NTSB investigations

16 cases where NTSB found Hypoxia/anoxia.

Cases per year

20082026
NTSB investigations per year, 2008–2026: 16 cases
20081
20092
20111
20123
20141
20151
20162
20182
20191
20221
20231

Latest cases

Query with SQL
duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
  FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c.\"mKey\" AND a.position = 1
  WHERE c.\"mKey\" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f.\"findingCode\", '02012035'))
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

NTSB ERA23FA256Accident · 4 fatalClass 3 · FieldFinal reportCessna 560 · Montebello, VAPilot incapacitation due to loss of cabin pressure for undetermined reasons. Contributing to the accident was the pilot’s and owner/operator’s decision to operate the airplane without supplemental oxygen.Jun 4, 2023 · N611VG · DestroyedNTSB CEN22FA145Accident · 3 fatalClass 3 · FieldFinal reportPiper PA-30 · Pond Creek, OKThe pilot’s loss of control of the airplane, resulting in an in-flight breakup.Mar 17, 2022 · N8357Y · DestroyedNTSB WPR19FA148Accident · 2 fatalClass 3 · FieldFinal reportRobinson R44 · Alpine, UTThe noninstrument-rated pilot’s continued visual flight rules flight into instrument meteorological conditions, which resulted in spatial disorientation and subsequent loss of control. Contributing to the accident was hypoxia due to the high altitude at which…May 17, 2019 · N744TW · Substantial damageNTSB ERA19LA012Accident · 3 fatalLimited investigationFinal reportPiper PA34 · Westhampton Beach, NYThe instructor's decision to conduct and continue a visual flight rules flight into instrument meteorological conditions with a known flight instrument anomaly, which resulted in spatial disorientation, causing a loss of airplane control and subsequent…Oct 13, 2018 · N593MS · DestroyedNTSB CEN18FA400Accident · 1 fatalClass 3 · FieldFinal reportCirrus Design SR22T · Gulf of Mexico (Gulf of Mexico)The pilot's incapacitation resulted in impact with the Gulf of Mexico. The reason the hypoxia recognition system did not descend the airplane as designed could not be determined as the airplane was not located.Jan 3, 2018 · N325JK · DestroyedNTSB ANC17FA004Accident · 1 fatalField investigationFinal reportFairchild Heli-Porter Pilatus PC-6 · Port Alsworth, AKThe airplane's collision with mountainous terrain while operating in an area of reduced visibility and icing conditions. Contributing to the accident was the pilot's inadequate preflight planning, which would have identified deteriorating weather conditions…Oct 29, 2016 · N5308F · Substantial damageNTSB CEN16FA086Accident · 1 fatalField investigationFinal reportBeech C35 · Meeker, COThe non-instrument-rated pilot's decision to fly the airplane in instrument meteorological conditions at high altitude for greater than 30 minutes without the use of supplemental oxygen which resulted in hypoxia, and a subsequent loss of control. Contributing…Jan 14, 2016 · N2025D · DestroyedNTSB ERA15LA349Accident · 1 fatalLimited investigationFinal reportMooney M20TN · Atlantic City (Atlantic Ocean)A loose oxygen line, which was not detected by maintenance personnel during a recent annual inspection, that allowed oxygen to escape and drain the oxygen canister more quickly than the pilot expected. This reduced the pilot's availability of supplemental…Sep 10, 2015 · N370MM · Substantial damageNTSB ERA14LA424Accident · 2 fatalLimited investigationFinal reportSocata TBM 700 · Caribbean Sea, A1The design of the cabin pressurization system, which made it prone to unnecessary shutdown, combined with a checklist design that prioritized troubleshooting over ensuring that the pilot was sufficiently protected from hypoxia. This resulted in a loss of…Sep 5, 2014 · N900KN · DestroyedNTSB WPR13FA312Accident · 1 fatalField investigationFinal reportMooney M20F · Yosemite Valley, CAThe pilot’s decision to continue flight into instrument meteorological conditions, which resulted in his failure to maintain situational awareness and sufficient altitude to clear mountainous terrain.Dec 17, 2012 · N9524M · Substantial damageNTSB CEN12FA571Accident · 1 fatalField investigationFinal reportPiper PA-24-250 · Milner, COThe student pilot's impairment from alcohol, marijuana, and hypoxia, which adversely affected his ability to maintain control of the airplane.Aug 24, 2012 · N7774P · Substantial damageNTSB WPR12FA154Accident · 1 fatalField investigationFinal reportCessna T182 · Ludlow, CAThe in-flight loss of control due to the pilot’s impairment as a result of hypoxia. Contributing to the accident was the pilot’s operation of the airplane above 12,500 feet without the aid of supplemental oxygen.Apr 6, 2012 · N5201F · Substantial damageNTSB CEN11FA479Accident · 2 fatalField investigationFinal reportCessna 150L · Silverton, COThe pilot's failure to maintain control of the airplane while operating it at low levels above mountainous terrain and in excess of its maximum allowable gross weight, which resulted in an aerodynamic stall. The pilot's failure to maintain control resulted…Jul 14, 2011 · N1539Q · Substantial damageNTSB CEN09LA527Accident · 1 fatalLimited investigationFinal reportAir Tractor AT-802A · Corning, IAThe in-flight loss of control due to the pilot's impairment as a result of hypoxia. Contributing to the accident was the pilot's decision to operate the unpressurized airplane at an altitude requiring supplemental oxygen without having any oxygen available.Aug 15, 2009 · N802LL · DestroyedNTSB ERA09FA429Accident · 1 fatalField investigationFinal reportCirrus SR-22 · Ravenswood, WVThe pilot's improper modification of the certified, on-board oxygen system, which resulted in incapacitation due to hypoxia, and the airplane's subsequent uncontrolled descent into terrain.Jul 31, 2009 · N581DS · DestroyedNTSB CEN09FA087Accident · 1 fatalField investigationFinal reportBeech C90 · Rocksprings, TXThe pilot's failure to properly configure the pressurization controls, resulting in his impairment and subsequent incapacitation due to hypoxia.Dec 14, 2008 · N43KM · Substantial damage