Drinking Water Compliance OS

HOLMEN, WI · Trempealeau County

HILLSIDE MOBILE HOME PARK Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of October 23, 2025. 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 Trempealeau 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)
WI6620326
System type
Community Water System
Population served
15
Service connections
7
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    January 1, 2009 – January 31, 2009

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2000 – June 21, 2001

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 1995 – December 31, 1995

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 1994 – March 31, 1994

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 1994 – March 31, 1994

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 1994 – March 31, 1994

    Archived
  • Monitoring, Regular

    Methoxychlor

    January 1, 1994 – March 31, 1994

    Archived
  • Monitoring, Regular

    Toxaphene

    January 1, 1994 – March 31, 1994

    Archived
  • Monitoring, Regular

    Dalapon

    January 1, 1994 – March 31, 1994

    Archived
  • Monitoring, Regular

    OXAMYL

    January 1, 1994 – March 31, 1994

    Archived
  • Monitoring, Regular

    Simazine

    January 1, 1994 – March 31, 1994

    Archived
  • Monitoring, Regular

    Picloram

    January 1, 1994 – March 31, 1994

    Archived
  • Monitoring, Regular

    Dinoseb

    January 1, 1994 – March 31, 1994

    Archived
  • Monitoring, Regular

    Aldicarb sulfoxide

    January 1, 1994 – March 31, 1994

    Archived
  • Monitoring, Regular

    Aldicarb sulfone

    January 1, 1994 – March 31, 1994

    Archived
  • Monitoring, Regular

    Carbofuran

    January 1, 1994 – March 31, 1994

    Archived
  • Monitoring, Regular

    Atrazine

    January 1, 1994 – March 31, 1994

    Archived
  • Monitoring, Regular

    Heptachlor

    January 1, 1994 – March 31, 1994

    Archived
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 1994 – March 31, 1994

    Archived
  • Monitoring, Regular

    2,4-D

    January 1, 1994 – March 31, 1994

    Archived
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 1994 – March 31, 1994

    Archived
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 1994 – March 31, 1994

    Archived
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 1994 – March 31, 1994

    Archived
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 1993 – December 31, 1993

    Archived

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

Enforcement actions

Last known contact on file (system is inactive)

HOLLEY, LEROY EXECUTOR/DALE HOLLEY ESTATE

Phone not on record

HOLMEN, WI 54636