What is the address of Somerset WWTP?

The address on the plant’s EPA facility record is 6805 St Rte 668 N, Somerset, OH 43783, in Perry County. Its coordinates are 39.7928, -82.3037. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does Somerset WWTP treat?

Somerset WWTP treats an average of 0.18 MGD and is permitted for a design flow of 0.25 MGD.

What treatment technology does Somerset WWTP use?

Klarifi has identified 2 treatment structures and unit processes at the Somerset facility. The full treatment train, with exact unit counts, is shown in Klarifi with a free account.

What is the NPDES permit for Somerset WWTP?

The facility discharges under NPDES permit OH0023566, currently effective, expiring October 2028.

Is Somerset WWTP in compliance?

Discharge monitoring reports show 56 violations at Somerset WWTP in the last three years, 56 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Somerset WWTP and how do I contact them?

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

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Somerset WWTP

6805 St Rte 668 N, Somerset, OH 43783 · Perry County · Publicly Owned Treatment Works

Average flow: 0.18 MGD

Design flow: 0.25 MGD

NPDES permit: OH0023566; Effective

Permit expires: October 2028

Population served: 1,457; CWNS 2022

Somerset WWTP is a publicly owned wastewater treatment works in Somerset, Perry County, Ohio treating an average of 0.18 million gallons per day against a permitted design capacity of 0.25 MGD, serving about 1,457 residents. It discharges under NPDES permit OH0023566 (effective), which expires in October 2028, with 56 recorded violations in the last three years.

Treatment technology

2 treatment structures and unit processes identified at Somerset WWTP.

Available with a free Klarifi account

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

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Compliance snapshot (last 3 years)

Total violations: 56

Effluent violations: 56

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

Key contacts

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

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

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Nearby wastewater treatment plants in Ohio

Junction City WWTP

Junction City · 5 mi away

0.05 MGD

New Lexington WWTP

New Lexington · 6 mi away

0.85 MGD

Glenford WWTP

Glenford · 7 mi away

0.01 MGD

Bremen WWTP

Bremen · 10 mi away

0.14 MGD

Thornville WWTP

Thornville · 10 mi away

0.3 MGD

Roseville WWTP

Roseville · 12 mi away

0.45 MGD

Lakeside Estates Water Reclamation Facility

Lancaster · 13 mi away

0.01 MGD

Shawnee WWTP

Shawnee · 13 mi away

0.02 MGD

Somerset 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 September 16, 2026.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Significant industrial user · WWTP · all terms

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