Incident at Trenton Vicinity, ONT (Communication navigation surveillance/air traffic system)
1997-09-02: On an IFR flight, aircraft squawked NORDO at 30 nw of Trenton. Aircraft left FL250, descended into Trenton's airspace and contacted Trenton terminal on UHF. Aircraft landed without further incident. Pilot was unable to talk to Toronto centre on UHF. No IFR aircraft in the vicinity. Weather was VFR. Ops. Impact -- none.
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