Clean Water Act discharge permit · NPDES TX0059285
MONUMENT CHEMICAL BAYTOWN FACILITY, Baytown, TX: NPDES TX0059285 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 19Pollutants under a numeric limit
- 8Pollutants with an effluent exceedance
MONUMENT CHEMICAL BAYTOWN FACILITY, held by MONUMENT CHEMICAL BAYTOWN LLC, holds NPDES permit TX0059285, which discharges to Hcfcdd 0107-00-00 (W Fork Goose Crk. EPA’s file records it issued April 3, 2019 and expiring April 3, 2024. 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 filed | MONUMENT CHEMICAL BAYTOWN FACILITY |
|---|---|
| Permittee as filed | MONUMENT CHEMICAL BAYTOWN LLC |
| NPDES ID | TX0059285 |
| 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 | April 3, 2019 |
| Expiration date | April 3, 2024 |
| Address | Baytown, TX 77520 |
| Receiving water | HCFCDD 0107-00-00 (W FORK GOOSE CRK |
| Subwatershed | Goose Creek-Frontal Galveston Bay (HUC 120401040706) |
| SIC | 2869 – Industrial Organic Chemicals |
| Other EPA IDs (FRS) | RCRA handler TXD072205578; ICIS-AIR source TX0000004820100290 |
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
- 91Pollutants on file
- 19Under a numeric limit
- 84With a violation of any kind
- 8With 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; the 60 with the most exceedances of 91 are shown.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| E. coli | 2 | 21 | 19 | November 30, 2022 | 687% over the limit |
| Coliform, fecal general | 0 | 27 | 9 | March 31, 2008 | 200% over the limit |
| Oil & Grease | 3 | 12 | 2 | January 31, 2025 | 329% over the limit |
| Solids, total suspended | 2 | 8 | 2 | January 31, 2025 | 7% over the limit |
| Phenolics, total recoverable | 0 | 5 | 2 | September 30, 2008 | 900% over the limit |
| pH | 4 | 13 | 1 | November 30, 2009 | |
| Oxygen demand, chem. [high level] [COD] | 2 | 11 | 1 | October 31, 2023 | 11% over the limit |
| Chloroform | 0 | 2 | 1 | August 31, 2016 | 20% over the limit |
| Flow, in conduit or thru treatment plant | 4 | 6 | 0 | ||
| BOD, 5-day, 20 deg. C | 2 | 4 | 0 | ||
| Nitrogen, ammonia total [as N] | 0 | 3 | 0 | ||
| Whole effluent toxicity - retest #1 | 3 | 2 | 0 | ||
| Whole effluent toxicity - retest #2 | 3 | 2 | 0 | ||
| Chromium, total [as Cr] | 0 | 2 | 0 | ||
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia | 0 | 2 | 0 | ||
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | 0 | 2 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 0 | 2 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | 0 | 2 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 0 | 2 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | 0 | 2 | 0 | ||
| Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 0 | 2 | 0 | ||
| Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Pinephales promelas | 0 | 2 | 0 | ||
| LOEC Lethal Survival Static Renewal 7 Day Chronic Ceriodaphnia dubia | 0 | 2 | 0 | ||
| LOEC Lethal Survival Static Renewal 7 Day Chronic Pimephales promelas | 0 | 2 | 0 | ||
| LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Ceriodaphnia dubia | 0 | 2 | 0 | ||
| LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Pimephales promelas | 0 | 2 | 0 | ||
| Phenols | 1 | 1 | 0 | ||
| LC50 Pass/Fail Static 24Hr Acute D. Pulex | 1 | 1 | 0 | ||
| LC50 Pass/Fail Static 24Hr Acute Pimephales promelas | 1 | 1 | 0 | ||
| Carbon tetrachloride | 0 | 1 | 0 | ||
| 1,2-Dichloroethane | 0 | 1 | 0 | ||
| Toluene | 0 | 1 | 0 | ||
| Benzene | 0 | 1 | 0 | ||
| Acenaphthylene | 0 | 1 | 0 | ||
| Acenaphthene | 0 | 1 | 0 | ||
| Acrylonitrile | 0 | 1 | 0 | ||
| Anthracene | 0 | 1 | 0 | ||
| Benzo[k]fluoranthene | 0 | 1 | 0 | ||
| Benzo[a]pyrene | 0 | 1 | 0 | ||
| Chlorobenzene | 0 | 1 | 0 | ||
| Chrysene | 0 | 1 | 0 | ||
| Diethyl phthalate | 0 | 1 | 0 | ||
| Dimethyl phthalate | 0 | 1 | 0 | ||
| Ethylbenzene | 0 | 1 | 0 | ||
| Fluoranthene | 0 | 1 | 0 | ||
| Fluorene | 0 | 1 | 0 | ||
| Hexachlorobutadiene | 0 | 1 | 0 | ||
| Hexachloroethane | 0 | 1 | 0 | ||
| Methyl chloride [Chloromethane] | 0 | 1 | 0 | ||
| Methylene chloride | 0 | 1 | 0 | ||
| Nitrobenzene | 0 | 1 | 0 | ||
| Phenanthrene | 0 | 1 | 0 | ||
| Pyrene | 0 | 1 | 0 | ||
| Tetrachloroethylene | 0 | 1 | 0 | ||
| 1,1-Dichloroethane | 0 | 1 | 0 | ||
| 1,1-Dichloroethylene | 0 | 1 | 0 | ||
| 1,1,1-Trichloroethane | 0 | 1 | 0 | ||
| 1,1,2-Trichloroethane | 0 | 1 | 0 | ||
| Benzo[a]anthracene | 0 | 1 | 0 | ||
| 1,2-Dichlorobenzene | 0 | 1 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES TX0059285.
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.
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, TX0059285.
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 TX0059285 there.
Nearby on the register
- Discharge permits in Baytown
- Every permit record in Baytown, A to Z
- Discharge permits in Texas
- Every permit record in Texas, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.