7 fatal · CESSNA 207A · 1991-05-13 · GRAND CANYON, AZ, USA
Event
NTSB number
LAX91FA213
Event ID
20001212X17021
Type
Accident
Date
1991-05-13
Location
GRAND CANYON, AZ, USA
Coordinates
36.029685, -112.020149
Injuries
Highest injury
FATL
Fatal
7
Serious
0
Minor
0
Uninjured
0
Total aboard
7
Aircraft
Make
CESSNA
Model
207A
Registration
N6280H
FAR Part
135
Engines
1
Damage
DEST
Conditions
Light
DAYL
Weather
VMC
Probable cause
DETONATION (OR PRE-IGNITION) IN THE NUMBER 1 CYLINDER, WHICH RESULTED IN EROSION (BURNING) OF THE NUMBER 1 PISTON AND SUBSEQUENT LOSS OF ENGINE POWER. A FACTOR RELATED TO THE ACCIDENT WAS: THE LACK OF SUITABLE TERRAIN FOR AN EMERGENCY LANDING.