How much wastewater does Leachville WWTP treat?

Leachville WWTP treats an average of 0.11 MGD and is permitted for a design flow of 0.23 MGD.

What treatment technology does Leachville WWTP use?

Klarifi has identified clarifiers, carrousels / oxidation ditches at the Leachville facility.

What is the NPDES permit for Leachville WWTP?

The facility discharges under NPDES permit AR0022012, currently expired, expiring January 2026.

Is Leachville WWTP in compliance?

Discharge monitoring reports show 7 violations at Leachville WWTP in the last three years, 7 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Leachville WWTP and how do I contact them?

Leachville WWTP is a publicly owned treatment works in Leachville, Arkansas. Klarifi lists decision-maker contacts for this facility, available with a free trial.

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Leachville WWTP

Leachville, AR · Mississippi County · Publicly Owned Treatment Works

Average flow: 0.11 MGD

Design flow: 0.23 MGD

NPDES permit: AR0022012; Expired

Permit expires: January 2026

Population served: 2,055; CWNS 2022

Leachville WWTP is a publicly owned wastewater treatment works in Leachville, Mississippi County, Arkansas treating an average of 0.11 million gallons per day against a permitted design capacity of 0.23 MGD, serving about 2,055 residents. Treatment on site includes clarifiers, carrousels / oxidation ditches. It discharges under NPDES permit AR0022012 (expired), which expires in January 2026, with 7 recorded violations in the last three years.

Treatment technology

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

Clarifiers

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Carrousels / oxidation ditches

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Compliance snapshot (last 3 years)

Total violations: 7

Effluent violations: 7

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

Key contacts

Decision-makers at Leachville WWTP.

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Leachville WWTP: 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 July 24, 2026.

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