How much wastewater does Shiloh WWTP treat?

Shiloh WWTP treats an average of 0.14 MGD and is permitted for a design flow of 0.15 MGD.

What treatment technology does Shiloh WWTP use?

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

What is the NPDES permit for Shiloh WWTP?

The facility discharges under NPDES permit OH0027405, currently effective, expiring April 2030.

Is Shiloh WWTP in compliance?

Discharge monitoring reports show 11 violations at Shiloh WWTP in the last three years, 11 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Shiloh WWTP and how do I contact them?

Shiloh WWTP is a publicly owned treatment works in Shiloh, Ohio. Klarifi lists 2 verified decision-maker contacts for this facility, available with a free trial.

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Shiloh WWTP

Shiloh, OH 44878 · Richland County · Publicly Owned Treatment Works

Average flow: 0.14 MGD

Design flow: 0.15 MGD

NPDES permit: OH0027405; Effective

Permit expires: April 2030

Population served: 619; CWNS 2022

Shiloh WWTP is a publicly owned wastewater treatment works in Shiloh, Richland County, Ohio treating an average of 0.14 million gallons per day against a permitted design capacity of 0.15 MGD, serving about 619 residents. It discharges under NPDES permit OH0027405 (effective), which expires in April 2030, with 11 recorded violations in the last three years.

Treatment technology

One treatment structure or unit process identified at Shiloh WWTP.

Available with a free Klarifi account

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

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Compliance snapshot (last 3 years)

Total violations: 11

Effluent violations: 11

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

Key contacts

2 verified contacts for Shiloh WWTP, with validated emails and direct phone numbers.

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

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Nearby wastewater treatment plants in Ohio

Plymouth WWTP

Plymouth · 4 mi away

0.23 MGD

Shelby WWTP

Shelby · 5 mi away

1.79 MGD

Greenwich WWTP

Greenwich · 6 mi away

0.21 MGD

Coble Village

Willard · 6 mi away

0.0057 MGD

Irbw Properties, Ltd. Dba Willard Mhp

Willard · 7 mi away

0.0016 MGD

Willard WPCP

Willard · 9 mi away

1.81 MGD

Indian Trail Campground

Fitchville · 10 mi away

0.0023 MGD

Savannah WWTP

Savannah · 12 mi away

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Shiloh 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 26, 2026.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Equalization tank · Centrate · all terms

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