Union City Wwt Facility
Union City, OK · Canadian County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 0.2 MGD
- NPDES permit
- OK0038393
- Effective
- Permit expires
- July 2031
- Population served
- 1,054
- CWNS 2022
Union City Wwt Facility is a publicly owned wastewater treatment works in Union City, Canadian County, Oklahoma, serving about 1,054 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit OK0038393 (effective), which expires in July 2031, with 31 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
- 31
- Effluent violations
- 31
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Union City Wwt Facility.
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Union City Wwt Facility: 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 6, 2025.