Summary
On July 28, 1990, a Gulfstream G-II (N405MM) was involved in an accident near Cheyenne, WY. The accident resulted in 1 serious injury, 7 minor injuries, with 2 people uninjured out of 10 aboard.
The National Transportation Safety Board determined the probable cause of this accident to be: AN UNFORESEEN ENCOUNTER WITH CLEAR AIR TURBULENCE.
This accident is documented in NTSB report DEN90LA168. AviatorDB cross-references NTSB investigation data with FAA registry records to provide comprehensive safety information for aircraft N405MM.
Accident Details
Date
Saturday, July 28, 1990
NTSB Number
DEN90LA168
Location
CHEYENNE, WY
Event ID
20001212X23685
Coordinates
41.409721, -104.099082
Nearest Airport
Aircraft Damage
Unknown
Highest Injury
Serious
Fatalities
0
Serious Injuries
1
Minor Injuries
7
Uninjured
2
Total Aboard
10
Probable Cause and Findings
AN UNFORESEEN ENCOUNTER WITH CLEAR AIR TURBULENCE.
Aircraft Information
Registered Owner (Historical)
Name
PIPER AIRCRAFT INC
Address
2926 PIPER DR
Status
Deregistered
City
VERO BEACH
State / Zip Code
FL 32960-1955
Country
United States
Data Source
Data provided by the National Transportation Safety Board (NTSB). For more information on this event, visit the NTSB Records Search website. NTSB# DEN90LA168