OHIO, IL · Bureau County

OHIO Water System

Current status

No open violations on record as of July 4, 2026.

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 Illinois’s official records. Always confirm current status with Illinois before making decisions based on this information.

System facts

System ID (PWSID): IL0110800
System type: Community Water System
Population served: 465
Service connections: 246
Ownership: local government
Water source: groundwater (wells)

Violation history

Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2009 – December 31, 2009
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2009 – September 30, 2009
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2008 – June 30, 2008
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2008 – March 31, 2008
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2006 – June 30, 2006
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
October 1, 1991 – December 31, 1991
Resolved
Monitoring, Regular
—
Trichloroethylene
October 1, 1991 – December 31, 1991
Resolved
Monitoring, Regular
—
Carbon tetrachloride
October 1, 1991 – December 31, 1991
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
October 1, 1991 – December 31, 1991
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
October 1, 2009 – December 31, 2009	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2009 – September 30, 2009	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 2008 – June 30, 2008	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 1, 2008 – March 31, 2008	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 2006 – June 30, 2006	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 1991 – December 31, 1991	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
October 1, 1991 – December 31, 1991	Monitoring, Regular	Trichloroethylene	—	Resolved
October 1, 1991 – December 31, 1991	Monitoring, Regular	Carbon tetrachloride	—	Resolved
October 1, 1991 – December 31, 1991	Monitoring, Regular	1,2-Dichloroethane	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

June 30, 2010State Compliance achieved1 linked violation
March 5, 2010State Compliance achieved16 linked violations
January 20, 2010State Violation/Reminder Notice1 linked violation
November 9, 2009State Public Notification received1 linked violation
October 30, 2009State Violation/Reminder Notice1 linked violation
October 20, 2009State Violation/Reminder Notice1 linked violation
October 20, 2009State Public Notification requested1 linked violation
August 2, 2009State Public Notification received1 linked violation
July 15, 2009State Violation/Reminder Notice1 linked violation
July 15, 2009State Public Notification requested1 linked violation
May 4, 2009State Public Notification received1 linked violation
April 21, 2009State Violation/Reminder Notice1 linked violation
April 21, 2009State Public Notification requested1 linked violation
January 31, 2009State Public Notification received1 linked violation
January 15, 2009State Violation/Reminder Notice1 linked violation
January 15, 2009State Public Notification requested1 linked violation
November 3, 2008State Public Notification received1 linked violation
October 27, 2008State Violation/Reminder Notice1 linked violation
October 27, 2008State Public Notification requested1 linked violation
August 5, 2008State Public Notification received1 linked violation
July 16, 2008State Violation/Reminder Notice1 linked violation
July 16, 2008State Public Notification requested1 linked violation
May 1, 2008State Public Notification received1 linked violation
April 16, 2008State Violation/Reminder Notice1 linked violation
April 16, 2008State Public Notification requested1 linked violation
April 2, 2008State Bilateral Compliance Agreement signed1 linked violation
March 25, 2008State Compliance achieved1 linked violation
March 11, 2008State Public Notification received1 linked violation
March 3, 2008State Formal Notice of Violation issued1 linked violation
February 13, 2008State Violation/Reminder Notice1 linked violation
February 13, 2008State Public Notification requested1 linked violation
January 29, 2008State Public Notification received1 linked violation
January 16, 2008State Violation/Reminder Notice1 linked violation
January 16, 2008State Public Notification requested1 linked violation
October 30, 2007State Public Notification received1 linked violation
October 15, 2007State Public Notification requested1 linked violation
October 15, 2007State Violation/Reminder Notice1 linked violation
August 2, 2007State Public Notification received1 linked violation
July 17, 2007State Public Notification requested1 linked violation
July 17, 2007State Violation/Reminder Notice1 linked violation
May 5, 2007State Public Notification received1 linked violation
April 12, 2007State Violation/Reminder Notice1 linked violation
April 12, 2007State Public Notification requested1 linked violation
February 3, 2007State Public Notification received1 linked violation
January 3, 2007State Violation/Reminder Notice1 linked violation
January 3, 2007State Public Notification requested1 linked violation
November 8, 2006State Public Notification received1 linked violation
October 11, 2006State Violation/Reminder Notice1 linked violation
October 11, 2006State Public Notification requested1 linked violation
August 11, 2006State Public Notification received1 linked violation
July 31, 2006State Violation/Reminder Notice1 linked violation
July 31, 2006State Public Notification requested1 linked violation
June 22, 2006State Bilateral Compliance Agreement signed16 linked violations
May 15, 2006State Public Notification received1 linked violation
April 13, 2006State Formal Notice of Violation issued16 linked violations
April 10, 2006State Violation/Reminder Notice1 linked violation
April 10, 2006State Public Notification requested1 linked violation
February 19, 1993State Compliance achieved7 linked violations
August 29, 1992State Violation/Reminder Notice1 linked violation
August 29, 1992State Public Notification requested1 linked violation
August 24, 1992State Public Notification received1 linked violation
March 11, 1992State Public Notification requested7 linked violations
October 1, 1991State Public Notification requested7 linked violations
October 1, 1991State Violation/Reminder Notice7 linked violations
September 29, 1991State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
September 9, 1991State Public Notification received1 linked violation
August 31, 1991State Violation/Reminder Notice1 linked violation
August 31, 1991State Public Notification requested1 linked violation

Contact

THOMAS, CHARLES L.

815-376-6446

OHIO, IL 61349