Drinking Water Compliance OS

CORNELL, IL · Livingston County

CORNELL 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)
IL1050150
System type
Community Water System
Population served
500
Service connections
245
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    July 1, 2022 – July 31, 2022

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    July 1, 2022 – July 31, 2022

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2012 – May 15, 2012

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2008 – December 10, 2008

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    July 1, 2006 – September 2, 2006

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2006 – May 2, 2006

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2005 – May 2, 2005

    Resolved
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    June 30, 1977 – June 29, 1981

    Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

Contact

JANSSEN, MICHELLE M

815-848-2970

CORNELL, IL 61319