How much wastewater does Allerton City Of STP North treat?

Allerton City Of STP North is permitted for a design flow of 0.05 MGD. Its average daily flow is not available in the current EPA data.

What treatment technology does Allerton City Of STP North use?

Klarifi has identified uncovered lagoons at the Allerton facility.

What is the NPDES permit for Allerton City Of STP North?

The facility discharges under NPDES permit IA0054054, currently administratively continued, expiring August 2026.

Is Allerton City Of STP North in compliance?

Discharge monitoring reports show 6 violations at Allerton City Of STP North in the last three years. The full history is available in Klarifi.

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

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

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Allerton City Of STP North

Allerton, IA · Wayne County · Publicly Owned Treatment Works

Average flow: —

Design flow: 0.05 MGD

NPDES permit: IA0054054; Administratively continued

Permit expires: August 2026

Population served: 181; CWNS 2022

Allerton City Of STP North is a publicly owned wastewater treatment works in Allerton, Wayne County, Iowa, serving about 181 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit IA0054054 (administratively continued), which expires in August 2026, with 6 recorded violations in the last three years.

Treatment technology

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

Uncovered lagoons

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Compliance snapshot (last 3 years)

Total violations: 6

Effluent violations: 0

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

Key contacts

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

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

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Allerton City Of STP North: 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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