How much wastewater does Donahue City Of STP treat?

Donahue City Of STP is permitted for a design flow of 0.16 MGD. Its average daily flow is not available in the current EPA data.

What treatment technology does Donahue City Of STP use?

Klarifi has identified one treatment structure or unit process at the Donahue facility. The full treatment train, with exact unit counts, is shown in Klarifi with a free account.

What is the NPDES permit for Donahue City Of STP?

The facility discharges under NPDES permit IA0029017, currently effective, expiring March 2028.

Is Donahue City Of STP in compliance?

Discharge monitoring reports show 28 violations at Donahue City Of STP in the last three years, 4 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Donahue City Of STP and how do I contact them?

Donahue City Of STP is a publicly owned treatment works in Donahue, Iowa. Klarifi lists 1 verified decision-maker contact for this facility, available with a free trial.

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Donahue City Of STP

Donahue, IA 52746 · Scott County · Publicly Owned Treatment Works

Average flow: —

Design flow: 0.16 MGD

NPDES permit: IA0029017; Effective

Permit expires: March 2028

Population served: 335; CWNS 2022

Donahue City Of STP is a publicly owned wastewater treatment works in Donahue, Scott County, Iowa, serving about 335 residents. It discharges under NPDES permit IA0029017 (effective), which expires in March 2028, with 28 recorded violations in the last three years.

Treatment technology

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

Available with a free Klarifi account

See the full treatment train at Donahue City Of STP: structures, unit processes and planned upgrades, with exact unit counts.

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Compliance snapshot (last 3 years)

Total violations: 28

Effluent violations: 4

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

Key contacts

1 verified contact for Donahue 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 Donahue City Of STP, plus the full compliance history and discharge data.

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Nearby wastewater treatment plants in Iowa

Long Grove City Of STP

Long Grove · 5 mi away

0.08 MGD

Dixon City Of STP

Dixon · 6 mi away

—

Park View Water Co

Eldridge · 7 mi away

0.21 MGD

Eldridge City Of STP (south Slope)

Eldridge · 8 mi away

0.96 MGD

Walcott City Of STP (south)

Walcott · 9 mi away

0.45 MGD

New Liberty, City Of-STP

New Liberty · 10 mi away

—

Calamus City Of STP

Calamus · 10 mi away

—

Davenport, City Of-West Locust Lagoon

Davenport · 11 mi away

—

Donahue 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 · Ozonation · Activated sludge · all terms

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