Klarifi Logo
Try for freeLog in
Klarifi Logo

Cushing, City Of - South STP

PO Box 311, Cushing, OK 74023 · Payne County · Publicly Owned Treatment Works

Average flow
0.91 MGD
Design flow
1.6 MGD
NPDES permit
OK0026701
Effective
Permit expires
April 2031
Population served
8,821
CWNS 2022

Cushing, City Of - South STP is a publicly owned wastewater treatment works in Cushing, Payne County, Oklahoma treating an average of 0.91 million gallons per day against a permitted design capacity of 1.6 MGD, serving about 8,821 residents. It discharges under NPDES permit OK0026701 (effective), which expires in April 2031, with 19 recorded violations in the last three years.

Treatment technology

2 treatment structures and unit processes identified at Cushing, City Of - South STP.

Available with a free Klarifi account

See the full treatment train at Cushing, City Of - South STP: structures, unit processes and planned upgrades, with exact unit counts.

Create a free account

Compliance snapshot (last 3 years)

Total violations
19
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 Cushing, City Of - South STP.

No verified contacts on file yet

Klarifi verifies plant and municipal decision-makers continuously. Start a free trial to browse contacts at nearby plants and flag this one for verification.

Try Klarifi free

Nearby wastewater treatment plants in Oklahoma

Drumright Utilities Trust

Drumright · 7 mi away

0.45 MGD

Yale City Of / Yale City Of

Yale · 11 mi away

0.09 MGD

Tryon Utility Authority

Tryon · 14 mi away

—

Stroud Ua-North Plant

Stroud · 14 mi away

0.16 MGD

Depew, Town Of

Depew · 16 mi away

0.03 MGD

Stroud South Wwt

Stroud · 17 mi away

0.2 MGD

Perkins Wwt

Perkins · 17 mi away

0.21 MGD

Stillwater, City Of

Stillwater · 19 mi away

4.64 MGD

Cushing, City Of - South STP: 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 · Biosolids · Filter press · all terms


Try Klarifi for free

Create your own trial account and explore how Klarifi can help you.

Try for free