Part 121 Accident Data, 2003-2012
Part 121 Accident Severity, 2003-2012
NTSB Accident Severity Categories, 2003-2012
Major
The aircraft was destroyed, OR
There were multiple fatalities, OR
There was one fatality AND substantial damage to the aircraft.
Serious
A single fatality without substantial damage to the aircraft, OR
At least one serious injury AND the aircraft was substantially damaged.
Injury
Non-fatal accident with at least one serious injury but no substantial damage to the aircraft.
Damage
No person was killed or seriously injured, but the aircraft was substantially damaged.
Defining Events and Phases of Flight for Part 121 Accidents in 2012
International Civil Aviation Organization Code Definitions:
Part 121 Activity Data, 2003-2012
Source: FAA