Clean Water Act discharge permit · NPDES TX0104175
COVIA TROUP FACILITY, Troup, TX: NPDES TX0104175 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 16Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
COVIA TROUP FACILITY, held by COVIA CLAY LLC, holds NPDES permit TX0104175, which discharges to Hampton Ck, Mill Ck, Bowles Ck;Lake Striker. EPA’s file records it issued November 21, 2016 and expiring August 1, 2021. 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 | COVIA TROUP FACILITY |
|---|---|
| Permittee as filed | COVIA CLAY LLC |
| NPDES ID | TX0104175 |
| 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 | November 21, 2016 |
| Expiration date | August 1, 2021 |
| Address | Troup, TX 75789 |
| Receiving water | HAMPTON CK, MILL CK, BOWLES CK;LAKE STRIKER |
| Subwatershed | Mill Creek-Bowles Creek (HUC 120200040302) |
| SIC | 1455 – Kaolin And Ball Clay |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 17Pollutants on file
- 16Under a numeric limit
- 10With a violation of any kind
- 3With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 10 | 315 | 49 | May 31, 2026 | 4,986% over the limit |
| Sulfate, total [as SO4] | 20 | 274 | 20 | May 31, 2026 | 149% over the limit |
| Aluminum, total [as Al] | 12 | 159 | 14 | January 31, 2020 | 903% over the limit |
| Flow, in conduit or thru treatment plant | 54 | 268 | 0 | ||
| Solids, total dissolved | 26 | 268 | 0 | ||
| pH | 10 | 268 | 0 | ||
| Zinc, total [as Zn] | 10 | 85 | 0 | ||
| Copper, total [as Cu] | 6 | 70 | 0 | ||
| Nickel, total [as Ni] | 4 | 9 | 0 | ||
| Aluminum, dissolved [as Al] | 0 | 7 | 0 | ||
| Conductivity | 3 | 0 | 0 | ||
| Nitrogen, total [as N] | 3 | 0 | 0 | ||
| Nitrogen, nitrate total [as N] | 3 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 3 | 0 | 0 | ||
| Phosphorus, total [as P] | 3 | 0 | 0 | ||
| Potassium, total [as K] | 3 | 0 | 0 | ||
| pH, in soil | 3 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES TX0104175.
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
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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 TX0104175 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.