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Manufacturing Industries, Holden, Louisiana. NPDES permit LA0115355, in force until Oct 31, 2028. Last 12 months: over a limit 3 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Outfall | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|---|
| March 2026 | 103 | Solids, total suspended, daily maximum | 46 mg/L | ≤ 45 mg/L | 2% |
| March 2026 | 103 | Solids, total suspended, monthly average | 46 mg/L | ≤ 30 mg/L | 53% |
| June 2026 | 004 | Solids, total suspended, monthly average | 44 mg/L | ≤ 30 mg/L | 47% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | instantaneous minimum | ≥ 6 SU | all year | 003 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 003 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 003 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 50 mg/L | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/d) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/d) | all year | 003 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mg/L | all year | 004 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | all year | 004 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 004 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 004 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 004 |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 004 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/d) | all year | 004 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/d) | all year | 004 |
| Coliform, fecal general | monthly geometric mean | ≤ 200 #/100mL | all year | 004 |
| Coliform, fecal general | daily maximum | ≤ 400 #/100mL | all year | 004 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 005 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 005 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 005 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 50 mg/L | all year | 005 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/d) | all year | 005 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/d) | all year | 005 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 006 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 006 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 006 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 50 mg/L | all year | 006 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/d) | all year | 006 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/d) | all year | 006 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mg/L | all year | 103 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | all year | 103 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 103 |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 103 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/d) | all year | 103 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/d) | all year | 103 |
| Coliform, fecal general | monthly geometric mean | ≤ 200 CFU/100mL | all year | 103 |
| Coliform, fecal general | daily maximum | ≤ 400 CFU/100mL | all year | 103 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 203 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 203 |
| Solids, total suspended | daily maximum | ≤ 90 mg/L | all year | 203 |
| Solids, total suspended | daily maximum | ≤ 90 mg/L | all year | 203 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 203 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 50 mg/L | all year | 203 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/d) | all year | 203 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/d) | all year | 203 |
Cited limits by parameter: Louisiana's rules and the federal ones.
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