Ponca City, City Of
PO Box 1450, Ponca City, OK 74602 · Kay County · Publicly Owned Treatment Works
- Average flow
- 3.9 MGD
- Design flow
- 6.5 MGD
- NPDES permit
- OK0026069
- Effective
- Permit expires
- March 2031
- Population served
- 27,311
- CWNS 2022
Ponca City, City Of is a publicly owned wastewater treatment plant in Ponca City, Kay County, Oklahoma treating an average of 3.9 million gallons per day against a permitted design capacity of 6.5 MGD, serving about 27,311 residents. It discharges under NPDES permit OK0026069 (effective), which expires in March 2031, with 0 recorded violations in the last three years.
Treatment technology
3 treatment structures and unit processes identified at Ponca City, City Of.
Available with a free Klarifi account
See the full treatment train at Ponca City, City Of: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Ponca City, City Of.
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Nearby wastewater treatment plants in Oklahoma
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Newkirk · 13 mi away
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Tonkawa · 14 mi away
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Blackwell · 14 mi away
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Fairfax · 22 mi away
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Ralston · 22 mi away
—
Shidler · 24 mi away
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Pawnee · 28 mi away
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Ponca City, City Of: 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 October 26, 2026; facility record last updated August 6, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Filter press · FOG · all terms