DESPLAINES, IL · Cook County

DES PLAINES MHP 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): IL0317775
System type: Community Water System
Population served: 405
Service connections: 162
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Monitoring, Regular
—
Combined Radium (-226 and -228)
April 1, 2025 – June 30, 2025
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
July 18, 2023
Unaddressed
Public Notification Violation for NPDWR Violation
—
Public Notice
February 9, 2023
Unaddressed
Monitoring and Reporting (DBP)
—
TTHM
September 1, 2018 – August 31, 2019
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
September 1, 2018 – August 31, 2019
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2014 – March 14, 2014
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2012 – September 3, 2013
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2010 – May 27, 2010
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
January 2, 2010 – January 25, 2010
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2008 – August 18, 2008
Resolved
Public Notification Violation without NPDWR Violation
—
Public Notice
June 22, 2007 – August 3, 2007
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
June 22, 2007 – August 3, 2007
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2006 – May 31, 2006
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
April 10, 2004 – April 13, 2004
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)
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, Routine Major (TCR)
—
Coliform (TCR)
December 1, 1999 – December 31, 1999
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 1997 – December 31, 1997
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 1992 – April 30, 1992
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 1991 – February 28, 1991
Archived

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

Period	Violation	Contaminant / rule	Health-based	Status
April 1, 2025 – June 30, 2025	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
July 18, 2023	Public Notification Violation for NPDWR Violation	Public Notice	—	Unaddressed
February 9, 2023	Public Notification Violation for NPDWR Violation	Public Notice	—	Unaddressed
September 1, 2018 – August 31, 2019	Monitoring and Reporting (DBP)	TTHM	—	Resolved
September 1, 2018 – August 31, 2019	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2014 – March 14, 2014	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2012 – September 3, 2013	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
April 1, 2010 – May 27, 2010	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 2, 2010 – January 25, 2010	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
July 1, 2008 – August 18, 2008	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
June 22, 2007 – August 3, 2007	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
June 22, 2007 – August 3, 2007	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
May 1, 2006 – May 31, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
April 10, 2004 – April 13, 2004	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
July 1, 2003 – September 30, 2003	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
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
December 1, 1999 – December 31, 1999	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
December 1, 1997 – December 31, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
April 1, 1992 – April 30, 1992	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
February 1, 1991 – February 28, 1991	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived

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

Enforcement actions

August 15, 2025State Compliance achieved1 linked violation
July 11, 2025State Public Notification requested1 linked violation
July 11, 2025State Violation/Reminder Notice1 linked violation
August 22, 2023State Violation/Reminder Notice1 linked violation
July 11, 2023State Compliance achievedgeneral compliance action — not tied to a specific violation on record
April 18, 2023State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
April 18, 2023State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
April 17, 2023State Violation/Reminder Notice1 linked violation
March 27, 2023State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
February 17, 2023State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
February 17, 2023State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
February 17, 2023State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
November 10, 2022State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
November 10, 2022State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
October 27, 2022State Compliance achievedgeneral compliance action — not tied to a specific violation on record
October 18, 2022State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
August 26, 2022State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
August 17, 2022State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
August 2, 2022State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
August 2, 2022State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
July 21, 2022State Compliance achievedgeneral compliance action — not tied to a specific violation on record
July 13, 2022State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
May 25, 2022State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
March 28, 2022State Compliance achievedgeneral compliance action — not tied to a specific violation on record
January 19, 2022State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
January 19, 2022State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
August 21, 2020State Compliance achieved2 linked violations
May 5, 2020State Public Notification received2 linked violations
October 15, 2019State Violation/Reminder Notice2 linked violations
October 15, 2019State Public Notification requested2 linked violations
March 14, 2014State Compliance achieved1 linked violation
March 11, 2014State Violation/Reminder Notice1 linked violation
February 11, 2014State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
September 3, 2013State Compliance achievedgeneral compliance action — not tied to a specific violation on record
September 3, 2013State Compliance achieved1 linked violation
November 5, 2012State Public Notification received1 linked violation
October 11, 2012State Violation/Reminder Notice1 linked violation
October 11, 2012State Public Notification requested1 linked violation
May 27, 2010State Compliance achieved1 linked violation
May 21, 2010State Public Notification received1 linked violation
May 12, 2010State Public Notification requested1 linked violation
May 12, 2010State Violation/Reminder Notice1 linked violation
January 25, 2010State Compliance achieved1 linked violation
January 12, 2010State Violation/Reminder Notice1 linked violation
September 1, 2009State Public Notification received1 linked violation
August 18, 2008State Compliance achieved1 linked violation
August 15, 2008State Public Notification requested1 linked violation
August 15, 2008State Violation/Reminder Notice1 linked violation
August 3, 2007State Public Notification received1 linked violation
August 3, 2007State Compliance achieved2 linked violations
July 10, 2007State Violation/Reminder Notice2 linked violations
December 1, 2006State Compliance achieved1 linked violation
July 14, 2006State Public Notification received1 linked violation
June 27, 2006State Violation/Reminder Notice1 linked violation
June 27, 2006State Public Notification requested1 linked violation
June 21, 2006State Public Notification requested1 linked violation
June 21, 2006State Compliance achieved1 linked violation
June 21, 2006State Violation/Reminder Notice1 linked violation
April 10, 2003State Violation/Reminder Notice2 linked violations
January 10, 2003State Public Notification requested1 linked violation
October 29, 2001State Public Notification requested5 linked violations
February 15, 1998State Violation/Reminder Notice1 linked violation
February 15, 1998State Public Notification requested1 linked violation
February 11, 1998State Public Notification received1 linked violation
November 19, 1997State Public Notification received1 linked violation
November 15, 1997State Violation/Reminder Notice1 linked violation
November 15, 1997State Public Notification requested1 linked violation
February 11, 1997State Public Notification received1 linked violation
January 23, 1997State Public Notification received1 linked violation
June 4, 1992State Public Notification received1 linked violation
May 30, 1992State Violation/Reminder Notice1 linked violation
May 30, 1992State Public Notification requested1 linked violation
April 11, 1991State Public Notification received1 linked violation
March 28, 1991State Public Notification requested2 linked violations
June 3, 1989State Public Notification requested1 linked violation
December 3, 1988State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record

Contact

MUNOZ, GABRIELA

847-827-6162

DESPLAINES, IL 60018