How much wastewater does Piggott Waterworks treat?

Piggott Waterworks treats an average of 0.25 MGD and is permitted for a design flow of 0.58 MGD.

What treatment technology does Piggott Waterworks use?

Klarifi has identified covered lagoons, uncovered lagoons at the Piggott facility.

What is the NPDES permit for Piggott Waterworks?

The facility discharges under NPDES permit AR0033472, currently administratively continued, expiring November 2025.

Is Piggott Waterworks in compliance?

Discharge monitoring reports show 29 violations at Piggott Waterworks in the last three years, 29 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Piggott Waterworks and how do I contact them?

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

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Piggott Waterworks

Piggott, AR · Clay County · Publicly Owned Treatment Works

Average flow: 0.25 MGD

Design flow: 0.58 MGD

NPDES permit: AR0033472; Administratively continued

Permit expires: November 2025

Population served: 3,621; CWNS 2022

Piggott Waterworks is a publicly owned wastewater treatment plant in Piggott, Clay County, Arkansas treating an average of 0.25 million gallons per day against a permitted design capacity of 0.58 MGD, serving about 3,621 residents. Treatment on site includes covered lagoons, uncovered lagoons. It discharges under NPDES permit AR0033472 (administratively continued), which expires in November 2025, with 29 recorded violations in the last three years.

Treatment technology

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

Covered lagoons

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Uncovered lagoons

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Compliance snapshot (last 3 years)

Total violations: 29

Effluent violations: 29

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

Key contacts

Decision-makers at Piggott Waterworks.

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Piggott Waterworks: 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 25, 2026.

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