DANVERS, IL · McLean County

DANVERS Water System

Current status

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

System facts

System ID (PWSID): IL1130450
System type: Community Water System
Population served: 1,183
Service connections: 485
Ownership: local government
Water source: groundwater (wells)

Violation history

Notification, Known or Potential LSL
—
LEAD AND COPPER RULE REVISIONS
July 2, 2025
Unaddressed
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2016 – June 30, 2016
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2016 – March 31, 2016
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2015 – December 31, 2015
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2015 – September 30, 2015
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
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, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 2010 – November 30, 2010
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, Regular
—
Arsenic
April 1, 2010 – June 30, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2010 – March 31, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2009 – December 31, 2009
Resolved
Public Notification Violation without NPDWR Violation
—
Public Notice
July 21, 2009 – August 28, 2009
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
July 21, 2009 – August 28, 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, 2009 – June 30, 2009
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2009 – June 24, 2009
Resolved
OCCT/SOWT Study/Recommendation
Health-based
Lead and Copper Rule
January 30, 2009 – August 28, 2009
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2009 – March 31, 2009
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2008 – December 31, 2008
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2008 – September 30, 2008
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 2008 – July 31, 2008
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
October 1, 2007 – December 31, 2007
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2007 – September 30, 2007
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2007 – March 31, 2007
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2006 – September 30, 2006
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
April 1, 1993 – September 30, 1993
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
June 30, 1977 – June 29, 1981
Archived

Unaddressed no corrective action on record yetResolved 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 2, 2025	Notification, Known or Potential LSL	LEAD AND COPPER RULE REVISIONS	—	Unaddressed
April 1, 2016 – June 30, 2016	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 1, 2016 – March 31, 2016	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 2015 – December 31, 2015	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2015 – September 30, 2015	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	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 – 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
November 1, 2010 – November 30, 2010	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	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
April 1, 2010 – June 30, 2010	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2010 – March 31, 2010	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 2009 – December 31, 2009	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 21, 2009 – August 28, 2009	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
July 21, 2009 – August 28, 2009	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
July 1, 2009 – September 30, 2009	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 2009 – June 30, 2009	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 2009 – June 24, 2009	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 30, 2009 – August 28, 2009	OCCT/SOWT Study/Recommendation	Lead and Copper Rule	Health-based	Resolved
January 1, 2009 – March 31, 2009	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 2008 – December 31, 2008	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2008 – September 30, 2008	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2008 – July 31, 2008	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	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
October 1, 2007 – December 31, 2007	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2007 – September 30, 2007	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 1, 2007 – March 31, 2007	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2006 – September 30, 2006	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 1993 – September 30, 1993	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
June 30, 1977 – June 29, 1981	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

Unaddressed no corrective action on record yetResolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

July 3, 2025State Public Notification requested1 linked violation
July 3, 2025State Violation/Reminder Notice1 linked violation
June 19, 2017Federal Compliance achieved42 linked violations
January 23, 2017State Compliance achieved41 linked violations
August 15, 2016State Public Notification received1 linked violation
July 19, 2016State Violation/Reminder Notice1 linked violation
July 19, 2016State Public Notification requested1 linked violation
May 16, 2016State Public Notification received1 linked violation
April 1, 2016State Violation/Reminder Notice1 linked violation
April 1, 2016State Public Notification requested1 linked violation
February 16, 2016State Public Notification received1 linked violation
December 1, 2015State Violation/Reminder Notice1 linked violation
December 1, 2015State Public Notification requested1 linked violation
November 6, 2015State Public Notification received1 linked violation
August 20, 2015State Public Notification received1 linked violation
August 5, 2015State Public Notification requested1 linked violation
August 5, 2015State Violation/Reminder Notice1 linked violation
July 17, 2015State Violation/Reminder Notice1 linked violation
July 17, 2015State Public Notification requested1 linked violation
May 29, 2015State Public Notification received1 linked violation
April 16, 2015State Violation/Reminder Notice1 linked violation
April 16, 2015State Public Notification requested1 linked violation
February 11, 2015State Public Notification received1 linked violation
January 15, 2015State Violation/Reminder Notice1 linked violation
January 15, 2015State Public Notification requested1 linked violation
December 1, 2014State Public Notification received1 linked violation
October 16, 2014State Violation/Reminder Notice1 linked violation
October 16, 2014State Public Notification requested1 linked violation
September 5, 2014State Public Notification received1 linked violation
July 17, 2014State Violation/Reminder Notice1 linked violation
July 17, 2014State Public Notification requested1 linked violation
May 30, 2014State Public Notification received1 linked violation
April 16, 2014State Violation/Reminder Notice1 linked violation
April 16, 2014State Public Notification requested1 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 12, 2013State Public Notification received1 linked violation
October 22, 2013Federal Final Administrative Order issued33 linked violations
October 15, 2013State Public Notification requested1 linked violation
October 15, 2013State Violation/Reminder Notice1 linked violation
August 22, 2013State Public Notification received1 linked violation
July 23, 2013State Public Notification requested1 linked violation
July 23, 2013State Violation/Reminder Notice1 linked violation
May 29, 2013State Public Notification received1 linked violation
April 18, 2013State Violation/Reminder Notice1 linked violation
April 18, 2013State Public Notification requested83 linked violations
January 16, 2013State Public Notification requested2 linked violations
December 20, 2012State Public Notification received2 linked violations
October 24, 2012State Other36 linked violations
October 17, 2012State Violation/Reminder Notice1 linked violation
October 17, 2012State Public Notification requested1 linked violation
September 5, 2012State Public Notification received1 linked violation
July 13, 2012State Public Notification requested1 linked violation
July 13, 2012State Violation/Reminder Notice1 linked violation
May 31, 2012State Public Notification received1 linked violation
April 12, 2012State Public Notification requested1 linked violation
April 12, 2012State Violation/Reminder Notice1 linked violation
February 8, 2012State Public Notification received1 linked violation
January 17, 2012State Public Notification requested1 linked violation
January 17, 2012State Violation/Reminder Notice1 linked violation
November 4, 2011State Public Notification received1 linked violation
October 19, 2011State Public Notification requested1 linked violation
October 19, 2011State Violation/Reminder Notice1 linked violation
August 12, 2011State Public Notification received1 linked violation
July 20, 2011State Public Notification requested1 linked violation
July 20, 2011State Violation/Reminder Notice1 linked violation
May 19, 2011State Public Notification received1 linked violation
April 19, 2011State Public Notification requested1 linked violation
April 19, 2011State Violation/Reminder Notice1 linked violation
January 21, 2011State Public Notification requested1 linked violation
January 21, 2011State Violation/Reminder Notice1 linked violation
January 10, 2011State Public Notification received2 linked violations
January 3, 2011State Public Notification received1 linked violation
December 30, 2010State Compliance achieved1 linked violation
December 21, 2010State Violation/Reminder Notice1 linked violation
December 21, 2010State Public Notification requested1 linked violation
October 20, 2010State Violation/Reminder Notice1 linked violation
October 20, 2010State Public Notification requested1 linked violation
October 7, 2010State Public Notification received1 linked violation
July 15, 2010State Violation/Reminder Notice1 linked violation
July 15, 2010State Public Notification requested1 linked violation
July 14, 2010State Public Notification requested1 linked violation
July 14, 2010State Violation/Reminder Notice1 linked violation
June 6, 2010State Public Notification received1 linked violation
May 10, 2010State Public Notification received1 linked violation
May 5, 2010State Bilateral Compliance Agreement signed26 linked violations
April 15, 2010State Violation/Reminder Notice1 linked violation
April 15, 2010State Public Notification requested1 linked violation
February 4, 2010State Public Notification received1 linked violation
January 20, 2010State Public Notification requested1 linked violation
January 20, 2010State Violation/Reminder Notice1 linked violation
November 6, 2009State Public Notification received1 linked violation
October 22, 2009State Violation/Reminder Notice1 linked violation
October 22, 2009State Public Notification requested1 linked violation
September 10, 2009State Compliance Meeting conducted42 linked violations
August 28, 2009State Compliance achieved3 linked violations
August 28, 2009State Public Notification received1 linked violation
August 12, 2009State Violation/Reminder Notice2 linked violations
July 28, 2009State Public Notification received1 linked violation
July 15, 2009State Violation/Reminder Notice1 linked violation
July 15, 2009State Public Notification requested1 linked violation
June 24, 2009State Compliance achieved1 linked violation
June 11, 2009State Public Notification requested1 linked violation
June 11, 2009State Violation/Reminder Notice1 linked violation
April 21, 2009State Violation/Reminder Notice1 linked violation
April 21, 2009State Public Notification requested1 linked violation
April 15, 2009State Formal Notice of Violation issued1 linked violation
February 13, 2009State Public Notification received1 linked violation
January 31, 2009State Compliance achieved1 linked violation
January 30, 2009State Violation/Reminder Notice1 linked violation
January 15, 2009State Violation/Reminder Notice1 linked violation
January 15, 2009State Public Notification requested1 linked violation
December 1, 2008State Public Notification received1 linked violation
November 5, 2008State Bilateral Compliance Agreement signed36 linked violations
October 27, 2008State Public Notification requested1 linked violation
October 27, 2008State Violation/Reminder Notice1 linked violation
September 23, 2008State Public Notification received1 linked violation
August 22, 2008State Public Notification received1 linked violation
August 14, 2008State Public Notification requested1 linked violation
August 14, 2008State Violation/Reminder Notice1 linked violation
July 16, 2008State Public Notification requested1 linked violation
May 15, 2008State Public Notification received2 linked violations
April 16, 2008State Violation/Reminder Notice2 linked violations
January 16, 2008State Public Notification requested1 linked violation
November 28, 2007State Formal Notice of Violation issued37 linked violations
November 20, 2007State Public Notification received1 linked violation
October 15, 2007State Violation/Reminder Notice1 linked violation
October 15, 2007State Public Notification requested1 linked violation
May 7, 2007State Public Notification received1 linked violation
April 23, 2007State Compliance achieved5 linked violations
April 13, 2007State Public Notification requested1 linked violation
April 13, 2007State Violation/Reminder Notice1 linked violation
January 3, 2007State Violation/Reminder Notice2 linked violations
November 2, 2006State Public Notification received2 linked violations
October 17, 2006State Public Notification requested1 linked violation
October 17, 2006State Violation/Reminder Notice1 linked violation
August 24, 2006State Public Notification received2 linked violations
August 1, 2006State Public Notification requested4 linked violations
June 13, 2006State Bilateral Compliance Agreement signed8 linked violations
April 24, 2006State Public Notification received1 linked violation
April 12, 2006State Formal Notice of Violation issued5 linked violations
April 10, 2006State Public Notification requested1 linked violation
April 10, 2006State Violation/Reminder Notice1 linked violation
March 2, 1995State Compliance achieved1 linked violation
August 23, 1994State Compliance achieved1 linked violation

Contact

ERNST, D. MITCHELL

309-963-4928

DANVERS, IL 61732