How much wastewater does Dows WWTP treat?

Dows WWTP treats an average of 0.11 MGD and is permitted for a design flow of 0.52 MGD.

What treatment technology does Dows WWTP use?

Klarifi has identified 2 treatment structures and unit processes at the Dows facility. The full treatment train, with exact unit counts, is shown in Klarifi with a free account.

What is the NPDES permit for Dows WWTP?

The facility discharges under NPDES permit IA0042811, currently effective, expiring March 2030.

Is Dows WWTP in compliance?

Discharge monitoring reports show 1 violation at Dows WWTP in the last three years, 1 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Dows WWTP and how do I contact them?

Dows WWTP is a publicly owned treatment works in Dows, Iowa. Klarifi lists decision-maker contacts for this facility, available with a free trial.

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Dows WWTP

Dows, IA 50071 · Wright County · Publicly Owned Treatment Works

Average flow: 0.11 MGD

Design flow: 0.52 MGD

NPDES permit: IA0042811; Effective

Permit expires: March 2030

Population served: 521; CWNS 2022

Dows WWTP is a publicly owned wastewater treatment works in Dows, Wright County, Iowa treating an average of 0.11 million gallons per day against a permitted design capacity of 0.52 MGD, serving about 521 residents. It discharges under NPDES permit IA0042811 (effective), which expires in March 2030, with 1 recorded violation in the last three years.

Treatment technology

2 treatment structures and unit processes identified at Dows WWTP.

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See the full treatment train at Dows WWTP: structures, unit processes and planned upgrades, with exact unit counts.

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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

Decision-makers at Dows WWTP.

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Nearby wastewater treatment plants in Iowa

Latimer-Coulter WWTP

Latimer · 11 mi away

—

Williams City Of STP

Williams · 11 mi away

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Alden WWTP

Alden · 12 mi away

0.06 MGD

Clarion, City Of STP

Clarion · 13 mi away

—

Lake Cornelia Sanitary District

Clarion · 14 mi away

—

Blairsburg City Of STP

Blairsburg · 14 mi away

—

Belmond City Of STP

Belmond · 14 mi away

0.34 MGD

Iowa Falls WWTP

Iowa Falls · 16 mi away

1.02 MGD

Dows WWTP: 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 · FOG · Equalization tank · all terms

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