WESTERN SPRINGS, IL · Cook County

WESTERN SPRINGS 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): IL0313180
System type: Community Water System
Population served: 13,274
Service connections: 4,572
Ownership: local government
Water source: groundwater (wells)

Violation history

Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
October 1, 2025 – December 31, 2025
Archived
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2025
Unaddressed
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2024 – September 19, 2024
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2022 – April 12, 2023
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
October 21, 2021 – November 29, 2021
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2021 – July 16, 2021
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2021 – July 5, 2023
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
December 30, 2020 – July 22, 2021
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2020 – September 13, 2021
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2018 – July 8, 2019
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2017 – July 26, 2017
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
May 1, 1991 – May 31, 1991
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
June 30, 1977 – June 29, 1981
Archived

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

Period	Violation	Contaminant / rule	Health-based	Status
October 1, 2025 – December 31, 2025	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Archived
July 1, 2025	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Unaddressed
July 1, 2024 – September 19, 2024	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2022 – April 12, 2023	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
October 21, 2021 – November 29, 2021	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
July 1, 2021 – July 16, 2021	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2021 – July 5, 2023	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
December 30, 2020 – July 22, 2021	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
October 1, 2020 – September 13, 2021	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
July 1, 2018 – July 8, 2019	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2017 – July 26, 2017	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
May 1, 1991 – May 31, 1991	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

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

Enforcement actions

November 4, 2025State Violation/Reminder Notice2 linked violations
October 14, 2025State Public Notification requested2 linked violations
October 15, 2024State Violation/Reminder Notice2 linked violations
December 15, 2023State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
July 5, 2023State Compliance achieved2 linked violations
April 12, 2023State Compliance achieved1 linked violation
December 12, 2022State Formal Notice of Violation issued2 linked violations
December 10, 2021State Public Notification received1 linked violation
November 29, 2021State Compliance achieved1 linked violation
November 3, 2021State Violation/Reminder Notice1 linked violation
October 21, 2021State Violation/Reminder Notice1 linked violation
September 13, 2021State Compliance achieved1 linked violation
July 22, 2021State Violation/Reminder Notice1 linked violation
July 22, 2021State Compliance achieved1 linked violation
July 16, 2021State Compliance achieved1 linked violation
May 25, 2021State Violation/Reminder Notice1 linked violation
October 20, 2020State Violation/Reminder Notice1 linked violation
October 20, 2020State Public Notification requested1 linked violation
July 26, 2017State Compliance achieved8 linked violations
July 17, 2017State Violation/Reminder Notice2 linked violations
June 29, 1991State Violation/Reminder Notice1 linked violation
September 2, 1989State Public Notification requestedgeneral compliance action — not tied to a specific violation on record

Contact

DERENGOWSKI, RON

708-246-1800

WESTERN SPRINGS, IL 60558