Clean Water Act discharge permit · NPDES TX0026867
CITY OF HAMILTON WWTP, Hamilton, TX: NPDES TX0026867 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 31Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
- 1Inspections on file
- 0Formal enforcement actions
CITY OF HAMILTON WWTP, held by HAMILTON, CITY OF, holds NPDES permit TX0026867, which discharges to Pecan Creek; Leon River. EPA’s file records it issued August 12, 2019 and expiring August 12, 2024.
CITY OF HAMILTON WWTP, Hamilton, Texas: Individual permit TX0026867, held by HAMILTON, CITY OF; Publicly owned treatment works; Effective; issued August 12, 2019, term to August 12, 2024; discharges to PECAN CREEK; LEON RIVER.
- E. coli: 2 limits, 39 violations of any kind, 31 effluent exceedances, latest August 31, 2024, largest 6,020% over the limit.
- Coliform, fecal general: 0 limits, 10 violations of any kind, 8 effluent exceedances, latest January 31, 2011, largest 324% over the limit.
- Solids, total suspended: 3 limits, 9 violations of any kind, 6 effluent exceedances, latest December 31, 2017, largest 73% over the limit.
- Flow, in conduit or thru treatment plant: 2 limits, 5 violations of any kind, 5 effluent exceedances, latest May 31, 2024, largest 40% over the limit.
- Chlorine, total residual: 2 limits, 6 violations of any kind, 4 effluent exceedances, latest July 31, 2026, largest 50% over the limit.
- Chromium, sludge, total, dry weight [as Cr]: 5 limits, 18 violations of any kind, 0 effluent exceedances.
- Arsenic, dry weight: 5 limits, 15 violations of any kind, 0 effluent exceedances.
- Selenium, dry weight: 3 limits, 9 violations of any kind, 0 effluent exceedances.
- Copper, dry weight: 3 limits, 9 violations of any kind, 0 effluent exceedances.
- Cadmium, dry weight: 3 limits, 9 violations of any kind, 0 effluent exceedances.
- Molybdenum, sludge, total, dry weight [as Mo]: 3 limits, 9 violations of any kind, 0 effluent exceedances.
- Zinc, sludge, total, dry weight [as Zn]: 3 limits, 9 violations of any kind, 0 effluent exceedances.
- Lead, sludge, total, dry weight [as Pb]: 3 limits, 9 violations of any kind, 0 effluent exceedances.
- Nickel, sludge, total, dry weight [as Ni]: 3 limits, 9 violations of any kind, 0 effluent exceedances.
- Mercury, sludge, total, dry weight [as Hg]: 3 limits, 9 violations of any kind, 0 effluent exceedances.
- Level of pathogen requirements achieved: 2 limits, 7 violations of any kind, 0 effluent exceedances.
- Description of pathogen option used: 2 limits, 7 violations of any kind, 0 effluent exceedances.
- Vector attraction reduction alternative used: 2 limits, 7 violations of any kind, 0 effluent exceedances.
- Nickel, total [as Ni]: 2 limits, 6 violations of any kind, 0 effluent exceedances.
- Pollutant table from 503.13: 1 limit, 4 violations of any kind, 0 effluent exceedances.
- pH: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Fecal coliform: 1 limit, 3 violations of any kind, 0 effluent exceedances.
- Unit w/liner/leachate collection system: 1 limit, 3 violations of any kind, 0 effluent exceedances.
- Boundary areas: 1 limit, 3 violations of any kind, 0 effluent exceedances.
- Salmonella: 1 limit, 3 violations of any kind, 0 effluent exceedances.
- Polychlorinated biphenyls [PCBs]: 1 limit, 2 violations of any kind, 0 effluent exceedances.
- Toxicity characteristic leaching procedure: 1 limit, 2 violations of any kind, 0 effluent exceedances.
- Compliance w/part 258 sludge requirement: 1 limit, 2 violations of any kind, 0 effluent exceedances.
- Ann. amt sludge disposed by other method: 0 limits, 1 violation of any kind, 0 effluent exceedances.
- Annual amt of sludge incinerated: 0 limits, 1 violation of any kind, 0 effluent exceedances.
- Annual sludge production, total: 0 limits, 1 violation of any kind, 0 effluent exceedances.
- Annual amount of sludge land applied: 0 limits, 1 violation of any kind, 0 effluent exceedances.
- Annual amt. sludge disposed surface unit: 0 limits, 1 violation of any kind, 0 effluent exceedances.
- Annual amt sludge disposed in landfill: 0 limits, 1 violation of any kind, 0 effluent exceedances.
- Annual amt sludge transported interstate: 0 limits, 1 violation of any kind, 0 effluent exceedances.
- Nitrogen, ammonia total [as N]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
- BOD, carbonaceous [5 day, 20 C]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
- Oxygen, dissolved [DO]: 1 limit, 0 violations of any kind, 0 effluent exceedances.
- Annual whole sludge application rate: 1 limit, 0 violations of any kind, 0 effluent exceedances.
- February 18, 2026: Focused (S).
- September 9, 2025: Permit Violations - Violation Specified in Comment (ST6).
- July 26, 2023: Permit Violations - Violation Specified in Comment (ST6).
- September 29, 2021: Permit Violations - Violation Specified in Comment (ST6).
- January 26, 2021: Permit Violations - Violation Specified in Comment (ST6).
Texas holds 1,720 Publicly owned treatment works coverages of this permit type in EPA’s file; 1,163 were issued before TX0026867.
Coverages issued nearest TX0026867
- August 6, 2019: COTTON BAYOU WWTP, Mont Belvieu, TX0053317, held by CITY OF MONT BELVIEU
- August 9, 2019: CITY OF HEMPSTEAD WWTP, Hempstead, TX0023809, held by HEMPSTEAD, CITY OF
- August 9, 2019: TDCJ CLEMENS UNIT WWTP, Brazoria, TX0031569, held by TEXAS DEPARTMENT OF CRIMINAL JUSTICE
- August 9, 2019: CANEY CREEK MUD OF MATAGORDA COUNTY WWTP, Sargent, TX0122483, held by CANEY CREEK MUD OF MATAGORDA COUNTY
- August 9, 2019: CITY OF WALNUT SPRINGS WWTP, Walnut Springs, TX0128945, held by WALNUT SPRINGS, CITY OF
- August 12, 2019: TDCJ WALLACE PACK UNIT WWTP, Navasota, TX0089010, held by TEXAS DEPARTMENT OF CRIMINAL JUSTICE
- August 14, 2019: CITY OF LAKE JACKSON WWTP, Lake Jackson, TX0025798, held by LAKE JACKSON, CITY OF
- August 14, 2019: WHARTON COUNTY WCID 2 WWTP, East Bernard, TX0025852, held by WHARTON COUNTY WCID 2
- August 14, 2019: PECAN GROVE WWTP, Richmond, TX0056421, held by PECAN GROVE MUD
- August 14, 2019: KINGS MANOR MUD WWTP, Kingwood, TX0105996, held by KINGS MANOR MUNICIPAL UTILITY DISTRICT
CITY OF HAMILTON WWTP among its neighbors
EPA’s permit file holds 4 discharge permits in the Pecan Creek subwatershed (HUC 120702010703), TX0026867 among them. Its county holds 29, 0 of them major permits; TX0026867 is a minor permit.
Other permits in the Pecan Creek subwatershed (HUC 120702010703)
- INGRAM CONCRETE HAMILTON PLANT, Hamilton: TXG110954, minor permit, discharging to PECAN CREEK, permit term to November 7, 2021
- SRM PLANT 14107 HAMILTON, Hamilton: TXG113513, minor permit, permit term to November 6, 2026
- TSCTX HAMILTON, Hamilton: TXR1525SX, minor permit, discharging to PECAN CREEK, permit term to March 4, 2028
Identity
| Facility as filed | CITY OF HAMILTON WWTP |
|---|---|
| Permittee as filed | HAMILTON, CITY OF |
| NPDES ID | TX0026867 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | August 12, 2019 |
| Expiration date | August 12, 2024 |
| Address | Hamilton, TX 76531 |
| Receiving water | PECAN CREEK; LEON RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Pecan Creek (HUC 120702010703) |
| SIC | 4952 – Sewerage Systems |
Effluent limits and exceedances
- 39Pollutants on file
- 31Under a numeric limit
- 35With a violation of any kind
- 5With 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 |
|---|---|---|---|---|---|
| E. coli | 2 | 39 | 31 | August 31, 2024 | 6,020% over the limit |
| Coliform, fecal general | 0 | 10 | 8 | January 31, 2011 | 324% over the limit |
| Solids, total suspended | 3 | 9 | 6 | December 31, 2017 | 73% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 5 | 5 | May 31, 2024 | 40% over the limit |
| Chlorine, total residual | 2 | 6 | 4 | July 31, 2026 | 50% over the limit |
| Chromium, sludge, total, dry weight [as Cr] | 5 | 18 | 0 | ||
| Arsenic, dry weight | 5 | 15 | 0 | ||
| Selenium, dry weight | 3 | 9 | 0 | ||
| Copper, dry weight | 3 | 9 | 0 | ||
| Cadmium, dry weight | 3 | 9 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 3 | 9 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 3 | 9 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 3 | 9 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 3 | 9 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 3 | 9 | 0 | ||
| Level of pathogen requirements achieved | 2 | 7 | 0 | ||
| Description of pathogen option used | 2 | 7 | 0 | ||
| Vector attraction reduction alternative used | 2 | 7 | 0 | ||
| Nickel, total [as Ni] | 2 | 6 | 0 | ||
| Pollutant table from 503.13 | 1 | 4 | 0 | ||
| pH | 3 | 3 | 0 | ||
| Fecal coliform | 1 | 3 | 0 | ||
| Unit w/liner/leachate collection system | 1 | 3 | 0 | ||
| Boundary areas | 1 | 3 | 0 | ||
| Salmonella | 1 | 3 | 0 | ||
| Polychlorinated biphenyls [PCBs] | 1 | 2 | 0 | ||
| Toxicity characteristic leaching procedure | 1 | 2 | 0 | ||
| Compliance w/part 258 sludge requirement | 1 | 2 | 0 | ||
| Ann. amt sludge disposed by other method | 0 | 1 | 0 | ||
| Annual amt of sludge incinerated | 0 | 1 | 0 | ||
| Annual sludge production, total | 0 | 1 | 0 | ||
| Annual amount of sludge land applied | 0 | 1 | 0 | ||
| Annual amt. sludge disposed surface unit | 0 | 1 | 0 | ||
| Annual amt sludge disposed in landfill | 0 | 1 | 0 | ||
| Annual amt sludge transported interstate | 0 | 1 | 0 | ||
| Nitrogen, ammonia total [as N] | 3 | 0 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 3 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 0 | 0 | ||
| Annual whole sludge application rate | 1 | 0 | 0 |
Inspections, violations and enforcement
- 4Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| September 9, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| July 26, 2023 | Permit Violations - Violation Specified in Comment | ST6 |
| September 29, 2021 | Permit Violations - Violation Specified in Comment | ST6 |
| January 26, 2021 | Permit Violations - Violation Specified in Comment | ST6 |
Inspections
| Date | What EPA recorded | Agency |
|---|---|---|
| February 18, 2026 | Focused | S |
Formal enforcement and penalties
0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.
Informal enforcement
EPA’s informal enforcement file holds no action for NPDES TX0026867.
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, TX0026867.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
Nearby on the register
- Discharge permits in Hamilton
- Every permit record in Hamilton, A to Z
- Discharge permits in Texas
- Every permit record in Texas, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.