Drinking Water Compliance OS

BERLIN, WI · Green Lake County

BERLIN 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)
WI4240216
System type
Community Water System
Population served
5,524
Service connections
2,045
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Public Notification Violation for NPDWR Violation

    Public Notice

    March 11, 2010 – June 21, 2010

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    September 19, 1988 – September 18, 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

BERLIN CITY CLERK/CITY ADMIN - JESSI BALCOM

Phone not on record

BERLIN, WI 54923