Circleville WWTP
799 West Main Street, Circleville, OH 43113 · Pickaway County · Publicly Owned Treatment Works
- Average flow
- 1.52 MGD
- Design flow
- 4 MGD
- NPDES permit
- OH0024465
- Effective
- Permit expires
- January 2031
- Population served
- 13,779
- CWNS 2022
Circleville WWTP is a publicly owned wastewater treatment works in Circleville, Pickaway County, Ohio treating an average of 1.52 million gallons per day against a permitted design capacity of 4 MGD, serving about 13,779 residents. It discharges under NPDES permit OH0024465 (effective), which expires in January 2031, with 13 recorded violations in the last three years.
Treatment technology
Treatment structures and unit processes at Circleville WWTP.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 13
- Effluent violations
- 13
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Circleville WWTP.
No verified contacts on file yet
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Nearby wastewater treatment plants in Ohio
Circleville · 2 mi away
0.0081 MGD
Circleville · 3 mi away
0.01 MGD
Circleville · 5 mi away
0.01 MGD
Circleville · 6 mi away
0.02 MGD
Circleville · 6 mi away
0.18 MGD
Ashville · 7 mi away
0.0015 MGD
Kingston · 8 mi away
0.2 MGD
Williamsport · 9 mi away
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Circleville 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 December 18, 2024.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Lift station · Sludge dewatering · all terms