Lockheed C-141 Starlifter crash, Mar 21, 1975 (16 killed)
Lockheed C-141 Starlifter accident on March 21, 1975 near Mt Constance Washington, United States with 16 fatalities.
- Date: March 21, 1975
- Aircraft: Lockheed C-141 Starlifter
- Location: Mt Constance Washington, United States
- Fatalities: 16
- Phase of flight: En route
A USAF C-141 descending toward McChord at night was cleared to 5,000 feet, too low for the area of Mount Constance in the Olympic Mountains. It struck the slope about 150 feet below the summit and caused an avalanche, and all 16 people aboard died.