Plane Makes Emergency Landing After Takeoff From Longmont Airport A plane was forced to make an emergency landing in a field shortly after taking off from an airport in Longmont. Boulder County Communications was notified of an aircraft crash just west of the runway at the Vance-Brand Municipal Airport in Longmont on Sunday morning (July 18) at approximately 8:40 a.m. Get our free mobile app As per an official press release from the Boulder County Sheriff's Office, the plane had just taken off from the airport and was occupied by two people - a 69-year-old male, who was piloting the aircraft, and a 62-year-old female passenger.