissolved [DO] | monthly minimum | report only (mg/L) | all year | 002 |
| Oxygen, dissolved [DO] | monthly minimum | report only (mg/L) | all year | 002 |
| pH | monthly minimum | report only (SU) | all year | 002 |
| pH | monthly maximum | report only (SU) | all year | 002 |
| pH | monthly minimum | report only (SU) | all year | 002 |
| pH | monthly maximum | report only (SU) | all year | 002 |
| Temperature Increase Deg. F | maximum | ≤ 2 deg F | all year | 002 |
Cited limits by parameter: Georgia'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/GA0039152 · MCP: https://passage-data.com/mcp