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Fort Atkinson City Of STP

0.2 Miles NE Of Hwy 24 & 2nd S, Fort Atkinson, IA 52144 · Winneshiek County · Publicly Owned Treatment Works

Average flow
—
Design flow
0.04 MGD
NPDES permit
IA0072176
Effective
Permit expires
February 2030
Population served
384
CWNS 2022

Fort Atkinson City Of STP is a publicly owned wastewater treatment works in Fort Atkinson, Winneshiek County, Iowa, serving about 384 residents. It discharges under NPDES permit IA0072176 (effective), which expires in February 2030, with 0 recorded violations in the last three years.

Treatment technology

One treatment structure or unit process identified at Fort Atkinson City Of STP.

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Compliance snapshot (last 3 years)

Total violations
0
Effluent violations
0

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

Key contacts

Decision-makers at Fort Atkinson City Of STP.

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Nearby wastewater treatment plants in Iowa

Spillville City Of STP

Spillville · 4 mi away

—

Calmar City Of STP

Calmar · 4 mi away

0.14 MGD

St Lucas WWTP

St Lucas · 5 mi away

—

Ossian City Of STP

Ossian · 7 mi away

0.18 MGD

Waucoma WWTP

Waucoma · 9 mi away

0.03 MGD

Protivin WWTP

Protivin · 9 mi away

—

Ridgeway City Of STP

Ridgeway · 11 mi away

0.02 MGD

Lawler City Of STP

Lawler · 12 mi away

—

Fort Atkinson City Of STP: 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 March 28, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Equalization tank · Centrate · all terms


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