How much wastewater does Lake Andes, City Of treat?

Lake Andes, City Of is permitted for a design flow of 0.12 MGD. Its average daily flow is not available in the current EPA data.

What treatment technology does Lake Andes, City Of use?

Klarifi has identified uncovered lagoons at the Lake Andes facility.

What is the NPDES permit for Lake Andes, City Of?

The facility discharges under NPDES permit SD0022004, currently administratively continued, expiring March 2025.

Is Lake Andes, City Of in compliance?

Discharge monitoring reports show 89 violations at Lake Andes, City Of in the last three years, 1 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Lake Andes, City Of and how do I contact them?

Lake Andes, City Of is a publicly owned treatment works in Lake Andes, South Dakota. Klarifi lists decision-maker contacts for this facility, available with a free trial.

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Lake Andes, City Of

Lake Andes, SD · Charles Mix County · Publicly Owned Treatment Works

Average flow: —

Design flow: 0.12 MGD

NPDES permit: SD0022004; Administratively continued

Permit expires: March 2025

Population served: —; CWNS 2022

Lake Andes, City Of is a publicly owned wastewater treatment plant in Lake Andes, Charles Mix County, South Dakota. Treatment on site includes uncovered lagoons. It discharges under NPDES permit SD0022004 (administratively continued), which expires in March 2025, with 89 recorded violations in the last three years.

Treatment technology

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

Uncovered lagoons

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Compliance snapshot (last 3 years)

Total violations: 89

Effluent violations: 1

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

Key contacts

Decision-makers at Lake Andes, City Of.

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Lake Andes, City Of: 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 April 24, 2025.

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