Clean Water Act discharge permit · NPDES LA0122718

ST. MARTIN PARISH INDUSTRIAL PARK, Broussard, LA: NPDES LA0122718 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
9Pollutants under a numeric limit
6Pollutants with an effluent exceedance

ST. MARTIN PARISH INDUSTRIAL PARK, held by ST MARTIN PARISH GOVERNMENT, holds NPDES permit LA0122718. EPA’s file records it issued August 14, 2018 and expiring August 31, 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	ST. MARTIN PARISH INDUSTRIAL PARK
Permittee as filed	ST MARTIN PARISH GOVERNMENT
NPDES ID	LA0122718
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	August 14, 2018
Expiration date	August 31, 2023
Address	Broussard, LA 70582
Subwatershed	Bayou Tortue-La Salle Coulee (HUC 080801030302)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

10Pollutants on file
9Under a numeric limit
10With 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
Nitrogen, ammonia total [as N]	8	103	93	June 30, 2026	832% over the limit
Solids, total suspended	4	103	93	June 30, 2026	1,225% over the limit
Coliform, fecal general	4	76	66	June 30, 2026	99,999% over the limit
Oxygen, dissolved [DO]	2	46	41	June 30, 2026	80% over the limit
BOD, carbonaceous [5 day, 20 C]	8	28	18	June 30, 2026	99,999% over the limit
pH	4	13	3	November 30, 2022
Flow, in conduit or thru treatment plant	4	10	0
Nitrogen, total [as N]	2	4	0
Phosphorus, total [as P]	2	4	0
Chlorine, total residual	0	2	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

7Single-event violations

Date	What EPA recorded	Agency
December 7, 2023	Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements	ST6
May 31, 2023	Permit Violations - Failure to Submit Timely Permit Renewal Application	ST6
December 31, 2022	Reporting Violations - Failure to submit required report (non-DMR non-pretreatment)	ST6
January 30, 2019	Management Practice Violations - Failure to Maintain Records	ST6
January 30, 2019	Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements	ST6
February 28, 2018	Permit Violations - Failure to Submit Timely Permit Renewal Application	ST6
December 31, 2017	Reporting Violations - Failure to submit required report (non-DMR non-pretreatment)	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 LA0122718 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

This public-records page covers NPDES permit LA0122718 for the ST. MARTIN PARISH INDUSTRIAL PARK in Broussard, LA, held by ST MARTIN PARISH GOVERNMENT, with a permit status of administratively continued and a discharger class of Minor. The file lists 9 pollutants under a numeric limit, 10 pollutants on file with a violation of any kind, and 6 pollutants with an effluent exceedance.