Clean Water Act discharge permit · NPDES TX0006050
INV NYLON CHEMICALS AMERICAS VICTORIA SITE, Victoria, TX: NPDES TX0006050 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 98Pollutants under a numeric limit
- 9Pollutants with an effluent exceedance
INV NYLON CHEMICALS AMERICAS VICTORIA SITE, held by INV NYLON CHEMICALS AMERICAS, LLC, holds NPDES permit TX0006050, which discharges to Guadalupe River Below The San Marco. EPA’s file records it issued June 6, 2017 and expiring February 1, 2022. 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 | INV NYLON CHEMICALS AMERICAS VICTORIA SITE |
|---|---|
| Permittee as filed | INV NYLON CHEMICALS AMERICAS, LLC |
| NPDES ID | TX0006050 |
| 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 | June 6, 2017 |
| Expiration date | February 1, 2022 |
| Address | Victoria, TX 77905 |
| Receiving water | GUADALUPE RIVER BELOW THE SAN MARCO |
| Subwatershed | Mulberry Creek-West Navidad River (HUC 121001020103) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 100Pollutants on file
- 98Under a numeric limit
- 86With a violation of any kind
- 9With 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 100 are shown.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| pH | 18 | 109 | 17 | September 30, 2025 | |
| Solids, total suspended | 6 | 49 | 9 | June 30, 2017 | 7,311% over the limit |
| Chlorine, total residual | 4 | 30 | 8 | December 31, 2019 | 40% over the limit |
| Carbon, tot organic [TOC] | 13 | 90 | 6 | July 31, 2026 | 307% over the limit |
| Flow, in conduit or thru treatment plant | 23 | 194 | 5 | April 30, 2023 | 8% over the limit |
| BOD, 5-day, 20 deg. C | 8 | 48 | 5 | June 30, 2021 | 57% over the limit |
| Whole effluent toxicity | 0 | 8 | 4 | March 31, 2004 | 99,999% over the limit |
| Toluene | 14 | 25 | 1 | November 30, 2003 | 116% over the limit |
| pH range excursions, > 60 minutes | 1 | 2 | 1 | May 31, 2010 | 99,999% over the limit |
| Oil & Grease | 15 | 95 | 0 | ||
| Benzene | 18 | 45 | 0 | ||
| Copper, total [as Cu] | 6 | 36 | 0 | ||
| Nickel, total [as Ni] | 6 | 36 | 0 | ||
| Chromium, total [as Cr] | 4 | 36 | 0 | ||
| Tetrachloroethylene | 16 | 34 | 0 | ||
| Cyanide, free [amenable to chlorination] | 4 | 30 | 0 | ||
| trans-1,2-Dichloroethylene | 16 | 28 | 0 | ||
| Chrysene | 16 | 26 | 0 | ||
| Benzo[a]anthracene | 16 | 26 | 0 | ||
| Hexachlorobenzene | 16 | 26 | 0 | ||
| Phenol | 14 | 25 | 0 | ||
| Benzo[a]pyrene | 16 | 24 | 0 | ||
| Carbon tetrachloride | 14 | 24 | 0 | ||
| Chloroform | 14 | 24 | 0 | ||
| Methylene chloride | 14 | 24 | 0 | ||
| 1,1-Dichloroethylene | 14 | 24 | 0 | ||
| 2,4-Dimethylphenol | 14 | 24 | 0 | ||
| Trichloroethylene | 14 | 24 | 0 | ||
| Nitrogen, ammonia total [as N] | 4 | 22 | 0 | ||
| Cyanide, total [as CN] | 3 | 20 | 0 | ||
| 1,2-Dichloroethane | 14 | 18 | 0 | ||
| Acenaphthylene | 14 | 18 | 0 | ||
| Acenaphthene | 14 | 18 | 0 | ||
| Acrylonitrile | 14 | 18 | 0 | ||
| Anthracene | 14 | 18 | 0 | ||
| Benzo[k]fluoranthene | 14 | 18 | 0 | ||
| Chlorobenzene | 14 | 18 | 0 | ||
| Diethyl phthalate | 14 | 18 | 0 | ||
| Dimethyl phthalate | 14 | 18 | 0 | ||
| Ethylbenzene | 14 | 18 | 0 | ||
| Fluoranthene | 14 | 18 | 0 | ||
| Fluorene | 14 | 18 | 0 | ||
| Hexachlorobutadiene | 14 | 18 | 0 | ||
| Hexachloroethane | 14 | 18 | 0 | ||
| Methyl chloride [Chloromethane] | 14 | 18 | 0 | ||
| Nitrobenzene | 14 | 18 | 0 | ||
| Phenanthrene | 14 | 18 | 0 | ||
| Pyrene | 14 | 18 | 0 | ||
| 1,1-Dichloroethane | 14 | 18 | 0 | ||
| 1,1,1-Trichloroethane | 14 | 18 | 0 | ||
| 1,1,2-Trichloroethane | 14 | 18 | 0 | ||
| 1,2-Dichlorobenzene | 14 | 18 | 0 | ||
| 1,2-Dichloropropane | 14 | 18 | 0 | ||
| 1,2,4-Trichlorobenzene | 14 | 18 | 0 | ||
| 1,3-Dichlorobenzene | 14 | 18 | 0 | ||
| 1,4-Dichlorobenzene | 14 | 18 | 0 | ||
| 2-Chlorophenol | 14 | 18 | 0 | ||
| 2-Nitrophenol | 14 | 18 | 0 | ||
| 2,4-Dichlorophenol | 14 | 18 | 0 | ||
| 2,4-Dinitrotoluene | 14 | 18 | 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
- 3Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| July 17, 2024 | Permit Violations - Violation Specified in Comment | ST6 |
| July 21, 2022 | Permit Violations - Violation Specified in Comment | ST6 |
| May 9, 2018 | Permit Violations - Violation Specified in Comment | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.