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Clean Water Act discharge permit · NPDES TX0007552

PASADENA PLASTICS COMPLEX, Pasadena, TX: NPDES TX0007552 discharge permit, effluent exceedances, inspections, penalties

PASADENA PLASTICS COMPLEX, held by CHEVRON PHILLIPS CHEMICAL COMPANY LP, holds NPDES permit TX0007552, which discharges to Unnamed Ditch; Houston Ship Channel. EPA’s file records it issued June 8, 2017 and expiring May 1, 2022.

PASADENA PLASTICS COMPLEX, Pasadena, Texas: Individual permit TX0007552, held by CHEVRON PHILLIPS CHEMICAL COMPANY LP; Administratively continued (past its expiration date and still in force until reissued); issued June 8, 2017, term to May 1, 2022; discharges to UNNAMED DITCH; HOUSTON SHIP CHANNEL.

  • Solids, total suspended: 4 limits, 14 violations of any kind, 13 effluent exceedances, latest September 30, 2025, largest 338% over the limit.
  • Chlorine, total residual: 0 limits, 13 violations of any kind, 7 effluent exceedances, latest March 31, 2017, largest 118% over the limit.
  • Flow, in conduit or thru treatment plant: 8 limits, 11 violations of any kind, 7 effluent exceedances, latest May 31, 2012, largest 72% over the limit.
  • Enterococci: 2 limits, 8 violations of any kind, 6 effluent exceedances, latest June 30, 2026, largest 2,781% over the limit.
  • pH: 10 limits, 23 violations of any kind, 5 effluent exceedances, latest June 30, 2025.
  • Carbon, tot organic [TOC]: 4 limits, 10 violations of any kind, 1 effluent exceedance, latest December 31, 2009, largest 14% over the limit.
  • Oil & Grease: 6 limits, 13 violations of any kind, 0 effluent exceedances.
  • Chromium, total [as Cr]: 4 limits, 8 violations of any kind, 0 effluent exceedances.
  • Carbon tetrachloride: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • 1,2-Dichloroethane: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Chloroform: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Toluene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Benzene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Acenaphthylene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Acenaphthene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Acrylonitrile: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Anthracene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Benzo[k]fluoranthene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Benzo[a]pyrene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Chlorobenzene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Chrysene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Diethyl phthalate: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Dimethyl phthalate: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Ethylbenzene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Fluoranthene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Fluorene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Hexachlorobutadiene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Hexachloroethane: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Methyl chloride [Chloromethane]: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Methylene chloride: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Nitrobenzene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Phenanthrene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Pyrene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Tetrachloroethylene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • 1,1-Dichloroethane: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • 1,1-Dichloroethylene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • 1,1,1-Trichloroethane: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • 1,1,2-Trichloroethane: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Benzo[a]anthracene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • 1,2-Dichlorobenzene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • 1,2-Dichloropropane: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • trans-1,2-Dichloroethylene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • 1,2,4-Trichlorobenzene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • 1,3-Dichlorobenzene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • 1,4-Dichlorobenzene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • 2-Nitrophenol: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • 2,4-Dimethylphenol: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • 2,4-Dinitrophenol: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • 4-Nitrophenol: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • 4,6-Dinitro-o-cresol: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Phenol: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Naphthalene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Di[2-ethylhexyl] phthalate [DEHP]: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Di-n-butyl phthalate: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Vinyl chloride: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Trichloroethylene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Hexachlorobenzene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • 1,3-Dichloropropylene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • 3,4-Benzofluoranthene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Chloroethane: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • July 1, 2025: Permit Violations - Violation Specified in Comment (ST6).

Other permits held by CHEVRON PHILLIPS CHEMICAL COMPANY LP

PASADENA PLASTICS COMPLEX among its neighbors

EPA’s permit file holds 301 discharge permits in the Vince Bayou-Buffalo Bayou subwatershed (HUC 120401040703), TX0007552 among them. Its county holds 4,455, 195 of them major permits; TX0007552 is a major permit.

Other permits in the Vince Bayou-Buffalo Bayou subwatershed (HUC 120401040703)

  • 019-HOU3-22 HOUSTON CONCRETE SILOS, Houston: TXR1594NZ, minor permit, discharging to HOUSTON SHIP CHANNEL/BUFFALO BAYOU TIDAL, permit term to March 4, 2028
  • 1111 FANNIN, Houston: TXR1556LZ, minor permit, permit term to March 4, 2028
  • 225 RAIL YARD, Pasadena: TXR15425W, minor permit, discharging to HOUSTON SHIP CHANNEL/BUFFALO BAYOU TIDAL, permit term to March 4, 2023
  • 500 MAYO SHELL ROAD, Galena Park: TXR05GS62, minor permit, permit term to August 13, 2026
  • 69TH ST WWTP, Houston: TX0096172, major permit, discharging to Buffalo Bayou, permit term to September 1, 2002
  • 8815 MISSISSIPPI, Houston: TXR05GD86, minor permit, permit term to August 13, 2026
  • 8825 MISSISSIPPI STREET, Houston: TXR05GE47, minor permit, permit term to August 13, 2026
  • A AND A METALS, Houston: TXRNEBJ94, minor permit, permit term to August 13, 2026
  • AEI RED BLUFF, Pasadena: TXRNECR17, minor permit, permit term to August 13, 2026
  • AES DEEPWATER COGENERATION PLA, Pasadena: TX0128830, minor permit, discharging to UNNAMED DITCH, VINCE BAYOU TIDAL PO, permit term to September 1, 2017

Identity

Facility as filedPASADENA PLASTICS COMPLEX
Permittee as filedCHEVRON PHILLIPS CHEMICAL COMPANY LP
NPDES IDTX0007552
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 8, 2017
Expiration dateMay 1, 2022
AddressPasadena, TX 77501
Receiving waterUNNAMED DITCH; HOUSTON SHIP CHANNEL
Receiving water impaired303(D) Listed
SubwatershedVince Bayou-Buffalo Bayou (HUC 120401040703)
SIC2821 – Plastics Materials And Resins
Other EPA IDs (FRS)RCRA handler TXD008098725; ICIS-AIR source TX0000004820100048

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 82 are shown.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Solids, total suspended41413September 30, 2025338% over the limit
Chlorine, total residual0137March 31, 2017118% over the limit
Flow, in conduit or thru treatment plant8117May 31, 201272% over the limit
Enterococci286June 30, 20262,781% over the limit
pH10235June 30, 2025
Carbon, tot organic [TOC]4101December 31, 200914% over the limit
Oil & Grease6130
Chromium, total [as Cr]480
Carbon tetrachloride240
1,2-Dichloroethane240
Chloroform240
Toluene240
Benzene240
Acenaphthylene240
Acenaphthene240
Acrylonitrile240
Anthracene240
Benzo[k]fluoranthene240
Benzo[a]pyrene240
Chlorobenzene240
Chrysene240
Diethyl phthalate240
Dimethyl phthalate240
Ethylbenzene240
Fluoranthene240
Fluorene240
Hexachlorobutadiene240
Hexachloroethane240
Methyl chloride [Chloromethane]240
Methylene chloride240
Nitrobenzene240
Phenanthrene240
Pyrene240
Tetrachloroethylene240
1,1-Dichloroethane240
1,1-Dichloroethylene240
1,1,1-Trichloroethane240
1,1,2-Trichloroethane240
Benzo[a]anthracene240
1,2-Dichlorobenzene240
1,2-Dichloropropane240
trans-1,2-Dichloroethylene240
1,2,4-Trichlorobenzene240
1,3-Dichlorobenzene240
1,4-Dichlorobenzene240
2-Nitrophenol240
2,4-Dimethylphenol240
2,4-Dinitrophenol240
4-Nitrophenol240
4,6-Dinitro-o-cresol240
Phenol240
Naphthalene240
Di[2-ethylhexyl] phthalate [DEHP]240
Di-n-butyl phthalate240
Vinyl chloride240
Trichloroethylene240
Hexachlorobenzene240
1,3-Dichloropropylene240
3,4-Benzofluoranthene240
Chloroethane240

Inspections, violations and enforcement

DateWhat EPA recordedAgency
July 1, 2025Permit Violations - Violation Specified in CommentST6

Inspections

EPA’s inspection file holds no inspection for NPDES TX0007552.

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 TX0007552.

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Nearby on the register

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

What this page shows

This public-records page covers the Clean Water Act discharge permit NPDES TX0007552 for the Pasadena Plastics Complex in Pasadena, TX, held by Chevron Phillips Chemical Company LP and listed as administratively continued. The page lists 80 for the discharger class, 6 pollutants under a numeric limit, and 6 pollutants with an effluent exceedance.