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Sewerage Systems, Savannah, Georgia. NPDES permit GA0034819 expired Sep 30, 2026; its limits still apply. Last 12 months: over a limit 4 times (last May 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| April 2026 | Nitrogen, ammonia total [as N], monthly average | 1.74 mg/L | ≤ 1 mg/L | 74% |
| April 2026 | Nitrogen, ammonia total [as N], monthly average | 7.48 kg/d | ≤ 3.8 kg/d | 97% |
| May 2026 | Nitrogen, ammonia total [as N], weekly average | 32.47 kg/d | ≤ 4.7 kg/d | 591% |
| May 2026 | Nitrogen, ammonia total [as N], weekly average | 7.56 mg/L | ≤ 1.5 mg/L | 404% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oxygen, dissolved [DO] | minimum | ≥ 6 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 5 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 7.5 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 | ≤ 24 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 | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 10 mg/L | all year | 001 |
| Solids, total suspended | weekly average | ≤ 15 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 57 kg/d | all year | 001 |
| Solids, total suspended | weekly average | ≤ 71 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 | ≤ 1 mg/L | all year | 001 |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 1.5 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 | ≤ .5 mg/L | all year | 001 |
| Phosphorus, total [as P] | weekly average | ≤ .75 mg/L | all year | 001 |
| Phosphorus, total [as P] | monthly average | ≤ 2.8 kg/d | all year | 001 |
| Phosphorus, total [as P] | weekly average | ≤ 3.6 kg/d | all year | 001 |
| Selenium, total [as Se] | monthly average | report only (ug/L) | 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 | ≤ 1.5 MGD | all year | 001 |
| Flow, in conduit or thru treatment plant | weekly average | ≤ 1.88 MGD | all year | 001 |
| Chlorine, total residual | daily maximum | ≤ .014 mg/L | all year | 001 |
| Enterococci | monthly geometric mean | ≤ 35 #/100mL | all year | 001 |
| Enterococci | weekly geometric mean | ≤ 130 #/100mL | 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 | ≥ 85 % | all year | 001 |
| Solids, suspended percent removal | minimum | ≥ 85 % | all year | 001 |
| NOEL Static Renewal 7Day Chronic Ceriodaphnia dubia | minimum | report only (%) | all year | 001 |
| Noel Statre 7Day Chronic Pimephales | minimum | report only (%) | all year | 001 |
| Turbidity | maximum | ≤ 3 NTU | all year | 003 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 5 mg/L | all year | 003 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | 003 |
| pH | minimum | ≥ 6 SU | all year | 003 |
| pH | maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | monthly average | ≤ 5 mg/L | all year | 003 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | ≤ .1 MGD | all year | 003 |
| Flow, in conduit or thru treatment plant | weekly average | ≤ .125 MGD | all year | 003 |
| Coliform, fecal general | monthly geometric mean | ≤ 23 #/100mL | all year | 003 |
| Coliform, fecal general | maximum | ≤ 100 #/100mL | all year | 003 |
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/GA0034819 · MCP: https://passage-data.com/mcp