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Groton, City Of

PO Box 587, Groton, SD 57445 · Brown County · Publicly Owned Treatment Works

Average flow
—
Design flow
0.11 MGD
NPDES permit
SD0022187
Administratively continued
Permit expires
March 2026
Population served
—
CWNS 2022

Groton, City Of is a publicly owned wastewater treatment plant in Groton, Brown County, South Dakota. It discharges under NPDES permit SD0022187 (administratively continued), which expires in March 2026, with 8 recorded violations in the last three years.

Treatment technology

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

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Compliance snapshot (last 3 years)

Total violations
8
Effluent violations
8

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

Key contacts

Decision-makers at Groton, City Of.

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Nearby wastewater treatment plants in South Dakota

Andover, Town Of

Andover · 9 mi away

—

Bristol, City Of

Bristol · 17 mi away

—

Claremont, Town Of

Claremont · 17 mi away

0.05 MGD

Langford, Town Of

Langford · 18 mi away

—

Warner, Town Of

Warner · 22 mi away

—

Mellette , City Of

Mellette · 27 mi away

—

Roslyn, Town Of

Roslyn · 29 mi away

0.07 MGD

Frederick, Town Of

Frederick · 34 mi away

0.53 MGD

Groton, 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 · Activated sludge · Oxidation ditch · all terms


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