AURORA, IL · Kane County

AURORA 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): IL0894070
System type: Community Water System
Population served: 183,000
Service connections: 50,404
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
February 1, 2004 – February 29, 2004
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
July 1, 1997 – July 31, 1997
Archived
OCCT/SOWT Study/Recommendation
Health-based
Lead and Copper Rule
February 4, 1993 – December 27, 1993
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
January 1, 1992 – July 7, 1992
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
January 1, 1988 – December 31, 1991
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
June 30, 1977 – June 29, 1981
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
February 1, 2004 – February 29, 2004	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 1997 – July 31, 1997	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Archived
February 4, 1993 – December 27, 1993	OCCT/SOWT Study/Recommendation	Lead and Copper Rule	Health-based	Resolved
January 1, 1992 – July 7, 1992	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
January 1, 1988 – December 31, 1991	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
June 30, 1977 – June 29, 1981	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

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

Enforcement actions

June 1, 2004State Bilateral Compliance Agreement signed1 linked violation
May 24, 2004State Compliance achieved1 linked violation
March 25, 2004State Public Notification received1 linked violation
February 23, 2004State Formal Notice of Violation issued1 linked violation
February 10, 2004State Public Notification requested1 linked violation
February 10, 2004State Violation/Reminder Notice1 linked violation
October 21, 1997State Public Notification received1 linked violation
September 28, 1997State Violation/Reminder Notice1 linked violation
September 28, 1997State Public Notification requested1 linked violation
December 27, 1993State Compliance achieved1 linked violation
December 27, 1993State Compliance achieved1 linked violation
July 7, 1992State Compliance achieved3 linked violations
March 20, 1992State Public Notification received1 linked violation
December 27, 1991State Public Notification requested1 linked violation
March 25, 1991State Public Notification received1 linked violation
January 18, 1991State Public Notification received1 linked violation
July 3, 1990State Public Notification received1 linked violation
April 10, 1990State Public Notification received1 linked violation
January 15, 1990State Public Notification received1 linked violation
October 12, 1989State Public Notification requested1 linked violation
September 30, 1984State Public Notification issued9 linked violations

Contact

LEIBLE, ROBERT G.

630-256-3254

AURORA, IL 60507