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Sewerage Systems, Conyers, Georgia. NPDES permit GA0035491, in force until Aug 31, 2029. Last 12 months: over a limit 10 times (last July 2026), 3 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| January 2026 | BOD, 5-day, 20 deg. C, daily maximum | 108 mg/L | ≤ 45 mg/L | 140% |
| January 2026 | BOD, 5-day, 20 deg. C, monthly average | 96.8 mg/L | ≤ 30 mg/L | 223% |
| February 2026 | BOD, 5-day, 20 deg. C, daily maximum | 86.9 mg/L | ≤ 45 mg/L | 93% |
| February 2026 | BOD, 5-day, 20 deg. C, monthly average | 77.9 mg/L | ≤ 30 mg/L | 160% |
| February 2026 | E. coli, monthly geometric mean | 200.5 #/100mL | ≤ 126 #/100mL | 59% |
| March 2026 | BOD, 5-day, 20 deg. C, daily maximum | 73.4 mg/L | ≤ 45 mg/L | 63% |
| March 2026 | BOD, 5-day, 20 deg. C, monthly average | 61.78 mg/L | ≤ 30 mg/L | 106% |
| April 2026 | BOD, 5-day, 20 deg. C, monthly average | 42.54 mg/L | ≤ 30 mg/L | 42% |
| July 2026 | E. coli, daily maximum | 242000 #/100mL | ≤ 410 #/100mL | 58924% |
| July 2026 | E. coli, monthly geometric mean | 242000 #/100mL | ≤ 126 #/100mL | — |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen, dissolved [DO] | minimum | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mg/L | all year |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | all year |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | 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 | daily maximum | ≤ 120 mg/L | all year |
| Solids, total suspended | monthly average | report only (mg/L) | all year |
| Solids, total suspended | daily maximum | report only (mg/L) | all year |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, organic total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | all year |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year |
| Phosphate, ortho [as P] | monthly average | report only (mg/L) | all year |
| Flow, in conduit or thru treatment plant | monthly average | ≤ .149 MGD | all year |
| Flow, in conduit or thru treatment plant | daily maximum | ≤ .186 MGD | all year |
| Chlorine, total residual | maximum | ≤ .5 mg/L | all year |
| E. coli | monthly geometric mean | ≤ 126 #/100mL | all year |
| E. coli | daily maximum | ≤ 410 #/100mL | all year |
| Solids, sludge, total, dry weight | monthly total | report only (dry ton) | all year |
| Parameter | New limit | New or tighter | Median, last 12 months | × new limit |
|---|---|---|---|---|
| Nitrogen, ammonia total [as N], monthly average | 17.4 mg/L | new | 34.6 mg/L (12 values) | 1.99× |
| Phosphorus, total [as P], monthly average | 0.3 mg/L | new | 6.1 mg/L (12 values) | 20.3× |
| Nitrogen, ammonia total [as N], daily maximum | 26.1 mg/L | new | — | — |
| Phosphorus, total [as P], daily maximum | 0.45 mg/L | new | — | — |
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/GA0035491 · MCP: https://passage-data.com/mcp