Chillicothe Correctional Institution
15802 St Rte 104N, Chillicothe, OH 45601 · Ross County · Publicly Owned Treatment Works
- Average flow
- 0.95 MGD
- Design flow
- 4.4 MGD
- NPDES permit
- OH0076490
- Effective
- Permit expires
- January 2031
- Population served
- —
- CWNS 2022
Chillicothe Correctional Institution is a publicly owned wastewater treatment plant in Chillicothe, Ross County, Ohio treating an average of 0.95 million gallons per day against a permitted design capacity of 4.4 MGD. It discharges under NPDES permit OH0076490 (effective), which expires in January 2031, with 125 recorded violations in the last three years. EPA has recorded 3 formal enforcement actions naming the plant, the latest in January 1987.
Treatment technology
Treatment structures and unit processes at Chillicothe Correctional Institution.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 125
- Effluent violations
- 13
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Chillicothe Correctional Institution in EPA's ICIS system.
- Formal actions
- 3
- 0 since FY2020
- Penalties assessed
- $95,000
- all cases
- EPA inspections
- 0
- none on record
Latest case · Jan 1987
OHIO DEPT OF REHAB & CORR.
Judicial case · CAA, Implementation Plan for National Primary and Secondary Ambient Air Quality Standards · Combined With Another Case(s) · The case also names 1 other plant, and its amounts cover all of them
Source: EPA ECHO, civil enforcement case 05-1979-0042.
Full case history with a free Klarifi account
Every action against Chillicothe Correctional Institution with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Chillicothe Correctional Institution.
No verified contacts on file yet
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Nearby wastewater treatment plants in Ohio
Chillicothe · 3 mi away
0.58 MGD
Chillicothe · 4 mi away
2.75 MGD
Chillicothe · 5 mi away
0.0011 MGD
Chillicothe · 8 mi away
0.0045 MGD
Kingston · 9 mi away
0.2 MGD
Frankfort · 10 mi away
0.17 MGD
Circleville · 10 mi away
0.18 MGD
Clarksburg · 12 mi away
0.07 MGD
Chillicothe Correctional Institution: 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 June 23, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · FOG · Equalization tank · all terms