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Clear Lake, City Of

PO Box 107, Clear Lake, SD 57226 · Deuel County · Publicly Owned Treatment Works

Average flow
—
Design flow
0.12 MGD
NPDES permit
SD0020699
Administratively continued
Permit expires
June 2024
Population served
—
CWNS 2022

Clear Lake, City Of is a publicly owned wastewater treatment plant in Clear Lake, Deuel County, South Dakota. It discharges under NPDES permit SD0020699 (administratively continued), which expires in June 2024, with 24 recorded violations in the last three years.

Treatment technology

One treatment structure or unit process identified at Clear Lake, City Of.

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Compliance snapshot (last 3 years)

Total violations
24
Effluent violations
9

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

Key contacts

1 verified contact for Clear Lake, City Of, with validated emails and direct phone numbers.

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Names, validated emails and direct phone numbers for decision-makers at Clear Lake, City Of, plus the full compliance history and discharge data.

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Nearby wastewater treatment plants in South Dakota

Lake Cochrane Sanitary District

Gary · 11 mi away

—

Toronto, Town Of

Toronto · 13 mi away

—

Estelline, City Of

Estelline · 17 mi away

—

Labolt, Town Of

Labolt · 21 mi away

0.06 MGD

—

Watertown, City Of

Watertown · 24 mi away

3.89 MGD

Volga, City Of

Volga, City Of · 32 mi away

0.39 MGD

Arlington, City Of

Arlington · 35 mi away

—

Clear Lake, 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 October 26, 2026; facility record last updated November 26, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Oxidation ditch · Anaerobic digester · all terms


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