Cessna 411 crash, Apr 1, 1977 (7 killed), Spring Valley L...
Cessna 411 accident on April 1, 1977 near Spring Valley Lake California, United States with 7 fatalities.
- Date: April 1, 1977
- Aircraft: Cessna 411
- Location: Spring Valley Lake California, United States
- Fatalities: 7
- Phase of flight: En route
Minutes after leaving Santa Ana John Wayne Airport, this twin engine Cessna 411 entered adverse weather and control was lost. It entered a dive and disintegrated on impact near Spring Valley Lake. All seven occupants were killed, and the wreckage was not found until the following day.