Pre-alert for EMS near Maple Hill Lane in Brookfield Heard on: Waukesha County WI Fire Dispatch 00:11 21, truck 21, pre-alert EMS, (number withheld) Maple Hill Lane, between West Lane and Holly Lane, city of Brookfield fire zone three, time 2333. Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. 21, truck 21, pre-alert EMS, (number withheld) Maple Hill Lane, between West Lane and Holly Lane, city of Brookfield fire zone three, time 2333. 2026-10-23 04:33 UTC Medical Emergency Maple Hill Ln, Brookfield, WI 53045 View on map