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 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)
- WI2684028
- System type
- Community Water System
- Population served
- 22
- Service connections
- 18
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Consumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
October 1, 2012 – September 6, 2013
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 1, 2012 – September 6, 2013 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Resolved |
Resolved addressed and confirmed by the state
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