City Of Mullin WWTF
Mullin, TX · Mills County · Publicly Owned Treatment Works
- Average flow
- 0.005 MGD
- Design flow
- 0.04 MGD
- NPDES permit
- TX0119008
- Expired
- Permit expires
- March 2025
- Population served
- 69
- CWNS 2022
City Of Mullin WWTF is a publicly owned wastewater treatment works in Mullin, Mills County, Texas treating an average of 0.005 million gallons per day against a permitted design capacity of 0.04 MGD, serving about 69 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit TX0119008 (expired), which expires in March 2025, with 7 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Uncovered lagoons
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Compliance snapshot (last 3 years)
- Total violations
- 7
- Effluent violations
- 5
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at City Of Mullin WWTF.
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City Of Mullin WWTF: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed September 11, 2026; facility record last updated April 9, 2025.