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Clean Water Act discharge permit · NPDES LA0000841

EXXON MOBIL CORPORATION- BATON ROUGE RESIN FINISHING PLANT, Baton Rouge, LA: NPDES LA0000841 discharge permit, effluent exceedances, inspections, penalties

EXXON MOBIL CORPORATION- BATON ROUGE RESIN FINISHING PLANT, held by ExxonMobil Chemical Company-Baton Rouge, holds NPDES permit LA0000841, which discharges to 0401. EPA’s file records it issued June 29, 2015 and expiring July 31, 2020. 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 filedEXXON MOBIL CORPORATION- BATON ROUGE RESIN FINISHING PLANT
Permittee as filedExxonMobil Chemical Company-Baton Rouge
NPDES IDLA0000841
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMajor discharger
Facility typeNot a publicly owned treatment works
IssuedJune 29, 2015
Expiration dateJuly 31, 2020
AddressBaton Rouge, LA 70807
Receiving water0401
SubwatershedHurricane Creek-Comite River (HUC 080702020608)
SIC2821 – Plastics Materials And Resins
Other EPA IDs (FRS)RCRA handler LAD084662535; ICIS-AIR source LA0000002203300035

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

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 76 are shown.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Oxygen demand, chem. [high level] [COD]242March 31, 202531% over the limit
pH range excursions, > 60 minutes142March 31, 20252,147,483,650% over the limit
Coliform, fecal general422December 31, 20103,300% over the limit
Benzene431February 28, 200592% over the limit
Flow, in conduit or thru treatment plant1460
pH1020
Coef Of Var Static Renewal 7Day Chronic Pimephales promelas420
BOD, 5-day, 20 deg. C220
Solids, total suspended220
Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia220
pH range excursions, monthly total accum110
Carbon, tot organic [TOC]400
Oil and grease400
Carbon tetrachloride400
1,2-Dichloroethane400
Chloroform400
Toluene400
Acenaphthylene400
Acenaphthene400
Acrylonitrile400
Anthracene400
Benzo[b]fluoranthene400
Benzo[k]fluoranthene400
Benzo[a]pyrene400
Chlorobenzene400
Chrysene400
Diethyl phthalate400
Dimethyl phthalate400
Ethylbenzene400
Fluoranthene400
Fluorene400
Hexachlorobutadiene400
Hexachloroethane400
Methyl chloride [Chloromethane]400
Methylene chloride400
Nitrobenzene400
Phenanthrene400
Pyrene400
Tetrachloroethylene400
1,1-Dichloroethane400
1,1-Dichloroethylene400
1,1,1-Trichloroethane400
1,1,2-Trichloroethane400
Benzo[a]anthracene400
1,2-Dichlorobenzene400
1,2-Dichloropropane400
trans-1,2-Dichloroethylene400
1,2,4-Trichlorobenzene400
1,3-Dichlorobenzene400
1,4-Dichlorobenzene400
2-Chlorophenol400
2-Nitrophenol400
2,4-Dichlorophenol400
2,4-Dimethylphenol400
2,4-Dinitrotoluene400
2,4-Dinitrophenol400
2,6-Dinitrotoluene400
4-Nitrophenol400
4,6-Dinitro-o-cresol400
Phenol400

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES LA0000841.

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 LA0000841 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 LA0000841 for EXXON MOBIL CORPORATION- BATON ROUGE RESIN FINISHING PLANT in Baton Rouge, LA, held by ExxonMobil Chemical Company-Baton Rouge, which discharges to 0401 and is classed as a Major Discharger. The listed figures are 76 for the Major Discharger class, 4 pollutants under a numeric limit, and 4 pollutants with an effluent exceedance.