WAUWATOSA, WI · Waukesha County
MISSION LAKES I Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of September 6, 2013. 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 Waukesha 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)
- WI2684028
- System type
- Community Water System
- Population served
- 22
- Service connections
- 18
- Ownership
- privately owned
- Water source
- groundwater (wells)
MISSION LAKES I is one of 1,289 community water systems in Wisconsin in the 500 or fewer people size category, formerly serving 22 people from groundwater.
EPA's federal records list this system as inactive in 2013; the record below is historical.
As of August 1, 2026, EPA's published records contain no violations for this system.
Violation history
No violations on record for this system.
Enforcement actions
- September 27, 2011Federal Compliance achieved4 linked violations
- June 21, 2011Federal issued Formal Notice of Violation4 linked violations
Last known contact on file (system is inactive)
EQUITABLE BANK SSB
Phone not on record
WAUWATOSA, WI 53226