Drinking Water Compliance OS

GRATIOT, WI · Lafayette County

GRATIOT 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)
WI1330074
System type
Community Water System
Population served
224
Service connections
82
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2023 – December 31, 2023

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2023 – December 31, 2023

    Resolved
  • Monitoring, Regular

    Chromium

    January 1, 2023 – December 31, 2023

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    July 1, 1994 – July 14, 1994

    Resolved
  • Monitoring, Regular

    Chlordane

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    Endrin

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    Methoxychlor

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    Toxaphene

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    Dalapon

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    OXAMYL

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    Simazine

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    Picloram

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    Dinoseb

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    Aldicarb sulfoxide

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    Aldicarb sulfone

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    Carbofuran

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    Aldicarb

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    Atrazine

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    LASSO

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    Heptachlor

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    2,4-D

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    April 1, 1993 – June 30, 1993

    Resolved
  • Monitoring, Repeat Minor (TCR)

    Coliform (TCR)

    September 1, 1992 – September 30, 1992

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    February 1, 1992 – February 29, 1992

    Archived

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

Enforcement actions

Contact

GRATIOT VILLAGE CLERK - CHRIS MCGLYNN

Phone not on record

GRATIOT, WI 53541-0189