NTSB investigations
726 cases where the defining event was 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 e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.\"isDefiningEvent\" AND e.\"tier2Number\" = '330') 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 e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e."isDefiningEvent" AND e."tier2Number" = '330') 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 CEN11IA649Incident · No injuriesIncident investigationFinal reportAirbus Industrie A320-211 · Chicago, ILThe infiltration of moisture into the windshield heating layer that induced arcing in the heating system that subsequently cracked the windshield.NTSB ANC11CA095Accident · No injuriesData collectionFinal reportCessna 170A · Anchorage, AKThe fracture of a hydraulic brake line fitting due to incorrect installation of the brake line by the pilot/owner, which resulted in a loss of brake pressure and subsequent loss of directional control during the landing roll.NTSB CEN11LA601Accident · Minor injuriesLimited investigationFinal reportVan's RV-12 · Windom, MNThe pilot's loss of airplane control after liftoff due to his distraction with the unsecured canopy, which he did not lock before takeoff.NTSB CEN11CA640Accident · No injuriesData collectionFinal reportCessna T210M · Cahokia, ILA failure of a spring in the main landing gear actuation system that prevented the landing gear from extending.NTSB ERA11CA471Accident · No injuriesData collectionFinal reportPayne/Foster Glasair · Ocala, FLThe failure of the tailwheel locking mechanism to remain engaged while landing in a crosswind, which resulted in a loss of directional control and runway excursion.NTSB WPR11CA358Accident · No injuriesData collectionFinal reportMcdonald Lynn B Avid Flyer Mark IV · Yamhill, ORThe pilot’s loss of directional control during landing rollout due to an unlocked tail wheel that was caused by a degradation of the tailwheel assembly mounting angle.NTSB CEN11CA523Accident · No injuriesData collectionFinal reportCessna 195 · Oshkosh, WIThe failure of the left brake which resulted in a ground-loop.NTSB ANC11CA072Accident · No injuriesData collectionFinal reportAeronca 7AC · McCarthy, AKThe separation of the right main landing gear oleo strut assembly, resulting in the collapse of the main landing gear during the landing roll.NTSB ERA11CA396Accident · No injuriesData collectionFinal reportPiper PA-30 · Plant City, FLThe failure of a screw in the nose landing gear aligner assembly for undetermined reasons, which prevented the landing gear from fully extending.NTSB WPR11LA303Accident · Serious injuriesLimited investigationFinal reportArrow Falcon Exporters OH-58C · Brentwood, CAThe failure of the main rotor mast due to fatigue cracking originating from corrosion pits.NTSB WPR11LA313Accident · No injuriesLimited investigationFinal reportPiper PA 46-350P · Flagstaff, AZFatigue failure of an engine mount attachment foot, which resulted in collapse of the nose landing gear during landing. Contributing to the accident was the failure of the owner/operator to adhere to the manufacturer's suggested engine mount inspection…NTSB WPR11LA282Accident · No injuriesLimited investigationFinal reportHiller UH12E · Hanford, CAThe separation of the tail rotor drive gear shaft due to torsional fatigue of its threaded portion, which resulted in a loss of tail rotor control.NTSB WPR11LA292Accident · No injuriesLimited investigationFinal reportCessna 320F · Phoenix, AZThe mechanic's failure to properly secure the nose landing gear actuator push-pull tube to the landing gear door hinge clevis, which resulted in the gear jamming and not fully retracting after takeoff.NTSB CEN11WA412Accident · Serious injuriesForeign investigationMcDonnell Douglas Helicopter 369E · Glastonbury, United KingdomOn June 19, 2011, at 1420 universal coordinated time (UTC), a McDonnell Douglas Helicopter Company model 369E, United Kingdom registration G-KSWI, s/n 0204E, was substantially damaged during an emergency landing after experiencing a mechanical failure of the…NTSB WPR11LA265Accident · No injuriesLimited investigationFinal reportAerovodochody L-29 Delfin · Reno, NVThe failure of a modified engine mount to keep the engine properly aligned, which resulted in partial failure of the rudder support structure due to the deflection of the jet engine exhaust.NTSB CEN11CA387Accident · No injuriesData collectionFinal reportBeech B200 · Waukegan, ILThe lightning strike during an en route descent.NTSB CEN11IA369Incident · No injuriesIncident investigationFinal reportEmbraer EMB-145 · Chicago, ILThe overheat and failure the brake during landing due to oxidation of the brake rotors, which went undetected by maintenance personnel. Contributing to the accident was maintenance personnel’s lack of familiarity with detailed brake oxidation inspection…NTSB WPR11LA245Accident · No injuriesLimited investigationFinal reportPiper PA-46-310P · Lake Havasu, AZThe failure of the low pressure switch in the normal landing gear system, which prevented normal operation of that system, and the misrigging of the emergency extension gear release valve, which prevented the system from being depressurized to allow for the…NTSB ERA11IA320Incident · No injuriesIncident investigationFinal reportRobinson Helicopter R22 Mariner · Redding, CTThe pilot's inadequate helicopter preflight inspection and the mechanic’s inadequate annual inspection, both of which failed to detect a worn bolt in the tail rotor teeter hinge prior to its fracture due to fatigue.NTSB DCA11PA075Accident · Minor injuriesFinal reportBoeing 707-321B · Point Mugu, CAthe failure of a midspar fitting, which was susceptible to fatigue cracking and should have been replaced with a newer, more fatigue-resistant version of the fitting as required by an airworthiness directive. Also causal was an erroneous maintenance entry…NTSB WPR11LA218Accident · No injuriesLimited investigationFinal reportPiper PA46-500TP · Rock Springs, WYThe overstress fracture of the right aileron midspan hinge bracket due to modal vibrations created by a deflated right main landing gear tire during the takeoff roll.NTSB CEN11LA315Accident · No injuriesLimited investigationFinal reportHughes 269B · Edgerton, INA loss of clearance between the tail rotor drive shaft and the tailboom bulkhead for undetermined reasons, which resulted in the overstress failure of the drive shaft.NTSB WPR11LA205Accident · Minor injuriesLimited investigationFinal reportBennett Midjet Mustang I · Ramona, CAThe pilot's inability to maintain directional control during the landing roll due to the overload separation of the left brake master cylinder from the left rudder pedal assembly.NTSB ERA11LA239Accident · No injuriesLimited investigationFinal reportBeech BE99 · Cedartown, GAThe failure of the left main landing gear bearings and supports due to inadequate lubrication by unknown maintenance personnel.NTSB WPR11CA197Accident · No injuriesData collectionFinal reportXtremeair Sbach 342 · Springerville, AZThe pilot's failure to properly secure loose objects in the cockpit area which resulted in a personal locator beacon becoming lodged in the elevator control torque tubes, restricting flight control movement.NTSB ERA11LA150Accident · Minor injuriesLimited investigationFinal reportFlaglor Tom Kolb Aircraft MK III · Stetson, METhe in-flight failure of the No. 1 composite propeller blade due to fatigue, which resulted in a violent vibration, loss of engine power, and a subsequent forced landing to unsuitable terrain.NTSB CEN11FA193Accident · No injuriesField investigationFinal reportGulfstream Aerospace GV-SP · Appleton, WIThe pilot flying's (PF) decision to land on a shorter-than-recommended runway with a known left hydraulic system failure rather than go around as suggested by the pilot-not-flying, his failure to immediately apply emergency brakes following the detection of…NTSB CEN11IA180Incident · No injuriesIncident investigationFinal reportHawker Beechcraft C90 · Evansville, INThe peel chip-type failure of the co-pilot's window during initial climb.NTSB WPR11CA112Accident · Minor injuriesData collectionFinal reportHarvey Patten Rans S-6ES · Buckeye, AZA disconnection of the elevator control linkage due to incorrect installation or maintenance, which was due to the retaining nut backing off the bolt and allowing the bolt to fall out.NTSB ERA11CA125Accident · No injuriesData collectionFinal reportCessna 210K · Crestview, FLThe pilot's inability to maintain control of the airplane during landing due to the failure of the right main tire.NTSB DCA11WA023Incident · No injuriesForeign investigationBoeing 737 · Montpelier, FranceOn January 10, 2011, at 1330 local time a Boeing 737-700, registration F-GIXD experienced an AOA sensor blockage resulting in false stick-shaker during takeoff from Montpelier, France. The airplane was on a ferry flight to Toulouse, France, and returned to…NTSB WPR11LA119Accident · No injuriesLimited investigationFinal reportCzech Sportplanes Sro Dynamic · Palm Springs, CAInadvertent opening of the airplane canopy during the landing approach in a downdraft, which resulted in a rapid descent and hard landing.NTSB CEN11CA143Accident · No injuriesData collectionFinal reportRardin William I Kitfox III · Carlisle, ARFailure of the left main landing gear strut due to a pre-existing crack in the weld joint.NTSB CEN11LA089Accident · No injuriesLimited investigationFinal reportCessna 180 · Omaha, NEA loss of engine power due to a stuck check valve in the carburetor acceleration pump, resulting in an improper fuel mixture when the pilot attempted to add power.NTSB ERA11WA073Accident · Minor injuriesForeign investigationSwearingen SA227 · Andahuaylas, PeruNTSB WPR11IA019Incident · No injuriesIncident investigationFinal reportBombardier CL-600-2B19 · Phoenix, AZThe overextension of the main cabin door due to difficulty opening the door because the power-assist motor cable was lodged within the main cabin door assembly.NTSB ERA11LA025Accident · No injuriesLimited investigationFinal reportSchempp-Hirth Ventus B/16.6 · Warren, VTThe pilot's inadvertent deployment of the airbrake handle past the upper limit of its normal operating range, which resulted in binding of the controls.NTSB ANC10LA101Accident · No injuriesLimited investigationFinal reportCessna 150F · North Pole, AKThe overstress separation of the left nose wheel steering linkage rod end during the takeoff roll, which resulted in a loss of control.NTSB WPR10LA479Accident · No injuriesLimited investigationFinal reportPiper PA-46-350P · Spokane, WAThe failure of a manufacturing splice of the right main landing gear tire’s inner tube, which resulted in a deflated tire and a consequent loss of directional control on landing.NTSB ERA10LA485Accident · Minor injuriesLimited investigationFinal reportBeech 58 · Rainelle, WVThe improper rigging of the fuel selector by maintenance personnel, which resulted in a total loss of engine power.NTSB WPR10LA464Accident · 1 fatalLimited investigationFinal reportHughes OH-6A · Majuro (Pacific Ocean)A loss of helicopter control for undetermined reasons.NTSB CEN10IA535Incident · No injuriesIncident investigationFinal reportEmbraer 500 · Brenham, TXThe pilots’ decision to depart with a known failed brake control unit.NTSB CEN10CA542Accident · Minor injuriesData collectionFinal reportSchempp-Hirth Standard Cirrus · Moriarty, NMThe inadvertent opening of the cockpit canopy for undetermined reasons.NTSB CEN10CA510Accident · No injuriesData collectionFinal reportGrumman Acft ENG Cor-Schweizer G-164B · Basile, LAThe loss of directional control during landing due to failure of the right brake for undetermined reasons.NTSB CEN10IA554Incident · No injuriesIncident investigationFinal reportDiamond Aircraft Ind DA 20-C1 · Bloomington, ILThe cracked nose landing gear fork assembly found during the preflight inspection.NTSB WPR10LA421Accident · No injuriesLimited investigationFinal reportCessna U206 · Grangeville, IDThe pilot’s decision to fly with a known defective nosewheel assembly, which resulted in a loss of directional control and nose-over on landing after the assembly shifted out of alignment during the flight.NTSB CEN10LA484Accident · Serious injuriesLimited investigationFinal reportRammel Thomas W Searey · Cokato, MNSeparation of the composite skin on one of the three propeller blades that resulted in an in-flight vibration, and the pilot's failure to maintain clearance with the water while maneuvering to avoid obstacles in preparation for a precautionary landing.NTSB CEN10LA457Accident · No injuriesLimited investigationFinal reportCessna 180B · Burnet, TXThe failure of the tailwheel compression spring, which resulted in a loss of directional control during landing.NTSB CEN10IA453Incident · No injuriesIncident investigationFinal reportPiper PA-32R-301T · Mount Pleasant, TXThe failure of an aileron control cable due to a seized idler pulley bearing.NTSB ERA10LA379Accident · Minor injuriesLimited investigationFinal reportGarlick Helicopters OH-58A+ · Newport, TNInadequate maintenance inspections of the main rotor blade inertia screw holes, which resulted in a main rotor blade failure due to fatigue. Contributing to the accident was the pilot's inadequate preflight inspection of the main rotor blades.