OAK HILL, OH · Ross County

CHILLICOTHE CORRECTIONAL INSTITUTION Water System

Current status

5 items on record are open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Ohio’s official records. Always confirm current status with Ohio before making decisions based on this information.

System facts

System ID (PWSID): OH7101212
System type: Community Water System
Population served: 9,000
Service connections: 130
Ownership: state government
Water source: groundwater (wells)

Violation history

Notification, Known or Potential LSL
—
LEAD AND COPPER RULE REVISIONS
July 2, 2025
Unaddressed
LSL Inventory
Health-based
LEAD AND COPPER RULE REVISIONS
October 17, 2024 – February 19, 2025
Resolved
LSL Reporting
—
LEAD AND COPPER RULE REVISIONS
October 17, 2024 – February 19, 2025
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
August 1, 2024
Unaddressed
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
August 19, 2022
Unaddressed
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
December 30, 2019
Unaddressed
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
January 23, 2019
Unaddressed
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
December 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
Nitrate
July 1, 2003 – December 31, 2003
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2001 – December 13, 2007
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 2001 – June 30, 2001
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 2000 – June 30, 2000
Resolved
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
July 1, 1995 – July 31, 1995
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 1995 – July 31, 1995
Resolved
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
June 1, 1993 – June 30, 1993
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 1993 – June 30, 1993
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 1992 – December 31, 1992
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 1992 – December 31, 1992
Resolved
Monitoring, Regular
—
Toxaphene
January 1, 1992 – December 31, 1992
Resolved
Monitoring, Regular
—
2,4-D
January 1, 1992 – December 31, 1992
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 1992 – December 31, 1992
Resolved
Monitoring, Regular
—
Endrin
January 1, 1992 – December 31, 1992
Resolved

Unaddressed no corrective action on record yetResolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
July 2, 2025	Notification, Known or Potential LSL	LEAD AND COPPER RULE REVISIONS	—	Unaddressed
October 17, 2024 – February 19, 2025	LSL Inventory	LEAD AND COPPER RULE REVISIONS	Health-based	Resolved
October 17, 2024 – February 19, 2025	LSL Reporting	LEAD AND COPPER RULE REVISIONS	—	Resolved
August 1, 2024	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Unaddressed
August 19, 2022	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Unaddressed
December 30, 2019	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Unaddressed
January 23, 2019	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Unaddressed
December 1, 2004 – December 31, 2004	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
July 1, 2003 – December 31, 2003	Monitoring, Regular	Nitrate	—	Resolved
July 1, 2001 – December 13, 2007	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
June 1, 2001 – June 30, 2001	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
June 1, 2000 – June 30, 2000	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 1995 – July 31, 1995	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 1995 – July 31, 1995	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
June 1, 1993 – June 30, 1993	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Resolved
June 1, 1993 – June 30, 1993	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
January 1, 1992 – December 31, 1992	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 1992 – December 31, 1992	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 1992 – December 31, 1992	Monitoring, Regular	Toxaphene	—	Resolved
January 1, 1992 – December 31, 1992	Monitoring, Regular	2,4-D	—	Resolved
January 1, 1992 – December 31, 1992	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 1, 1992 – December 31, 1992	Monitoring, Regular	Endrin	—	Resolved

Unaddressed no corrective action on record yetResolved addressed and confirmed by the state

Enforcement actions

October 21, 2025State Public Notification requested2 linked violations
October 21, 2025State Violation/Reminder Notice1 linked violation
June 11, 2025State Public Notification requested1 linked violation
June 10, 2025State Public Notification received2 linked violations
May 27, 2025State Public Notification requested2 linked violations
May 27, 2025State Violation/Reminder Notice1 linked violation
February 19, 2025State Compliance achieved2 linked violations
December 30, 2019State Violation/Reminder Notice3 linked violations
November 19, 1984State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record

Contact

LEHEW, JOHNATHAN

740-253-9401

OAK HILL, OH 45656