Clean Water Act discharge permit · NPDES LA0038521
HOMER, TOWN OF- WASTEWATER TREATMENT PLANT, Homer, LA: NPDES LA0038521 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 21Pollutants under a numeric limit
- 15Pollutants with an effluent exceedance
- 0Inspections on file
- 1Formal enforcement actions
HOMER, TOWN OF- WASTEWATER TREATMENT PLANT, held by Town of Homer- Wastewater Treatment Plant, holds NPDES permit LA0038521, which discharges to Bayou Darbonne/Lake Claiborne. EPA’s file records it issued May 28, 2015 and expiring June 30, 2020.
HOMER, TOWN OF- WASTEWATER TREATMENT PLANT, Homer, Louisiana: Individual permit LA0038521, held by Town of Homer- Wastewater Treatment Plant; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued May 28, 2015, term to June 30, 2020; discharges to BAYOU DARBONNE/LAKE CLAIBORNE.
- Whole Effluent Toxicity [WET] - P. promelas: 2 limits, 56 violations of any kind, 54 effluent exceedances, latest December 31, 2025, largest 100% over the limit.
- Solids, total suspended: 3 limits, 78 violations of any kind, 48 effluent exceedances, latest May 31, 2026, largest 187% over the limit.
- Nitrogen, ammonia total [as N]: 3 limits, 74 violations of any kind, 47 effluent exceedances, latest July 31, 2026, largest 390% over the limit.
- Whole Effluent Toxicity [WET] - C. dubia: 2 limits, 46 violations of any kind, 42 effluent exceedances, latest December 31, 2024, largest 100% over the limit.
- BOD, carbonaceous [5 day, 20 C]: 3 limits, 66 violations of any kind, 36 effluent exceedances, latest March 31, 2024, largest 197% over the limit.
- Coliform, fecal general: 2 limits, 48 violations of any kind, 32 effluent exceedances, latest June 30, 2026, largest 99,999% over the limit.
- Copper, total [as Cu]: 2 limits, 48 violations of any kind, 30 effluent exceedances, latest June 30, 2026, largest 12,929% over the limit.
- Mercury, total [as Hg]: 0 limits, 34 violations of any kind, 18 effluent exceedances, latest March 31, 2026, largest 5,333,233% over the limit.
- Chlorine, total residual: 1 limit, 15 violations of any kind, 7 effluent exceedances, latest December 31, 2025, largest 5,052% over the limit.
- pH: 2 limits, 24 violations of any kind, 6 effluent exceedances, latest August 31, 2025.
- Phenolics, total recoverable: 0 limits, 17 violations of any kind, 5 effluent exceedances, latest July 31, 2008, largest 882% over the limit.
- Oxygen, dissolved [DO]: 0 limits, 13 violations of any kind, 5 effluent exceedances, latest August 31, 2025, largest 37% over the limit.
- Cyanide, total [as CN]: 0 limits, 12 violations of any kind, 3 effluent exceedances, latest December 31, 2025, largest 105% over the limit.
- Zinc, total [as Zn]: 2 limits, 24 violations of any kind, 2 effluent exceedances, latest March 31, 2024, largest 136% over the limit.
- Lead, total [as Pb]: 0 limits, 4 violations of any kind, 2 effluent exceedances, latest March 31, 2014, largest 188% over the limit.
- Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia: 2 limits, 22 violations of any kind, 0 effluent exceedances.
- NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia: 2 limits, 22 violations of any kind, 0 effluent exceedances.
- NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia: 2 limits, 22 violations of any kind, 0 effluent exceedances.
- Flow, in conduit or thru treatment plant: 2 limits, 20 violations of any kind, 0 effluent exceedances.
- Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas: 2 limits, 14 violations of any kind, 0 effluent exceedances.
- NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas: 2 limits, 14 violations of any kind, 0 effluent exceedances.
- NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas: 2 limits, 14 violations of any kind, 0 effluent exceedances.
- Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia: 2 limits, 12 violations of any kind, 0 effluent exceedances.
- Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia: 1 limit, 11 violations of any kind, 0 effluent exceedances.
- Pass/Fail Static Renewal 7Day Chronic Pimephales promelas: 2 limits, 10 violations of any kind, 0 effluent exceedances.
- Coef Of Var Static Renewal 7Day Chronic Pimephales promelas: 1 limit, 10 violations of any kind, 0 effluent exceedances.
- Solids, total dissolved: 0 limits, 8 violations of any kind, 0 effluent exceedances.
- Nitrogen, total [as N]: 0 limits, 6 violations of any kind, 0 effluent exceedances.
- Phosphorus, total [as P]: 0 limits, 6 violations of any kind, 0 effluent exceedances.
- Cadmium, total recoverable: 0 limits, 2 violations of any kind, 0 effluent exceedances.
- August 12, 2026: Under Review (State).
- August 6, 2026: State CWA Non Penalty AO (State).
- June 5, 2026: Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) (ST6).
- May 4, 2026: Phone Call/ EMAIL (State).
- March 25, 2026: Letter of Violation/ Warning Letter (State).
- December 22, 2025: Effluent Violations - Unauthorized Discharge (ST6).
- December 16, 2025: Permit Violations - Application Incomplete (ST6).
- May 21, 2025: Monitoring Violations - Invalid/Unrepresentative Sample (ST6).
- May 4, 2025: Permit Violations - Failure to Submit Timely Permit Renewal Application (ST6).
- April 22, 2025: Management Practice Violations - Improper Operation and Maintenance (ST6).
- April 22, 2025: Reporting Violations - Noncompliance with Section 308 Information Request (ST6).
- April 22, 2025: Failure to properly operate or maintain industrial stormwater controls (ST6).
- April 22, 2025: Monitoring Violations - Invalid/Unrepresentative Sample (ST6).
- April 22, 2025: Permit Violations - Violation Specified in Comment (ST6).
- May 31, 2023: Reporting Violations - Improper/ Incorrect Reporting (ST6).
- March 31, 2023: Monitoring Violations - Frequency of Sampling Violation (ST6).
- February 28, 2023: Monitoring Violations - Frequency of Sampling Violation (ST6).
- January 6, 2023: WW SSO - Discharge to Waters (ST6).
- January 6, 2023: WW SSO - Improper Operation and Maintenance (ST6).
- January 6, 2023: Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) (ST6).
- December 31, 2022: Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) (ST6).
- December 15, 2022: Management Practice Violations - Failure to Maintain Records (ST6).
- December 15, 2022: Permit Violations - Violation Specified in Comment (ST6).
- December 15, 2022: Management Practice Violations - Improper Operation and Maintenance (ST6).
- December 1, 2022: WW SSO - Improper Operation and Maintenance (ST6).
- November 30, 2022: Monitoring Violations - Analysis not Conducted (ST6).
- November 30, 2020: Monitoring Violations - Analysis not Conducted (ST6).
- September 30, 2020: Reporting Violations - Improper/ Incorrect Reporting (ST6).
- September 17, 2018: Reporting Violations - Failure to Notify (ST6).
- September 17, 2018: WW SSO - Improper Operation and Maintenance (ST6).
- April 16, 2018: Reporting Violations - Failure to Notify (ST6).
- April 16, 2018: WW SSO - Improper Operation and Maintenance (ST6).
Louisiana holds 357 Publicly owned treatment works coverages of this permit type in EPA’s file; 62 were issued before LA0038521.
Coverages issued nearest LA0038521
- March 30, 2015: JONESVILLE WWTF, Jonesville, LA0044075, held by JONESVILLE, TOWN OF
- March 30, 2015: VILLAGE OF NATCHEZ STP, Natchez, LA0076686, held by NATCHEZ, VILLAGE OF
- April 23, 2015: LOREAUVILLE, VILLAGE OF- MUNICIPAL SEWER TREATMENT PLANT, Loreauville, LA0038440, held by Village of Loreauville- Municipal Sewer Treatment Plant
- May 22, 2015: VILLE PLATTE, CITY OF, Ville Platte, LA0038814, held by City of Ville Platte
- May 22, 2015: ST. TAMMANY PARISH GOVT DEPT OF UTILITIES-TAMANEND WWTP, Lacombe, LA0124451, held by ST TAMMANY PARISH GOVT - TAMMANY UTILITIES
- June 19, 2015: VILLAGE OF PARKS WWTF, Parks, LA0050006
- June 19, 2015: VILLAGE OF HALL SUMMIT STP, Hall Summit, LA0064611, held by VILLAGE OF HALL SUMMIT
- June 19, 2015: CALCASIEU PARISH. SD # 11 WTP, Lake Charles, LA0074357, held by CALCASIEU PARISH POLICE JURY
- July 31, 2015: VILLAGE OF WATERPROOF WWTP, Waterproof, LA0033031, held by TOWN OF WATERPROOF
- July 31, 2015: WEST OUACHITA INDUSTRIAL PARK S.T.P., West Monroe, LA0038351, held by West Ouachita Industrial District - West Ouachita Industrial Park STP
HOMER, TOWN OF- WASTEWATER TREATMENT PLANT among its neighbors
EPA’s permit file holds 3 discharge permits in the Caney Creek-Bayou D'arbonne subwatershed (HUC 080402060502), LA0038521 among them. Its county holds 7, 2 of them major permits; LA0038521 is a major permit.
Other permits in the Caney Creek-Bayou D'arbonne subwatershed (HUC 080402060502)
- ABX SOLUTIONS, LLC, Homer: LAR05Q192, minor permit, permit term to October 26, 2026
- HOMER, CITY OF - WWTP, Homer: LAL038521, major permit, discharging to BAYOU DARBONNE/LAKE CLAIBORNE, permit term to December 31, 2025
Identity
| Facility as filed | HOMER, TOWN OF- WASTEWATER TREATMENT PLANT |
|---|---|
| Permittee as filed | Town of Homer- Wastewater Treatment Plant |
| NPDES ID | LA0038521 |
| 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 | May 28, 2015 |
| Expiration date | June 30, 2020 |
| Address | Homer, LA 71040 |
| Receiving water | BAYOU DARBONNE/LAKE CLAIBORNE |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Caney Creek-Bayou D'arbonne (HUC 080402060502) |
| SIC | 4952 – Sewerage Systems |
Effluent limits and exceedances
- 30Pollutants on file
- 21Under a numeric limit
- 30With a violation of any kind
- 15With 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 |
|---|---|---|---|---|---|
| Whole Effluent Toxicity [WET] - P. promelas | 2 | 56 | 54 | December 31, 2025 | 100% over the limit |
| Solids, total suspended | 3 | 78 | 48 | May 31, 2026 | 187% over the limit |
| Nitrogen, ammonia total [as N] | 3 | 74 | 47 | July 31, 2026 | 390% over the limit |
| Whole Effluent Toxicity [WET] - C. dubia | 2 | 46 | 42 | December 31, 2024 | 100% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 3 | 66 | 36 | March 31, 2024 | 197% over the limit |
| Coliform, fecal general | 2 | 48 | 32 | June 30, 2026 | 99,999% over the limit |
| Copper, total [as Cu] | 2 | 48 | 30 | June 30, 2026 | 12,929% over the limit |
| Mercury, total [as Hg] | 0 | 34 | 18 | March 31, 2026 | 5,333,233% over the limit |
| Chlorine, total residual | 1 | 15 | 7 | December 31, 2025 | 5,052% over the limit |
| pH | 2 | 24 | 6 | August 31, 2025 | |
| Phenolics, total recoverable | 0 | 17 | 5 | July 31, 2008 | 882% over the limit |
| Oxygen, dissolved [DO] | 0 | 13 | 5 | August 31, 2025 | 37% over the limit |
| Cyanide, total [as CN] | 0 | 12 | 3 | December 31, 2025 | 105% over the limit |
| Zinc, total [as Zn] | 2 | 24 | 2 | March 31, 2024 | 136% over the limit |
| Lead, total [as Pb] | 0 | 4 | 2 | March 31, 2014 | 188% over the limit |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 22 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 22 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 22 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 20 | 0 | ||
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | 2 | 14 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | 2 | 14 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | 2 | 14 | 0 | ||
| Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 12 | 0 | ||
| Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia | 1 | 11 | 0 | ||
| Pass/Fail Static Renewal 7Day Chronic Pimephales promelas | 2 | 10 | 0 | ||
| Coef Of Var Static Renewal 7Day Chronic Pimephales promelas | 1 | 10 | 0 | ||
| Solids, total dissolved | 0 | 8 | 0 | ||
| Nitrogen, total [as N] | 0 | 6 | 0 | ||
| Phosphorus, total [as P] | 0 | 6 | 0 | ||
| Cadmium, total recoverable | 0 | 2 | 0 |
Inspections, violations and enforcement
- 28Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 5, 2026 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| December 22, 2025 | Effluent Violations - Unauthorized Discharge | ST6 |
| December 16, 2025 | Permit Violations - Application Incomplete | ST6 |
| May 21, 2025 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
| May 4, 2025 | Permit Violations - Failure to Submit Timely Permit Renewal Application | ST6 |
| April 22, 2025 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| April 22, 2025 | Reporting Violations - Noncompliance with Section 308 Information Request | ST6 |
| April 22, 2025 | Failure to properly operate or maintain industrial stormwater controls | ST6 |
| April 22, 2025 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
| April 22, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| May 31, 2023 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| March 31, 2023 | Monitoring Violations - Frequency of Sampling Violation | ST6 |
| February 28, 2023 | Monitoring Violations - Frequency of Sampling Violation | ST6 |
| January 6, 2023 | WW SSO - Discharge to Waters | ST6 |
| January 6, 2023 | WW SSO - Improper Operation and Maintenance | ST6 |
| January 6, 2023 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| December 31, 2022 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| December 15, 2022 | Management Practice Violations - Failure to Maintain Records | ST6 |
| December 15, 2022 | Permit Violations - Violation Specified in Comment | ST6 |
| December 15, 2022 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| December 1, 2022 | WW SSO - Improper Operation and Maintenance | ST6 |
| November 30, 2022 | Monitoring Violations - Analysis not Conducted | ST6 |
| November 30, 2020 | Monitoring Violations - Analysis not Conducted | ST6 |
| September 30, 2020 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| September 17, 2018 | Reporting Violations - Failure to Notify | ST6 |
| September 17, 2018 | WW SSO - Improper Operation and Maintenance | ST6 |
| April 16, 2018 | Reporting Violations - Failure to Notify | ST6 |
| April 16, 2018 | WW SSO - Improper Operation and Maintenance | ST6 |
Inspections
EPA’s inspection file holds no inspection for NPDES LA0038521.
Formal enforcement and penalties
1 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.
| Date | What EPA recorded | Agency | Federal penalty | State or local penalty |
|---|---|---|---|---|
| August 6, 2026 | State CWA Non Penalty AO | State |
Informal enforcement
| Date | What EPA recorded | Agency |
|---|---|---|
| August 12, 2026 | Under Review | State |
| May 4, 2026 | Phone Call/ EMAIL | State |
| March 25, 2026 | Letter of Violation/ Warning Letter | State |
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.