How much wastewater does City Of Coffeyville WTP treat?

City Of Coffeyville WTP treats an average of 3.25 MGD.

What treatment technology does City Of Coffeyville WTP use?

Klarifi has identified uncovered lagoons at the Coffeyville facility.

What is the NPDES permit for City Of Coffeyville WTP?

The facility discharges under NPDES permit KS0050733, currently effective, expiring December 2026.

Is City Of Coffeyville WTP in compliance?

Discharge monitoring reports show 22 violations at City Of Coffeyville WTP in the last three years, 22 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates City Of Coffeyville WTP and how do I contact them?

City Of Coffeyville WTP is a publicly owned treatment works in Coffeyville, Kansas. Klarifi lists 9 verified decision-maker contacts for this facility, available with a free trial.

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City Of Coffeyville WTP

Coffeyville, KS · Montgomery County · Publicly Owned Treatment Works

Average flow: 3.25 MGD

Design flow: —

NPDES permit: KS0050733; Effective

Permit expires: December 2026

Population served: 9,890; CWNS 2022

City Of Coffeyville WTP is a publicly owned wastewater treatment plant in Coffeyville, Montgomery County, Kansas treating an average of 3.25 million gallons per day, serving about 9,890 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit KS0050733 (effective), which expires in December 2026, with 22 recorded violations in the last three years.

Treatment technology

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

Uncovered lagoons

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Compliance snapshot (last 3 years)

Total violations: 22

Effluent violations: 22

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

Key contacts

9 verified contacts for City Of Coffeyville WTP, with validated emails and direct phone numbers.

Unlock 9 verified contacts (6 more than shown)

Names, validated emails and direct phone numbers for decision-makers at City Of Coffeyville WTP, plus the full compliance history and discharge data.

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City Of Coffeyville WTP: 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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