How much wastewater does Ochelata Utilities Authority treat?

Ochelata Utilities Authority treats an average of 0.06 MGD and is permitted for a design flow of 0.07 MGD.

What is the NPDES permit for Ochelata Utilities Authority?

The facility discharges under NPDES permit OK0034517, currently effective, expiring March 2027.

Is Ochelata Utilities Authority in compliance?

Discharge monitoring reports show 91 violations at Ochelata Utilities Authority in the last three years, 47 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Ochelata Utilities Authority and how do I contact them?

Ochelata Utilities Authority is a publicly owned treatment works in Ochelata, Oklahoma. Klarifi lists decision-maker contacts for this facility, available with a free trial.

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Ochelata Utilities Authority

Q: What treatment technology does Ochelata Utilities Authority use?

Klarifi has identified clarifiers, aerated lagoons, uncovered lagoons at the Ochelata facility.

Ochelata, OK · Washington County · Publicly Owned Treatment Works

Average flow: 0.06 MGD

Design flow: 0.07 MGD

NPDES permit: OK0034517; Effective

Permit expires: March 2027

Population served: 447; CWNS 2022

Ochelata Utilities Authority is a publicly owned wastewater treatment plant in Ochelata, Washington County, Oklahoma treating an average of 0.06 million gallons per day against a permitted design capacity of 0.07 MGD, serving about 447 residents. Treatment on site includes clarifiers, aerated lagoons, uncovered lagoons. It discharges under NPDES permit OK0034517 (effective), which expires in March 2027, with 91 recorded violations in the last three years.

Treatment technology

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

Clarifiers

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Aerated lagoons

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Uncovered lagoons

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Compliance snapshot (last 3 years)

Total violations: 91

Effluent violations: 47

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

Key contacts

Decision-makers at Ochelata Utilities Authority.

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Ochelata Utilities Authority: 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 August 14, 2026.

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