How much wastewater does Cainsville Pws treat?

Cainsville Pws treats an average of 0.29 MGD.

What treatment technology does Cainsville Pws use?

Klarifi has identified lagoon, facultative at the Cainsville facility.

What is the NPDES permit for Cainsville Pws?

The facility discharges under NPDES permit MO0122467, currently effective, expiring June 2024.

Is Cainsville Pws in compliance?

Discharge monitoring reports show 5 violations at Cainsville Pws in the last three years, 5 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Cainsville Pws and how do I contact them?

Cainsville Pws is a publicly owned treatment works in Cainsville, Missouri. Klarifi lists decision-maker contacts for this facility, available with a free trial.

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Cainsville Pws

Cainsville, MO · Harrison County · Publicly Owned Treatment Works

Average flow: 0.29 MGD

Design flow: —

NPDES permit: MO0122467; Effective

Permit expires: June 2024

Population served: 203; CWNS 2022

Cainsville Pws is a publicly owned wastewater treatment plant in Cainsville, Harrison County, Missouri treating an average of 0.29 million gallons per day, serving about 203 residents. Treatment on site includes lagoon, facultative. It discharges under NPDES permit MO0122467 (effective), which expires in June 2024, with 5 recorded violations in the last three years.

Treatment technology

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

Lagoon, Facultative

unit process

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Compliance snapshot (last 3 years)

Total violations: 5

Effluent violations: 5

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

Key contacts

Decision-makers at Cainsville Pws.

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Cainsville Pws: 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 14, 2024.

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