Person treated for allergic reaction at Horse Hill Rd Heard on: Harford County Fire and EMS 00:13 00:00 Ambulance 71, allergic reaction. 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 Ambulance 71, allergic reaction. 00:02 (number withheld) Horse Hill Road, off Green Road, off of Central. 00:11 71 is en route. 00:12 Switching to Baltimore County. 2026-10-22 01:15 UTC Medical Emergency Horse Hill Rd, Baldwin, MD 21013 View on map