Drinking Water Compliance OS

STILLMAN VALLEY, IL · Ogle County

STILLMAN VALLEY 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)
IL1410550
System type
Community Water System
Population served
1,200
Service connections
514
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    March 1, 2003 – March 31, 2003

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    January 1, 2000 – March 31, 2000

    Resolved
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    January 1, 2000 – March 31, 2000

    Resolved
  • 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

Contact

TYPER, MARTIN

815-645-2200

STILLMAN VALLEY, IL 61084