NTSB investigations
996 cases where the sequence of events included Sys/Comp malf/fail (non-power).
Cases, newest first
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 s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '330' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE \"isDefiningEvent\")) 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.
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 s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '330' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB MIA08LA149Accident · No injuriesLimited investigationFinal reportAero Commander 500-B · Charlotte AmaliThe failure of maintenance personnel to identify inadequate clamping of the aluminum line during inspection, and the undetected fatigue cracking of the line which resulted in the loss of hydraulic fluid.NTSB CHI08LA151Accident · No injuriesLimited investigationFinal reportBell 47D1 · Carrollton, OHThe airframe vibration for an undetermined reason.NTSB SEA08LA147Accident · No injuriesLimited investigationFinal reportAero Commander 690A · Tacoma, WAThe collapse of the right main landing gear for undetermined reasons.NTSB DFW08CA152Accident · Serious injuriesData collectionFinal reportRotorway 162F · Gonzales, TXfailure of the main rotor drive belt for undetermined reasons.NTSB CHI08LA143Accident · No injuriesLimited investigationFinal reportBeech A36 · Norfolk, VAThe failure of the left main landing gear tire for undetermined reasons.NTSB MIA08LA106Accident · No injuriesLimited investigationFinal reportEurocopter France AS350 B2 · Hiram, GAThe failure of the starflex arm during engine run-up due to inadequate inspection by maintenance personnel.NTSB LAX08LA145Accident · No injuriesLimited investigationFinal reportBabcock KR-2 · Olympia, WAA total loss of engine power during takeoff due to the carburetor's mixture needle backing out.NTSB DEN08CA089Accident · No injuriesData collectionFinal reportGrumman-Schweizer G-164C · De Witt, ARThe pilot's improper decision to attempt to close the canopy in flight, and his diverted attention resulting in the airplane impacting the terrain. Contributing to the accident was the excessively worn canopy latch.NTSB SEA08LA117Accident · No injuriesLimited investigationFinal reportRockwell 690C · Minden, NVThe collapse of both main landing gear for undetermined reasons.NTSB ANC08CA065Accident · No injuriesData collectionFinal reportde Havilland DHC-3 · Talkeetna, AKThe pilot's selection of an unsuitable landing site, which resulted in an overload failure of the tail ski assembly during the landing roll.NTSB CHI08CA117Accident · No injuriesData collectionFinal reportCessna 182D · Madison, INThe inadequate preflight inspection of the landing gear tires by the pilot, which did not identify a worn tire and resulted in a flat tire during landing touchdown. An additional cause was the directional control not possible during the landing rollout, and…NTSB SEA08LA114Accident · No injuriesLimited investigationFinal reportCanup Titan Tornado S · Council, IDThe failure of the tip of the wood propeller due to damage caused by a foreign object.NTSB DFW08LA115Accident · No injuriesLimited investigationFinal reportCessna 421C · Sterling, COFailure and separation of the upper and lower right main gear torque links links, which resulted in a loss of directional control on landing roll-out.NTSB CHI08LA115Accident · No injuriesLimited investigationFinal reportCessna 182 · Romeo, MIThe misjudged landing flare by the pilot, and the inadequate landing gear inspection/repair procedure used by other maintenance personnel, resulting in the failure of the main landing gear strut during landing.NTSB MIA08CA095Accident · No injuriesData collectionFinal reportChampion 7KCAB · Alexander City, ALThe separation of the right tail wheel spring on landing roll out for undetermined reasons, resulting in a loss of directional control and collision with a ditch.NTSB ANC08LA055Accident · No injuriesLimited investigationFinal reportCessna 180 · Kodiak, AKA loss of control during the landing roll due to a failure or malfunction of the brake system, resulting in a loss of control, and structural damage to the airplane.NTSB ENG08IA022Incident · No injuriesIncident investigationFinal reportBoeing 747 · Newark, NJAn engine fire in the No. 3 engine due to the failure of, and subsequent flammable fluid leak from, one of three fuel or hydraulic lines located in the engine's accessory raceway that ignited when the fluid came in contact with the hot engine cases.…NTSB CHI08CA111Accident · No injuriesData collectionFinal reportVeldhuizen Highlander · Onida, SDThe separation of the right main wheel from the landing gear during takeoff for an undetermined reason.. Contributing to the accident were rough/uneven terrain and that directional control was not possible.NTSB MIA08CA088Accident · Serious injuriesData collectionFinal reportWilliam E. Furr SeaRey · Winter Springs, FLThe pilot's inadequate preflight inspection of the airplane.NTSB DFW08LA097Accident · 1 fatalLimited investigationFinal reportRaytheon B200 · Taylor, TXThe failure of the pilot and mechanic to ensure that the airplane was depressurized prior to actuating the door. Contributing to the accident was the failure of the vacuum system.NTSB CHI08LA104Accident · No injuriesLimited investigationFinal reportVic Tatelman Baby Belle · Lakeland, FLThe failure of the tailrotor driveshaft hanger bearing and jamming of the tailrotor.NTSB DFW08LA100Accident · No injuriesLimited investigationFinal reportHiller UH-12E · Quinton, OKAn undetermined mechanical malfuction associated with the tail rotor drive system which led to a loss of control.NTSB CHI08CA105Accident · No injuriesData collectionFinal reportSchultz Mini 500 · Batavia, OHThe failure of the helicopter's centrifugal clutch during hover which led to the pilot's inability to maintain control of the craft and its subsequent impact with the ground.NTSB DFW08TA092Accident · No injuriesFinal reportRobinson R44 · Topeka, KSA malfunctioning magneto, resulting in a high engine rpm and low rotor warning indications. A contributing factor was the impact with a light pole, during the precautionary landing.NTSB LAX08IA093Incident · No injuriesIncident investigationFinal reportBennett Lancair 320 · Hillsboro, ORThe malfunction of the airplane's battery and alternator that resulted in the failure of the landing gear to extend and lock in place.NTSB DFW08IA087Incident · No injuriesIncident investigationFinal reportBoeing 737-524 · Houston, TXThe flight crew's improper landing technique for an inoperative anti-skid system resulting in locked brakes and four blown main landing gear tires.NTSB LAX08LA086Accident · No injuriesLimited investigationFinal reportCessna 402 · Henderson, NVThe failure of the left main landing gear torque link assembly for undetermined reasons.NTSB MIA08LA079Accident · No injuriesLimited investigationFinal reportCessna 402B · Fort Lauderdale, FLThe improper adjustment of the right main landing gear down lock by maintenance personnel resulting in the gear collapse during the landing roll..NTSB LAX08LA073Accident · No injuriesLimited investigationFinal reportCessna 402C · Mercury, NVA loss of power to both engines resulting from a fitting failure and leak at the right fuel selector valve that allowed fuel from the right tank to be lost overboard, and that then introduced air into the left engine's fuel lines during an attempted…NTSB MIA08CA074Accident · No injuriesData collectionFinal reportCessna 525B · Stuart, FLThe flight crew's failure to reset the brakes circuit breaker resulting in a loss of brakes during taxi and an on ground collision with an unoccupied parked airplane.NTSB MIA08LA066Accident · No injuriesLimited investigationFinal reportCessna 210L · Tampa, FLThe malfunction of the right main landing gear down-and-locked switch.NTSB LAX08LA066Accident · Serious injuriesLimited investigationFinal reportBartle Lancair IV-P · Murrieta/Temecu, CAA total loss of engine power while on approach due to the electrical overload of a fuse caused by the builder's inadequate design and installation of the electrical ignition system.NTSB DCA08IA044Incident · Minor injuriesIncident investigationFinal reportAirbus Industrie A320 · Jackson, WYthe loss of braking action on the left main landing gear due to the cross connection of the wheel speed tachometer wires that was caused by inadequate maintenance performed on the airplane during the installation of the main landing gear.NTSB LAX08LA063Accident · 1 fatalLimited investigationFinal reportWilson RV-7 · Nevada City, CAThe improper installation of the fuel pump, leading to a fatigue failure of the pump's lever arm and subsequent loss of engine power. Contributing to the accident was the lack of suitable terrain for a forced landing.NTSB MIA08LA053Accident · No injuriesLimited investigationFinal reportCessna C-172RG · Chamblee, GAA cracked nose gear actuator o-ring resulting in hydraulic fluid exhaustion, and collapse of the main gear.NTSB CHI08CA076Accident · No injuriesData collectionFinal reportAmerican AA-1A · Grantsburg, WIThe seizure of the left brake due to a buildup of ice between the rotor and brake pad. Contributing to the accident was the snow and slush covered runway, and the snowbank.NTSB NYC08LA091Accident · Minor injuriesLimited investigationFinal reportNorth American Rockwell NA-265-80 · Ft. Lauderdale, FLThe depletion of pressure in the normal hydraulic system for an undetermined reason, and the pilots' failure to properly operate the emergency braking system. Contributing to the accident was an inoperative hydraulic system aural warning.NTSB LAX08LA056Accident · No injuriesLimited investigationFinal reportSmith Zodiac 601XL · Murrieta, CAA loss of engine power due to fuel starvation, which was induced by the electrical system lacking sufficient power to run all of the electrical devices on the airplane and the electrical fuel pump.NTSB ENG08IA011Incident · Minor injuriesIncident investigationFinal reportBoeing B757-200 · West Palm Beach, FLthe arcing of the windshield heat system at the upper, aft (J1) and upper, forward (J4) terminal locations on the first officer's windshield, which caused the inner pane of glass to fracture.NTSB LAX08CA051Accident · No injuriesData collectionFinal reportLuscombe 8E · Brigham City, UTThe failure of the landing gear/ski attachment assembly due to inadequate maintenance.NTSB NYC08CA085Accident · No injuriesData collectionFinal reportQuicksilver Sport 2S · Arley, ALA malfunction of the rudder control system.NTSB ANC08IA033Incident · No injuriesIncident investigationFinal reportFairchild SA227-AC · Dutch Harbor, AKThe disengagement of the rudder control cable and loose rudder cable retaining pins. A factor contributing to the accident was a wind gust.NTSB CHI08LA071Accident · No injuriesLimited investigationFinal reportAirbus Industrie A319-114 · Detroit, MIThe separation of the engine cowling which resulted from maintenance personnel failing to follow maintenance procedures in that they did not latch the engine cowling following the maintenance inspection. A factor associated with the accident was their…NTSB CHI08IA065Incident · No injuriesIncident investigationFinal reportBoeing 737-2H4 · Lincoln, NEThe improper installation of the swivel valve fittings by the operator's mechanic leading to the total loss of both hydraulic systems. Contributing to the incident were the swivel valves leaking and the total failure of the hydraulic system.NTSB ANC08MA038Accident · 6 fatalMajor investigationFinal reportPiper PA-31-350 · Kodiak, AKThe failure of company maintenance personnel to ensure that the airplane's nose baggage door latching mechanism was properly configured and maintained, resulting in an inadvertent opening of the nose baggage door in flight. Contributing to the accident were…NTSB NYC79AA106Accident · Minor injuriesClosedMcdonnell Douglas DC9 · Boston, MAa fatigue fracture of the aft cabin pressure bulkhead which resulted in a rapid decompression of the aircraft's cabin area. This fracture initiated from a crack below the aft bulkhead access door which was discernible on the X-rays taken during the aircraft's…