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Deep River, City Of STP

303 Cart St, Deep River, IA 52222 · Poweshiek County · Publicly Owned Treatment Works

Average flow
—
Design flow
0.07 MGD
NPDES permit
IA0071943
Effective
Permit expires
September 2031
Population served
249
CWNS 2022

Deep River, City Of STP is a publicly owned wastewater treatment works in Deep River, Poweshiek County, Iowa, serving about 249 residents. It discharges under NPDES permit IA0071943 (effective), which expires in September 2031, with 1 recorded violation in the last three years.

Treatment technology

One treatment structure or unit process identified at Deep River, City Of STP.

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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

1 verified contact for Deep River, City Of STP, with validated emails and direct phone numbers.

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

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Nearby wastewater treatment plants in Iowa

Barnes City, City Of STP

Barnes City · 6 mi away

—

Keswick, City Of STP

Keswick · 10 mi away

—

Poweshiek Water Association

Brooklyn · 11 mi away

—

Brooklyn City Of STP

Brooklyn · 11 mi away

0.2 MGD

Victor City Of STP

Victor · 12 mi away

0.15 MGD

What Cheer WWTP

What Cheer · 12 mi away

0.09 MGD

Malcom City Of STP

Malcom · 13 mi away

—

Webster WWTP

Webster · 14 mi away

—

Deep River, 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 2, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Filter press · FOG · all terms


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