Clean Water Act discharge permit · NPDES TX0025976
CITY OF CARRIZO SPRINGS WWTP, Carrizo Springs, TX: NPDES TX0025976 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 37Pollutants under a numeric limit
- 8Pollutants with an effluent exceedance
CITY OF CARRIZO SPRINGS WWTP, held by CARRIZO SPRINGS, CITY OF, holds NPDES permit TX0025976, which discharges to Carrizo Creek, Soldier Slough;Nueces River. EPA’s file records it issued May 14, 2020 and expiring May 14, 2025. 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 | CITY OF CARRIZO SPRINGS WWTP |
|---|---|
| Permittee as filed | CARRIZO SPRINGS, CITY OF |
| NPDES ID | TX0025976 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | May 14, 2020 |
| Expiration date | May 14, 2025 |
| Address | Carrizo Springs, TX 78834 |
| Receiving water | CARRIZO CREEK, SOLDIER SLOUGH;NUECES RIVER |
| Subwatershed | Penitas Creek-Carrizo Creek (HUC 121101030205) |
| SIC | 4952 – Sewerage Systems |
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
- 38Pollutants on file
- 37Under a numeric limit
- 37With 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.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 3 | 245 | 200 | February 28, 2022 | 3,633% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 3 | 184 | 139 | August 31, 2017 | 1,182% over the limit |
| Solids, total suspended | 3 | 163 | 118 | July 31, 2017 | 10,600% over the limit |
| E. coli | 2 | 89 | 73 | August 31, 2023 | 10,461% over the limit |
| Oxygen, dissolved [DO] | 1 | 24 | 9 | April 30, 2014 | 95% over the limit |
| Chlorine, total residual | 0 | 63 | 7 | March 31, 2014 | 54% over the limit |
| pH | 3 | 40 | 5 | February 28, 2014 | |
| Flow, in conduit or thru treatment plant | 2 | 33 | 2 | January 31, 2016 | 57,689% over the limit |
| Arsenic, dry weight | 5 | 20 | 0 | ||
| Chromium, sludge, total, dry weight [as Cr] | 5 | 20 | 0 | ||
| Selenium, dry weight | 3 | 12 | 0 | ||
| Copper, dry weight | 3 | 12 | 0 | ||
| Cadmium, dry weight | 3 | 12 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 3 | 12 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 3 | 12 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 3 | 12 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 3 | 12 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 3 | 12 | 0 | ||
| Nickel, total [as Ni] | 2 | 8 | 0 | ||
| Level of pathogen requirements achieved | 2 | 8 | 0 | ||
| Description of pathogen option used | 2 | 8 | 0 | ||
| Vector attraction reduction alternative used | 2 | 8 | 0 | ||
| Compliance w/part 258 sludge requirement | 1 | 5 | 0 | ||
| Fecal coliform | 1 | 4 | 0 | ||
| Polychlorinated biphenyls [PCBs] | 1 | 4 | 0 | ||
| Toxicity characteristic leaching procedure | 1 | 4 | 0 | ||
| Ann. amt sludge disposed by other method | 1 | 4 | 0 | ||
| Annual amt of sludge incinerated | 1 | 4 | 0 | ||
| Annual sludge production, total | 1 | 4 | 0 | ||
| Annual amount of sludge land applied | 1 | 4 | 0 | ||
| Annual amt. sludge disposed surface unit | 1 | 4 | 0 | ||
| Annual amt sludge disposed in landfill | 1 | 4 | 0 | ||
| Annual amt sludge transported interstate | 1 | 4 | 0 | ||
| Unit w/liner/leachate collection system | 1 | 4 | 0 | ||
| Boundary areas | 1 | 4 | 0 | ||
| Salmonella | 1 | 4 | 0 | ||
| Pollutant table from 503.13 | 1 | 4 | 0 | ||
| Annual whole sludge application rate | 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
- 4Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 20, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| November 1, 2023 | Permit Violations - Violation Specified in Comment | ST6 |
| August 8, 2019 | Permit Violations - Violation Specified in Comment | ST6 |
| May 2, 2017 | 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 October 14, 2026.