Clean Water Act discharge permit · NPDES TX0007544
ORANGE CARBON BLACK PLANT, Orange, TX: NPDES TX0007544 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 4Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
- 0Inspections on file
- 2Formal enforcement actions
ORANGE CARBON BLACK PLANT, held by ORION ENGINEERED CARBONS, holds NPDES permit TX0007544, which discharges to Tidal Wetland;Sabine River Basin. EPA’s file records it issued June 29, 2016 and expiring April 1, 2021. 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 | ORANGE CARBON BLACK PLANT |
|---|---|
| Permittee as filed | ORION ENGINEERED CARBONS |
| NPDES ID | TX0007544 |
| 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 | June 29, 2016 |
| Expiration date | April 1, 2021 |
| Address | Orange, TX 77632 |
| Receiving water | TIDAL WETLAND;SABINE RIVER BASIN |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Black Bayou-Sabine River (HUC 120100051100) |
| Other EPA IDs (FRS) | RCRA handler TXD098195415; ICIS-AIR source TX0000004836100008 |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 10Pollutants on file
- 4Under a numeric limit
- 10With a violation of any kind
- 6With 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 |
|---|---|---|---|---|---|
| Zinc, total [as Zn] | 0 | 37 | 33 | August 31, 2009 | 658% over the limit |
| Coliform, fecal general | 0 | 37 | 31 | August 31, 2009 | 99,999% over the limit |
| Carbon, tot organic [TOC] | 1 | 15 | 12 | May 31, 2026 | 215% over the limit |
| Chlorine, total residual | 0 | 11 | 5 | March 31, 2009 | 42% over the limit |
| Solids, total suspended | 0 | 5 | 2 | November 30, 2007 | 720% over the limit |
| Oxygen demand, chem. [high level] [COD] | 0 | 4 | 1 | February 28, 2005 | 64% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 16 | 0 | ||
| Cadmium, total [as Cd] | 0 | 12 | 0 | ||
| pH | 2 | 10 | 0 | ||
| Oil & Grease | 1 | 4 | 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 |
|---|---|---|
| April 16, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| February 17, 2022 | Permit Violations - Violation Specified in Comment | ST6 |
| July 18, 2019 | Permit Violations - Violation Specified in Comment | ST6 |
| July 27, 2017 | Permit Violations - Violation Specified in Comment | ST6 |
Inspections
EPA’s inspection file holds no inspection for NPDES TX0007544.
Formal enforcement and penalties
2 formal actions, 2 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.
| Date | What EPA recorded | Agency | Federal penalty | State or local penalty |
|---|---|---|---|---|
| August 25, 2026 | State CWA Penalty AO | State | $8,045 | |
| March 4, 2026 | State CWA Penalty AO | State | $16,362 |
Informal enforcement
EPA’s informal enforcement file holds no action for NPDES TX0007544.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, TX0007544.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
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 TX0007544 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.