Clean Water Act discharge permit · NPDES TX0119563
ST. PAUL WWTP, Sinton, TX: NPDES TX0119563 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 7Pollutants under a numeric limit
- 9Pollutants with an effluent exceedance
ST. PAUL WWTP, held by ST. PAUL WATER SUPPLY CORPORATION, holds NPDES permit TX0119563, which discharges to Chiltipin Creek; Aransas River. EPA’s file records it issued September 3, 2020 and expiring September 3, 2025. 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 | ST. PAUL WWTP |
|---|---|
| Permittee as filed | ST. PAUL WATER SUPPLY CORPORATION |
| NPDES ID | TX0119563 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | September 3, 2020 |
| Expiration date | September 3, 2025 |
| Address | Sinton, TX 78387 |
| Receiving water | CHILTIPIN CREEK; ARANSAS RIVER |
| Subwatershed | Town of St Paul-Chiltipin Creek (HUC 121004070303) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 36Pollutants on file
- 7Under a numeric limit
- 36With 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.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Solids, total suspended | 3 | 129 | 24 | March 31, 2017 | 137% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 92 | 22 | March 31, 2017 | 76,500% over the limit |
| E. coli | 2 | 43 | 15 | May 31, 2018 | 1,821% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 116 | 12 | January 31, 2017 | 174% over the limit |
| Chlorine, total residual | 2 | 77 | 11 | March 31, 2007 | 80% over the limit |
| Oxygen, dissolved [DO] | 1 | 37 | 4 | March 31, 2017 | 76% over the limit |
| Arsenic, dry weight | 0 | 37 | 2 | July 31, 2013 | 159% over the limit |
| Selenium, dry weight | 0 | 22 | 1 | July 31, 2013 | 48% over the limit |
| Molybdenum, sludge, total, dry weight [as Mo] | 0 | 22 | 1 | July 31, 2013 | 41% over the limit |
| pH | 2 | 74 | 0 | ||
| Chromium, sludge, total, dry weight [as Cr] | 0 | 35 | 0 | ||
| Copper, dry weight | 0 | 21 | 0 | ||
| Cadmium, dry weight | 0 | 21 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 0 | 21 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 0 | 21 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 0 | 21 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 0 | 21 | 0 | ||
| Nickel, total [as Ni] | 0 | 14 | 0 | ||
| Level of pathogen requirements achieved | 0 | 14 | 0 | ||
| Description of pathogen option used | 0 | 14 | 0 | ||
| Vector attraction reduction alternative used | 0 | 14 | 0 | ||
| Fecal coliform | 0 | 7 | 0 | ||
| Polychlorinated biphenyls [PCBs] | 0 | 7 | 0 | ||
| Toxicity characteristic leaching procedure | 0 | 7 | 0 | ||
| Ann. amt sludge disposed by other method | 0 | 7 | 0 | ||
| Annual amt of sludge incinerated | 0 | 7 | 0 | ||
| Annual sludge production, total | 0 | 7 | 0 | ||
| Annual amount of sludge land applied | 0 | 7 | 0 | ||
| Annual amt. sludge disposed surface unit | 0 | 7 | 0 | ||
| Annual amt sludge disposed in landfill | 0 | 7 | 0 | ||
| Annual amt sludge transported interstate | 0 | 7 | 0 | ||
| Unit w/liner/leachate collection system | 0 | 7 | 0 | ||
| Compliance w/part 258 sludge requirement | 0 | 7 | 0 | ||
| Boundary areas | 0 | 7 | 0 | ||
| Salmonella | 0 | 7 | 0 | ||
| Pollutant table from 503.13 | 0 | 7 | 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 |
|---|---|---|
| May 8, 2023 | Permit Violations - Violation Specified in Comment | ST6 |
| January 19, 2023 | Permit Violations - Violation Specified in Comment | ST6 |
| May 30, 2018 | Permit Violations - Violation Specified in Comment | ST6 |
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.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.