Clean Water Act discharge permit · NPDES TX0101303
EAST TAWAKONI WWTF, East Tawakoni, TX: NPDES TX0101303 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
EAST TAWAKONI WWTF, held by EAST TAWAKONI, CITY OF, holds NPDES permit TX0101303, which discharges to Lake Tawakoni. EPA’s file records it issued August 19, 2021 and expiring August 19, 2026. 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 | EAST TAWAKONI WWTF |
|---|---|
| Permittee as filed | EAST TAWAKONI, CITY OF |
| NPDES ID | TX0101303 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | August 19, 2021 |
| Expiration date | August 19, 2026 |
| Address | East Tawakoni, TX 75472 |
| Receiving water | Lake Tawakoni |
| Subwatershed | Bull Creek-Lake Tawakoni (HUC 120100010406) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 37Pollutants on file
- 8Under a numeric limit
- 37With a violation of any kind
- 7With 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 | 122 | 99 | July 31, 2026 | 295% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 95 | 58 | July 31, 2026 | 723% over the limit |
| E. coli | 2 | 64 | 28 | April 30, 2025 | 99,999% over the limit |
| Chlorine, total residual | 2 | 34 | 28 | July 31, 2024 | 70% over the limit |
| Oxygen, dissolved [DO] | 1 | 29 | 25 | August 31, 2024 | 90% over the limit |
| pH | 2 | 28 | 16 | July 31, 2023 | |
| Flow, in conduit or thru treatment plant | 2 | 30 | 5 | May 31, 2020 | 187% over the limit |
| Arsenic, dry weight | 0 | 15 | 0 | ||
| Chromium, sludge, total, dry weight [as Cr] | 0 | 15 | 0 | ||
| Nitrogen, ammonia total [as N] | 3 | 12 | 0 | ||
| Selenium, dry weight | 0 | 9 | 0 | ||
| Copper, dry weight | 0 | 9 | 0 | ||
| Cadmium, dry weight | 0 | 9 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 0 | 9 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 0 | 9 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 0 | 9 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 0 | 9 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 0 | 9 | 0 | ||
| Polychlorinated biphenyls [PCBs] | 0 | 8 | 0 | ||
| Toxicity characteristic leaching procedure | 0 | 8 | 0 | ||
| Annual sludge production, total | 0 | 7 | 0 | ||
| Annual amt sludge disposed in landfill | 0 | 7 | 0 | ||
| Annual amt sludge transported interstate | 0 | 7 | 0 | ||
| Nickel, total [as Ni] | 0 | 6 | 0 | ||
| Ann. amt sludge disposed by other method | 0 | 6 | 0 | ||
| Annual amt of sludge incinerated | 0 | 6 | 0 | ||
| Annual amount of sludge land applied | 0 | 6 | 0 | ||
| Annual amt. sludge disposed surface unit | 0 | 6 | 0 | ||
| Compliance w/part 258 sludge requirement | 0 | 6 | 0 | ||
| Level of pathogen requirements achieved | 0 | 6 | 0 | ||
| Description of pathogen option used | 0 | 6 | 0 | ||
| Vector attraction reduction alternative used | 0 | 6 | 0 | ||
| Fecal coliform | 0 | 3 | 0 | ||
| Unit w/liner/leachate collection system | 0 | 3 | 0 | ||
| Boundary areas | 0 | 3 | 0 | ||
| Salmonella | 0 | 3 | 0 | ||
| Pollutant table from 503.13 | 0 | 3 | 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
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| October 1, 2019 | 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.
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 TX0101303 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.