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Clean Water Act discharge permit · NPDES LA0115592

JEFFERSON DAVIS PARISH WATER & SEWER COMMISSION #1 WTP, Lake Arthur, LA: NPDES LA0115592 discharge permit, effluent exceedances, inspections, penalties

JEFFERSON DAVIS PARISH WATER & SEWER COMMISSION #1 WTP, held by JEFFERSON DAVIS PARISH WATER & SEWER COMMISSION #1, holds NPDES permit LA0115592. 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 (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedJEFFERSON DAVIS PARISH WATER & SEWER COMMISSION #1 WTP
Permittee as filedJEFFERSON DAVIS PARISH WATER & SEWER COMMISSION #1
NPDES IDLA0115592
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedSeptember 25, 2018
Expiration dateNovember 30, 2023
AddressLake Arthur, LA 70549
Receiving water impaired303(D) Listed
SubwatershedThornwell Drainage Canal-Bayou Lacassine (HUC 080802020206)
SIC4941 – Water Supply

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

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Chloride [as Cl]46254January 31, 20234,388% over the limit
pH4168June 30, 2025
Solids, total suspended4135December 31, 2025277% over the limit
Coliform, fecal general233December 31, 2023104% over the limit
Flow, in conduit or thru treatment plant680
Iron, total recoverable110
BOD, 5-day, 20 deg. C200

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

DateWhat EPA recordedAgency
February 3, 2022Monitoring Violations - Invalid/Unrepresentative SampleST6
February 21, 2018Permit Violations - Failure to Submit Timely Permit Renewal ApplicationST6
December 31, 2017Effluent Violations - Numeric effluent violationST6
July 31, 2017Effluent Violations - Numeric effluent violationST6
June 30, 2017Effluent Violations - Numeric effluent violationST6

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 LA0115592 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

This public-records page covers NPDES permit LA0115592, held by Jefferson Davis Parish Water & Sewer Commission #1 for its WTP in Lake Arthur, LA, with an administratively continued status and a minor discharger class of 7. The page lists 4 pollutants under a numeric limit and 4 pollutants with an effluent exceedance, and places the facility in the Thornwell Drainage Canal-Bayou Lacassine watershed (HUC 080802020206).