How much wastewater does Dell Rapids, City Of treat?

Dell Rapids, City Of treats an average of 0.2 MGD and is permitted for a design flow of 0.3 MGD.

What treatment technology does Dell Rapids, City Of use?

Klarifi has identified uncovered lagoons at the Dell Rapids facility.

What is the NPDES permit for Dell Rapids, City Of?

The facility discharges under NPDES permit SD0022101, currently administratively continued, expiring September 2019.

Is Dell Rapids, City Of in compliance?

Discharge monitoring reports show 1 violation at Dell Rapids, City Of in the last three years, 1 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Dell Rapids, City Of and how do I contact them?

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

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Dell Rapids, City Of

Dell Rapids, SD · Minnehaha County · Publicly Owned Treatment Works

Average flow: 0.2 MGD

Design flow: 0.3 MGD

NPDES permit: SD0022101; Administratively continued

Permit expires: September 2019

Population served: 3,949; CWNS 2022

Dell Rapids, City Of is a publicly owned wastewater treatment plant in Dell Rapids, Minnehaha County, South Dakota treating an average of 0.2 million gallons per day against a permitted design capacity of 0.3 MGD, serving about 3,949 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit SD0022101 (administratively continued), which expires in September 2019, with 1 recorded violation 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: 1

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 Dell Rapids, City Of.

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Dell Rapids, 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 August 14, 2026.

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