Carbon monoxide check at Cottage Grove home Heard on: MABAS Division 24 00:10 00:00 Dolton Fire Department, CO investigation, no illness, (number withheld) Cottage Grove Avenue. 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 Dolton Fire Department, CO investigation, no illness, (number withheld) Cottage Grove Avenue. 00:05 Dolton Fire Department for the CO investigation, no illness at (number withheld) Cottage Grove Avenue. 2026-09-13 10:54 UTC Fire Cottage Grove Ave, Dolton, IL 60419 View on map