Clean Water Act discharge permit · NPDES TX0105287

MOTIVA CHEMICALS, Port Arthur, TX: NPDES TX0105287 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
4Pollutants under a numeric limit
2Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

MOTIVA CHEMICALS, held by MOTIVA ENTERPRISES LLC, holds NPDES permit TX0105287, which discharges to Jcdd7 Main Outfall Canal, Alligator Bayou. EPA’s file records it issued January 18, 2019 and expiring January 18, 2024.

MOTIVA CHEMICALS, Port Arthur, Texas: Individual permit TX0105287, held by MOTIVA ENTERPRISES LLC; Administratively continued (past its expiration date and still in force until reissued); issued January 18, 2019, term to January 18, 2024; discharges to JCDD7 MAIN OUTFALL CANAL, ALLIGATOR BAYOU.

Oil & Grease: 2 limits, 27 violations of any kind, 3 effluent exceedances, latest May 31, 2011, largest 61% over the limit.
pH: 4 limits, 49 violations of any kind, 1 effluent exceedance, latest July 31, 2011.
Flow, in conduit or thru treatment plant: 4 limits, 42 violations of any kind, 0 effluent exceedances.
Carbon, tot organic [TOC]: 2 limits, 12 violations of any kind, 0 effluent exceedances.
Solids, total suspended: 0 limits, 12 violations of any kind, 0 effluent exceedances.

January 16, 2025: Permit Violations - Violation Specified in Comment (ST6).
May 19, 2022: Permit Violations - Violation Specified in Comment (ST6).

Other permits held by MOTIVA ENTERPRISES LLC

MOTIVA PORT ARTHUR TERMINAL, Port Arthur: TX0007102, issued September 14, 2018
PORT NECHES TERMINAL, Port Arthur: TX0129208

MOTIVA CHEMICALS among its neighbors

EPA’s permit file holds 124 discharge permits in the Salt Bayou subwatershed (HUC 120402010300), TX0105287 among them. Its county holds 302, 16 of them major permits; TX0105287 is a minor permit.

Other permits in the Salt Bayou subwatershed (HUC 120402010300)

A-1 AUTO AND TRUCK SALVAGE, Beaumont: TXR05FT84, minor permit, permit term to August 13, 2026
BARGE DISCHARGE, Port Arthur: TXG670629, minor permit, permit term to April 4, 2030
BASF BEAUMONT ARGO PLANT, Beaumont: TX0003671, minor permit, discharging to Taylor Bayou Above Tidal, permit term to November 13, 2023
BECHTEL TEMP CBP SITE, Port Arthur: TXG114146, minor permit, permit term to November 6, 2026
BIG HILL STRATEGIC PETROLEUM RESERVE, Winnie: TX0092827, minor permit, permit term to January 31, 2024
BOBBY BS RV PARK, Beaumont: TXR1573UW, minor permit, discharging to RODAIR GULLY LATERAL 5, permit term to March 4, 2028
CAMIN CARGO CONTROL MAGELLAN- GALENA PARK, Galena Park: TXRNECJ66, minor permit, permit term to August 13, 2026
CAMIN CARGO CONTROL NEDERLAND, Nederland: TXR05GN34, minor permit, permit term to August 13, 2026
CANAL AND WETLAND HDD DISCHARGE, Port Arthur: TXG670633, minor permit, permit term to April 4, 2030
CHEVRON PHILLIPS CHEMICAL PORT ARTHUR TERMINAL, Port Arthur: TX0124249, minor permit, discharging to WEST TURNING BASIN OF SABINE-NECHES CANAL, permit term to January 29, 2024

Identity

Facility as filed	MOTIVA CHEMICALS
Permittee as filed	MOTIVA ENTERPRISES LLC
NPDES ID	TX0105287
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	January 18, 2019
Expiration date	January 18, 2024
Address	Port Arthur, TX 77640
Receiving water	JCDD7 MAIN OUTFALL CANAL, ALLIGATOR BAYOU
Receiving water impaired	303(D) Listed
Subwatershed	Salt Bayou (HUC 120402010300)
SIC	2869 – Industrial Organic Chemicals
Other EPA IDs (FRS)	RCRA handler TXR000080142; ICIS-AIR source TX0000004824500082

Effluent limits and exceedances

5Pollutants on file
4Under a numeric limit
5With a violation of any kind
2With 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.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Oil & Grease	2	27	3	May 31, 2011	61% over the limit
pH	4	49	1	July 31, 2011
Flow, in conduit or thru treatment plant	4	42	0
Carbon, tot organic [TOC]	2	12	0
Solids, total suspended	0	12	0

Inspections, violations and enforcement

2Single-event violations

Date	What EPA recorded	Agency
January 16, 2025	Permit Violations - Violation Specified in Comment	ST6
May 19, 2022	Permit Violations - Violation Specified in Comment	ST6

Inspections

EPA’s inspection file holds no inspection for NPDES TX0105287.

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 TX0105287.

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

This public-records page covers Clean Water Act discharge permit NPDES TX0105287 for MOTIVA CHEMICALS in Port Arthur, TX, held by MOTIVA ENTERPRISES LLC, which discharges to JCDD7 MAIN OUTFALL CANAL, ALLIGATOR BAYOU within the Salt Bayou (HUC 120402010300) subwatershed. The permit is listed as a Minor discharger class and is administratively continued, with 4 pollutants under a numeric limit and 2 pollutants with an effluent exceedance.