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Sewage treatment plant, Angie, Louisiana. NPDES permit LA0060275, in force until Jun 30, 2031. Last 12 months: over a limit 27 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| November 2025 | BOD, 5-day, 20 deg. C, monthly average | 17 mg/L | ≤ 10 mg/L | 70% |
| November 2025 | BOD, 5-day, 20 deg. C, monthly average | 39 lb/d | ≤ 21 lb/d | 86% |
| November 2025 | BOD, 5-day, 20 deg. C, weekly average | 20 mg/L | ≤ 15 mg/L | 33% |
| November 2025 | Coliform, fecal general, weekly geometric mean | 462 #/100mL | ≤ 400 #/100mL | 16% |
| December 2025 | BOD, 5-day, 20 deg. C, monthly average | 12 mg/L | ≤ 10 mg/L | 20% |
| December 2025 | BOD, 5-day, 20 deg. C, monthly average | 26 lb/d | ≤ 21 lb/d | 24% |
| December 2025 | BOD, 5-day, 20 deg. C, weekly average | 25 mg/L | ≤ 15 mg/L | 67% |
| January 2026 | BOD, 5-day, 20 deg. C, monthly average | 19 mg/L | ≤ 10 mg/L | 90% |
| January 2026 | BOD, 5-day, 20 deg. C, monthly average | 32 lb/d | ≤ 21 lb/d | 52% |
| January 2026 | BOD, 5-day, 20 deg. C, weekly average | 24 mg/L | ≤ 15 mg/L | 60% |
| February 2026 | BOD, 5-day, 20 deg. C, monthly average | 21 mg/L | ≤ 10 mg/L | 110% |
| February 2026 | BOD, 5-day, 20 deg. C, monthly average | 39 lb/d | ≤ 21 lb/d | 86% |
| February 2026 | BOD, 5-day, 20 deg. C, weekly average | 38 mg/L | ≤ 15 mg/L | 153% |
| February 2026 | Solids, total suspended, weekly average | 28 mg/L | ≤ 23 mg/L | 22% |
| March 2026 | BOD, 5-day, 20 deg. C, monthly average | 16 mg/L | ≤ 10 mg/L | 60% |
| March 2026 | BOD, 5-day, 20 deg. C, monthly average | 31 lb/d | ≤ 21 lb/d | 48% |
| March 2026 | BOD, 5-day, 20 deg. C, weekly average | 19 mg/L | ≤ 15 mg/L | 27% |
| March 2026 | Solids, total suspended, monthly average | 18 mg/L | ≤ 15 mg/L | 20% |
| March 2026 | Solids, total suspended, monthly average | 37 lb/d | ≤ 31 lb/d | 19% |
| March 2026 | Solids, total suspended, weekly average | 24 mg/L | ≤ 23 mg/L | 4% |
| April 2026 | BOD, 5-day, 20 deg. C, monthly average | 21 mg/L | ≤ 10 mg/L | 110% |
| April 2026 | BOD, 5-day, 20 deg. C, monthly average | 42 lb/d | ≤ 21 lb/d | 100% |
| April 2026 | BOD, 5-day, 20 deg. C, weekly average | 32 mg/L | ≤ 15 mg/L | 113% |
| May 2026 | BOD, 5-day, 20 deg. C, monthly average | 12 mg/L | ≤ 10 mg/L | 20% |
| May 2026 | Solids, total suspended, monthly average | 17 mg/L | ≤ 15 mg/L | 13% |
| June 2026 | BOD, 5-day, 20 deg. C, monthly average | 11 mg/L | ≤ 10 mg/L | 10% |
| June 2026 | BOD, 5-day, 20 deg. C, weekly average | 16 mg/L | ≤ 15 mg/L | 7% |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| BOD, 5-day, 20 deg. C | monthly average | ≤ 10 mg/L | all year |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 15 mg/L | all year |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 21 lb/d | all year |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | weekly average | report only (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 | weekly average | ≤ 23 mg/L | all year |
| Solids, total suspended | monthly average | ≤ 31 lb/d | all year |
| Solids, total suspended | monthly average | report only (mg/L) | all year |
| Solids, total suspended | weekly average | report only (mg/L) | all year |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, total [as N] | weekly average | report only (mg/L) | all year |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year |
| Phosphorus, total [as P] | weekly average | 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 | weekly average | report only (MGD) | all year |
| Chlorine, total residual | instantaneous maximum | report only (mg/L) | all year |
| BOD, percent removal [total] | monthly average minimum | ≥ 85 % | all year |
| Mercury, total [as Hg] | monthly average | report only (mg/L) | all year |
| Mercury, total [as Hg] | weekly average | report only (mg/L) | all year |
| Mercury, total [as Hg] | monthly average | report only (lb/d) | all year |
| Mercury, total [as Hg] | weekly average | report only (lb/d) | all year |
| Coliform, fecal general | monthly geometric mean | ≤ 200 #/100mL | all year |
| Coliform, fecal general | weekly geometric mean | ≤ 400 #/100mL | all year |
| Solids, suspended percent removal | monthly average minimum | ≥ 85 % | all year |
| Parameter | New limit | New or tighter | Median, last 12 months | × new limit |
|---|---|---|---|---|
| Chlorine, total residual, instantaneous maximum | 0.033 mg/L | new | — | — |
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/LA0060275 · MCP: https://passage-data.com/mcp