Alarm at Lake Frederick home after tamper alert Heard on: Frederick County Public Safety 00:20 00:00 Three hundred and seven, 702 . 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. 00:00 Three hundred and seven, 702 . 00:06 Respond to (number withheld) Grebe Drive, cross street Kingfisher Court in Lake Frederick for an alarm. 00:11 It's a tamper alarm. 00:12 They spoke with a subject over the panel. 00:16 They didn't have the passcode. 00:17 She's possibly an Alzheimer's patient that lives there. 8/6/2026 08:04 AM Fire Grebe Dr, Lake Frederick, VA 22630 View on map