What is the address of Chouteau Pwa?

The address on the plant’s EPA facility record is PO Box 1089, Chouteau, OK 74337, in Mayes County. Its coordinates are 36.1867, -95.3305. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does Chouteau Pwa treat?

Chouteau Pwa treats an average of 0.27 MGD and is permitted for a design flow of 0.32 MGD.

What treatment technology does Chouteau Pwa use?

Klarifi has identified one treatment structure or unit process at the Chouteau facility. The full treatment train, with exact unit counts, is shown in Klarifi with a free account.

What is the NPDES permit for Chouteau Pwa?

The facility discharges under NPDES permit OK0022764, currently effective, expiring September 2027.

Is Chouteau Pwa in compliance?

Discharge monitoring reports show 122 violations at Chouteau Pwa in the last three years, 101 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Chouteau Pwa and how do I contact them?

Chouteau Pwa is a publicly owned treatment works in Chouteau, Oklahoma. Klarifi lists 1 verified decision-maker contact for this facility, available with a free trial.

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Chouteau Pwa

PO Box 1089, Chouteau, OK 74337 · Mayes County · Publicly Owned Treatment Works

Average flow: 0.27 MGD

Design flow: 0.32 MGD

NPDES permit: OK0022764; Effective

Permit expires: September 2027

Population served: 2,035; CWNS 2022

Chouteau Pwa is a publicly owned wastewater treatment plant in Chouteau, Mayes County, Oklahoma treating an average of 0.27 million gallons per day against a permitted design capacity of 0.32 MGD, serving about 2,035 residents. It discharges under NPDES permit OK0022764 (effective), which expires in September 2027, with 122 recorded violations in the last three years.

Treatment technology

One treatment structure or unit process identified at Chouteau Pwa.

Available with a free Klarifi account

See the full treatment train at Chouteau Pwa: structures, unit processes and planned upgrades, with exact unit counts.

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Compliance snapshot (last 3 years)

Total violations: 122

Effluent violations: 101

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

Key contacts

1 verified contact for Chouteau Pwa, with validated emails and direct phone numbers.

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Names, validated emails and direct phone numbers for decision-makers at Chouteau Pwa, plus the full compliance history and discharge data.

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Chouteau Pwa: 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 5, 2025.

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

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