Public Water Partners

MILWAUKEE, WI · Ozaukee County

WE ENERGIES 1 - COLUMBIA RESERVE Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of September 26, 2000. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Ozaukee County, WI.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 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)
WI2460885
System type
Community Water System
Population served
50
Service connections
20
Ownership
privately owned
Water source
surface water (rivers, lakes, or reservoirs)

WE ENERGIES 1 - COLUMBIA RESERVE is one of 1,289 community water systems in Wisconsin in the 500 or fewer people size category, formerly serving 50 people from surface water.

EPA's federal records list this system as inactive in 2000; the record below is historical.

As of August 1, 2026, its federal record holds 1 entry in 1991, all of which EPA lists as closed. Nothing has been added since 1991.

All 1 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Total Coliform Rules.

Violation history

  • Monitoring, Routine Major (TCR)

    —

    Coliform (TCR)

    December 1, 1991 – December 31, 1991

    Archived

Archived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

No enforcement actions on record for this system.

Last known contact on file (system is inactive)

Not on record

Phone not on record

MILWAUKEE, WI 53202