NTSB investigations
3,929 cases where the first occurrence was “Airframe/component/system failure/malfunction”.
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 o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 130) 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 o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 130) 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 SEA96FA214Accident · 1 fatalField investigationFinal reportMudry CAP 10B · Fairchild Afb, WAloss of control due to a jammed aileron pushpull tube, due to improper installation/routing of electrical wire bundles through the right aileron bellcrank mechanism by unknown person(s).NTSB FTW96LA385Accident · Minor injuriesLimited investigationFinal reportHiller UH12E · Hamburg, ARThe loss of tail rotor control as result of a tail rotor blade strike by a partially disconnected ballast weight, due to a disconnected pin. A factor was the lack of suitable terrain for the forced landing.NTSB FTW96LA381Accident · Minor injuriesLimited investigationFinal reportMooney M20J · Biscoe, ARBinding of the flight control system for an undetermined reason.NTSB CHI96LA328Accident · No injuriesLimited investigationFinal reportCessna 182P · Cahokia, ILthe pilot misjudged his planned approach during the precautionary landing and the failed to obtain a proper touchdown point. Factors relating to the accident were: the loose oil filler cap, the uneven terrain on which the landing was made, the runway lights…NTSB FTW96FA373Accident · 1 fatalField investigationFinal reportBeech D55 · Corsicana, TXThe pilot's failure to maintain minimum control airspeed which resulted in the loss of control. Factors were the bent collar of the left main fuel tank refueling neck which resulted in fuel siphoning from the tank in flight, the pilot's failure to follow…NTSB LAX96LA327Accident · No injuriesLimited investigationFinal reportPiper PA-28-140 · Kernville, CAbrake failure due to a stripped brake fitting that allowed the brake fluid to leak out of the system. The failure of maintenance personnel to detect and repair the faulty brake line during the last 100-hour inspection, and the pilot's failure to perform a…NTSB SEA96LA206Accident · No injuriesLimited investigationFinal reportPiper PA-22-108 · Ashland, ORinadequate inspection of the airplane by maintenance personnel,and a worn exhaust clamp, which resulted in a disconnected exhaust pipe, exhaust leak, burning and shorting of electrical wiring associated with the voltage regulator, and a cabin fire.NTSB CHI96IA320Incident · No injuriesIncident investigationFinal reportCessna 525 · Milwaukee, WIan uncontained failure of a high pressure turbine disk blade retention post due to fatigue. A factor relating to the incident was: inadequate design of the high pressure turbine disk. Fretting on the leading side of the lobe near the fracture origin may have…NTSB CHI96LA317Accident · Serious injuriesLimited investigationFinal reportPiper PA-32R-301 · Stewartville, MNthe pilot's improper in-flight planning/decision, which resulted in a failure to reach the proper touchdown point for the landing. The fractured nose gear shimmy damper attaching collar and the jammed nose gear were related factors.NTSB CHI96FA314Accident · 1 fatalField investigationFinal reportPiper PA-32R-300 · Medford, MNfailure of the pilot to maintain control of the airplane, due to spatial disorientation. Factors relating to the accident were: failure of the (primary) vacuum system and a restriction in the (standby) vacuum system.NTSB FTW96LA360Accident · Minor injuriesLimited investigationFinal reportCresap Early Bird Jenny · Kersey, COFailure of the throttle linkage. A related factor was the lack of suitable terrain for the forced landing.NTSB LAX96FA317Accident · No injuriesField investigationFinal reportCessna 441 · Phoenix, AZblockage of the fuel vent system due to mud from wasp nest(s). Inadequate maintenance was a related factor.NTSB FTW96LA402Accident · No injuriesLimited investigationFinal reportCessna TR182 · Telluride, COfailure of the generator control unit (GCU), which resulted in a total electrical failure and failure of the main landing gear to lock in place.NTSB ATL96FA123Accident · 2 fatalField investigationFinal reportBurkhart Grob G-115D · Indiantown, FLfailure of maintenance personnel to rebalance the flight controls after the airplane had been repainted, which resulted in rudder flutter and in-flight breakup of the airplane.NTSB SEA96TA192Accident · No injuriesFinal reportBell UH-1H · Pendleton, ORundetermined malfunction/failure of a flight control or hydraulic system. Rough terrain in the emergency landing area was a related factor.NTSB ATL96LA120Accident · No injuriesLimited investigationFinal reportGreat Lakes GL2T-1A-2 · Montgomery, ALThe locked rudder in a fully deflected position which resulted in the pilot's inability to maintain directional control.NTSB NYC96IA169Incident · No injuriesIncident investigationFinal reportBoeing 727-232 · Howard Beach, NYfatigue failure of the fore flap attachment fitting, due to grinding marks on the fitting.NTSB FTW96LA348Accident · Minor injuriesLimited investigationFinal reportVans RV-4 · Van Horn, TXloss of engine power due to a cracked oil cooler, which led to the loss of all lubricating oil and an engine seizure. The lack of suitable terrain for a forced landing was a related factor.NTSB SEA96LA190Accident · No injuriesLimited investigationFinal reportAviat A-1 · Worland, WYoverload failure of the landing gear axle, after its design stress limits had been exceeded at some undetermined time.NTSB SEA96LA188Accident · Minor injuriesLimited investigationFinal reportJonas Exec 90 · Hermiston, ORslippage of the drive belts, while hover taxiing in ground effect, which resulted in loss of power to the rotor system; and inadequate remedial action by the pilot, which led to a roll over during touch down (forced landing). A factor relating to the accident…NTSB SEA96FA187Accident · Serious injuriesField investigationFinal reportGarlick UH-1H · Coeur D'Alene, IDFatigue fracture of the left forward vertical stabilizer spar, resulting in loss of the vertical stabilizer and tail rotor and subsequent loss of control. A factor was insufficient applicability (by make and model) of an existing FAA airworthiness directive…NTSB MIA96LA209Accident · Serious injuriesLimited investigationFinal reportHughes 269A · Cottondale, FLimproper assembly of the main rotor blade dampners by a mechanic which resulted in the helicopter being damaged by ground resonance.NTSB ATL96LA118Accident · No injuriesLimited investigationFinal reportCessna 172N · Nashville, TNinadequate annual inspection by other maintenance personnel and inadequate pre-flight inspection by the pilot.NTSB IAD96FA126Accident · 1 fatalField investigationFinal reportAerotek Pitts Special S-1S · Pittsburgh, PAThe pilot's utilization of airspeeds greater than the manufacturer recommended maneuvering airspeeds which exceed the design limits of the airplane and resulted in the subsequent failure of the wing spar.NTSB FTW96LA334Accident · No injuriesLimited investigationFinal reportCessna 210 · Pueblo, COimproper routing of the nose landing gear hydraulic line by unknown maintenance personnel, allowing it to chafe on the nose wheel and develop a leak, which resulted in an inability to obtain a down-and-locked condition of the landing gear.NTSB CHI96LA274Accident · No injuriesLimited investigationFinal reportBeech 35 · Yankton, SDan improper in-flight decision by the pilot when he shut the engine off as the airplane approached the landing runway. Factors associated with this accident were an inadequate maintenance inspection by the mechanic when the actuating arm fracture was not…NTSB FTW96LA331Accident · No injuriesLimited investigationFinal reportScott Glass Goose · Aubrey, TXThe owner/builder's design change resulting in in-flight flutter of the flaperon, which led to the fuel tank rupture and separation of the flaperon.NTSB SEA96LA181Accident · No injuriesLimited investigationFinal reportBeech 35 · Spokane, WAfailure (cracking) of the aft fuselage bulkhead for undetermined reason(s).NTSB CHI96FA264Accident · 1 fatalField investigationFinal reportHoffman, Wolf, Flugzeugbau H-36 · Waukegan, ILfailure of the pilot to maintain adequate airspeed, while maneuvering to land, which resulted in an inadvertent stalled and collision with the terrain. A factor relating to the accident was: the loose engine cowling.NTSB CHI96LA255Accident · Minor injuriesLimited investigationFinal reportPiper PA-28-151 · New Melle, MOthe pilot's selection of an unsuitable area for an emergency/precautionary landing. Factors relating to the accident were: the pilot's continual operation of the airplane with a known deficiency (broken trim switch); an uncommanded activation of the elevator…NTSB FTW96LA325Accident · Minor injuriesLimited investigationFinal reportPezetel M-18A · Mcgehee, ARfailure of the brake system for undetermined reason(s), which resulted in a loss of directional control and a subsequent encounter with a ditch.NTSB FTW96FA319Accident · 2 fatalField investigationFinal reportChester Glasair RG · Lafayette, LAfailure of the pilot to maintain proper altitude (and clearance above wooded terrain), while diverting to an alternate destination. Factors relating to the accident were: the loss of the comm/nav equipment as a result of an electrostatic discharge, darkness,…NTSB CHI96LA252Accident · No injuriesLimited investigationFinal reportBoeing A75N1 · East Troy, WIcorrosion and fracture of the rudder control horn.NTSB LAX96LA279Accident · No injuriesLimited investigationFinal reportHiller UH-12E · Healdsburg, CAThe failure of the pilot to confirm a loss of power before entering autorotation after reading an erroneous instrument indication on the helicopter's dual tachometer. Factors in the accident were the erratic instrument, and maintenance personnel who failed to…NTSB ANC96LA105Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Mcgrath, AKThe improper and unauthorized repair of the main landing gear by the pilot, and the pilot's decision to operate the airplane with known deficiencies.NTSB LAX96LA347Accident · No injuriesLimited investigationFinal reportPiper PA-28-180 · Palm Springs, CAthe failure of a propeller blade as a result of undetected in-service mechanical damage that caused a stress point that progressed to a point of failure.NTSB IAD96LA116Accident · 1 fatalLimited investigationFinal reportQuicksilver Sprint · Mt Airy, MDThe pilot's improper planning/decision and exceeding the design stress limits of the aircraft, which resulted in overload failure of the wing and subsequent uncontrolled collision with the terrain. Factors related to the accident were: the pilot's failure to…NTSB ANC96FA098Accident · 1 fatalField investigationFinal reportSikorsky CH-54A · Ketchikan, AKfailure of the number 5 tailrotor bearing. A factor relating to the accident was: the uneven/steep sloping terrain, where the pilot was forced to land. Possible factors were: inadequate handling/labeling of the 'relubed' bearing by intermediate supplyier(s),…NTSB ATL96LA104Accident · No injuriesLimited investigationFinal reportHiller UH-12E · Cottondale, FLfailure of the main rotor drive torsional coupling and inner gimbal ring, which resulted in jamming of the flight controls during an attempted autorotation.NTSB MIA96IA179Incident · No injuriesIncident investigationFinal reportShort Brothers SD3-60-200 · San Juan, PRFatigue failure of a segment of the elevator trim control cable. Contributing to the accident was the failure of the airplane manufacturer to require a replacement interval of the cables.NTSB SEA96LA164Accident · No injuriesLimited investigationFinal reportPiper PA-46-350P · Hillsboro, ORblockage of the vents to both wing fuel tanks, after unknown personnel failed to remove tape (protective covering) from the vents, which resulted in collapsed fuel tanks (and wing damage).NTSB FTW96LA295Accident · No injuriesLimited investigationFinal reportCessna T210L · Terrell, TXthe mechanic's improper installation of the left main landing gear brake line, which resulted in chaffing and failure of the brake line, loss of hydraulic fluid, and inoperative brake(s).NTSB NYC96LA143Accident · No injuriesLimited investigationFinal reportAerospatiale AS-332L · Lakewood, NJa number two system module hydraulic oil leak, which was ignited by an undetermined source and resulted in a hydraulic fluid fire.NTSB MIA96LA176Accident · Minor injuriesLimited investigationFinal reportHiller OH-23C · Marathon, FLImproper repair of a previous crack in the blue main rotor blade by unknown persons; improper inspection of the main rotor blades by maintenance personnel, following a reported vibration problem; and subsequent failure of the main rotor blade, which resulted…NTSB LAX96LA258Accident · 1 fatalLimited investigationFinal reportDavis Challenger I CW · Paso Robles, CAthe owner/builder/pilot's impairment of judgment and performance due to drugs which led to his improper handling of the airplane and failure to maintain an adequate airspeed margin above stall speed, resulting in an inadvertent stall/spin. A factor which…NTSB FTW96FA288Accident · 1 fatalField investigationFinal reportAir Tractor AT-400 · Huffman, TXcorroded flight control components, due to the operator's inadequate maintenance and inspection of the airplane; the pilot's failure to follow procedures and directives, by flying the airplane without proper maintenance and annual inspection; and subsequent…NTSB LAX96LA261Accident · No injuriesLimited investigationFinal reportRominger Eyas · Santa Rosa, CAan inadequate design change by the pilot/builder of the airplane's canopy; a malfunction of the canopy, which resulted in its separation; and failure of the pilot to flare the airplane during an emergency landing after takeoff, due to the wind blast that…NTSB NYC96LA136Accident · No injuriesLimited investigationFinal reportCessna 172N · Newry, PAfailure of the pilot to identify the inoperative airspeed indication and abort the takeoff, while there was sufficient runway remaining; excessive speed during the approach/landing; and the pilot's failure to perform a go-around after not attaining a proper…NTSB NYC96LA134Accident · No injuriesLimited investigationFinal reportWsk Pzl-Krosno KR-03A · Hilltown, PAfailure of a bolt on the tow hook which resulted in an uncommanded release of the tow rope, and forced landing of the glider.NTSB MIA96LA166Accident · Minor injuriesLimited investigationFinal reportBell UH-1B · Lorida, FLfailure of company maintenance personnel to properly torque the tail rotor 90 degree gear box mounting bolts during installation, which resulted in failure of the mounting studs due to bending fatigue and subsequent separation of the gearbox.