Scheduled passenger service : On November 19 , 1996 United Express Flight 5925 ( operated by Great Lakes Airlines ) departed Burlington bound for Quincy , IL . It later collided with a King Air near the runway 4/13 intersection at Quincy Regional Airport . Probable cause was likely that the King Air pilots did not monitor the Common Traffic Advisory Frequency due to Quincy having very low air traffic . 12 people perished in the accident ; seven were employees of Dresser Industries in Burlington
United Express Flight 5925
United Express Flight 5925
Southeast Iowa Regional Airport