Medical alarm near Library Lane, Grayslake Heard on: Lake County IL Regional Fire Dispatch 00:21 00:00 Ambulance 271 to a medical alarm. 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 271 to a medical alarm. 00:03 Grid 27821 at (number withheld) Library Lane. 00:08 Unit 226, Grayslake. 00:11 At (number withheld) Library Lane. 00:13 Unit 226, Grayslake. 00:15 Grid 27821, medical. 00:19 Alarm, Ambulance 271. 2026-11-13 09:45 UTC Medical Emergency Library Ln, Grayslake, IL 60030 View on map