NTSB investigations
66 cases where NTSB found Design.
Cases per year
| 2008 | 6 |
|---|---|
| 2009 | 9 |
| 2010 | 4 |
| 2011 | 9 |
| 2012 | 7 |
| 2013 | 5 |
| 2014 | 4 |
| 2015 | 2 |
| 2016 | 5 |
| 2017 | 3 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 1 |
Where
Open the mapLatest 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\", '040110')) 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 f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '040110')) 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 DCA25MA108Accident · 67 fatalClass 1 · MajorFinal reportBombardier CL-600-2C10 · Washington, DCThe Federal Aviation Administration’s (FAA) placement of a helicopter route in close proximity to a runway approach path; their failure to regularly review and evaluate helicopter routes and available data, and their failure to act on recommendations to…NTSB ANC25LA008Accident · Serious injuriesClass 3 · LimitedFinal reportCub Crafters CC18-180 · Anchorage, AKThe incorrect installation of the rear flight control stick, resulting in the pilot’s inability to control the pitch attitude, coupled with the pilot’s inadequate control system check before departure, all which resulted in an aerodynamic stall during takeoff.NTSB CEN24LA318Accident · No injuriesClass 3 · LimitedFinal reportAyres S2R · Stanwood, MIThe pilot’s failure to maintain terrain clearance during a low-level aerial application flight, which resulted in impact with terrain and a subsequent forced landing. Contributing to the accident was the location of the spray boom pressure gauge, which…NTSB ERA24LA216Accident · Serious injuriesClass 3 · LimitedFinal reportApellix B1 Washing Drone · Orlando, FLA failure of the sUAS’s magnetometer while operating in close proximity to commercial air conditioning equipment, which resulted in the sUAS’s erratic maneuvering. Contributing to the accident was the RPIC’s failure to input the appropriate command to disarm…NTSB WPR24FA053Accident · 1 fatalClass 3 · FieldFinal reportBeauchamp Norm Kitfox · Eloy, AZThe separation of a propeller blade during the initial climb due to insufficient blade retention forces. Contributing to the accident was the propeller blade retention design, manufacturing defects that prevented the propeller from achieving adequate grip…NTSB DCA23LA133Incident · No injuriesClass 3 · LimitedFinal reportBoeing 777-222 · Honolulu, HIThe airport’s continued use of taxiway Kilo, despite an identified risk of pilots repeatedly failing to stop at a hold short line prior to two intersecting runways. Contributing were 1) the operator’s moving map display, which omitted a published restriction…NTSB ERA23FA007Accident · 1 fatalClass 3 · FieldFinal reportSeamax M-22 · East Hampton, NYAn inflight separation of the right wing as a result of the manufacturer’s application of a bolt and nut in the upper wing strut attachment point that was inconsistent with the nut design intent and usage limitations.NTSB DCA22LA175Accident · No injuriesClass 4 · LimitedFinal reportBoeing 777 · Chicago, ILThe ground controller’s inappropriate routing of the B777 through a non-movement area, resulting in the airplane’s right wingtip contacting a light pole. Contributing to the accident was the lack of an appropriate display of taxiway BB2 as a restricted…NTSB DCA21FA085Incident · No injuriesClass 3 · FieldFinal reportBoeing 777-222 · Broomfield, COThe fatigue failure of the right engine fan blade. Contributing to the fan blade failure was the inadequate inspection of the blades, which failed to identify low-level indications of cracking, and the insufficient frequency of the manufacturer’s inspection…NTSB DCA20IA081Incident · No injuriesClass 3 · IncidentFinal reportAerospatiale AS350BA · Johnson Valley, CAthe failure of the small UAS remote pilot to give way to the helicopter, resulting in an inflight collision. Contributing to the incident was the sUAS remote pilot’s failure to assess and mitigate the risks of operations in close proximity to other aircraft.…NTSB DCA20MA002Accident · 1 fatalClass 1 · MajorFinal reportSaab 2000 · Unalaska, AKThe landing gear manufacturer’s incorrect wiring of the wheel speed transducer harnesses on the left main landing gear during overhaul. The incorrect wiring caused the antiskid system not to function as intended, resulting in the failure of the left outboard…NTSB WPR19FA230Accident · No injuriesClass 3 · FieldFinal reportCessna 560XL · Oroville, CAThe pilot’s failure to release the parking brake before attempting to initiate the takeoff, which produced an unexpected retarding force and airplane nose down pitching moment. Also causal was the flight crew’s delayed decision to abort the takeoff, which…NTSB ERA17LA263Accident · Minor injuriesLimited investigationFinal reportSikorsky S-97A · Jupiter, FLA design change in the helicopter's fly-by-wire control system that resulted in an increase in the sensitivity of the cyclic stick while transitioning from ground to flight mode, magnifying the pilot's control inputs, which resulted in unintentional over…NTSB WPR17LA159Accident · Serious injuriesLimited investigationFinal reportRobinson Helicopter R44 II · Van Nuys, CAAn improper repair of the right magneto's tachometer and governor signal wire, which failed during cruise flight and initiated a simultaneous malfunction of both the engine tachometer and governor control system, which resulted in erroneous and contradictory…NTSB CEN17LA264Accident · No injuriesLimited investigationFinal reportBell 47D1 · Big Lake, MNThe failure of the metal core assembly within a wooden main rotor blade due to undetected corrosion and fatigue, which caused the wooden blade to separate from the rotor mast.NTSB DCA17FA021Accident · Serious injuriesClass 1 · FieldFinal reportBoeing 767 · Chicago, ILThe failure of the high-pressure turbine (HPT) stage 2 disk, which severed the main engine fuel feed line and breached the right main wing fuel tank, releasing fuel that resulted in a fire on the right side of the airplane during the takeoff roll. The HPT…NTSB GAA16CA442Accident · No injuriesData collectionFinal reportCessna 172 · Anchorage, AKThe facility's designation of the taxiway for use by maintenance personnel to conduct high thrust tests without appropriate safeguards in place, which led to maintenance personnel conducting high-power, run-up thrust procedures across the active taxiway and…NTSB ERA16LA274Accident · Minor injuriesLimited investigationFinal reportAlisport Silent 2 Targa · London, KYThe pilot's failure to properly secure the right side of the canopy before takeoff, and an in-flight collision with trees while maneuvering with an open canopy. Contributing to the pilot's failure to properly secure the canopy was the lack of a visual…NTSB DCA16FA199Accident · 2 fatalClass 2 · FieldFinal reportBell 525 · Italy, TXA severe vibration of the helicopter that led to the crew's inability to maintain sufficient rotor rotation speed (Nr), leading to excessive main rotor blade flapping, subsequent main rotor blade contact with the tail boom, and the resultant in-flight…NTSB ERA16FA194Accident · 2 fatalField investigationFinal reportJihlavan Airplanes Sro KP 5 ASA · Rhoadesville, VAThe pilots' loss of control that necessitated the activation of the parachute system and the airplane manufacturer's inadequate design of the front parachute anchor attachment structure, which resulted in a failure of the parachute after it was deployed in…NTSB DCA16LA032Accident · No injuriesLimited investigationFinal reportBoeing 737 3H4 · Nashville, TNthe flight crew's early turn towards the assigned gate because taxiway lighting had been inadvertently turned off by the controller-in-charge which resulted in the airplane leaving the paved surface. Contributing to the accident was the operation of the…NTSB CEN15MA290Accident · 1 fatalClass 1 · MajorFinal reportAirbus Helicopters AS350B3E · Frisco, COAirbus Helicopters' dual-hydraulic AS350 B3e helicopter's (1) preflight hydraulic check, which depleted hydraulic pressure in the tail rotor hydraulic circuit, and (2) lack of salient alerting to the pilot that hydraulic pressure was not restored before…NTSB DCA15MA019Accident · 1 fatalClass 1 · MajorFinal reportScaled Composites 339 · Koehn Dry Lake, CAScaled Composites' failure to consider and protect against the possibility that a single human error could result in a catastrophic hazard to the SpaceShipTwo vehicle. This failure set the stage for the copilot's premature unlocking of the feather system as a…NTSB OPS14IA011Incident · No injuriesIncident investigationFinal reportBoeing 777 - 236 · Shemya, AKThe air traffic controller’s failure to identify a conflict between two aircraft and to issue an adequate clearance, which resulted in a loss of required separation. Contributing to the incident was the Federal Aviation Administration’s failure to provide…NTSB WPR14LA201Accident · No injuriesLimited investigationFinal reportSchweizer G 164B · Biggs, CAThe assembler’s improper fabrication of a fuel line (hose) and the subsequent failure to verify that it was not occluded, which resulted in fuel starvation and a total loss of engine power during takeoff.NTSB ERA14LA202Accident · No injuriesLimited investigationFinal reportOconnor Paul A Ultimate Aero 10-200 · Saint Albans, VTThe propeller blade’s failure due to fatigue cracks that initiated from pitch change pin attachment holes that had been drilled too deep during manufacture.NTSB WPR13LA396Accident · No injuriesLimited investigationFinal reportFlight Design Ctsw · Sisters, ORThe pilot's inadequate preflight fuel planning and poor decision-making, which resulted in fuel exhaustion and the subsequent loss of engine power. Contributing to the accident was the lack of documentation describing the limitations of the airplane’s fuel…NTSB DCA13CA172Accident · No injuriesData collectionFinal reportNasa Ames Research Center Sierra · Beaufort Sea, AKcontinued operation into engine intake system icing conditions resulting in a loss of power; due to schedule pressure and an insufficient risk management process.NTSB CEN13LA283Accident · No injuriesLimited investigationFinal reportAir Tractor AT-302 · Winnie, TXThe improper decision by the pilot to attempt a flight with a known fuel system-related maintenance discrepancy, which resulted in a fuel imbalance and subsequent fuel starvation during an approach to an alternate airport with a rough field. Contributing to…NTSB WPR13LA214Accident · No injuriesLimited investigationFinal reportCessna 421A · Oakland, CAA failure of the left main landing gear pivot bolt in overstress during landing.NTSB DCA13IA037Incident · No injuriesClass 1 · IncidentFinal reportBoeing 787 · Boston, MAan internal short circuit within a cell of the auxiliary power unit (APU) lithium-ion battery, which led to thermal runaway that cascaded to adjacent cells, resulting in the release of smoke and fire. The incident resulted from Boeing's failure to incorporate…NTSB DCA13CA035Accident · Minor injuriesData collectionFinal reportMcdonnell Douglas MD-11F · Memphis, TNthe operator's failure to provide appropriate training and documentation for ground personnel, leading the marshaller to inadvertently guide the airplane into the collision.NTSB ERA13LA065Accident · No injuriesLimited investigationFinal reportBeech C90A · Roanoke, VAThe failure of the right main landing gear bearing actuator support brackets. Contributing to the accident was the owner's and operator's failure to comply with the airplane manufacturer's mandatory service bulletin and the Federal Aviation Administration's…NTSB ERA12TA542Accident · No injuriesFinal reportRidge Lowell H Jabiru J230 · Otter Lake, NYA failure of an engine cylinder exhaust valve due to the buildup of lead deposits on the valve stem and fatigue cracking of the valve stem, resulting in a total loss of engine power, and the loss of the propeller. Contributing to the accident was the lack of…NTSB WPR12LA329Accident · No injuriesLimited investigationFinal reportInterplane Skyboy EX · Sandy, ORA partial loss of engine power during takeoff due to carburetor icing. Contributing to the accident was the lack of a carburetor heat system installed on the airplane.NTSB DCA12IA114Incident · No injuriesIncident investigationFinal reportBoeing 787 · Charleston, SCThe separation of the fan mid shaft resulted from environmentally assisted cracking under static load. Contributing to the incident was the combination of dry film lubricant applied to the fan mid-shaft and graphite grease used during assembly which made the…NTSB WPR12TA323Accident · No injuriesFinal reportAero Commander 500 S · Elko, NVA loss of power due to fuel exhaustion. Contributing to the accident were the pilot's failure to comply with required fueling procedures and the pilot's poor decision-making in not monitoring his fuel gauge and turning back when it reached minimum fuel.NTSB DCA12FA058Accident · No injuriesField investigationFinal reportBombardier DHC-8-402 · Houston, TXthe nose landing gear alternate release handle was not pulled with sufficient enough force or distance to release the uplocks and allow extension of the nose landing gear. Contributing to the accident was the dissimilar pull force and pull length set on the…NTSB ENG12IA004Incident · No injuriesIncident investigationFinal reportBombardier CL600 2C10 · Atlanta, GAThe Start Operability Bleed Valve (OBV) fuel return adapter-fitting fractured and separated in cyclic fatigue, which allowed fuel to spill onto a hot engine case that ignited the undercowl fire. The OBV fuel adapter-fitting was dropped and the damage reduced…NTSB ERA12FA018Accident · 1 fatalField investigationFinal reportBerger Michael A Waiex · Washington, GAThe in-flight failure of the aircraft’s Y-tail attachment structure during maneuvering flight due to overload. Contributing to the accident was, the kit manufacturer’s use of 14 CFR Part 23, Appendix A design guidelines intended for a conventional tail…NTSB ERA11LA507Accident · No injuriesLimited investigationFinal reportMitsubishi MU-2B-25 · Atlanta, GAThe improper installation of the nose landing gear strut and subsequent collapse of the nose landing gear during landing.NTSB ERA11LA392Accident · Minor injuriesLimited investigationFinal reportRobinson Helicopter R22 Beta · West Palm Beach, FLSeparation of the auxiliary fuel tank cap, which entered the tail rotor system. Contributing to the accident was the lack of a fuel tank cap restraint.NTSB ENG11IA035Incident · Minor injuriesIncident investigationFinal reportBoeing 757-232 · Atlanta, GAFuel leaking from the fuel flow transmitter that ignited on contact with the engine’s hot cases which resulted in an engine undercowl fire. The fuel leak resulted from the fuel flow transmitter end housing backing off from the main housing, creating a gap…NTSB ERA11IA316Incident · No injuriesIncident investigationFinal reportIsrael Aircraft Industries Gulfstream 200 · Newburgh, NYThe flight crew did not ensure that the landing gear selector handle was in the full down (extend) position. Contributing to the incident was inadequate checklist information.NTSB DCA11MA076Accident · 4 fatalClass 1 · MajorFinal reportGulfstream GVI · Roswell, NMThe National Transportation Safety Board determines the probable cause(s) of this accident as follows: an aerodynamic stall and subsequent uncommanded roll during a one engine-inoperative takeoff flight test, which were the result of (1) Gulfstream’s failure…NTSB WPR11LA167Accident · No injuriesLimited investigationFinal reportRotorway A600 · Chandler, AZA design modification that changed the fasteners and components used to attach the main rotor drive pulley to the engine, which resulted in fatigue failure of those fasteners and a complete loss of power to the main rotor.NTSB ERA11IA184Incident · No injuriesIncident investigationFinal reportCessna 560XL · Haynesville, VAThe manufacturer's inadequate design fix for previously known tailcone stinger water ingestion and retention.NTSB WPR10FA384Accident · Minor injuriesField investigationFinal reportCessna 172 · Roche Harbor, WAThe pilot’s failure to attain an adequate climb airspeed due to his use of flaps for takeoff, and his selection of a runway, which resulted in an uphill, and possibly downwind, takeoff and subsequent collision with a known obstacle. Contributing to the…NTSB WPR10CA224Accident · No injuriesData collectionFinal reportEvolution Trikes Revo · Eleele, HIA loss of engine power as a result of fuel exhaustion due to the pilot's improper decision to continue the flight after the low fuel warning. Contributing to the accident was the typographical error in the flight manual concerning the unusable fuel quantity.NTSB ERA10LA237Accident · No injuriesLimited investigationFinal reportPiper PA 46-350P · Parkersburg, WVThe inadequate design of the engine mount by the manufacturer, resulting in collapse of the nose landing gear. Contributing to the accident was the failure of the operator to adhere to the manufacturer's suggested engine mount inspection schedule.