NTSB investigations
111 cases where the probable cause includes Policy/procedure.
Cases per year
| 2008 | 8 |
|---|---|
| 2009 | 8 |
| 2010 | 9 |
| 2011 | 7 |
| 2012 | 13 |
| 2013 | 6 |
| 2014 | 15 |
| 2015 | 7 |
| 2016 | 5 |
| 2017 | 7 |
| 2018 | 5 |
| 2019 | 5 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 5 |
| 2025 | 2 |
| 2026 | 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 f.\"inProbableCause\" AND starts_with(f.\"findingCode\", '040210')) 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 f."inProbableCause" AND starts_with(f."findingCode", '040210')) 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 CEN26LA304Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-28-161 · Hudson Oaks, TXThe pilot’s loss of directional control during the rejected takeoff, which resulted in a runway excursion. Contributing to the accident was the pilot’s decision to abort the takeoff after the airplane had accelerated above its normal rotation speed. Also…NTSB ANC25MA018Accident · 10 fatalClass 1 · MajorFinal reportTextron 208B · Nome, AKThe National Transportation Safety Board determines that the probable cause of this accident was the pilot’s inadequate airspeed management due to workload and degraded situation awareness and his improper inputs leading up to and during the aerodynamic…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 DCA25LA065Accident · Serious injuriesClass 3 · LimitedFinal reportUvify IFO · Orlando, FLThe remote pilot-in-command’s (RPIC’s) failure to locate the drone show center position over the physical location of the sUA, which resulted in multiple sUA colliding during the initial lift and subsequent loss of control. Contributing to the accident was…NTSB WPR24FA201Accident · 1 fatalClass 3 · FieldFinal reportAir Tractor AT-802 · Arco, IDA midair collision between two airplanes during aerial application operations due to both pilots’ insufficient awareness of their proximity to each other and their failure to see and avoid each other. Contributing to the accident was the operator and both…NTSB ERA24FA110Accident · 2 fatalClass 3 · FieldFinal reportBombardier CL-600-2B16 · Naples, FLCorrosion of both engines’ variable geometry (VG) system components, which led to their operation in an off-schedule position and resulted in near-simultaneous sub-idle rotating compressor stalls on approach, subsequent loss of thrust in both engines, and an…NTSB WPR24FA083Accident · 2 fatalClass 2 · FieldFinal reportHawker Beechcraft Hawker 900XP · Westwater, UTThe flight crew’s decision to conduct a post-maintenance stall test in an area of icing conditions, which resulted in wing contamination that significantly decreased the airplane’s critical angle of attack. Also causal was the airplane manufacturer’s lack of…NTSB ERA24LA094Incident · No injuriesClass 3 · LimitedFinal reportCessna 208 · Dulles, VAThe pilot-in-command’s approach to the critical angle of attack during initial climb, which resulted in a vibration the flight crew improperly identified as an engine issue and resulted in the subsequent off-airport landing. Contributing to the accident was…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 CEN23MA034Accident · 6 fatalClass 1 · MajorFinal reportBoeing B17 · Dallas, TXthe air boss’s and air show event organizer’s lack of an adequate, prebriefed aircraft separation plan for the air show performance, relying instead on the air boss’s real-time deconfliction directives and the see-and-avoid strategy for collision avoidance,…NTSB ERA22LA379Accident · Minor injuriesClass 4 · LimitedFinal reportBoeing A75N1 · Bealeton, VAThe pilot of the departing airplane’s failure to see and avoid the landing airplane before takeoff, resulting in a collision with the landing airplane. Contributing was the airport’s failure to encourage pilots to use radios for traffic deconfliction when…NTSB ERA22FA279Accident · 6 fatalClass 1 · FieldFinal reportBell UH-1B · Amherstdale, WVthe operator’s failure to adequately inspect the former military turbine powered helicopter, which allowed an engine issue to progress and result in a loss of engine power and a subsequent loss of control after the helicopter struck powerlines during a forced…NTSB CEN22FA081Accident · 2 fatalClass 3 · FieldFinal reportCessna 208 · Fulshear, TXThe limitations of the see-and-avoid concept as a method for self-separation of aircraft, which resulted in an inflight collision. Contributing to the accident was the absence of collision avoidance technology on both aircraft.NTSB ERA21LA353Accident · No injuriesClass 3 · LimitedFinal reportEmbraer EMB-505 · Banner Elk, NCThe pilot’s failure to achieve the approach criteria for the available runway landing distances published in the POH, likely as a result of the steeper-than-normal approach and the required left turn on short final to avoid the terrain surrounding the…NTSB ERA21LA193Accident · No injuriesClass 4 · LimitedFinal reportTextron 208B · Laceyville, PAThe pilot’s improper decision to conduct a low altitude flight and his failure to see and avoid powerlines. Contributing was the operator’s lack of safety guidance or a safety policy for low-altitude operations.NTSB ANC20LA074Accident · 7 fatalClass 3 · LimitedFinal reportDe Havilland DHC-2 · Soldotna, AKThe failure of both pilots to see and avoid the other airplane. Contributing to the accident were (1) the PA-12 pilot’s decision to fly with a known severe vision deficiency that had resulted in denial of his most recent application for medical certification…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 ANC19FA019Accident · 2 fatalClass 2 · FieldFinal reportDe Havilland DHC 2 · Metlakatla, AKThe pilot’s inadequate compensation for a quartering tailwind during a water landing, which resulted in a loss of control and subsequent nose-over. Contributing to the accident was the company’s inadequate operational control of the flight release process,…NTSB CEN19MA141Accident · 6 fatalClass 1 · MajorFinal reportDe Havilland DHC-2 · Ketchikan, AKThe inherent limitations of the see-and-avoid concept, which prevented the two pilots from seeing the other airplane before the collision, and the absence of visual and aural alerts from both airplanes’ traffic display systems, while operating in a geographic…NTSB DCA19MA143Accident · Minor injuriesClass 2 · MajorFinal reportBoeing 737 · Jacksonville, FLAn extreme loss of braking friction due to heavy rain and the water depth on the ungrooved runway, which resulted in viscous hydroplaning. Contributing to the accident was the operator’s inadequate guidance for evaluating runway braking conditions and…NTSB CEN19FA072Accident · 3 fatalClass 1 · FieldFinal reportBell 407 · Zaleski, OHThe NTSB determines that the probable cause of this accident was Survival Flight's inadequate management of safety, which normalized pilots' and operations control specialists' noncompliance with risk analysis procedures and resulted in the initiation of the…NTSB WPR19IA030Incident · Minor injuriesClass 3 · IncidentFinal reportCessna 208 · Bakersfield, CAThe pilot's loss of consciousness while taxiing due to an accumulation of toxic levels of carbon dioxide gas inside the airplane as a result of dry ice sublimation. Also causal was the pilot's decision to fly the airplane in an unventilated configuration, the…NTSB ERA18LA199Accident · 1 fatalLimited investigationFinal reportCessna 182 · Cleveland, TNThe undetected wear of the ignition switch and key, which allowed removal of the key from an intermediate position and subsequently led to an unintended engine start-up. Contributing to the undetected wear of the 42-year-old ignition switch was the lack of…NTSB ERA18LA117Accident · No injuriesClass 3 · LimitedFinal reportStanley Lancair · Sebring, FLThe failure of ground personnel to obtain permission from airport management to conduct engine test runs; adequately monitor the area behind the B737 for traffic; and install barricades to prevent access behind the running airplane, which resulted in the…NTSB ERA18MA099Accident · 5 fatalClass 1 · MajorFinal reportAmerican Eurocopter AS350B2 · New York, NYLiberty Helicopters Inc.'s use of a NYONair-provided passenger harness/tether system, which caught on and activated the floor-mounted engine fuel shutoff lever and resulted in the in-flight loss of engine power and the subsequent ditching. Contributing to…NTSB ANC18LA018Accident · No injuriesClass 2 · LimitedFinal reportCostruzioni Aeronautiche Tecna P2006 · Lynchburg, VAThe failure of the left main landing gear assembly due to a fatigue fracture along the inside circumferential weld on the trailing arm’s attachment flange, which resulted from the manufacturer’s inadequate welding of the trailing arm connecting the lower arm…NTSB WPR18FA013Accident · 2 fatalField investigationFinal reportFlugzeugproduktions-und Vertri EA 300/L · Four Corners, CACollision with terrain after the pilot was unable to regain airplane control during an aerobatic maneuver. Contributing to the accident was the operator's failure to provide effective internal oversight to identify and prohibit exceedance of the airplanes'…NTSB CEN17FA331Accident · 3 fatalClass 3 · FieldFinal reportBeech A36 · Ellabell, GAThe total loss of engine power due to oil starvation to the No. 1 connecting rod, which resulted from the improper torque of the No. 1 cylinder hold-down bolts and through-studs at the time of the cylinder's installation, which resulted in the failure of the…NTSB ANC17FA039Accident · 1 fatalClass 2 · FieldFinal reportCessna U206 · Port Alsworth, AKThe pilot's decision to continue visual flight into an area of instrument meteorological conditions, which resulted in a loss of visual reference and subsequent controlled flight into terrain. Contributing to the accident was (1) the inadequate preflight…NTSB DCA17IA148Incident · No injuriesClass 1 · IncidentFinal reportAirbus A320-211 · San Francisco, CAThe flight crew's misidentification of taxiway C as the intended landing runway, which resulted from the crewmembers' lack of awareness of the parallel runway closure due to their ineffective review of notice to airmen (NOTAM) information before the flight…NTSB CEN17MA183Accident · 2 fatalClass 1 · MajorFinal reportLearjet 35A · Teterboro, NJThe pilot-in-command's (PIC) attempt to salvage an unstabilized visual approach, which resulted in an aerodynamic stall at low altitude. Contributing to the accident was the PIC's decision to allow an unapproved second-in-command to act as pilot flying, the…NTSB CEN17LA174Accident · No injuriesLimited investigationFinal reportBell 407 · Venice, LAAn in-flight separation of the tip block from the tail rotor blade due to an inadequate blade repair, which resulted in a rotor imbalance sufficient to crack the gearbox attachment studs and gearbox support assembly, and inadequate postrepair test procedures,…NTSB ANC17FA021Accident · 1 fatalField investigationFinal reportCessna 208B · Chignik Lake, AKThe pilot's continued visual flight rules flight into an area of mountainous terrain and instrument meteorological conditions, which resulted in controlled flight into terrain (CFIT). Contributing to the accident was the company's failure to provide the pilot…NTSB GAA17CA072Accident · No injuriesData collectionFinal reportPiper PA 28R · Payallup, WAThe airport’s failure to issue a NOTAM regarding the deployment of the traffic monitoring camera system before the accident, which resulted in the airplane striking the camera system during a short-field approach and landing.NTSB DCA17MA022Accident · No injuriesMajor investigationFinal reportMcdonnell Douglas MD 10-10F · Fort Lauderdale, FLThe failure of the left main landing gear (MLG) due to fatigue cracking that initiated at a corrosion pit. The pit formed in the absence of a required protective cadmium coating the cause of which could not be determined from available evidence. Contributing…NTSB ANC17MA001Accident · 3 fatalClass 1 · MajorFinal reportCessna 208B · Togiak, AKThe flight crew's decision to continue the visual flight rules flight into deteriorating visibility and their failure to perform an immediate escape maneuver after entry into instrument meteorological conditions, which resulted in controlled flight into…NTSB WPR16LA185Accident · Minor injuriesLimited investigationFinal reportHoover David Arnold AR 6 · Reno, NVThe pilot of Race 11’s failure to maintain clearance from Race 1 during takeoff, and the insufficient abort procedures specified within the race rules. Contributing to the accident was the pilot of Race 1’s decision to shut down the engine on the runway and…NTSB ERA16LA225Accident · No injuriesLimited investigationFinal reportPiper PA 28-236 · Punta Gorda, FLThe tower controller’s failure to identify and mitigate jet blast from an airplane conducting an engine test run, and the effect of the jet blast on landing traffic, which resulted in a runway excursion when a landing airplane encountered the blast.…NTSB CEN16MA036Accident · 9 fatalClass 1 · MajorFinal reportBritish Aerospace HS 125 700A · Akron, OHThe flight crew's mismanagement of the approach and multiple deviations from company standard operating procedures, which placed the airplane in an unsafe situation and led to an unstabilized approach, a descent below minimum descent altitude without visual…NTSB CEN16LA027Accident · No injuriesLimited investigationFinal reportBell 407 · San Antonio, TXThe failure of the No. 3 tail rotor adapter and shaft due to a loss of torque on the retaining nut. Contributing to the accident was the lack of a requirement to inspect the tail rotor assembly for security in the helicopter manufacturer's maintenance manual…NTSB CEN15LA416Accident · Serious injuriesLimited investigationFinal reportCessna R172 · College Station, TXThe total loss of engine power due to the fatigue failure of the No. 1 connecting rod. Contributing to the accident was the manufacturer’s exclusion of the accident engine (by serial number) in a revision of a service bulletin.NTSB CEN15LA399Accident · 1 fatalLimited investigationFinal reportWeatherly 620B · Hancock, WIThe in-flight failure of the left wing lower forward attach point under normal loading conditions due to corrosion and fatigue cracking in the center section hinge brackets. Contributing to the accident was the operator's inadequate maintenance and overweight…NTSB ERA15FA312Accident · 1 fatalField investigationFinal reportCessna T206H · West Caldwell, NJA loss of engine power due to a malfunction of the turbocharging system likely due to contaminated oil. Also causal were the pilot's decision to continue the takeoff although the airplane was not performing normally and his failure to maintain adequate…NTSB ANC15FA049Accident · 1 fatalClass 3 · FieldFinal reportCessna 207A · Juneau, AKThe pilot's decision to initiate and continue visual flight into instrument meteorological conditions, which resulted in a loss of situational awareness and controlled flight into terrain. Contributing to the accident were the company's failure to follow its…NTSB WPR15FA125Accident · 1 fatalField investigationFinal reportBAE Systems MK-67 Hawk · Yuma, AZThe pilot’s initiation of an early rotation during takeoff, which led to an aerodynamic stall and loss of airplane control. Contributing to the accident were the pilot's use of nose up pitch trim and the operator's policy to use nose-up pitch trim during…NTSB CEN15LA069Accident · Serious injuriesLimited investigationFinal reportCirrus Design SR20 · Fort Collins, COThe student pilot’s failure to comprehend the significance of the wake turbulence that a preceding helicopter would generate during departure, which resulted in a loss of airplane control during landing. Contributing to the accident was the lack of Federal…NTSB WPR15LA025Accident · No injuriesLimited investigationFinal reportCessna 172S · Santa Monica, CAThe separation of a section of a propeller blade due to fatigue cracking. Contributing to the accident was the operator’s failure to comply with the manufacturer’s maintenance and inspection instructions.NTSB ERA15FA025Accident · 3 fatalField investigationFinal reportCirrus Design SR22 · Frederick, MDThe failure of the helicopter pilots and the airplane pilot to maintain an adequate visual lookout for known traffic in the traffic pattern, which resulted in a midair collision. Contributing to the accident were the airplane pilot's descent below the…NTSB ERA14LA424Accident · 2 fatalLimited investigationFinal reportSocata TBM 700 · Caribbean Sea, A1The design of the cabin pressurization system, which made it prone to unnecessary shutdown, combined with a checklist design that prioritized troubleshooting over ensuring that the pilot was sufficiently protected from hypoxia. This resulted in a loss of…NTSB WPR14LA308Accident · Serious injuriesLimited investigationFinal reportMdhi 369D · Oso, WAThe pilot/mechanic’s failure to properly perform required inspections of the main rotor blades at the necessary intervals, which resulted in an in-flight separation of a main rotor blade due to disbonding and fatigue cracking. Contributing to the accident was…