Clean Water Act discharge permit · NPDES LA0118770
LAKE CHARLES, CITY OF- STP, Lake Charles, LA: NPDES LA0118770 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 21Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
LAKE CHARLES, CITY OF- STP holds NPDES permit LA0118770. EPA’s file records it issued September 22, 2015 and expiring October 31, 2020. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | LAKE CHARLES, CITY OF- STP |
|---|---|
| Permittee as filed | LAKE CHARLES, CITY OF- STP |
| NPDES ID | LA0118770 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | September 22, 2015 |
| Expiration date | October 31, 2020 |
| Address | Lake Charles, LA 70607 |
| Subwatershed | Hurricane Creek-Horsehead Creek (HUC 111402030202) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 23Pollutants on file
- 21Under a numeric limit
- 19With a violation of any kind
- 4With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Coliform, fecal general | 2 | 17 | 15 | February 28, 2026 | 276% over the limit |
| Solids, total suspended | 3 | 14 | 11 | November 30, 2024 | 531% over the limit |
| Copper, total [as Cu] | 0 | 5 | 5 | June 30, 2026 | 154% over the limit |
| Enterococci | 0 | 2 | 2 | May 31, 2026 | 985% over the limit |
| Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia | 4 | 14 | 0 | ||
| Pass/Fail Static Renewal 7Day Chronic Pimephales promelas | 4 | 14 | 0 | ||
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia | 4 | 14 | 0 | ||
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | 4 | 14 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 4 | 14 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | 4 | 14 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 4 | 14 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | 4 | 14 | 0 | ||
| Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia | 2 | 14 | 0 | ||
| Coef Of Var Static Renewal 7Day Chronic Pimephales promelas | 2 | 14 | 0 | ||
| Whole effluent toxicity - retest #1 | 8 | 8 | 0 | ||
| Whole effluent toxicity - retest #2 | 8 | 8 | 0 | ||
| BOD, 5-day, 20 deg. C | 3 | 3 | 0 | ||
| pH | 2 | 2 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 2 | 0 | ||
| WET, sublethal retest #1 | 8 | 0 | 0 | ||
| WET, sublethal retest #2 | 8 | 0 | 0 | ||
| Whole Effluent Toxicity - Retest #3 | 8 | 0 | 0 | ||
| Whole Effluent Toxicity, Sub-Lethal Retest #3 | 8 | 0 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES LA0118770.
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID LA0118770 there.
Nearby on the register
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- Every permit record in Louisiana, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.