NPDES TX0118991 · Clean Water Act
CITY OF ZAVALLA WWTP, Zavalla, TX: NPDES TX0118991 discharge permit, effluent exceedances, inspections, penalties
CITY OF ZAVALLA WWTP, Zavalla, Texas: Individual permit TX0118991, held by ZAVALLA, CITY OF; Publicly owned treatment works; Administratively continued; issued September 12, 2016, term to August 1, 2021; discharges to UNNAMED TRIBUTARY; SANDY CREEK.
30 of the 36 pollutants listed for NPDES TX0118991 have no violation or effluent exceedance.
- Oxygen, dissolved [DO]: 1 limit, 39 violations of any kind, 18 effluent exceedances, latest September 30, 2022, largest 75% over the limit.
- E. coli: 2 limits, 62 violations of any kind, 17 effluent exceedances, latest October 31, 2023, largest 367% over the limit.
- BOD, 5-day, 20 deg. C: 3 limits, 71 violations of any kind, 6 effluent exceedances, latest October 31, 2023, largest 48% over the limit.
- Flow, in conduit or thru treatment plant: 2 limits, 59 violations of any kind, 2 effluent exceedances, latest June 30, 2024, largest 115% over the limit.
- Solids, total suspended: 2 limits, 44 violations of any kind, 2 effluent exceedances, latest September 30, 2015, largest 27% over the limit.
- pH: 3 limits, 44 violations of any kind.
- Arsenic, dry weight: 5 limits.
- Chromium, sludge, total, dry weight [as Cr]: 5 limits.
- Selenium, dry weight: 3 limits.
- Copper, dry weight: 3 limits.
- Cadmium, dry weight: 3 limits.
- Molybdenum, sludge, total, dry weight [as Mo]: 3 limits.
- Zinc, sludge, total, dry weight [as Zn]: 3 limits.
- Lead, sludge, total, dry weight [as Pb]: 3 limits.
- Nickel, sludge, total, dry weight [as Ni]: 3 limits.
- Mercury, sludge, total, dry weight [as Hg]: 3 limits.
- Nickel, total [as Ni]: 2 limits.
- Level of pathogen requirements achieved: 2 limits.
- Description of pathogen option used: 2 limits.
- Vector attraction reduction alternative used: 2 limits.
- Fecal coliform: 1 limit.
- Polychlorinated biphenyls [PCBs]: 1 limit.
- Toxicity characteristic leaching procedure: 1 limit.
- Annual whole sludge application rate: 1 limit.
- Ann. amt sludge disposed by other method: 1 limit.
- Annual amt of sludge incinerated: 1 limit.
- Annual sludge production, total: 1 limit.
- Annual amount of sludge land applied: 1 limit.
- Annual amt. sludge disposed surface unit: 1 limit.
- Annual amt sludge disposed in landfill: 1 limit.
- Annual amt sludge transported interstate: 1 limit.
- Unit w/liner/leachate collection system: 1 limit.
- Compliance w/part 258 sludge requirement: 1 limit.
- Boundary areas: 1 limit.
- Salmonella: 1 limit.
- Pollutant table from 503.13: 1 limit.
- September 1, 2026: Under Review (State).
- August 3, 2026: Under Review (State).
- July 30, 2026: Permit Violations - Violation Specified in Comment (ST6).
- July 30, 2026: Focused (S).
- May 20, 2026: Follow-Up (S).
- April 8, 2026: Under Review (State).
- April 7, 2026: Letter of Violation/ Warning Letter (State).
- March 10, 2026: Under Review (State).
- March 5, 2026: Phone Call/ EMAIL (State).
- January 23, 2026: Focused (S).
- December 3, 2025: Permit Violations - Violation Specified in Comment (ST6).
- November 21, 2025: Permit Violations - Violation Specified in Comment (ST6).
- October 13, 2025: Permit Violations - Violation Specified in Comment (ST6).
- March 28, 2025: Permit Violations - Violation Specified in Comment (ST6).
- July 20, 2023: Permit Violations - Violation Specified in Comment (ST6).
- November 28, 2022: Permit Violations - Violation Specified in Comment (ST6).
- January 26, 2022: Permit Violations - Violation Specified in Comment (ST6).
- May 25, 2017: Permit Violations - Violation Specified in Comment (ST6).
Texas holds 1,720 Publicly owned treatment works coverages of this permit type in EPA’s file; 306 were issued before TX0118991.
Coverages issued nearest TX0118991
- 2016-09-09: CITY OF NEW LONDON SOUTH WWTF, New London: TX0087360, held by NEW LONDON, CITY OF
- 2016-09-12: CITY OF HOLLIDAY WWTP, Holliday: TX0025755, held by HOLLIDAY, CITY OF
- 2016-09-12: NORTH ANGELINA COUNTY REGIONAL WWF, Lufkin: TX0056154, held by ANGELINA AND NECHES RIVER AUTHORITY
- 2016-09-12: CITY OF KENNARD WWTP, Kennard: TX0056596, held by KENNARD, CITY OF
- 2016-09-12: VALLEY VIEW WWTP, Valley View: TX0087343, held by VALLEY VIEW, CITY OF
- 2016-09-13: CITY OF DAWSON WWTP, Dawson: TX0053449, held by DAWSON, CITY OF
- 2016-09-13: TIOGA WWTF, Tioga: TX0055221, held by CITY OF TIOGA
- 2016-09-13: RED WARE ELEMENTARY WWTP, Gainesville: TX0102555, held by CALLISBURG ISD
- 2016-09-13: NAVARRO COUNTY SAFETY REST AREA IH 45, Navarro County: TX0130028, held by TEXAS DEPARTMENT OF TRANSPORTATION
- 2016-09-15: JUSTIN WWTF, Justin: TX0022501, held by JUSTIN, CITY OF
CITY OF ZAVALLA WWTP among its neighbors
1 discharge permits are in the Sandy Creek-Shawnee Creek subwatershed (HUC 120200020506); TX0118991 is one. Its county: 74, 3 major; TX0118991 is minor permit.
Identity
| Facility | CITY OF ZAVALLA WWTP |
|---|---|
| Permittee | ZAVALLA, CITY OF |
| NPDES ID | TX0118991 |
| Status | Administratively continued |
| Type | Individual permit |
| Class | Minor |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | September 12, 2016 |
| Expires | August 1, 2021 |
| Address | Zavalla, TX 75980 |
| Receiving water | UNNAMED TRIBUTARY; SANDY CREEK |
| Subwatershed | Sandy Creek-Shawnee Creek (HUC 120200020506) |
| SIC | 4952 – Sewerage Systems |
NPDES TX0118991: effluent limits and exceedances
CITY OF ZAVALLA WWTP (NPDES TX0118991): 36 pollutants on file, 36 limited; 6 with a violation of any kind, 5 with an exceedance.
| Pollutant | Limits | Violations | Exceedances | Latest | Largest, as filed |
|---|---|---|---|---|---|
| Oxygen, dissolved [DO] | 1 | 39 | 18 | September 30, 2022 | 75% over the limit |
| E. coli | 2 | 62 | 17 | October 31, 2023 | 367% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 71 | 6 | October 31, 2023 | 48% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 59 | 2 | June 30, 2024 | 115% over the limit |
| Solids, total suspended | 2 | 44 | 2 | September 30, 2015 | 27% over the limit |
| pH | 3 | 44 | 0 | ||
| Arsenic, dry weight | 5 | 0 | 0 | ||
| Chromium, sludge, total, dry weight [as Cr] | 5 | 0 | 0 | ||
| Selenium, dry weight | 3 | 0 | 0 | ||
| Copper, dry weight | 3 | 0 | 0 | ||
| Cadmium, dry weight | 3 | 0 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 3 | 0 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 3 | 0 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 3 | 0 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 3 | 0 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 3 | 0 | 0 | ||
| Nickel, total [as Ni] | 2 | 0 | 0 | ||
| Level of pathogen requirements achieved | 2 | 0 | 0 | ||
| Description of pathogen option used | 2 | 0 | 0 | ||
| Vector attraction reduction alternative used | 2 | 0 | 0 | ||
| Fecal coliform | 1 | 0 | 0 | ||
| Polychlorinated biphenyls [PCBs] | 1 | 0 | 0 | ||
| Toxicity characteristic leaching procedure | 1 | 0 | 0 | ||
| Annual whole sludge application rate | 1 | 0 | 0 | ||
| Ann. amt sludge disposed by other method | 1 | 0 | 0 | ||
| Annual amt of sludge incinerated | 1 | 0 | 0 | ||
| Annual sludge production, total | 1 | 0 | 0 | ||
| Annual amount of sludge land applied | 1 | 0 | 0 | ||
| Annual amt. sludge disposed surface unit | 1 | 0 | 0 | ||
| Annual amt sludge disposed in landfill | 1 | 0 | 0 | ||
| Annual amt sludge transported interstate | 1 | 0 | 0 | ||
| Unit w/liner/leachate collection system | 1 | 0 | 0 | ||
| Compliance w/part 258 sludge requirement | 1 | 0 | 0 | ||
| Boundary areas | 1 | 0 | 0 | ||
| Salmonella | 1 | 0 | 0 | ||
| Pollutant table from 503.13 | 1 | 0 | 0 |
NPDES TX0118991: inspections, violations and enforcement
NPDES TX0118991: 9 single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| July 30, 2026 | Permit Violations - Violation Specified in Comment | ST6 |
| December 3, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| November 21, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| October 13, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| March 28, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| July 20, 2023 | Permit Violations - Violation Specified in Comment | ST6 |
| November 28, 2022 | Permit Violations - Violation Specified in Comment | ST6 |
| January 26, 2022 | Permit Violations - Violation Specified in Comment | ST6 |
| May 25, 2017 | Permit Violations - Violation Specified in Comment | ST6 |
NPDES TX0118991: 3 inspections
| Date | What EPA recorded | Agency |
|---|---|---|
| July 30, 2026 | Focused | S |
| May 20, 2026 | Follow-Up | S |
| January 23, 2026 | Focused | S |
NPDES TX0118991: 6 informal enforcement actions
| Date | What EPA recorded | Agency |
|---|---|---|
| September 1, 2026 | Under Review | State |
| August 3, 2026 | Under Review | State |
| April 8, 2026 | Under Review | State |
| April 7, 2026 | Letter of Violation/ Warning Letter | State |
| March 10, 2026 | Under Review | State |
| March 5, 2026 | Phone Call/ EMAIL | State |
NPDES TX0118991 (CITY OF ZAVALLA WWTP): no formal enforcement action on file.
Watch NPDES TX0118991
NPDES TX0118991: one email when its EPA record changes — $99/month.
Permits near NPDES TX0118991
NPDES TX0118991: 36 pollutant rows, 18 dated events; ICIS-NPDES download, loaded October 14, 2026.