Clean Water Act discharge permit · NPDES TX0118737
EXXONMOBIL BEAUMONT REFINERY, Beaumont, TX: NPDES TX0118737 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 17Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
EXXONMOBIL BEAUMONT REFINERY, held by EXXONMOBIL OIL CORPORATION, holds NPDES permit TX0118737, which discharges to Unnamed Arm Of The Neches River Tid. EPA’s file records it issued December 5, 2006 and expiring August 1, 2011. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | EXXONMOBIL BEAUMONT REFINERY |
|---|---|
| Permittee as filed | EXXONMOBIL OIL CORPORATION |
| NPDES ID | TX0118737 |
| 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 | December 5, 2006 |
| Expiration date | August 1, 2011 |
| Address | Beaumont, TX 77701 |
| Receiving water | UNNAMED ARM OF THE NECHES RIVER TID |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Union Canal-Neches River (HUC 120200030406) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 17Pollutants on file
- 17Under a numeric limit
- 15With a violation of any kind
- 4With 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 | 1 | 29 | 20 | April 30, 2024 | 3,720% over the limit |
| pH | 2 | 21 | 11 | July 31, 2024 | |
| Phenolic compounds, total | 1 | 16 | 8 | December 31, 2014 | 475% over the limit |
| BOD, 5-day, 20 deg. C | 1 | 14 | 7 | November 30, 2015 | 35% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 14 | 0 | ||
| Sulfide, total [as S] | 1 | 12 | 0 | ||
| LC50 Pass/Fail Static 24Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | 1 | 9 | 0 | ||
| LC50 Pass/Fail Static 24Hr Acute Menidia menidia | 1 | 9 | 0 | ||
| Chromium, hexavalent [as Cr] | 1 | 8 | 0 | ||
| Chromium, total [as Cr] | 1 | 8 | 0 | ||
| Nitrogen, ammonia total [as N] | 1 | 7 | 0 | ||
| Benzene | 1 | 7 | 0 | ||
| Oxygen demand, chem. [high level] [COD] | 1 | 6 | 0 | ||
| Solids, total suspended | 1 | 6 | 0 | ||
| Enterococci | 1 | 5 | 0 | ||
| Whole effluent toxicity - retest #1 | 1 | 0 | 0 | ||
| Whole effluent toxicity - retest #2 | 1 | 0 | 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
- 4Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| October 14, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| May 29, 2024 | Permit Violations - Violation Specified in Comment | ST6 |
| November 18, 2021 | Permit Violations - Violation Specified in Comment | ST6 |
| June 5, 2018 | Permit Violations - Violation Specified in Comment | 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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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 TX0118737 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.