MAPLETON, IL · Peoria County

MAPLETON Water System

Current status

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

System facts

System ID (PWSID): IL1430500
System type: Community Water System
Population served: 261
Service connections: 115
Ownership: local government
Water source: groundwater (wells)

Violation history

Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
July 1, 2025
Unaddressed
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2025
Unaddressed
Lead Consumer Notice
—
Lead and Copper Rule
December 30, 2021 – July 21, 2022
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2018 – October 4, 2018
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
May 5, 2017 – June 2, 2017
Resolved
OCCT/SOWT Study/Recommendation
Health-based
Lead and Copper Rule
April 1, 2017 – July 18, 2017
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2014 – July 21, 2014
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2011 – August 16, 2011
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2010 – July 26, 2010
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2007 – July 18, 2007
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2004 – June 27, 2005
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
January 1, 2004 – January 15, 2004
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
December 1, 2003 – December 31, 2003
Archived
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
October 1, 2003 – December 31, 2003
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
July 1, 2003 – September 30, 2003
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
April 1, 2003 – June 30, 2003
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
February 1, 2003 – February 28, 2003
Archived
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
January 1, 2003 – March 31, 2003
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
October 1, 2002 – December 31, 2002
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
July 1, 2002 – July 31, 2002
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
December 1, 2001 – December 31, 2001
Archived
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
September 1, 2000 – September 30, 2002
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Gross Alpha, Excl. Radon and U
January 1, 1998 – December 31, 2001
Archived
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
September 1, 1996 – August 31, 2000
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 1994 – November 30, 1994
Archived
Maximum Contaminant Level Violation, Average
Health-based
Gross Alpha, Excl. Radon and U
December 30, 1993 – December 29, 1997
Archived
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
October 1, 1988 – August 31, 1992
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
September 1, 1988 – August 31, 1992
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Fluoride
December 1, 1984 – November 14, 1985
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Fluoride
December 17, 1981 – December 16, 1984
Archived
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 1, 2025	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Unaddressed
July 1, 2025	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Unaddressed
December 30, 2021 – July 21, 2022	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
July 1, 2018 – October 4, 2018	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
May 5, 2017 – June 2, 2017	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
April 1, 2017 – July 18, 2017	OCCT/SOWT Study/Recommendation	Lead and Copper Rule	Health-based	Resolved
July 1, 2014 – July 21, 2014	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2011 – August 16, 2011	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2010 – July 26, 2010	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2007 – July 18, 2007	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2004 – June 27, 2005	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
January 1, 2004 – January 15, 2004	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
December 1, 2003 – December 31, 2003	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
October 1, 2003 – December 31, 2003	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
July 1, 2003 – September 30, 2003	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
April 1, 2003 – June 30, 2003	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
February 1, 2003 – February 28, 2003	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
January 1, 2003 – March 31, 2003	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
October 1, 2002 – December 31, 2002	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
July 1, 2002 – July 31, 2002	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Archived
December 1, 2001 – December 31, 2001	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
September 1, 2000 – September 30, 2002	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
January 1, 1998 – December 31, 2001	Maximum Contaminant Level Violation, Average	Gross Alpha, Excl. Radon and U	Health-based	Archived
September 1, 1996 – August 31, 2000	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
November 1, 1994 – November 30, 1994	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
December 30, 1993 – December 29, 1997	Maximum Contaminant Level Violation, Average	Gross Alpha, Excl. Radon and U	Health-based	Archived
October 1, 1988 – August 31, 1992	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
September 1, 1988 – August 31, 1992	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
December 1, 1984 – November 14, 1985	Maximum Contaminant Level Violation, Average	Fluoride	Health-based	Resolved
December 17, 1981 – December 16, 1984	Maximum Contaminant Level Violation, Average	Fluoride	Health-based	Archived
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

August 11, 2025State Violation/Reminder Notice1 linked violation
July 29, 2025State Public Notification requested1 linked violation
August 2, 2022State Bilateral Compliance Agreement signed3 linked violations
August 2, 2022State Administrative/Compliance Order without penalty issued2 linked violations
July 21, 2022State Compliance achieved1 linked violation
October 4, 2018State Compliance achieved2 linked violations
August 23, 2017State Bilateral Compliance Agreement signed3 linked violations
June 13, 2017State Violation/Reminder Notice1 linked violation
June 8, 2017State Public Notification received1 linked violation
June 8, 2017State Formal Notice of Violation issued3 linked violations
June 2, 2017State Compliance achieved1 linked violation
April 4, 2017State Public Notification requested1 linked violation
April 4, 2017State Violation/Reminder Notice1 linked violation
July 21, 2014State Compliance achieved1 linked violation
July 17, 2014State Violation/Reminder Notice2 linked violations
July 29, 2011State Violation/Reminder Notice2 linked violations
July 16, 2010State Violation/Reminder Notice5 linked violations
July 16, 2007State Violation/Reminder Notice4 linked violations
July 1, 2004State Violation/Reminder Notice2 linked violations
June 28, 2004State Public Notification received4 linked violations
June 28, 2004State Public Notification received4 linked violations
March 4, 2004State Bilateral Compliance Agreement signed2 linked violations
February 26, 2004State Public Notification requested2 linked violations
February 26, 2004State Violation/Reminder Notice3 linked violations
February 24, 2004State Violation/Reminder Notice4 linked violations
February 24, 2004State Public Notification requested1 linked violation
January 16, 2004State Formal Notice of Violation issued15 linked violations
January 10, 2004State Public Notification requested1 linked violation
January 10, 2004State Public Notification requested2 linked violations
July 10, 2003State Violation/Reminder Notice1 linked violation
July 10, 2003State Public Notification requested1 linked violation
July 10, 2003State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
July 10, 2003State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
May 27, 2003State Formal Notice of Violation issued1 linked violation
May 12, 2003State Bilateral Compliance Agreement signed10 linked violations
April 16, 2003State Public Notification requested1 linked violation
April 16, 2003State Violation/Reminder Notice1 linked violation
April 10, 2003State Violation/Reminder Notice1 linked violation
April 10, 2003State Public Notification requested1 linked violation
April 10, 2003State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
April 10, 2003State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
March 11, 2003State Formal Notice of Violation issued11 linked violations
January 10, 2003State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
January 10, 2003State Public Notification requested1 linked violation
January 10, 2003State Violation/Reminder Notice1 linked violation
January 10, 2003State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
November 19, 2002State Violation/Reminder Notice3 linked violations
February 19, 2002State Bilateral Compliance Agreement signed11 linked violations
April 2, 1998State Violation/Reminder Notice1 linked violation
April 2, 1998State Public Notification requested1 linked violation
October 5, 1997State Public Notification requested1 linked violation
October 5, 1997State Violation/Reminder Notice1 linked violation
February 4, 1995State Violation/Reminder Notice1 linked violation
February 4, 1995State Public Notification requested1 linked violation
April 4, 1994State Public Notification received1 linked violation
April 4, 1994State Public Notification received3 linked violations
February 1, 1994State Public Notification received1 linked violation
October 15, 1993State Public Notification received1 linked violation
April 1, 1993State Public Notification received1 linked violation
April 18, 1992State Public Notification received2 linked violations
January 1, 1992State Public Notification received5 linked violations
December 27, 1991State Public Notification requested2 linked violations
July 1, 1991State Public Notification received2 linked violations
April 11, 1991State Public Notification requested1 linked violation
April 11, 1991State Violation/Reminder Notice1 linked violation
April 1, 1991State Public Notification received2 linked violations
January 1, 1991State Public Notification received2 linked violations
October 1, 1990State Public Notification received3 linked violations
September 16, 1990State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
September 16, 1990State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
July 1, 1990State Public Notification received2 linked violations
June 21, 1990State Public Notification received2 linked violations
June 14, 1990State Public Notification requested2 linked violations
May 23, 1990State Public Notification requested2 linked violations
January 12, 1990State Public Notification received2 linked violations
December 15, 1989State Public Notification requested3 linked violations
November 14, 1989State Public Notification requested3 linked violations
April 4, 1989State Public Notification received4 linked violations
November 14, 1985State Compliance achieved1 linked violation

Contact

BRIGGS, PATRICIA

309-697-0137

MAPLETON, IL 61547