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Garretson, City Of

PO Box 370, Garretson, SD 57030 · Minnehaha County · Publicly Owned Treatment Works

Average flow
—
Design flow
0.09 MGD
NPDES permit
SD0022560
Effective
Permit expires
April 2028
Population served
—
CWNS 2022

Garretson, City Of is a publicly owned wastewater treatment plant in Garretson, Minnehaha County, South Dakota. It discharges under NPDES permit SD0022560 (effective), which expires in April 2028, with 3 recorded violations in the last three years.

Treatment technology

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

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Compliance snapshot (last 3 years)

Total violations
3
Effluent violations
3

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

Key contacts

Decision-makers at Garretson, City Of.

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Nearby wastewater treatment plants in South Dakota

Dell Rapids, City Of

Dell Rapids · 13 mi away

0.2 MGD

Crooks, City Of

Crooks · 16 mi away

—

Harrisburg - City Of

Harrisburg, City Of · 22 mi away

0.48 MGD

Hartford, City Of

Hartford · 22 mi away

0.87 MGD

Flandreau, City Of

Flandreau · 23 mi away

—

Tea, City Of

Tea, City Of · 24 mi away

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Colman, City Of

Colman · 24 mi away

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Canton, City Of

Canton · 28 mi away

1.08 MGD

Garretson, 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 April 24, 2025.

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


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