Drinking Water Compliance OS

DAVIS, IL · Stephenson County

DAVIS 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)
IL1770150
System type
Community Water System
Population served
589
Service connections
280
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2015 – September 30, 2015

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2013 – August 5, 2013

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2013 – June 10, 2013

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2008 – November 3, 2008

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    October 1, 2008 – October 31, 2008

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2006 – December 31, 2006

    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

OLSON, STEPHEN M.

Phone not on record

DAVIS, IL 61019