Clean Water Act discharge permit · NPDES LA0040142
IOTA TOWN OF - WWTP, Iota, LA: NPDES LA0040142 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 9Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
IOTA TOWN OF - WWTP, held by IOTA, TOWN OF, holds NPDES permit LA0040142, which discharges to Mermentau River. EPA’s file records it issued September 25, 2018 and expiring November 30, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | IOTA TOWN OF - WWTP |
|---|---|
| Permittee as filed | IOTA, TOWN OF |
| NPDES ID | LA0040142 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | September 25, 2018 |
| Expiration date | November 30, 2023 |
| Address | Iota, LA 70543 |
| Receiving water | MERMENTAU RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Bayou Pointe Aux Loups-Bayou Des Cannes (HUC 080802010307) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 13Pollutants on file
- 9Under a numeric limit
- 8With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 6 | 84 | 82 | April 30, 2026 | 295% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 6 | 40 | 40 | April 30, 2026 | 300% over the limit |
| Coliform, fecal general | 4 | 12 | 12 | February 28, 2026 | 1,105% over the limit |
| Nitrogen, ammonia total [as N] | 6 | 11 | 11 | October 31, 2022 | 91% over the limit |
| Chlorine, total residual | 0 | 4 | 0 | ||
| Solids, total dissolved | 0 | 3 | 0 | ||
| Mercury, total [as Hg] | 0 | 3 | 0 | ||
| Solids, suspended percent removal | 0 | 1 | 0 | ||
| Oxygen, dissolved [DO] | 4 | 0 | 0 | ||
| pH | 4 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 0 | 0 | ||
| Nitrogen, total [as N] | 3 | 0 | 0 | ||
| Phosphorus, total [as P] | 3 | 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
- 13Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| November 5, 2021 | Biosolids: Other Management Practice Violation | ST6 |
| March 18, 2021 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| March 18, 2021 | Biosolids: Other Management Practice Violation | ST6 |
| December 31, 2020 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| December 31, 2019 | Monitoring Violations - Analysis not Conducted | ST6 |
| December 31, 2019 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| October 31, 2019 | Effluent Violations - Numeric effluent violation | ST6 |
| September 30, 2019 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| March 31, 2019 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| December 31, 2018 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| December 31, 2018 | Monitoring Violations - Analysis not Conducted | ST6 |
| December 31, 2018 | Reporting Violations - Failure to Submit DMRs | ST6 |
| March 31, 2018 | Effluent Violations - Numeric effluent violation | 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.
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 LA0040142 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.