Drinking Water Compliance OS

GREEN LAKE, WI · Green Lake County

GREEN LAKE 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)
WI4240217
System type
Community Water System
Population served
1,002
Service connections
371
Ownership
local government
Water source
groundwater (wells)

Violation history

  • LSL Inventory

    Health-based

    LEAD AND COPPER RULE REVISIONS

    October 17, 2024 – May 29, 2025

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    September 1, 1991 – September 30, 1991

    Archived

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

Enforcement actions

Contact

DUGENSKE, BARBARA L - CLERK-TREAS

Phone not on record

GREEN LAKE, WI 54941