Clean Water Act discharge permit · NPDES TX0141712
SUNTERRA WWTP, City Of Katy, TX: NPDES TX0141712 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 8Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
SUNTERRA WWTP, held by QUADVEST, LP, holds NPDES permit TX0141712, which discharges to Buffalo Bayou Above Tidal. EPA’s file records it issued May 20, 2022 and expiring May 20, 2027. 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 | SUNTERRA WWTP |
|---|---|
| Permittee as filed | QUADVEST, LP |
| NPDES ID | TX0141712 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | May 20, 2022 |
| Expiration date | May 20, 2027 |
| Address | City Of Katy, TX 77493 |
| Receiving water | Buffalo Bayou Above Tidal |
| Subwatershed | Cane Island Branch (HUC 120401040102) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 8Pollutants on file
- 8Under a numeric limit
- 1With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 3 | 5 | 5 | February 28, 2026 | 227% over the limit |
| Flow, in conduit or thru treatment plant | 4 | 0 | 0 | ||
| Solids, total suspended | 3 | 0 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 3 | 0 | 0 | ||
| pH | 2 | 0 | 0 | ||
| Chlorine, total residual | 2 | 0 | 0 | ||
| E. coli | 2 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES TX0141712.
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.
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, TX0141712.
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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 TX0141712 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.