De Havilland DHC-6 Twin Otter crash, Jul 4, 1991 (3 killed)
De Havilland DHC-6 Twin Otter accident on July 4, 1991 near Yopal, Casanare, Colombia with 3 fatalities. Cause: Controlled flight into terrain during a...
- Date: July 4, 1991
- Aircraft: De Havilland DHC-6 Twin Otter
- Location: Yopal, Casanare, Colombia
- Fatalities: 3
- Phase of flight: Approach and landing
- Cause: Controlled flight into terrain during a VFR approach in instrument conditions. The reason for the 20 degree deviation, strong winds or a deliberate weather avoidance, was not determined.
A Twin Otter on a charter flight approached Yopal under VFR in poor weather. About 8 km from the airstrip it struck a mountain slope, having drifted about 20 degrees left of its intended track. The aircraft was destroyed and all three occupants were killed.