ASHKUM, IL · Iroquois County

ASHKUM 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): IL0750050
System type: Community Water System
Population served: 724
Service connections: 320
Ownership: local government
Water source: groundwater (wells)

Violation history

Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2025
Unaddressed
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
July 1, 2025
Unaddressed
Public Notification Violation for NPDWR Violation
—
Public Notice
February 23, 2025 – March 3, 2025
Resolved
Monitoring, Regular
—
Arsenic
October 1, 2024 – December 31, 2024
Resolved
OCCT/SOWT Study/Recommendation
Health-based
Lead and Copper Rule
April 2, 2024 – February 6, 2025
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
January 15, 2023 – May 15, 2024
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2022 – July 6, 2023
Resolved
Monitoring, Regular
—
Arsenic
October 1, 2021 – December 31, 2021
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
December 30, 2020 – February 5, 2021
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2009 – December 31, 2009
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2009 – September 30, 2009
Resolved
Public Notification Violation without NPDWR Violation
—
Public Notice
April 16, 2009 – May 18, 2009
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
April 16, 2009 – May 18, 2009
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2009 – June 30, 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, 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
April 1, 2007 – June 30, 2007
Resolved
Monitoring, Regular
—
Arsenic
October 1, 2006 – December 31, 2006
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
January 1, 2006 – June 30, 2006
Resolved
Monitoring, Regular
—
Nitrate
January 1, 1993 – December 31, 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 1, 2025	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Unaddressed
July 1, 2025	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Unaddressed
February 23, 2025 – March 3, 2025	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 1, 2024 – December 31, 2024	Monitoring, Regular	Arsenic	—	Resolved
April 2, 2024 – February 6, 2025	OCCT/SOWT Study/Recommendation	Lead and Copper Rule	Health-based	Resolved
January 15, 2023 – May 15, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
July 1, 2022 – July 6, 2023	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
October 1, 2021 – December 31, 2021	Monitoring, Regular	Arsenic	—	Resolved
December 30, 2020 – February 5, 2021	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
October 1, 2009 – December 31, 2009	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2009 – September 30, 2009	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 16, 2009 – May 18, 2009	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
April 16, 2009 – May 18, 2009	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
April 1, 2009 – June 30, 2009	Maximum Contaminant Level Violation, Average	Arsenic	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
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
April 1, 2007 – June 30, 2007	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 2006 – December 31, 2006	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2006 – June 30, 2006	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	Nitrate	—	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

September 29, 2025State Public Notification received1 linked violation
July 29, 2025State Violation/Reminder Notice1 linked violation
July 29, 2025State Public Notification requested1 linked violation
July 29, 2025State Violation/Reminder Notice2 linked violations
March 14, 2025State Compliance achieved2 linked violations
March 6, 2025State Public Notification received1 linked violation
March 3, 2025State Compliance achieved2 linked violations
February 6, 2025State Compliance achieved1 linked violation
January 23, 2025State Public Notification requested1 linked violation
January 23, 2025State Violation/Reminder Notice1 linked violation
January 13, 2025State Public Notification requested3 linked violations
January 13, 2025State Violation/Reminder Notice3 linked violations
July 22, 2022State Violation/Reminder Notice3 linked violations
February 27, 2010State Compliance achieved8 linked violations
October 21, 2009State Violation/Reminder Notice2 linked violations
August 12, 2009State Public Notification received2 linked violations
July 15, 2009State Public Notification requested2 linked violations
April 16, 2008State Violation/Reminder Notice4 linked violations
January 16, 2008State Violation/Reminder Notice4 linked violations
October 31, 2007State Bilateral Compliance Agreement signed13 linked violations
August 21, 2007State Formal Notice of Violation issued13 linked violations
January 16, 2007State Violation/Reminder Notice2 linked violations
July 12, 2006State Compliance achieved13 linked violations
June 27, 1994State Public Notification received2 linked violations
June 27, 1994State Public Notification received8 linked violations
May 16, 1994State Compliance achieved1 linked violation
April 14, 1994State Violation/Reminder Notice27 linked violations
April 14, 1994State Violation/Reminder Notice2 linked violations
January 7, 1989State Public Notification requested1 linked violation

Contact

MILLER, DEREK

815-370-4414

ASHKUM, IL 60911