Clean Water Act discharge permit · NPDES LA0007501

ARCLIN U.S.A., LLC.- DODSON FACILITY, Dodson, LA: NPDES LA0007501 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MajorDischarger class
79Pollutants under a numeric limit
15Pollutants with an effluent exceedance

ARCLIN U.S.A., LLC.- DODSON FACILITY, held by Arclin U.S.A., LLC.- Dodson Facility, holds NPDES permit LA0007501, which discharges to Seg 081402_ouachita River Basin. EPA’s file records it issued May 29, 2018 and expiring June 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	ARCLIN U.S.A., LLC.- DODSON FACILITY
Permittee as filed	Arclin U.S.A., LLC.- Dodson Facility
NPDES ID	LA0007501
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Major discharger
Facility type	Not a publicly owned treatment works
Issued	May 29, 2018
Expiration date	June 30, 2023
Address	Dodson, LA 71422
Receiving water	SEG 081402_OUACHITA RIVER BASIN
Subwatershed	Kiesche Creek (HUC 080403030603)

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

Effluent limits and exceedances

89Pollutants on file
79Under a numeric limit
88With a violation of any kind
15With 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 89 are shown.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Whole effluent toxicity	4	100	86	March 31, 2025	100% over the limit
Nitrogen, Kjeldahl, total [as N]	1	21	11	November 30, 2002	533% over the limit
BOD, 5-day, 20 deg. C	2	15	9	January 31, 2012	154% over the limit
Copper, total [as Cu]	4	11	5	March 31, 2023	179% over the limit
Solids, total suspended	2	11	5	June 30, 2006	76% over the limit
Di[2-ethylhexyl] phthalate [DEHP]	2	11	5	December 31, 2014	211% over the limit
Di-n-butyl phthalate	2	10	4	December 31, 2011	79% over the limit
Oxygen demand, chem. [high level] [COD]	0	9	3	January 31, 2012	43% over the limit
Coliform, fecal general	2	3	3	December 31, 2025	300% over the limit
Tetrachloroethylene	2	8	2	December 31, 2010	808% over the limit
2-Chlorophenol	2	6	2	March 31, 2011	213% over the limit
Phenolics, total recoverable	0	6	2	July 31, 2002	69% over the limit
Carbon, tot organic [TOC]	0	4	2	September 30, 2002	140% over the limit
Methyl chloride [Chloromethane]	2	7	1	December 31, 2011	40% over the limit
Phenol	2	7	1	December 31, 2014	321% over the limit
Flow, in conduit or thru treatment plant	4	22	0
pH	4	18	0
Temperature, water deg. fahrenheit	2	11	0
Hexachlorobutadiene	4	6	0
1,1-Dichloroethylene	4	6	0
Vinyl chloride	4	6	0
1,3-Dichloropropylene	4	6	0
Carbon tetrachloride	2	6	0
1,2-Dichloroethane	2	6	0
Chloroform	2	6	0
Toluene	2	6	0
Benzene	2	6	0
Acenaphthylene	2	6	0
Acenaphthene	2	6	0
Acrylonitrile	2	6	0
Anthracene	2	6	0
Benzo[b]fluoranthene	2	6	0
Benzo[k]fluoranthene	2	6	0
Benzo[a]pyrene	2	6	0
Chlorobenzene	2	6	0
Chrysene	2	6	0
Diethyl phthalate	2	6	0
Dimethyl phthalate	2	6	0
Ethylbenzene	2	6	0
Fluoranthene	2	6	0
Fluorene	2	6	0
Hexachloroethane	2	6	0
Methylene chloride	2	6	0
Nitrobenzene	2	6	0
Phenanthrene	2	6	0
Pyrene	2	6	0
1,1-Dichloroethane	2	6	0
1,1,1-Trichloroethane	2	6	0
1,1,2-Trichloroethane	2	6	0
Benzo[a]anthracene	2	6	0
1,2-Dichlorobenzene	2	6	0
1,2-Dichloropropane	2	6	0
trans-1,2-Dichloroethylene	2	6	0
1,2,4-Trichlorobenzene	2	6	0
1,3-Dichlorobenzene	2	6	0
1,4-Dichlorobenzene	2	6	0
2-Nitrophenol	2	6	0
2,4-Dichlorophenol	2	6	0
2,4-Dimethylphenol	2	6	0
2,4-Dinitrotoluene	2	6	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

1Single-event violations

Date	What EPA recorded	Agency
January 1, 2023	Permit Violations - Failure to Submit Timely Permit Renewal Application	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.

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Nearby on the register

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