DOWNERS GROVE, IL · DuPage County

DOWNERS GROVE 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): IL0430300
System type: Community Water System
Population served: 49,425
Service connections: 17,735
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
June 1, 2017 – June 30, 2017
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2017 – June 30, 2017
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2013 – July 3, 2014
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2012 – July 3, 2014
Resolved
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
April 1, 1999 – April 30, 1999
Archived
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
October 1, 1994 – October 31, 1994
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
June 1, 2017 – June 30, 2017	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2017 – June 30, 2017	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2013 – July 3, 2014	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2012 – July 3, 2014	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
April 1, 1999 – April 30, 1999	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Archived
October 1, 1994 – October 31, 1994	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Archived

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

Enforcement actions

June 26, 2018State Public Notification received1 linked violation
June 26, 2018State Public Notification received1 linked violation
July 21, 2017State Compliance achieved2 linked violations
July 11, 2017State Violation/Reminder Notice1 linked violation
July 11, 2017State Public Notification requested1 linked violation
July 11, 2017State Violation/Reminder Notice1 linked violation
July 11, 2017State Public Notification requested1 linked violation
July 3, 2014State Compliance achieved2 linked violations
November 26, 2013State Bilateral Compliance Agreement signed2 linked violations
September 6, 2013State Formal Notice of Violation issued2 linked violations
August 26, 2013State Violation/Reminder Notice1 linked violation
August 23, 2012State Violation/Reminder Notice1 linked violation
June 15, 1999State Public Notification requested2 linked violations
June 15, 1999State Violation/Reminder Notice2 linked violations
December 24, 1994State Public Notification requested1 linked violation
December 24, 1994State Violation/Reminder Notice1 linked violation
January 20, 1994State Public Notification received1 linked violation
December 5, 1992State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
December 5, 1992State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
October 4, 1992State Violation/Reminder Notice1 linked violation
October 4, 1992State Public Notification requested1 linked violation
July 4, 1992State Public Notification requested1 linked violation
July 4, 1992State Violation/Reminder Notice1 linked violation

Contact

MOODY, DAVID

630-434-5474

DOWNERS GROVE, IL 60515