LA GRANGE, IL · Cook County
LA GRANGE Water System
Current status
3 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)
- IL0311530
- System type
- Community Water System
- Population served
- 16,200
- Service connections
- 5,152
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
Notification, Known or Potential LSL
—LEAD AND COPPER RULE REVISIONS
July 2, 2025
UnaddressedConsumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
July 1, 2025
UnaddressedConsumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
July 1, 2024
UnaddressedConsumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
July 1, 2023 – February 21, 2024
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
November 1, 1996 – November 30, 1996
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
June 1, 1991 – June 30, 1991
ArchivedMonitoring, 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 2, 2025 | Notification, Known or Potential LSL | LEAD AND COPPER RULE REVISIONS | — | Unaddressed |
| July 1, 2025 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Unaddressed |
| July 1, 2024 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Unaddressed |
| July 1, 2023 – February 21, 2024 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Resolved |
| November 1, 1996 – November 30, 1996 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Archived |
| June 1, 1991 – June 30, 1991 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| 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
- October 21, 2025State Violation/Reminder Notice1 linked violation
- July 3, 2025State Public Notification requested1 linked violation
- July 3, 2025State Violation/Reminder Notice1 linked violation
- October 17, 2024State Violation/Reminder Notice1 linked violation
- February 21, 2024State Compliance achieved1 linked violation
- December 19, 2023State Violation/Reminder Notice1 linked violation
- January 18, 1997State Public Notification requested1 linked violation
- January 18, 1997State Violation/Reminder Notice1 linked violation
- July 16, 1994State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- July 16, 1994State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- July 27, 1991State Violation/Reminder Notice1 linked violation
- July 27, 1991State Public Notification requested1 linked violation
Contact
COLBY, RICHARD
708-579-2328
LA GRANGE, IL 60525