GLENVIEW, IL · Lake County
AQUA ILLINOIS-ROCKWELL Water System
Consumer Confidence Report status
AQUA ILLINOIS-ROCKWELL must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for AQUA ILLINOIS-ROCKWELL.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 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)
- IL0970110
- System type
- Community Water System
- Population served
- 1,762
- Service connections
- 322
- Ownership
- privately owned
- Water source
- groundwater (wells)
AQUA ILLINOIS-ROCKWELL is one of 773 community water systems in Illinois in the 501 to 3,300 people size category, serving 1,762 people from groundwater.
As of August 1, 2026, its federal record holds 18 entries between 1994 and 2024, all of which EPA lists as closed.
Of the 18, 17 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves inorganic chemicals, the Stage 2 Disinfectants and Disinfection Byproducts Rule, and the Total Coliform Rules.
Violation history
Monitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
January 1, 2024 – December 31, 2024
ResolvedMonitoring and Reporting (DBP)
—TTHM
January 1, 2024 – December 31, 2024
ResolvedMonitoring and Reporting (DBP)
—Chlorine
January 1, 2007 – February 23, 2007
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
October 1, 2005 – October 31, 2005
ResolvedMonitoring, Regular
—Nitrate
January 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—CYANIDE
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Fluoride
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Mercury
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Antimony, Total
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Beryllium, Total
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Thallium, Total
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Selenium
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Nickel
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Arsenic
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Barium
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Cadmium
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Chromium
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
September 1, 1994 – September 30, 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 |
|---|---|---|---|---|
| January 1, 2024 – December 31, 2024 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| January 1, 2024 – December 31, 2024 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| January 1, 2007 – February 23, 2007 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| October 1, 2005 – October 31, 2005 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| January 1, 2003 – December 31, 2003 | Monitoring, Regular | Nitrate | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | CYANIDE | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Fluoride | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Mercury | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Antimony, Total | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Beryllium, Total | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Thallium, Total | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Selenium | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Nickel | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Arsenic | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Barium | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Cadmium | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Chromium | — | Resolved |
| September 1, 1994 – September 30, 1994 | Monitoring, Routine Major (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
- September 3, 2025State Compliance achieved2 linked violations
- May 19, 2025State Public Notification received2 linked violations
- October 11, 2024State Public Notification requested2 linked violations
- October 11, 2024State Violation/Reminder Notice2 linked violations
- February 23, 2007State Compliance achieved1 linked violation
- February 15, 2007State Violation/Reminder Notice1 linked violation
- May 1, 2006State Compliance achieved1 linked violation
- December 9, 2005State Public Notification received1 linked violation
- November 29, 2005State Public Notification requested1 linked violation
- November 29, 2005State Violation/Reminder Notice1 linked violation
- October 10, 2005State Compliance achieved12 linked violations
- July 15, 2005State Public Notification received12 linked violations
- February 15, 2005State Public Notification requested12 linked violations
- February 15, 2005State Violation/Reminder Notice12 linked violations
- August 3, 2004State Compliance achieved1 linked violation
- June 1, 2004State Public Notification received1 linked violation
- February 24, 2004State Violation/Reminder Notice1 linked violation
- February 24, 2004State Public Notification requested1 linked violation
- November 19, 1994State Public Notification requested1 linked violation
- November 19, 1994State Violation/Reminder Notice1 linked violation
- November 11, 1994State Public Notification received1 linked violation
- June 30, 1994State Compliance achieved1 linked violation
- September 29, 1991State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- September 24, 1991State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
Common questions
Is AQUA ILLINOIS-ROCKWELL required to publish a Consumer Confidence Report?
- Yes. AQUA ILLINOIS-ROCKWELL is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is AQUA ILLINOIS-ROCKWELL’s next Consumer Confidence Report due?
- AQUA ILLINOIS-ROCKWELL’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does AQUA ILLINOIS-ROCKWELL have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for AQUA ILLINOIS-ROCKWELL.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
MACK, JENNIFER
224-602-6779
GLENVIEW, IL 60025