What is the address of Kaw City WWTF?

The address on the plant’s EPA facility record is 900 Morgan Square East, Kaw City, OK 74641, in Kay County. Its coordinates are 36.7661, -96.8699. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does Kaw City WWTF treat?

Kaw City WWTF treats an average of 0.03 MGD and is permitted for a design flow of 0.05 MGD.

What treatment technology does Kaw City WWTF use?

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

What is the NPDES permit for Kaw City WWTF?

The facility discharges under NPDES permit OK0028878, currently effective, expiring January 2029.

Is Kaw City WWTF in compliance?

Discharge monitoring reports show 106 violations at Kaw City WWTF in the last three years, 74 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Kaw City WWTF and how do I contact them?

Kaw City WWTF is a publicly owned treatment works in Kaw City, Oklahoma. Klarifi lists decision-maker contacts for this facility, available with a free trial.

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Kaw City WWTF

900 Morgan Square East, Kaw City, OK 74641 · Kay County · Publicly Owned Treatment Works

Average flow: 0.03 MGD

Design flow: 0.05 MGD

NPDES permit: OK0028878; Effective

Permit expires: January 2029

Population served: 392; CWNS 2022

Kaw City WWTF is a publicly owned wastewater treatment works in Kaw City, Kay County, Oklahoma treating an average of 0.03 million gallons per day against a permitted design capacity of 0.05 MGD, serving about 392 residents. It discharges under NPDES permit OK0028878 (effective), which expires in January 2029, with 106 recorded violations in the last three years.

Treatment technology

One treatment structure or unit process identified at Kaw City WWTF.

Available with a free Klarifi account

See the full treatment train at Kaw City WWTF: structures, unit processes and planned upgrades, with exact unit counts.

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Compliance snapshot (last 3 years)

Total violations: 106

Effluent violations: 74

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

Key contacts

Decision-makers at Kaw City WWTF.

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Nearby wastewater treatment plants in Oklahoma

Shidler, City Of

Shidler · 12 mi away

0.13 MGD

Ponca City, City Of

Ponca City · 13 mi away

3.9 MGD

City Of Newkirk

Newkirk · 13 mi away

0.29 MGD

Fairfax Public Works Auth

Fairfax · 16 mi away

0.16 MGD

Ralston

Ralston · 20 mi away

—

Blackwell, City Of

Blackwell · 22 mi away

0.88 MGD

Tonkawa-Cl2 Booster Station

Tonkawa · 26 mi away

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Pawnee

Pawnee · 31 mi away

0.12 MGD

Kaw City WWTF: 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 August 19, 2026.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Tertiary treatment · Significant industrial user · all terms

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