SCHAUMBURG, IL · Cook County
SCHAUMBURG 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)
- IL0314890
- System type
- Community Water System
- Population served
- 75,750
- Service connections
- 26,493
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
Monitoring, Regular
—Diquat
January 1, 2024 – December 31, 2024
ArchivedMonitoring, Regular
—Diquat
January 1, 2024 – December 31, 2024
ResolvedMonitoring, Regular
—Diquat
January 1, 2024 – December 31, 2024
ResolvedConsumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
July 1, 2015 – June 6, 2016
ResolvedWater Quality Parameter M/R
—Lead and Copper Rule
July 1, 2006 – December 31, 2006
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
May 1, 2003 – May 31, 2003
ArchivedMonitoring, 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)Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2024 – December 31, 2024 | Monitoring, Regular | Diquat | — | Archived |
| January 1, 2024 – December 31, 2024 | Monitoring, Regular | Diquat | — | Resolved |
| January 1, 2024 – December 31, 2024 | Monitoring, Regular | Diquat | — | Resolved |
| July 1, 2015 – June 6, 2016 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Resolved |
| July 1, 2006 – December 31, 2006 | Water Quality Parameter M/R | Lead and Copper Rule | — | Resolved |
| May 1, 2003 – May 31, 2003 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | 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)Resolved addressed and confirmed by the state
Enforcement actions
- June 9, 2025State Public Notification received2 linked violations
- January 13, 2025State Public Notification requested5 linked violations
- January 13, 2025State Public Notification requested2 linked violations
- January 13, 2025State Violation/Reminder Notice3 linked violations
- June 6, 2016State Compliance achieved4 linked violations
- July 29, 2015State Violation/Reminder Notice1 linked violation
- January 1, 1989State Violation/Reminder Notice1 linked violation
- January 1, 1989State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
Contact
HALL, MICHAEL
847-923-6616
SCHAUMBURG, IL 60193