How much wastewater does Fairfax Public Works Auth treat?

Fairfax Public Works Auth treats an average of 0.05 MGD and is permitted for a design flow of 0.21 MGD.

What treatment technology does Fairfax Public Works Auth use?

Klarifi has identified aerated lagoons, uncovered lagoons at the Fairfax facility.

What is the NPDES permit for Fairfax Public Works Auth?

The facility discharges under NPDES permit OK0029017, currently effective, expiring April 2027.

Is Fairfax Public Works Auth in compliance?

Discharge monitoring reports show 33 violations at Fairfax Public Works Auth in the last three years, 7 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Fairfax Public Works Auth and how do I contact them?

Fairfax Public Works Auth is a publicly owned treatment works in Fairfax, Oklahoma. Klarifi lists decision-maker contacts for this facility, available with a free trial.

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Fairfax Public Works Auth

Fairfax, OK · Osage County · Publicly Owned Treatment Works

Average flow: 0.05 MGD

Design flow: 0.21 MGD

NPDES permit: OK0029017; Effective

Permit expires: April 2027

Population served: 1,639; CWNS 2022

Fairfax Public Works Auth is a publicly owned wastewater treatment plant in Fairfax, Osage County, Oklahoma treating an average of 0.05 million gallons per day against a permitted design capacity of 0.21 MGD, serving about 1,639 residents. Treatment on site includes aerated lagoons, uncovered lagoons. It discharges under NPDES permit OK0029017 (effective), which expires in April 2027, with 33 recorded violations in the last three years.

Treatment technology

Treatment structures identified at this facility. Exact unit counts are available in Klarifi.

Aerated lagoons

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Uncovered lagoons

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Compliance snapshot (last 3 years)

Total violations: 33

Effluent violations: 7

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

Key contacts

Decision-makers at Fairfax Public Works Auth.

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Fairfax Public Works Auth: 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 September 11, 2026.

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