Clean Water Act discharge permit · NPDES LA0045144
MARKSVILLE CITY OF - CITY OF MARKSVILLE SEWAGE TREATMENT PLANT, Marksville, LA: NPDES LA0045144 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 18Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
MARKSVILLE CITY OF - CITY OF MARKSVILLE SEWAGE TREATMENT PLANT, held by City of Marksville, holds NPDES permit LA0045144, which discharges to Seg 100202 Red River. EPA’s file records it issued September 20, 2019 and expiring October 31, 2024. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | MARKSVILLE CITY OF - CITY OF MARKSVILLE SEWAGE TREATMENT PLANT |
|---|---|
| Permittee as filed | City of Marksville |
| NPDES ID | LA0045144 |
| 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 20, 2019 |
| Expiration date | October 31, 2024 |
| Address | Marksville, LA 71351 |
| Receiving water | SEG 100202 RED RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | La Vieille Riviere (HUC 080403010301) |
| SIC | 4952 – Sewerage Systems |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 19Pollutants on file
- 18Under a numeric limit
- 15With a violation of any kind
- 6With 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 |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 3 | 139 | 70 | October 31, 2025 | 993% over the limit |
| pH | 2 | 70 | 28 | September 30, 2020 | |
| Coliform, fecal general | 2 | 70 | 28 | June 30, 2022 | 99,999% over the limit |
| Solids, total suspended | 3 | 76 | 5 | October 31, 2018 | 237% over the limit |
| Chlorine, total residual | 1 | 3 | 3 | April 30, 2020 | 119% over the limit |
| Solids, suspended percent removal | 0 | 2 | 1 | June 30, 2026 | 277% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 44 | 0 | ||
| Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex | 2 | 34 | 0 | ||
| LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas | 2 | 34 | 0 | ||
| NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex | 2 | 34 | 0 | ||
| NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas | 2 | 34 | 0 | ||
| Coef Of Var Static Renewal 48Hr Acute D. pulex | 1 | 33 | 0 | ||
| Coef Of Var Static Renewal 48Hr Acute Pimephales promelas | 1 | 33 | 0 | ||
| Nitrogen, total [as N] | 3 | 6 | 0 | ||
| Phosphorus, total [as P] | 3 | 6 | 0 | ||
| Whole effluent toxicity - retest #1 | 4 | 0 | 0 | ||
| Whole effluent toxicity - retest #2 | 4 | 0 | 0 | ||
| Whole Effluent Toxicity - Retest #3 | 4 | 0 | 0 | ||
| Whole Effluent Toxicity [WET] - D. pulex | 2 | 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
- 22Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| December 31, 2022 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| April 13, 2022 | WW SSO - Discharge to Waters | ST6 |
| April 13, 2022 | WW SSO - Improper Operation and Maintenance | ST6 |
| September 30, 2021 | Permit Violations - Violation Specified in Comment | ST6 |
| September 20, 2021 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| December 31, 2020 | Permit Violations - Violation Specified in Comment | ST6 |
| December 31, 2020 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| November 16, 2020 | WW SSO - Discharge to Waters | ST6 |
| November 16, 2020 | WW SSO - Improper Operation and Maintenance | ST6 |
| January 2, 2020 | WW SSO - Improper Operation and Maintenance | ST6 |
| December 31, 2019 | Monitoring Violations - Improper Analysis or Lab Error | ST6 |
| July 14, 2019 | WW SSO - Discharge to Waters | ST6 |
| July 14, 2019 | WW SSO - Improper Operation and Maintenance | ST6 |
| January 3, 2019 | WW SSO - Discharge to Waters | ST6 |
| January 3, 2019 | WW SSO - Improper Operation and Maintenance | ST6 |
| January 3, 2019 | Reporting Violations - Failure to Notify | ST6 |
| June 30, 2018 | Monitoring Violations - Improper Analysis or Lab Error | ST6 |
| December 31, 2017 | Reporting Violations - Late Submittal of DMRs | ST6 |
| December 31, 2017 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| September 30, 2017 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
| August 31, 2017 | Effluent Violations - Numeric effluent violation | ST6 |
| February 28, 2017 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
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.
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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 LA0045144 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.