Drinking Water Compliance OS

DEERFIELD, WI · Dane County

THOMPSON CORRECTIONAL CENTER Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of April 30, 2003. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Dane County, WI.

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 Wisconsin’s official records. Always confirm current status with Wisconsin before making decisions based on this information.

System facts

System ID (PWSID)
WI1130222
System type
Community Water System
Population served
167
Service connections
61
Ownership
state government
Water source
groundwater (wells)

Violation history

  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    January 1, 1993 – January 31, 1993

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Last known contact on file (system is inactive)

Not on record

Phone not on record

DEERFIELD, WI 53531