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 FTW00LA095Accident · No injuriesLimited investigationFinal reportBeech 65-B80 · Midland, TXThe separation of the right main landing gear tire tread which resulted in damage to the right main landing gear mounting structure.NTSB ATL00LA034Accident · No injuriesLimited investigationFinal reportHughes 369D · Dallas, NCThe pilot's improper use of flight controls during an emergency landing. Factors were an encounter with a loss of tail rotor effectiveness (LTE) during an out-of-ground effect hover, the pilot's inadequate weather evaluation, and his failure to follow proper…NTSB ATL00IA035Incident · No injuriesIncident investigationFinal reportCessna CE-560 · Key Largo, FLThe malfunction of the nose gear locking mechanism for undetermined reason.NTSB ANC00LA033Accident · No injuriesLimited investigationFinal reportCessna 208B · Holy Cross, AKAn in-flight separation of a main landing gear tire mud flap, and subsequent impact with the horizontal stabilizer.NTSB LAX00LA112Accident · No injuriesLimited investigationFinal reportPiper PA-32R-301T · Coalinga, CAThe failure of the landing gear for undetermined reasons to go into the locked position after the pilot conducted a manual and emergency gear extension. A factor in the accident was the undetermined failure of the electrical system.NTSB NYC00LA085Accident · Serious injuriesLimited investigationFinal reportBoeing 747-236 · Providence, RIMaintenance personnel's failure to reconnect the pitot connections to the elevator feel computer which resulted in an elevator control surface deflection which was outside of the normal autopilot elevator authority. The uncommanded autopilot input to the…NTSB LAX00IA106Incident · No injuriesIncident investigationFinal reportEmbraer 120 · Fresno, CAMoisture contamination of the elevator trim actuator units resulting in their failure to operate at below freezing temperaturesNTSB DCA00MA026Accident · 3 fatalClass 1 · MajorFinal reportDouglas DC-8-71F · Rancho Cordova, CAA loss of pitch control resulting from the disconnection of the right elevator control tab. The disconnection was caused by the failure to properly secure and inspect the attachment bolt.NTSB LAX00LA103Accident · No injuriesLimited investigationFinal reportHughes 369HS · Pacific Ocean (Pacific Ocean)An unknown mechanical malfunction that resulted in a precautionary landing at sea and the subsequent sinking of the helicopter by an ocean swell.NTSB LAX00LA253Accident · No injuriesLimited investigationFinal reportCessna 310L · Flagstaff, AZthe fracture across the eyelet of the nose gear retraction rod, which prevented the extension of the nose gear.NTSB DEN00LA048Accident · Serious injuriesLimited investigationFinal reportBeech M35 · Albuquerque, NMThe pilot inadvertently allowing the airplane to stall. Factors were the missing alternator belt and the resultant total electrical system failure, and the pilot's attention being diverted.NTSB DCA00MA023Accident · 88 fatalClass 1 · MajorFinal reportDouglas MD-83 · Port Hueneme, CAA loss of airplane pitch control resulting from the in-flight failure of the horizontal stabilizer trim system jackscrew assembly's acme nut threads. The thread failure was caused by excessive wear resulting from Alaska Airlines' insufficient lubrication of…NTSB CHI00IA087Incident · No injuriesIncident investigationFinal reportMcDonnell Douglas DC9-32 · Milwaukee, WIthe chafing of the internal water heater wire. A factor was the missing ground strap.NTSB DEN00LA045Accident · Serious injuriesLimited investigationFinal reportBell 212 · Mt Pleasant, UTFailure of the main rotor mast due to fatigue that resulted from inadequate quality assurance during the manufacturing process.NTSB MIA00LA067Accident · No injuriesLimited investigationFinal reportSwearingen SX300 · Jekyll Island, GAfailure of the left main landing gear attachment during the landing/flare touchdown for undetermined reasons, resulting in the loss of directional control and the airplane exiting the runway and colliding with a runway light.NTSB LAX00LA071Accident · No injuriesLimited investigationFinal reportRotorway Exec 90 · Chandler, AZthe fatigue fracture and separation of the secondary drive shaft, which resulted from the manufacturer's inadequate quality control process.NTSB FTW00LA055Accident · No injuriesLimited investigationFinal reportCessna 172L · New Orleans, LAThe pilot's inadvertent starting of the engine. Factors were the pilot's failure to set the mixture control to the off position, and the intermittent short in the starter switch.NTSB CHI00FA050Accident · No injuriesField investigationFinal reportIsrael Aircraft Industries 1124A · Milwaukee, WIThe failure of the first stage pressure reducer in the oxygen regulator assembly.NTSB DEN00IA032Incident · No injuriesIncident investigationFinal reportBoeing 737-347 · Salt Lake City, UTImproper assembly of the wheel during build up in the operator's maintenance facilities.NTSB SEA00LA032Accident · No injuriesLimited investigationFinal reportCessna 140 · Helena, MTSeparation of the left main landing gear. Factors include inadequate preflight inspection by the pilot, and inadequate inspection at the time of annual inspection by maintenance personnel.NTSB ATL00LA015Accident · No injuriesLimited investigationFinal reportMaule M7-235C · Iuka, MSThe separation of the nicopress fitting allowing a release of the rudder cable resulting in a loss of control during landing roll. A factor was the manufacturer's use of an improperly calibrated crimping tool.NTSB NYC00MA048Accident · 3 fatalMajor investigationFinal reportIsrael Aircraft Industries 1124A · Gouldsboro, PAThe improper assembly of the horizontal stabilizer trim actuator unit by maintenance personnel.NTSB CHI00LA043Accident · 2 fatalLimited investigationFinal reportMcCarty Wittman W-8 Tailwind · Jamestown, NDthe wing spar failure due to its inadequate construction by the owner/builder.NTSB LAX00LA049Accident · 1 fatalLimited investigationFinal reportCorbin/King Osprey 2 · Chula Vista, CAThe pilot exceeded the design stress limits of the airplane resulting in wing overload and separation.NTSB DEN00IA023Incident · No injuriesIncident investigationFinal reportBoeing 767-232 · Salt Lake City, UTTotal failure of the main landing gear retract actuator due to stress corrosion caused by the use of a faulty sealant by company maintenance personnel that allowed moisture to enter the joint. A factor was the use of an improper fillet seal.NTSB DEN00LA024Accident · No injuriesLimited investigationFinal reportCessna 305A · Akron, COThe failure of the four bolts which attach the right main landing gear assembly to the landing gear strut.NTSB LAX00LA045Accident · Serious injuriesLimited investigationFinal reportLewis Stewart S-51 · Aguila, AZThe jamming of a main landing gear in its wheel well for undetermined reasons.NTSB SEA00LA025Accident · No injuriesLimited investigationFinal reportDassault DA-20 · Boise, IDFailure of the forward gear door lock pin. An inoperative landing gear door and inadequate maintenance inspection of the aircraft were factors.NTSB MIA00FA030Accident · 2 fatalField investigationFinal reportBell 212 · Philadelphia, MSThe failure of the pilot and company maintenance personnel during preflight and periodic inspections to identify the signs of fretting and looseness in the "red" main rotor blade pitch change horn to main rotor blade grip attachment, resulting in the…NTSB LAX00TA051Accident · No injuriesFinal reportde Havilland DHC-7 · Kwajalein, Marshall IslandsThe failure of the flight crew to properly execute the emergency landing gear extension procedure in response to a landing gear unsafe cockpit indication.NTSB CHI00LA038Accident · No injuriesLimited investigationFinal reportCessna 310Q · Moline, ILthe landing gear locking mechanism was not properly locked. Factors relating to this accident were the improper rigging of the gear and the runway marker.NTSB NYC00IA036Incident · No injuriesIncident investigationFinal reportBoeing 767-200 · Jamaica, NYTotal failure of the stabilizer control system for undetermined reasons.NTSB DEN00LA020Accident · No injuriesLimited investigationFinal reportCessna 210D · Sheridan, WYThe partial failure of the engine driven hydraulic pump.NTSB SEA00LA018Accident · Minor injuriesLimited investigationFinal reportPiper PA18 · Malheur City, ORThe pilot's excessive descent rate during an attempted precautionary landing. Factors include the pilot's intentional operation of his aircraft with a known electrical system deficiency, a malfunction of the electrical system while in flight, the pilot's…NTSB SEA00IA019Incident · No injuriesIncident investigationFinal reportBoeing 737-400 · Portland, ORArcing in the electrical system wiring for undetermined reasons.NTSB SEA00TA013Accident · Serious injuriesFinal reportHiller UH-12E · Stites, IDInadequate inspection of the control rotor cuff by a company mechanic and subsequent fatigue fracture of the cuff, resulting in an inflight separation of the control rotor blade. Factors contributing to the accident were: inadequate quality control during…NTSB CHI00IA018Incident · No injuriesIncident investigationFinal reportBoeing 757-222 · Chicago, ILthe in-flight vibration of the airplane's elevator due to excessive freeplay in the elevator control system. Factors included the corrosion of the elevator PCA reaction link bearings and the elevator hinge bearings, excessive axial and radial wear of the…NTSB IAD00LA002Accident · Minor injuriesLimited investigationFinal reportLoral GZ-22 · Mogadore, OHThe failure of the flight control system manufacturer to meet design (hardness) specifications that resulted in stripped splines.NTSB NYC00LA021Accident · No injuriesLimited investigationFinal reportEurocopter AS-350-BA · Westbury, NYthe failure of the operator to ensure the pilot was adequately trained to conduct all inspections required by the flight manual, which resulted in the pilot's inadequate preflight and subsequent failure of the tail rotor pitch change rod. Factors were the…NTSB DEN00LA013Accident · No injuriesLimited investigationFinal reportBellanca 8KCAB · Grand Junction, COA failure of the left main landing gear attachment (u-bolt) due to fatigue.NTSB LAX00GA025Accident · 2 fatalFinal reportMcDonnell Douglas 500N · San Jose, CAThe pilot's in-flight loss of control due to the failure and separation of the forward thruster control cable telescoping sleeve ball swivel fitting, which resulted in a stuck thruster and the entry into an uncontrollable yaw/spin. Also causal was the…NTSB DCA00MA005Accident · 6 fatalClass 1 · MajorFinal reportLearjet 35 · Aberdeen, SDIncapacitation of the flight crewmembers as a result of their failure to receive supplemental oxygen following a loss of cabin pressurization, for undetermined reasons.NTSB MIA00LA013Accident · No injuriesLimited investigationFinal reportBritish Aerospace HS 125-700A · Fayetteville, NCThe overstress failure of the lugs of the cylinder head of the left main landing gear jack for undetermined reasons. Also, inability of the flight crew to extend the left main landing gear.NTSB LAX00LA019Accident · No injuriesLimited investigationFinal reportCessna TR182 · Fresno, CAInadequate maintenance inspection mandated by the FAA, and the inadequate design of the exhaust heater core/muffler and deflectors that failed to divert hot exhaust gasses away from the battery and cabin heat valve.NTSB FTW00LA012Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301 · Olton, TXThe inflight separation of the propeller blade due to damage from a wire strike. A factor was the lack of suitable terrain for the forced landing.NTSB CHI00IA009Incident · No injuriesIncident investigationFinal reportMcDonnell Douglas DC-9-51 · Chicago, ILThe landing gear's wheel separation due to the improper installation of the wheel by company maintenance personnel using incomplete maintenance steps, and the maintenance steps not listed in the manufacturer's manual. Factors were the airport perimeter wall…NTSB FTW00LA030Accident · No injuriesLimited investigationFinal reportAir Tractor AT-802A · Lamesa, TXThe separation of the rudder control cable at the aft fairlead, as a result of wear.NTSB FTW00LA010Accident · Serious injuriesLimited investigationFinal reportPiper PA-18-150 · Granite, OKCorrosion failure of the fuselage support tubing below the right wing forward attach fitting due to inadequate maintenance.NTSB NYC00LA005Accident · No injuriesLimited investigationFinal reportMcDonnell Douglas MD-11F · Newark, NJA divergent, longitudinal oscillation of undetermined origin on the center landing gear, which caused a failure of the center landing gear lower drag brace during landing roll.NTSB FTW99LA272Accident · 1 fatalLimited investigationFinal reportCessna 150F · Poteau, OKThe instructor pilot's inadequate in-flight decision making, which resulted in the continued flight with a disabled generator and subsequent total failure of the electrical system. Factors were the installation of the inadequate generator fuse by unknown…