What is the address of Willshire WWTP?

The address on the plant’s EPA facility record is North Hogan Street, Willshire, OH 45898, in Van Wert County. Its coordinates are 40.7515, -84.7957. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does Willshire WWTP treat?

Willshire WWTP is permitted for a design flow of 0.07 MGD. Its average daily flow is not available in the current EPA data.

What is the NPDES permit for Willshire WWTP?

The facility discharges under NPDES permit OH0031003, currently effective, expiring January 2028.

Is Willshire WWTP in compliance?

Discharge monitoring reports show 138 violations at Willshire WWTP in the last three years, 138 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Willshire WWTP and how do I contact them?

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

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Willshire WWTP

North Hogan Street, Willshire, OH 45898 · Van Wert County · Publicly Owned Treatment Works

Average flow: —

Design flow: 0.07 MGD

NPDES permit: OH0031003; Effective

Permit expires: January 2028

Population served: 405; CWNS 2022

Willshire WWTP is a publicly owned wastewater treatment works in Willshire, Van Wert County, Ohio, serving about 405 residents. It discharges under NPDES permit OH0031003 (effective), which expires in January 2028, with 138 recorded violations in the last three years.

Treatment technology

Treatment structures and unit processes at Willshire WWTP.

Treatment structure data not yet analyzed for this facility.

Compliance snapshot (last 3 years)

Total violations: 138

Effluent violations: 138

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

Key contacts

1 verified contact for Willshire WWTP, with validated emails and direct phone numbers.

Unlock 1 verified contact

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

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Willshire WWTP: 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 November 15, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Ozonation · Activated sludge · all terms

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