Drinking Water Compliance OS

FRIESLAND, WI · Columbia County

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

System facts

System ID (PWSID)
WI1110099
System type
Community Water System
Population served
345
Service connections
127
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    January 1, 2019 – January 31, 2019

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    Methoxychlor

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    Toxaphene

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    Aldicarb sulfoxide

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    Aldicarb sulfone

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    Aldicarb

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    Atrazine

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 1993 – August 17, 1993

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 1993 – August 17, 1993

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Nitrate

    March 1, 1987 – August 21, 1989

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Contact

JAHNKE, JILL - VILLAGE CLERK TREASURER

Phone not on record

FRIESLAND, WI 53935-0208