How much wastewater does Ottawa Co Rwd #1 treat?

Ottawa Co Rwd #1 treats an average of 0.11 MGD and is permitted for a design flow of 0.09 MGD.

What treatment technology does Ottawa Co Rwd #1 use?

Klarifi has identified clarifiers, carrousels / oxidation ditches at the Wyandotte facility.

What is the NPDES permit for Ottawa Co Rwd #1?

The facility discharges under NPDES permit OK0028291, currently effective, expiring May 2031.

Is Ottawa Co Rwd #1 in compliance?

Discharge monitoring reports show 27 violations at Ottawa Co Rwd #1 in the last three years, 8 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Ottawa Co Rwd #1 and how do I contact them?

Ottawa Co Rwd #1 is a publicly owned treatment works in Wyandotte, Oklahoma. Klarifi lists decision-maker contacts for this facility, available with a free trial.

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Ottawa Co Rwd #1

Wyandotte, OK · Ottawa County · Publicly Owned Treatment Works

Average flow: 0.11 MGD

Design flow: 0.09 MGD

NPDES permit: OK0028291; Effective

Permit expires: May 2031

Population served: 382; CWNS 2022

Ottawa Co Rwd #1 is a publicly owned wastewater treatment plant in Wyandotte, Ottawa County, Oklahoma treating an average of 0.11 million gallons per day against a permitted design capacity of 0.09 MGD, serving about 382 residents. Treatment on site includes clarifiers, carrousels / oxidation ditches. It discharges under NPDES permit OK0028291 (effective), which expires in May 2031, with 27 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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Carrousels / oxidation ditches

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Compliance snapshot (last 3 years)

Total violations: 27

Effluent violations: 8

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

Key contacts

Decision-makers at Ottawa Co Rwd #1.

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Ottawa Co Rwd #1: 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 13, 2026.

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