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Sewage treatment plant, major discharger, Vinton, Louisiana. NPDES permit LA0066621 expired Oct 31, 2026. Last 12 months: over a limit 10 times (last September 2026), 22 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| October 2025 | Enterococci, monthly average | 4000 #/100mL | ≤ 35 #/100mL | 11329% |
| October 2025 | Enterococci, weekly average | 4000 #/100mL | ≤ 135 #/100mL | 2863% |
| November 2025 | Solids, total suspended, monthly average | 22.46 mg/L | ≤ 15 mg/L | 50% |
| November 2025 | Solids, total suspended, weekly average | 24.97 mg/L | ≤ 23 mg/L | 9% |
| March 2026 | Solids, total suspended, weekly average | 24.28 mg/L | ≤ 23 mg/L | 6% |
| April 2026 | Solids, total suspended, monthly average | 15.76 mg/L | ≤ 15 mg/L | 5% |
| April 2026 | Solids, total suspended, weekly average | 25.17 mg/L | ≤ 23 mg/L | 9% |
| August 2026 | BOD, 5-day, 20 deg. C, monthly average | 14.98 mg/L | ≤ 10 mg/L | 50% |
| August 2026 | BOD, 5-day, 20 deg. C, weekly average | 17.35 mg/L | ≤ 15 mg/L | 16% |
| September 2026 | BOD, 5-day, 20 deg. C, monthly average | 12.85 mg/L | ≤ 10 mg/L | 29% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | monthly average | ≤ 10 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 10 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 15 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 15 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 192 lb/d | all year | 001 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 001 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 001 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 001 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 15 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 15 mg/L | all year | 001 |
| Solids, total suspended | weekly average | ≤ 23 mg/L | all year | 001 |
| Solids, total suspended | weekly average | ≤ 23 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 288 lb/d | all year | 001 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, total [as N] | weekly average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | weekly average | report only (mg/L) | all year | 001 |
| Whole effluent toxicity - retest #1 | 7-day minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #1 | 7-day minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #1 | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #1 | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #2 | 7-day minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #2 | 7-day minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #2 | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #2 | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| WET, sublethal retest #1 | 7-day minimum | report only (pass=0;fail=1) | all year | 001 |
| WET, sublethal retest #1 | 7-day minimum | report only (pass=0;fail=1) | all year | 001 |
| WET, sublethal retest #1 | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| WET, sublethal retest #1 | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| WET, sublethal retest #2 | 7-day minimum | report only (pass=0;fail=1) | all year | 001 |
| WET, sublethal retest #2 | 7-day minimum | report only (pass=0;fail=1) | all year | 001 |
| WET, sublethal retest #2 | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| WET, sublethal retest #2 | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | weekly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | weekly average | report only (MGD) | all year | 001 |
| Chlorine, total residual | weekly average | < .033 mg/L | all year | 001 |
| Chlorine, total residual | weekly average | < .033 mg/L | all year | 001 |
| Whole Effluent Toxicity - Retest #3 | 7-day minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole Effluent Toxicity - Retest #3 | 7-day minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole Effluent Toxicity - Retest #3 | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole Effluent Toxicity - Retest #3 | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole Effluent Toxicity, Sub-Lethal Retest #3 | 7-day minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole Effluent Toxicity, Sub-Lethal Retest #3 | 7-day minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole Effluent Toxicity, Sub-Lethal Retest #3 | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole Effluent Toxicity, Sub-Lethal Retest #3 | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| Enterococci | monthly average | ≤ 35 #/100mL | May–Oct | 001 |
| Enterococci | monthly average | ≤ 35 #/100mL | May–Oct | 001 |
| Enterococci | weekly average | ≤ 135 #/100mL | May–Oct | 001 |
| Enterococci | weekly average | ≤ 135 #/100mL | May–Oct | 001 |
| Coliform, fecal general | monthly geometric mean | ≤ 200 #/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 |
| Coliform, fecal general | weekly geometric mean | ≤ 400 #/100mL | all year | 001 |
| Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (pass=0;fail=1) | all year | 001 |
| Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| Pass/Fail Static Renewal 7Day Chronic Pimephales promelas | 7-day minimum | report only (pass=0;fail=1) | all year | 001 |
| Pass/Fail Static Renewal 7Day Chronic Pimephales promelas | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (pass=0;fail=1) | all year | 001 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | 7-day minimum | report only (pass=0;fail=1) | all year | 001 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (%) | all year | 001 |
| NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | monthly average minimum | report only (%) | all year | 001 |
| NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | 7-day minimum | report only (%) | all year | 001 |
| NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | monthly average minimum | report only (%) | all year | 001 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (%) | all year | 001 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | monthly average minimum | report only (%) | all year | 001 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | 7-day minimum | report only (%) | all year | 001 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | monthly average minimum | report only (%) | all year | 001 |
| Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia | maximum | report only (%) | all year | 001 |
| Coef Of Var Static Renewal 7Day Chronic Pimephales promelas | maximum | report only (%) | all year | 001 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 001A |
| Nitrogen, total [as N] | weekly average | report only (mg/L) | all year | 001A |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year | 001A |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 001A |
| Phosphorus, total [as P] | weekly average | report only (mg/L) | all year | 001A |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year | 001A |
| Cyanide, total [as CN] | monthly average | report only (mg/L) | all year | 001A |
| Cyanide, total [as CN] | weekly average | report only (mg/L) | all year | 001A |
| Cyanide, total [as CN] | monthly average | ≤ .09 lb/d | all year | 001A |
| Cyanide, total [as CN] | weekly average | ≤ .22 lb/d | all year | 001A |
| Dibromochloromethane | monthly average | report only (mg/L) | all year | 001A |
| Dibromochloromethane | weekly average | report only (mg/L) | all year | 001A |
| Dibromochloromethane | monthly average | ≤ .18 lb/d | all year | 001A |
| Dibromochloromethane | weekly average | ≤ .44 lb/d | all year | 001A |
| Bromodichloromethane, effluent | monthly average | report only (mg/L) | all year | 001A |
| Bromodichloromethane, effluent | weekly average | report only (mg/L) | all year | 001A |
| Bromodichloromethane, effluent | monthly average | ≤ .25 lb/d | all year | 001A |
| Bromodichloromethane, effluent | weekly average | ≤ .6 lb/d | all year | 001A |
| Mercury, total [as Hg] | monthly average | report only (mg/L) | all year | 001A |
| Mercury, total [as Hg] | weekly average | report only (mg/L) | all year | 001A |
| Mercury, total [as Hg] | monthly average | ≤ .0006 lb/d | all year | 001A |
| Mercury, total [as Hg] | weekly average | ≤ .0015 lb/d | all year | 001A |
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/LA0066621 · MCP: https://passage-data.com/mcp