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Sewerage Systems, Jacksonville, Florida. NPDES permit FL0023426 expired Jun 12, 2024; its limits still apply. Last 12 months: no values over a limit, 318 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Plant capacity fact. percent of capacity | monthly average | report only (%) | all year |
| Oxygen, dissolved [DO] | minimum | ≥ 4.44 mg/L | all year |
| Oxygen, dissolved [DO] | monthly average minimum | report only (mg/L) | all year |
| Oxygen, dissolved percent saturation | minimum annual average | ≥ 92 % | all year |
| pH | minimum | ≥ 6 SU | all year |
| pH | maximum | ≤ 8.5 SU | all year |
| Solids, total suspended | maximum | ≤ 60 mg/L | all year |
| Solids, total suspended | weekly average | ≤ 45 mg/L | all year |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year |
| Solids, total suspended | maximum | report only (mg/L) | all year |
| Solids, total suspended | annual average | ≤ 20 mg/L | all year |
| Nitrogen, total [as N] | maximum | report only (mg/L) | all year |
| Nitrogen, total [as N] | quarterly total | report only (lb/qtr) | all year |
| Nitrogen, total [as N] | annual total | ≤ 373 lb/yr | all year |
| Nitrogen, Kjeldahl, total [as N] | monthly average | ≤ 6.5 mg/L | all year |
| Nitrogen, Kjeldahl, total [as N] | monthly average | ≤ 30.5 mg/L | all year |
| Nitrogen, Kjeldahl, total [as N] | maximum | ≤ 10.4 mg/L | all year |
| Nitrogen, Kjeldahl, total [as N] | maximum | ≤ 30.5 mg/L | all year |
| Nitrogen, Kjeldahl, total [as N] | annual average | ≤ 5.2 mg/L | all year |
| Nitrogen, Kjeldahl, total [as N] | annual average | ≤ 20.25 mg/L | all year |
| Phosphorus, total [as P] | maximum | report only (mg/L) | all year |
| Phosphorus, total [as P] | quarterly total | report only (lb/qtr) | all year |
| Phosphorus, total [as P] | annual total | ≤ 58 lb/yr | all year |
| Enterococci: group D, MF trans, M-E, EIA | monthly geometric mean | ≤ 35 #/100mL | all year |
| Enterococci: group D, MF trans, M-E, EIA | maximum | ≤ 130 #/100mL | all year |
| Flow, in conduit or thru treatment plant | quarterly average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | annual average | ≤ .011 MGD | all year |
| Chlorine, total residual | maximum | ≤ .01 mg/L | all year |
| Chlorine, total residual | minimum | ≥ .5 mg/L | all year |
| Coliform, fecal general | monthly geometric mean | ≤ 200 #/100mL | all year |
| Coliform, fecal general | maximum | ≤ 800 #/100mL | all year |
| Coliform, fecal general | annual average | ≤ 200 #/100mL | all year |
| BOD, carbonaceous [5 day, 20 C] | maximum | ≤ 22 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | weekly average | ≤ 16.5 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 13.8 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | maximum | report only (mg/L) | all year |
| BOD, carbonaceous [5 day, 20 C] | annual average | ≤ 11 mg/L | all year |
| Solids, suspended percent removal | monthly average minimum | ≥ 85 % | all year |
Cited limits by parameter: Florida'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/FL0023426 · MCP: https://passage-data.com/mcp