What is the address of Fremont WPCF?

The address on the plant’s EPA facility record is 1019 Sand Street, Fremont, OH 43420, in Sandusky County. Its coordinates are 41.3599, -83.1062. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does Fremont WPCF treat?

Fremont WPCF treats an average of 7.22 MGD and is permitted for a design flow of 7.6 MGD.

What treatment technology does Fremont WPCF use?

Klarifi has identified 2 treatment structures and unit processes 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 WPCF?

The facility discharges under NPDES permit OH0025291, currently effective, expiring September 2029.

Is Fremont WPCF in compliance?

Discharge monitoring reports show 7 violations at Fremont WPCF in the last three years, 7 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Fremont WPCF and how do I contact them?

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

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Fremont WPCF

1019 Sand Street, Fremont, OH 43420 · Sandusky County · Publicly Owned Treatment Works

Average flow: 7.22 MGD

Design flow: 7.6 MGD

NPDES permit: OH0025291; Effective

Permit expires: September 2029

Population served: 24,104; CWNS 2022

Fremont WPCF is a publicly owned wastewater treatment works in Fremont, Sandusky County, Ohio treating an average of 7.22 million gallons per day against a permitted design capacity of 7.6 MGD, serving about 24,104 residents. It discharges under NPDES permit OH0025291 (effective), which expires in September 2029, with 7 recorded violations in the last three years.

Treatment technology

2 treatment structures and unit processes identified at Fremont WPCF.

Available with a free Klarifi account

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

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Compliance snapshot (last 3 years)

Total violations: 7

Effluent violations: 7

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 WPCF, with validated emails and direct phone numbers.

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Names, validated emails and direct phone numbers for decision-makers at Fremont WPCF, plus the full compliance history and discharge data.

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Oak Harbor WWTP

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Gibsonburg WWTP

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Fremont WPCF: 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 February 28, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Filter press · FOG · all terms

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