How much wastewater does Quasqueton City Of STP treat?

Quasqueton City Of STP is permitted for a design flow of 0.14 MGD. Its average daily flow is not available in the current EPA data.

What is the NPDES permit for Quasqueton City Of STP?

The facility discharges under NPDES permit IA0057011, currently effective, expiring January 2030.

Is Quasqueton City Of STP in compliance?

Discharge monitoring reports show 23 violations at Quasqueton City Of STP in the last three years, 14 of them effluent limit exceedances. The full history is available in Klarifi.

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

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

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Quasqueton City Of STP

Q: What treatment technology does Quasqueton City Of STP use?

Klarifi has identified aerated lagoons, disinfection, chlorine/ chloramine, lagoon, aerobic at the Quasqueton facility.

Quasqueton, IA · Buchanan County · Publicly Owned Treatment Works

Average flow: —

Design flow: 0.14 MGD

NPDES permit: IA0057011; Effective

Permit expires: January 2030

Population served: 570; CWNS 2022

Quasqueton City Of STP is a publicly owned wastewater treatment works in Quasqueton, Buchanan County, Iowa, serving about 570 residents. Treatment on site includes aerated lagoons, disinfection, chlorine/ chloramine, lagoon, aerobic. It discharges under NPDES permit IA0057011 (effective), which expires in January 2030, with 23 recorded violations in the last three years.

Treatment technology

Treatment structures identified at this facility. Exact unit counts are available in Klarifi.

Aerated lagoons

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Disinfection, chlorine/ chloramine

unit process

Lagoon, Aerobic

unit process

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Compliance snapshot (last 3 years)

Total violations: 23

Effluent violations: 14

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

Key contacts

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

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Quasqueton 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 September 11, 2026; facility record last updated March 28, 2025.

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