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Tonkawa-Cl2 Booster Station

113 South 7th Street, Tonkawa, OK 74653 · Kay County · Publicly Owned Treatment Works

Average flow
0.14 MGD
Design flow
0.5 MGD
NPDES permit
OK0021903
Effective
Permit expires
August 2031
Population served
3,476
CWNS 2022

Tonkawa-Cl2 Booster Station is a publicly owned wastewater treatment plant in Tonkawa, Kay County, Oklahoma treating an average of 0.14 million gallons per day against a permitted design capacity of 0.5 MGD, serving about 3,476 residents. It discharges under NPDES permit OK0021903 (effective), which expires in August 2031, with 21 recorded violations in the last three years.

Treatment technology

2 treatment structures and unit processes identified at Tonkawa-Cl2 Booster Station.

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Compliance snapshot (last 3 years)

Total violations
21
Effluent violations
11

Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.

Key contacts

Decision-makers at Tonkawa-Cl2 Booster Station.

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Nearby wastewater treatment plants in Oklahoma

Blackwell, City Of

Blackwell · 9 mi away

0.88 MGD

Ponca City, City Of

Ponca City · 14 mi away

3.9 MGD

City Of Newkirk

Newkirk · 19 mi away

0.29 MGD

Garber, City Of

Garber · 22 mi away

0.04 MGD

Kaw City WWTF

Kaw City · 26 mi away

0.03 MGD

Perry, City Of

Perry · 26 mi away

0.33 MGD

Enid, City Of

Enid · 34 mi away

2.89 MGD

North Enid, Town Of

North Enid · 34 mi away

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Tonkawa-Cl2 Booster Station: 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 November 6, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Oxidation ditch · Anaerobic digester · all terms


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