Clean Water Act discharge permit · NPDES LA0062090

KLEA-134A PLANT, Saint Gabriel, LA: NPDES LA0062090 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
69Pollutants under a numeric limit
5Pollutants with an effluent exceedance

KLEA-134A PLANT, held by MEXICHEM FLUOR INC., holds NPDES permit LA0062090. EPA’s file records it issued May 31, 2019 and expiring June 30, 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	KLEA-134A PLANT
Permittee as filed	MEXICHEM FLUOR INC.
NPDES ID	LA0062090
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	May 31, 2019
Expiration date	June 30, 2024
Address	Saint Gabriel, LA 70776
Receiving water impaired	303(D) Listed
Subwatershed	Bayou Braud (HUC 080702020801)
SIC	2869 – Industrial Organic Chemicals
Other EPA IDs (FRS)	RCRA handler LAD985223270; ICIS-AIR source LA0000002204700040

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

73Pollutants on file
69Under a numeric limit
19With a violation of any kind
5With 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; the 60 with the most exceedances of 73 are shown.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
pH	14	125	101	February 28, 1995
Solids, total suspended	4	13	5	November 30, 1993	4,187% over the limit
pH range excursions, > 60 minutes	2	12	3	December 31, 2022	2,147,483,650% over the limit
pH range excursions, monthly total accum	2	12	3	November 30, 2021	120% over the limit
Arsenic, total [as As]	2	10	2	October 31, 2016	38% over the limit
Flow, in conduit or thru treatment plant	14	28	0
Oil & Grease	6	8	0
Carbon, tot organic [TOC]	6	8	0
Zinc, total [as Zn]	6	8	0
Chromium, total [as Cr]	2	8	0
Fluoride, total [as F]	2	6	0
BOD, 5-day, 20 deg. C	2	4	0
Benzene	3	1	0
Lead, total [as Pb]	1	1	0
BTEX	1	1	0
Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex	0	1	0
LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas	0	1	0
HLF Pass/Fail Statre 48Hr Acute Daphnia Pulex	0	1	0
HLF Pass/Fail Statre 48Hr Acute Pimephales Prome	0	1	0
Chloride [as Cl]	6	0	0
Sulfate, total [as SO4]	6	0	0
Solids, total dissolved	6	0	0
Carbon tetrachloride	2	0	0
1,2-Dichloroethane	2	0	0
Chloroform	2	0	0
Toluene	2	0	0
Acenaphthylene	2	0	0
Acenaphthene	2	0	0
Acrylonitrile	2	0	0
Anthracene	2	0	0
Benzo[b]fluoranthene	2	0	0
Benzo[k]fluoranthene	2	0	0
Benzo[a]pyrene	2	0	0
Chlorobenzene	2	0	0
Chrysene	2	0	0
Diethyl phthalate	2	0	0
Dimethyl phthalate	2	0	0
Ethylbenzene	2	0	0
Fluoranthene	2	0	0
Fluorene	2	0	0
Hexachlorobutadiene	2	0	0
Hexachloroethane	2	0	0
Methyl chloride [Chloromethane]	2	0	0
Methylene chloride	2	0	0
Nitrobenzene	2	0	0
Phenanthrene	2	0	0
Pyrene	2	0	0
Tetrachloroethylene	2	0	0
1,1-Dichloroethane	2	0	0
1,1-Dichloroethylene	2	0	0
1,1,1-Trichloroethane	2	0	0
1,1,2-Trichloroethane	2	0	0
Benzo[a]anthracene	2	0	0
1,2-Dichlorobenzene	2	0	0
1,2-Dichloropropane	2	0	0
trans-1,2-Dichloroethylene	2	0	0
1,2,4-Trichlorobenzene	2	0	0
1,3-Dichlorobenzene	2	0	0
1,4-Dichlorobenzene	2	0	0
2-Nitrophenol	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

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES LA0062090.

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 LA0062090 there.

Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES LA0062090 for the KLEA-134A PLANT in Saint Gabriel, LA, held by MEXICHEM FLUOR INC., which is administratively continued and classed as a Minor discharger. The figures listed are 69 for the discharger class, 5 pollutants under a numeric limit, and 5 pollutants with an effluent exceedance.