Cause findings

Not a complete record. A partial collection of documented occurrences: counts, not rates, and no measure of aviation risk. Coverage

541 of 183,362 records: 1 more filter, leaving out 622 unreviewed and minor records. Include them · Show all 183,362

226 occurrences have findings that the NTSB designated as a cause. These are the most common areas of those findings; an occurrence can have causes in several areas. Share is of occurrences with cause findings.

Cause areas
Cause area	Occurrences	Share	Fatal occurrences	Fatalities
Personnel issues › Task performance	Personnel issues › Task performance: 132 occurrences, 58.4% of occurrences with cause findings. 0 were fatal. The bar is scaled to the largest row.	58.4%	0	0
Aircraft › Aircraft oper/perf/capability	Aircraft › Aircraft oper/perf/capability: 117 occurrences, 51.8% of occurrences with cause findings. 0 were fatal. The bar is scaled to the largest row (Personnel issues › Task performance, 132).	51.8%	0	0
Personnel issues › Action/decision	Personnel issues › Action/decision: 73 occurrences, 32.3% of occurrences with cause findings. 0 were fatal. The bar is scaled to the largest row (Personnel issues › Task performance, 132).	32.3%	0	0
Environmental issues › Conditions/weather/phenomena	Environmental issues › Conditions/weather/phenomena: 46 occurrences, 20.4% of occurrences with cause findings. 0 were fatal. The bar is scaled to the largest row (Personnel issues › Task performance, 132).	20.4%	0	0
Environmental issues › Physical environment	Environmental issues › Physical environment: 36 occurrences, 15.9% of occurrences with cause findings. 1 were fatal. The bar is scaled to the largest row (Personnel issues › Task performance, 132).	15.9%	1	1
Aircraft › Aircraft systems	Aircraft › Aircraft systems: 34 occurrences, 15.0% of occurrences with cause findings. 0 were fatal. The bar is scaled to the largest row (Personnel issues › Task performance, 132).	15.0%	0	0
Personnel issues › Psychological	Personnel issues › Psychological: 24 occurrences, 10.6% of occurrences with cause findings. 0 were fatal. The bar is scaled to the largest row (Personnel issues › Task performance, 132).	10.6%	0	0
Aircraft › Fluids/miscellaneous hardware	Aircraft › Fluids/miscellaneous hardware: 12 occurrences, 5.3% of occurrences with cause findings. 0 were fatal. The bar is scaled to the largest row (Personnel issues › Task performance, 132).	5.3%	0	0
Aircraft › Aircraft power plant	Aircraft › Aircraft power plant: 5 occurrences, 2.2% of occurrences with cause findings. 0 were fatal. The bar is scaled to the largest row (Personnel issues › Task performance, 132).	2.2%	0	0
Aircraft › Aircraft structures	Aircraft › Aircraft structures: 4 occurrences, 1.8% of occurrences with cause findings. 0 were fatal. The bar is scaled to the largest row (Personnel issues › Task performance, 132).	1.8%	0	0

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