Drinking Water Compliance OS

ISLAND LAKE, IL · Lake County

ISLAND LAKE 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)
IL0974540
System type
Community Water System
Population served
8,066
Service connections
3,103
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Monitoring, Regular

    Toxaphene

    January 1, 2023 – December 31, 2025

    Archived
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    September 1, 1997 – September 30, 1997

    Archived

Archived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

Contact

CARLSEN, CHRIS

847-416-7872

ISLAND LAKE, IL 60042