Pregnancy-related emergency near Onion Road in Mason Dixon area Heard on: Harford County MD Fire Dispatch 00:08 00:00 Medical box 10-4-1, medic 10, pregnancy, (number withheld) Onion Road between Scott Road and Mason Dixon Road. 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 Medical box 10-4-1, medic 10, pregnancy, (number withheld) Onion Road between Scott Road and Mason Dixon Road. 00:07 Talker EMS 1219. 2026-11-07 17:15 UTC Medical Emergency Onion Rd, Pylesville, MD 21132 View on map