ASHWAUBENON, WI · Brown County

ASHWAUBENON 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): WI4050456
System type: Community Water System
Population served: 17,730
Service connections: 6,566
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Maximum Contaminant Level Violation, Average
Health-based
Gross Alpha, Excl. Radon and U
January 1, 1999 – June 8, 2006
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
December 30, 1987 – December 29, 1991
Archived
Maximum Contaminant Level Violation, Average
Health-based
Fluoride
October 31, 1978 – October 30, 1979
Archived

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

Period	Violation	Contaminant / rule	Health-based	Status
January 1, 1999 – June 8, 2006	Maximum Contaminant Level Violation, Average	Gross Alpha, Excl. Radon and U	Health-based	Resolved
December 30, 1987 – December 29, 1991	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Archived
October 31, 1978 – October 30, 1979	Maximum Contaminant Level Violation, Average	Fluoride	Health-based	Archived

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

Enforcement actions

August 23, 2006State Compliance achieved13 linked violations
June 8, 2006State Compliance achieved24 linked violations
June 18, 2004State Public Notification received38 linked violations

Contact

ASHWAUBENON VIL CLERK KRIS TESKE

Phone not on record

ASHWAUBENON, WI 54304