Drinking Water Compliance OS

RIVER GROVE, IL · Cook County

RIVER GROVE 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)
IL0312640
System type
Community Water System
Population served
10,282
Service connections
2,620
Ownership
local government
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Monitoring and Reporting (DBP)

    TTHM

    July 1, 2025 – September 30, 2025

    Resolved
  • Lead Consumer Notice

    Lead and Copper Rule

    December 30, 2020 – January 21, 2021

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    July 1, 2012 – June 20, 2013

    Resolved
  • Water Quality Parameter M/R

    Lead and Copper Rule

    July 1, 1997 – December 31, 1997

    Resolved
  • OCCT/SOWT Study/Recommendation

    Health-based

    Lead and Copper Rule

    December 7, 1992 – December 27, 1993

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Contact

PAZDZIOCH, WILLIAM

708-452-7055

RIVER GROVE, IL 60171