AURORA, IL · Kane County

MARGARETS HI-ACRE MHP 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): IL0895285
System type: Community Water System
Population served: 300
Service connections: 100
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
October 1, 2004 – December 31, 2004
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
July 1, 2004 – September 30, 2004
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
January 1, 2004 – March 31, 2004
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
April 1, 2003 – June 30, 2003
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
January 1, 2003 – March 31, 2003
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 1999 – July 31, 1999
Archived
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
June 1, 1999 – June 30, 1999
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 1999 – June 30, 1999
Archived
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
September 1, 1995 – September 30, 1995
Archived
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
August 1, 1995 – August 31, 1995
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 1995 – August 31, 1995
Archived
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
July 1, 1995 – July 31, 1995
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 1995 – July 31, 1995
Archived
Monitoring, Regular
—
Tetrachloroethylene
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
CHLOROBENZENE
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
Styrene
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
Carbon tetrachloride
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
Trichloroethylene
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
September 1, 1993 – September 30, 1993
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 1993 – August 31, 1993
Archived
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
August 1, 1993 – August 31, 1993
Archived
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
February 1, 1992 – February 29, 1992
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
February 1, 1992 – February 29, 1992
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
December 1, 1991 – December 31, 1991
Archived
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
November 20, 1986 – May 30, 1990
Resolved

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
October 1, 2004 – December 31, 2004	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
July 1, 2004 – September 30, 2004	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
January 1, 2004 – March 31, 2004	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
April 1, 2003 – June 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
July 1, 1999 – July 31, 1999	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
June 1, 1999 – June 30, 1999	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Archived
June 1, 1999 – June 30, 1999	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
September 1, 1995 – September 30, 1995	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Archived
August 1, 1995 – August 31, 1995	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Archived
August 1, 1995 – August 31, 1995	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
July 1, 1995 – July 31, 1995	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Archived
July 1, 1995 – July 31, 1995	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
April 1, 1994 – June 30, 1994	Monitoring, Regular	Tetrachloroethylene	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	CHLOROBENZENE	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	Styrene	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	Carbon tetrachloride	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	Trichloroethylene	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
September 1, 1993 – September 30, 1993	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Archived
August 1, 1993 – August 31, 1993	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
August 1, 1993 – August 31, 1993	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Archived
February 1, 1992 – February 29, 1992	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Archived
February 1, 1992 – February 29, 1992	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
December 1, 1991 – December 31, 1991	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
November 20, 1986 – May 30, 1990	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved

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

Enforcement actions

January 20, 2005State Compliance achieved8 linked violations
October 19, 2004State Public Notification requested1 linked violation
September 3, 2004State Public Notification received1 linked violation
July 10, 2004State Violation/Reminder Notice1 linked violation
July 10, 2004State Public Notification requested1 linked violation
June 11, 2004State Public Notification received1 linked violation
April 10, 2004State Violation/Reminder Notice1 linked violation
March 10, 2004State Bilateral Compliance Agreement signed8 linked violations
September 10, 2003State Public Notification received1 linked violation
May 14, 2003State Violation/Reminder Notice1 linked violation
August 15, 1999State Public Notification requested2 linked violations
October 21, 1995State Public Notification requested2 linked violations
October 21, 1995State Violation/Reminder Notice2 linked violations
September 17, 1995State Public Notification requested2 linked violations
September 17, 1995State Violation/Reminder Notice2 linked violations
July 27, 1995State Public Notification received2 linked violations
November 9, 1994State Compliance achieved20 linked violations
August 4, 1994State Public Notification received20 linked violations
July 14, 1994State Public Notification requested20 linked violations
July 14, 1994State Violation/Reminder Notice20 linked violations
October 30, 1993State Violation/Reminder Notice1 linked violation
October 30, 1993State Public Notification requested1 linked violation
October 30, 1993State Violation/Reminder Notice1 linked violation
October 30, 1993State Public Notification requested1 linked violation
October 26, 1993State Public Notification received1 linked violation
October 3, 1993State Violation/Reminder Notice1 linked violation
October 3, 1993State Violation/Reminder Notice2 linked violations
October 3, 1993State Public Notification requested2 linked violations
October 3, 1993State Public Notification requested1 linked violation
October 3, 1993State Public Notification requested1 linked violation
October 3, 1993State Violation/Reminder Notice1 linked violation
April 3, 1992State Public Notification requested2 linked violations
April 3, 1992State Violation/Reminder Notice2 linked violations
April 1, 1992State Public Notification received2 linked violations
February 1, 1992State Violation/Reminder Notice1 linked violation
May 30, 1990State Compliance achieved1 linked violation
August 15, 1989State Public Notification requested2 linked violations
April 19, 1989State Public Notification received1 linked violation

Contact

MOORE, CYNTHIA

630-898-1080

AURORA, IL 60505