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Pulp Mills, major discharger, Zachary, Louisiana. NPDES permit LA0005258 expired Dec 31, 2024; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | monthly average | ≤ 5250 lb/d | all year | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 9576 lb/d | all year | 001 |
| pH | instantaneous minimum | report only (SU) | all year | 001 |
| pH | instantaneous maximum | report only (SU) | all year | 001 |
| Solids, total suspended | monthly average | ≤ 4200 lb/d | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 8610 lb/d | all year | 001 |
| Whole effluent toxicity - retest #1 | 48-hour minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #1 | 48-hour minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #1 | 48-hour minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #1 | 48-hour minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #1 | average | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #1 | average | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #1 | average | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #1 | average | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #2 | 48-hour minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #2 | 48-hour minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #2 | 48-hour minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #2 | 48-hour minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #2 | average | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #2 | average | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #2 | average | report only (pass=0;fail=1) | all year | 001 |
| Whole effluent toxicity - retest #2 | average | report only (pass=0;fail=1) | all year | 001 |
| Pentachlorophenol | monthly average | report only (lb/d) | all year | 001 |
| Pentachlorophenol | daily maximum | report only (lb/d) | 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 | 48-hour minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole Effluent Toxicity - Retest #3 | 48-hour minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole Effluent Toxicity - Retest #3 | 48-hour minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole Effluent Toxicity - Retest #3 | 48-hour minimum | report only (pass=0;fail=1) | all year | 001 |
| Whole Effluent Toxicity - Retest #3 | average | report only (pass=0;fail=1) | all year | 001 |
| Whole Effluent Toxicity - Retest #3 | average | report only (pass=0;fail=1) | all year | 001 |
| Whole Effluent Toxicity - Retest #3 | average | report only (pass=0;fail=1) | all year | 001 |
| Whole Effluent Toxicity - Retest #3 | average | report only (pass=0;fail=1) | all year | 001 |
| Coliform, fecal general | monthly geometric mean | ≤ 200 #/100mL | all year | 001 |
| Coliform, fecal general | daily maximum | ≤ 400 #/100mL | all year | 001 |
| Trichlorophenol | monthly average | report only (lb/d) | all year | 001 |
| Trichlorophenol | daily maximum | report only (lb/d) | all year | 001 |
| pH range excursions, > 60 minutes | monthly total | ≤ 0 occur/mo | all year | 001 |
| pH range excursions, monthly total accum | monthly total | ≤ 446 min | all year | 001 |
| Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex | 48-hour minimum | report only (pass=0;fail=1) | all year | 001 |
| Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex | 48-hour minimum | report only (pass=0;fail=1) | all year | 001 |
| Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas | 48-hour minimum | report only (pass=0;fail=1) | all year | 001 |
| LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas | 48-hour minimum | report only (pass=0;fail=1) | all year | 001 |
| LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas | monthly average minimum | report only (pass=0;fail=1) | all year | 001 |
| NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex | 48-hour minimum | report only (%) | all year | 001 |
| NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex | 48-hour minimum | report only (%) | all year | 001 |
| NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex | monthly average minimum | report only (%) | all year | 001 |
| NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex | monthly average minimum | report only (%) | all year | 001 |
| NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas | 48-hour minimum | report only (%) | all year | 001 |
| NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas | 48-hour minimum | report only (%) | all year | 001 |
| NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas | monthly average minimum | report only (%) | all year | 001 |
| NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas | monthly average minimum | report only (%) | all year | 001 |
| Coef Of Var Static Renewal 48Hr Acute D. pulex | 48-hour minimum | report only (%) | all year | 001 |
| Coef Of Var Static Renewal 48Hr Acute D. pulex | 48-hour minimum | report only (%) | all year | 001 |
| Coef Of Var Static Renewal 48Hr Acute D. pulex | monthly average minimum | report only (%) | all year | 001 |
| Coef Of Var Static Renewal 48Hr Acute D. pulex | monthly average minimum | report only (%) | all year | 001 |
| Coef Of Var Static Renewal 48Hr Acute Pimephales promelas | 48-hour minimum | report only (%) | all year | 001 |
| Coef Of Var Static Renewal 48Hr Acute Pimephales promelas | 48-hour minimum | report only (%) | all year | 001 |
| Coef Of Var Static Renewal 48Hr Acute Pimephales promelas | monthly average minimum | report only (%) | all year | 001 |
| Coef Of Var Static Renewal 48Hr Acute Pimephales promelas | monthly average minimum | report only (%) | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (lb/d) | all year | 003 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (lb/d) | all year | 003 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 003 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | monthly average | report only (lb/d) | all year | 003 |
| Solids, total suspended | daily maximum | report only (lb/d) | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 003 |
| Coliform, fecal general | monthly geometric mean | ≤ 200 #/100mL | all year | 003 |
| Coliform, fecal general | daily maximum | ≤ 400 #/100mL | all year | 003 |
| Adsorbable organic halides [AOX] | monthly average | report only (lb/d) | all year | 003 |
| Adsorbable organic halides [AOX] | daily maximum | report only (lb/d) | all year | 003 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 140 mg/L | all year | 006 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 006 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 006 |
| Nitrogen, total [as N] | monthly average | report only (ug/L) | all year | 006 |
| Nitrogen, total [as N] | daily maximum | report only (ug/L) | all year | 006 |
| Chromium, total [as Cr] | monthly average | report only (ug/L) | all year | 006 |
| Chromium, total [as Cr] | daily maximum | report only (ug/L) | all year | 006 |
| Copper, total [as Cu] | monthly average | report only (ug/L) | all year | 006 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | all year | 006 |
| Iron, total [as Fe] | monthly average | report only (ug/L) | all year | 006 |
| Iron, total [as Fe] | daily maximum | report only (ug/L) | all year | 006 |
| Lead, total [as Pb] | monthly average | report only (ug/L) | all year | 006 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | all year | 006 |
| Nickel, total [as Ni] | monthly average | report only (ug/L) | all year | 006 |
| Nickel, total [as Ni] | daily maximum | report only (ug/L) | all year | 006 |
| Zinc, total [as Zn] | monthly average | report only (ug/L) | all year | 006 |
| Zinc, total [as Zn] | daily maximum | report only (ug/L) | all year | 006 |
| Aluminum, total [as Al] | monthly average | report only (ug/L) | all year | 006 |
| Aluminum, total [as Al] | daily maximum | report only (ug/L) | all year | 006 |
| Phenolics, total recoverable | monthly average | report only (ug/L) | all year | 006 |
| Phenolics, total recoverable | daily maximum | report only (ug/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 |
| Mercury, total [as Hg] | monthly average | report only (ug/L) | all year | 006 |
| Mercury, total [as Hg] | daily maximum | report only (ug/L) | all year | 006 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 20421.62 lb/d | all year | SUM |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 39334.58 lb/d | all year | SUM |
| pH | instantaneous minimum | report only (SU) | all year | SUM |
| pH | instantaneous maximum | report only (SU) | all year | SUM |
| Solids, total suspended | monthly average | ≤ 42468.58 lb/d | all year | SUM |
| Solids, total suspended | daily maximum | ≤ 79040.75 lb/d | all year | SUM |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | SUM |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | SUM |
| Adsorbable organic halides [AOX] | monthly average | ≤ 1720.72 lb/d | all year | SUM |
| Adsorbable organic halides [AOX] | daily maximum | ≤ 2626.66 lb/d | all year | SUM |
| pH range excursions, > 60 minutes | monthly total | ≤ 0 occur/mo | all year | SUM |
| pH range excursions, monthly total accum | monthly total | ≤ 446 min | all year | SUM |
Cited limits by parameter: Louisiana's rules and the federal ones.
Same industry: the 8 Paper and Allied Products 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/LA0005258 · MCP: https://passage-data.com/mcp