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Sawmills And Planing Mills, General, Dodson, Louisiana. NPDES permit LA0076953, in force until May 14, 2028. Last 12 months: over a limit 15 times (last March 2026), 1 required value missing. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| October 2025 | Coliform, fecal general, daily maximum | > 2000 CFU/100mL | ≤ 400 CFU/100mL | — |
| October 2025 | Coliform, fecal general, monthly geometric mean | > 2000 CFU/100mL | ≤ 200 CFU/100mL | — |
| November 2025 | Coliform, fecal general, daily maximum | > 2000 CFU/100mL | ≤ 400 CFU/100mL | — |
| November 2025 | Coliform, fecal general, monthly geometric mean | > 2000 CFU/100mL | ≤ 200 CFU/100mL | — |
| November 2025 | Solids, total suspended, monthly average | 40 mg/L | ≤ 30 mg/L | 33% |
| December 2025 | Coliform, fecal general, daily maximum | 1750 CFU/100mL | ≤ 400 CFU/100mL | 338% |
| December 2025 | Coliform, fecal general, monthly geometric mean | 1750 CFU/100mL | ≤ 200 CFU/100mL | 775% |
| December 2025 | Solids, total suspended, daily maximum | 45.6 mg/L | ≤ 45 mg/L | 1% |
| December 2025 | Solids, total suspended, monthly average | 45.6 mg/L | ≤ 30 mg/L | 52% |
| February 2026 | Solids, total suspended, daily maximum | 80 mg/L | ≤ 45 mg/L | 78% |
| February 2026 | Solids, total suspended, monthly average | 80 mg/L | ≤ 30 mg/L | 167% |
| March 2026 | Coliform, fecal general, daily maximum | 635 CFU/100mL | ≤ 400 CFU/100mL | 59% |
| March 2026 | Coliform, fecal general, monthly geometric mean | 635 CFU/100mL | ≤ 200 CFU/100mL | 218% |
| March 2026 | Solids, total suspended, daily maximum | 77.3 mg/L | ≤ 45 mg/L | 72% |
| March 2026 | Solids, total suspended, monthly average | 77.3 mg/L | ≤ 30 mg/L | 158% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 200 mg/L | all year | 001 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 001 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 001 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | 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 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 004 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 004 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 004 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 004 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 004 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 004 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 004 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 004 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 004 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 50 mg/L | all year | 004 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 50 mg/L | all year | 004 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 004 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 004 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 004 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 004 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 006 |
| 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 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 006 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 006 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 006 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 006 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 006 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 006 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 200 mg/L | all year | 104 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 104 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 104 |
| Chromium, total [as Cr] | monthly average | ≤ .2 mg/L | all year | 114 |
| Chromium, total [as Cr] | daily maximum | ≤ .2 mg/L | all year | 114 |
| Zinc, total [as Zn] | monthly average | ≤ 1 mg/L | all year | 114 |
| Zinc, total [as Zn] | daily maximum | ≤ 1 mg/L | all year | 114 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 114 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 114 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 114 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 114 |
| Chlorine, total residual | daily maximum | ≤ .2 mg/L | all year | 114 |
| Chlorine, total residual | daily maximum | ≤ .2 mg/L | all year | 114 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 200 mg/L | all year | 204 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 200 mg/L | all year | 204 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 204 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 204 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 204 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 204 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 404 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 404 |
| Solids, total suspended | daily maximum | ≤ 100 mg/L | all year | 404 |
| Solids, total suspended | daily maximum | ≤ 100 mg/L | all year | 404 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 404 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 404 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 404 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 404 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 404 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 404 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 404 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 404 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 404 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 404 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mg/L | all year | 704 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | all year | 704 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 704 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 704 |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 704 |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 704 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 704 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 704 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 704 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 704 |
| Coliform, fecal general | monthly geometric mean | ≤ 200 CFU/100mL | all year | 704 |
| Coliform, fecal general | monthly geometric mean | ≤ 200 CFU/100mL | all year | 704 |
| Coliform, fecal general | daily maximum | ≤ 400 CFU/100mL | all year | 704 |
| Coliform, fecal general | daily maximum | ≤ 400 CFU/100mL | all year | 704 |
Cited limits by parameter: Louisiana's rules and the federal ones.
Same industry: the 18 Lumber and Wood Products permits in Louisiana.
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