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Sewerage Systems, Iowa, Louisiana. NPDES permit LA0127196, in force until Jun 30, 2028. Last 12 months: over a limit 5 times (last February 2026), 27 required values missing, 6 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| November 2025 | BOD, carbonaceous [5 day, 20 C], daily maximum | 25 mg/L | ≤ 15 mg/L | 67% |
| November 2025 | BOD, carbonaceous [5 day, 20 C], monthly average | 15 mg/L | ≤ 10 mg/L | 50% |
| November 2025 | Nitrogen, ammonia total [as N], monthly average | 16.9 mg/L | ≤ 10 mg/L | 69% |
| February 2026 | Coliform, fecal general, daily maximum | 1553.1 #/100mL | ≤ 400 #/100mL | 288% |
| February 2026 | Coliform, fecal general, monthly geometric mean | 1553.1 #/100mL | ≤ 200 #/100mL | 677% |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen, dissolved [DO] | minimum | ≥ 2 mg/L | all year |
| pH | instantaneous minimum | ≥ 6 SU | all year |
| pH | instantaneous maximum | ≤ 9 SU | all year |
| Solids, total suspended | monthly average | ≤ 15 mg/L | all year |
| Solids, total suspended | daily maximum | ≤ 23 mg/L | all year |
| Solids, total suspended | monthly average | ≤ 42.4 lb/d | all year |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 10 mg/L | all year |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 20 mg/L | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 28.3 lb/d | all year |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
| Coliform, fecal general | monthly geometric mean | ≤ 200 #/100mL | all year |
| Coliform, fecal general | daily maximum | ≤ 400 #/100mL | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 10 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 15 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 28.3 lb/d | all year |
Cited limits by parameter: Louisiana'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/LA0127196 · MCP: https://passage-data.com/mcp