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Chemical And Fertilizer Mining, New Iberia, Louisiana. NPDES permit LA0003271, in force until Dec 14, 2027. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | instantaneous minimum | report only (SU) | all year | 001 |
| pH | instantaneous maximum | report only (SU) | all year | 001 |
| Solids, total suspended | monthly average | ≤ 4336 lb/d | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 8676 lb/d | all year | 001 |
| Chloride [as Cl] | monthly average | report only (mg/L) | all year | 001 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year | 001 |
| Chloride [as Cl] | monthly average | report only (lb/d) | all year | 001 |
| Chloride [as Cl] | daily maximum | report only (lb/d) | 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 | daily maximum | report only (MGD) | 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 |
| pH range excursions, > 60 minutes | daily maximum | ≤ 0 occur/mo | all year | 001 |
| pH range excursions, monthly total accum | daily maximum | ≤ 446 min | all year | 001 |
| Pass/Fail Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | 7-day minimum | report only (pass=0;fail=1) | all year | 001 |
| Pass/Fail Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| Pass/Fail Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (pass=0;fail=1) | all year | 001 |
| Pass/Fail Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (pass=0;fail=1) | all year | 001 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | 7-day minimum | report only (%) | all year | 001 |
| NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | monthly average minimum | report only (%) | all year | 001 |
| NOEC Lethal Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (%) | all year | 001 |
| NOEC Lethal Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (%) | all year | 001 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | 7-day minimum | report only (%) | all year | 001 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | monthly average minimum | report only (%) | all year | 001 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (%) | all year | 001 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (%) | all year | 001 |
| Coef Of Var Static Renewal 7Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | maximum | report only (%) | all year | 001 |
| Coef Of Var Static Renewal 7Day Chronic Menidia beryllina | maximum | report only (%) | all year | 001 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 002 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 002 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 002 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 002 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 002 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 002 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 50 mg/L | all year | 002 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 50 mg/L | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 002 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mg/L | all year | 101A |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | all year | 101A |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 101A |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 101A |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/d) | all year | 101A |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/d) | all year | 101A |
| Enterococci | monthly geometric mean | ≤ 35 #/100mL | all year | 101A |
| Enterococci | daily maximum | ≤ 135 #/100mL | all year | 101A |
| Coliform, fecal general | monthly geometric mean | ≤ 200 #/100mL | all year | 101A |
| Coliform, fecal general | daily maximum | ≤ 400 #/100mL | all year | 101A |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mg/L | all year | 101B |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | all year | 101B |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 101B |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 101B |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/d) | all year | 101B |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/d) | all year | 101B |
| Enterococci | monthly geometric mean | ≤ 35 #/100mL | all year | 101B |
| Enterococci | daily maximum | ≤ 135 #/100mL | all year | 101B |
| Coliform, fecal general | monthly geometric mean | ≤ 200 #/100mL | all year | 101B |
| Coliform, fecal general | daily maximum | ≤ 400 #/100mL | all year | 101B |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mg/L | all year | 101C |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | all year | 101C |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 101C |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 101C |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/d) | all year | 101C |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/d) | all year | 101C |
| Enterococci | monthly geometric mean | ≤ 35 #/100mL | all year | 101C |
| Enterococci | daily maximum | ≤ 135 #/100mL | all year | 101C |
| Coliform, fecal general | monthly geometric mean | ≤ 200 #/100mL | all year | 101C |
| Coliform, fecal general | daily maximum | ≤ 400 #/100mL | all year | 101C |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mg/L | all year | 101D |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | all year | 101D |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 101D |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 101D |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/d) | all year | 101D |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/d) | all year | 101D |
| Enterococci | monthly geometric mean | ≤ 35 #/100mL | all year | 101D |
| Enterococci | daily maximum | ≤ 135 #/100mL | all year | 101D |
| Coliform, fecal general | monthly geometric mean | ≤ 200 #/100mL | all year | 101D |
| Coliform, fecal general | daily maximum | ≤ 400 #/100mL | all year | 101D |
Cited limits by parameter: Louisiana's rules and the federal ones.
Same industry: the 4 Mining and Quarrying of Nonmetallic Minerals permits in Louisiana.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/LA0003271 · MCP: https://passage-data.com/mcp