How much wastewater does Carey WWTP treat?

Carey WWTP treats an average of 0.41 MGD and is permitted for a design flow of 0.91 MGD.

What treatment technology does Carey WWTP use?

Klarifi has identified clarifiers, carrousels / oxidation ditches at the Carey facility.

What is the NPDES permit for Carey WWTP?

The facility discharges under NPDES permit OH0020206, currently effective, expiring December 2029.

Is Carey WWTP in compliance?

Discharge monitoring reports show 21 violations at Carey WWTP in the last three years, 21 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Carey WWTP and how do I contact them?

Carey WWTP is a publicly owned treatment works in Carey, Ohio. Klarifi lists decision-maker contacts for this facility, available with a free trial.

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Carey WWTP

Carey, OH · Wyandot County · Publicly Owned Treatment Works

Average flow: 0.41 MGD

Design flow: 0.91 MGD

NPDES permit: OH0020206; Effective

Permit expires: December 2029

Population served: 3,546; CWNS 2022

Carey WWTP is a publicly owned wastewater treatment works in Carey, Wyandot County, Ohio treating an average of 0.41 million gallons per day against a permitted design capacity of 0.91 MGD, serving about 3,546 residents. Treatment on site includes clarifiers, carrousels / oxidation ditches. It discharges under NPDES permit OH0020206 (effective), which expires in December 2029, with 21 recorded violations in the last three years.

Treatment technology

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

Clarifiers

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Carrousels / oxidation ditches

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Compliance snapshot (last 3 years)

Total violations: 21

Effluent violations: 21

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

Key contacts

Decision-makers at Carey WWTP.

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Nearby wastewater treatment plants in Ohio

Odot Park No 1-30

Carey · 2 mi away

0.0014 MGD

Odot Dist 1 Park No 1-29

Carey · 5 mi away

0.0011 MGD

Vanlue STP

Vanlue · 7 mi away

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Upper Sandusky WWTP

Upper Sandusky · 9 mi away

1.02 MGD

Sycamore WWTP

Sycamore · 10 mi away

0.02 MGD

Mt Blanchard WWTP

Mt Blanchard · 11 mi away

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Forest Village-Forest Village Old

Forest · 13 mi away

0.09 MGD

Honey Creek Village

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0.01 MGD

Carey 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 September 11, 2026; facility record last updated May 24, 2025.

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