What is the address of Fremont City Of STP?

The address on the plant’s EPA facility record is Off 310th Strret, Southwest Of, Fremont, IA 52561, in Mahaska County. Its coordinates are 41.2056, -92.4505. For some plants the record holds the utility’s mailing address rather than the plant gate.

What treatment technology does Fremont City Of STP use?

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

What is the NPDES permit for Fremont City Of STP?

The facility discharges under NPDES permit IA0056791, currently administratively continued, expiring March 2017.

Is Fremont City Of STP in compliance?

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

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

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

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Fremont City Of STP

Off 310th Strret, Southwest Of, Fremont, IA 52561 · Mahaska County · Publicly Owned Treatment Works

Average flow: —

Design flow: —

NPDES permit: IA0056791; Administratively continued

Permit expires: March 2017

Population served: 777; CWNS 2022

Fremont City Of STP is a publicly owned wastewater treatment works in Fremont, Mahaska County, Iowa, serving about 777 residents. It discharges under NPDES permit IA0056791 (administratively continued), which expires in March 2017, with 6 recorded violations in the last three years.

Treatment technology

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

Available with a free Klarifi account

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

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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 Fremont 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 Fremont City Of STP, plus the full compliance history and discharge data.

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Fremont 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 · Oxidation ditch · Anaerobic digester · all terms

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