CARLOCK, IL · McLean County

CARLOCK 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): IL1130250
System type: Community Water System
Population served: 562
Service connections: 264
Ownership: local government
Water source: groundwater (wells)

Violation history

Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2024 – August 5, 2024
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2015 – June 30, 2015
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2015 – March 31, 2015
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2014 – December 31, 2014
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2014 – September 30, 2014
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2014 – June 30, 2014
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2014 – March 31, 2014
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2013 – December 31, 2013
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2013 – September 30, 2013
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2013 – June 30, 2013
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2013 – March 31, 2013
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2012 – December 31, 2012
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2012 – July 20, 2012
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2012 – September 30, 2012
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2012 – June 30, 2012
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2012 – March 31, 2012
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2011 – December 31, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2011 – September 30, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2011 – June 30, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2011 – March 31, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2010 – December 31, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2010 – September 30, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2010 – June 30, 2010
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
July 1, 2005 – July 31, 2005
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2004 – August 2, 2004
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 1999 – October 31, 1999
Archived
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
October 1, 1999 – October 31, 1999
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
March 1, 1999 – March 31, 1999
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
June 30, 1977 – June 29, 1981
Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
July 1, 2024 – August 5, 2024	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
April 1, 2015 – June 30, 2015	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 1, 2015 – March 31, 2015	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 2014 – December 31, 2014	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2014 – September 30, 2014	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 2014 – June 30, 2014	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 1, 2014 – March 31, 2014	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 2013 – December 31, 2013	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2013 – September 30, 2013	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 2013 – June 30, 2013	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 1, 2013 – March 31, 2013	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 2012 – December 31, 2012	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2012 – July 20, 2012	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2012 – September 30, 2012	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 2012 – June 30, 2012	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 1, 2012 – March 31, 2012	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 2011 – December 31, 2011	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2011 – September 30, 2011	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 2011 – June 30, 2011	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 1, 2011 – March 31, 2011	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 2010 – December 31, 2010	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2010 – September 30, 2010	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 2010 – June 30, 2010	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2005 – July 31, 2005	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2004 – August 2, 2004	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 1999 – October 31, 1999	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
October 1, 1999 – October 31, 1999	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Archived
March 1, 1999 – March 31, 1999	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
June 30, 1977 – June 29, 1981	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

August 5, 2024State Compliance achieved1 linked violation
July 31, 2024State Violation/Reminder Notice1 linked violation
August 12, 2016Federal Compliance achieved21 linked violations
September 1, 2015State Compliance achieved21 linked violations
July 17, 2015State Violation/Reminder Notice1 linked violation
June 19, 2015State Public Notification received1 linked violation
June 17, 2015State Public Notification received1 linked violation
April 16, 2015State Violation/Reminder Notice1 linked violation
April 16, 2015State Public Notification requested1 linked violation
January 16, 2015State Public Notification received1 linked violation
January 15, 2015State Violation/Reminder Notice1 linked violation
January 15, 2015State Public Notification requested1 linked violation
October 16, 2014State Public Notification requested1 linked violation
October 16, 2014State Violation/Reminder Notice1 linked violation
September 4, 2014State Public Notification received1 linked violation
July 17, 2014State Public Notification requested1 linked violation
July 17, 2014State Violation/Reminder Notice1 linked violation
May 7, 2014State Public Notification received1 linked violation
April 16, 2014State Public Notification requested1 linked violation
April 16, 2014State Violation/Reminder Notice1 linked violation
February 24, 2014State Public Notification received1 linked violation
January 31, 2014State Violation/Reminder Notice1 linked violation
January 31, 2014State Public Notification requested1 linked violation
November 15, 2013State Public Notification received1 linked violation
October 15, 2013State Public Notification requested1 linked violation
October 15, 2013State Violation/Reminder Notice1 linked violation
October 8, 2013State Public Notification received1 linked violation
July 23, 2013State Public Notification requested1 linked violation
July 23, 2013State Violation/Reminder Notice1 linked violation
May 20, 2013State Public Notification received1 linked violation
April 18, 2013State Violation/Reminder Notice1 linked violation
April 18, 2013State Public Notification requested1 linked violation
February 19, 2013State Public Notification received1 linked violation
January 16, 2013State Violation/Reminder Notice1 linked violation
January 16, 2013State Public Notification requested1 linked violation
December 5, 2012Federal Final Administrative Order issued17 linked violations
November 9, 2012State Public Notification received1 linked violation
October 17, 2012State Public Notification requested1 linked violation
October 17, 2012State Violation/Reminder Notice1 linked violation
August 1, 2012State Public Notification received1 linked violation
July 20, 2012State Compliance achieved1 linked violation
July 13, 2012State Violation/Reminder Notice1 linked violation
July 13, 2012State Public Notification requested1 linked violation
July 12, 2012State Violation/Reminder Notice1 linked violation
May 18, 2012State Public Notification received1 linked violation
April 12, 2012State Violation/Reminder Notice1 linked violation
April 12, 2012State Public Notification requested1 linked violation
February 22, 2012State Public Notification received1 linked violation
January 17, 2012State Violation/Reminder Notice1 linked violation
January 17, 2012State Public Notification requested1 linked violation
October 19, 2011State Public Notification requested1 linked violation
October 19, 2011State Violation/Reminder Notice1 linked violation
September 15, 2011Federal issued Formal Notice of Violation5 linked violations
August 11, 2011State Public Notification received1 linked violation
July 20, 2011State Public Notification requested1 linked violation
July 20, 2011State Violation/Reminder Notice1 linked violation
May 26, 2011State Other21 linked violations
April 28, 2011State Public Notification received1 linked violation
April 19, 2011State Violation/Reminder Notice1 linked violation
April 19, 2011State Public Notification requested1 linked violation
February 8, 2011State Public Notification received1 linked violation
January 21, 2011State Public Notification requested1 linked violation
January 21, 2011State Violation/Reminder Notice1 linked violation
November 23, 2010State Public Notification received1 linked violation
October 20, 2010State Public Notification requested1 linked violation
October 20, 2010State Violation/Reminder Notice1 linked violation
August 20, 2010State Public Notification received1 linked violation
August 10, 2010State Formal Notice of Violation issued21 linked violations
August 3, 2010State Public Notification requested1 linked violation
August 3, 2010State Violation/Reminder Notice1 linked violation
October 17, 2005State Public Notification received2 linked violations
October 6, 2005State Public Notification requested1 linked violation
October 6, 2005State Violation/Reminder Notice1 linked violation
October 4, 2005State Public Notification requested1 linked violation
October 4, 2005State Violation/Reminder Notice1 linked violation
September 13, 2005State Public Notification received1 linked violation
September 7, 2005State Violation/Reminder Notice1 linked violation
September 7, 2005State Public Notification requested1 linked violation
September 6, 2005State Compliance achieved3 linked violations
April 28, 2005State Public Notification received1 linked violation
April 28, 2005State Public Notification received1 linked violation
February 1, 2005State Compliance achieved2 linked violations
October 7, 2004State Public Notification requested1 linked violation
October 7, 2004State Violation/Reminder Notice1 linked violation
October 6, 2004State Public Notification requested1 linked violation
October 6, 2004State Violation/Reminder Notice1 linked violation
August 24, 2004State Public Notification requested1 linked violation
August 24, 2004State Violation/Reminder Notice1 linked violation
August 2, 2004State Compliance achieved1 linked violation
July 6, 2004State Public Notification received1 linked violation
December 15, 1999State Public Notification requested2 linked violations
December 15, 1999State Violation/Reminder Notice2 linked violations
May 15, 1999State Public Notification requested1 linked violation
May 15, 1999State Violation/Reminder Notice1 linked violation
May 6, 1993State Public Notification requested1 linked violation
May 6, 1993State Violation/Reminder Notice1 linked violation

Contact

BECKER, MICHELE

309-376-2219

CARLOCK, IL 61725