WILMETTE, IL · Cook County
WILMETTE 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)
- IL0313300
- System type
- Community Water System
- Population served
- 27,087
- Service connections
- 9,030
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
Monitoring, Regular
—Arsenic
June 25, 1979 – June 24, 1980
ArchivedMonitoring, Regular
—Cadmium
June 25, 1979 – June 24, 1980
ArchivedMonitoring, Regular
—Chromium
June 25, 1979 – June 24, 1980
ArchivedMonitoring, Regular
—Fluoride
June 25, 1979 – June 24, 1980
ArchivedMonitoring, Regular
—Mercury
June 25, 1979 – June 24, 1980
ArchivedMonitoring, Regular
—Nitrate
June 25, 1979 – June 24, 1980
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)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| June 25, 1979 – June 24, 1980 | Monitoring, Regular | Arsenic | — | Archived |
| June 25, 1979 – June 24, 1980 | Monitoring, Regular | Cadmium | — | Archived |
| June 25, 1979 – June 24, 1980 | Monitoring, Regular | Chromium | — | Archived |
| June 25, 1979 – June 24, 1980 | Monitoring, Regular | Fluoride | — | Archived |
| June 25, 1979 – June 24, 1980 | Monitoring, Regular | Mercury | — | Archived |
| June 25, 1979 – June 24, 1980 | Monitoring, Regular | Nitrate | — | 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)
Enforcement actions
- September 18, 1994State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- September 18, 1994State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- February 27, 1994State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- February 27, 1994State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- December 30, 1989State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- December 30, 1989State Public Notification requested1 linked violation
Contact
QUAFISHEH, NABIL
847-853-7531
WILMETTE, IL 60091