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Clean Water Act discharge permit · NPDES TX0084808

METTON AMERICA LA PORTE PLANT, La Porte, TX: NPDES TX0084808 discharge permit, effluent exceedances, inspections, penalties

METTON AMERICA LA PORTE PLANT, held by METTON AMERICA INC, holds NPDES permit TX0084808, which discharges to Phillips Ditch, Santa Anna Bayou;Hsc/San Jacinto R. EPA’s file records it issued September 6, 2018 and expiring September 6, 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 filedMETTON AMERICA LA PORTE PLANT
Permittee as filedMETTON AMERICA INC
NPDES IDTX0084808
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 6, 2018
Expiration dateSeptember 6, 2023
AddressLa Porte, TX 77571
Receiving waterPHILLIPS DITCH, SANTA ANNA BAYOU;HSC/SAN JACINTO R
SubwatershedGoose Creek-Frontal Galveston Bay (HUC 120401040706)
SIC2821 – Plastics Materials And Resins
Other EPA IDs (FRS)RCRA handler TXD000726026; ICIS-AIR source TX0000004820100563

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 63 are shown.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
pH28355September 30, 2020
Solids, total suspended4106September 30, 200760% over the limit
Flow, in conduit or thru treatment plant2324August 31, 200844% over the limit
Oxygen demand, chem. [high level] [COD]4254October 31, 20041,907% over the limit
pH range excursions, > 60 minutes1194August 31, 20172,147,483,650% over the limit
Hexachlorobenzene4164August 31, 2018580% over the limit
Temperature, water deg. fahrenheit174June 30, 20122% over the limit
Oil & Grease2193December 31, 2011133% over the limit
BOD, 5-day, 20 deg. C4143October 31, 2004124% over the limit
pH range excursions, monthly total accum1151July 31, 2008492% over the limit
Trichloroethylene4131August 31, 201067% over the limit
Di-n-butyl phthalate491August 31, 202535% over the limit
Acrylonitrile4120
trans-1,2-Dichloroethylene4120
4,6-Dinitro-o-cresol4120
Nitrogen, ammonia total [as N]480
Carbon tetrachloride480
1,2-Dichloroethane480
Chloroform480
Toluene480
Benzene480
Acenaphthylene480
Acenaphthene480
Anthracene480
Benzo[k]fluoranthene480
Benzo[a]pyrene480
Chlorobenzene480
Chrysene480
Diethyl phthalate480
Dimethyl phthalate480
Ethylbenzene480
Fluoranthene480
Fluorene480
Hexachlorobutadiene480
Hexachloroethane480
Methyl chloride [Chloromethane]480
Methylene chloride480
Nitrobenzene480
Phenanthrene480
Pyrene480
Tetrachloroethylene480
1,1-Dichloroethane480
1,1-Dichloroethylene480
1,1,1-Trichloroethane480
1,1,2-Trichloroethane480
Benzo[a]anthracene480
1,2-Dichlorobenzene480
1,2-Dichloropropane480
1,2,4-Trichlorobenzene480
1,3-Dichlorobenzene480
1,4-Dichlorobenzene480
2-Nitrophenol480
2,4-Dimethylphenol480
2,4-Dinitrophenol480
4-Nitrophenol480
Phenol480
Naphthalene480
Di[2-ethylhexyl] phthalate [DEHP]480
Vinyl chloride480
1,3-Dichloropropylene480

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 TX0084808.

Inspections

EPA’s inspection file holds no inspection for NPDES TX0084808.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES TX0084808.

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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How we handle your data → Privacy

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 TX0084808 there.

Nearby on the register

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

What this page shows

This EPA permit record covers the NPDES TX0084808 discharge permit held by METTON AMERICA INC for the METTON AMERICA LA PORTE PLANT in La Porte, TX, listed as a minor discharger and administratively continued. The page lists 12 pollutants under a numeric limit and 62 for the permit's discharger class, with 12 pollutants recorded as having an effluent exceedance.