Drinking Water Compliance OS

CAROL STREAM, IL · DuPage County

CAROL STREAM 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)
IL0430200
System type
Community Water System
Population served
39,854
Service connections
11,574
Ownership
local government
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Monitoring, Regular

    OXAMYL

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    Carbofuran

    January 1, 2023 – December 31, 2025

    Archived
  • Lead Consumer Notice

    Lead and Copper Rule

    December 30, 2020 – January 19, 2021

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    July 1, 2020 – October 8, 2020

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    June 1, 2003 – June 30, 2003

    Archived
  • Monitoring, 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

Enforcement actions

No enforcement actions on record for this system.

Contact

FINK, BRAD

630-871-6260

CAROL STREAM, IL 60188