NTSB investigations

96 cases where the probable cause includes Oversight.

Cases per year

20082026
NTSB investigations per year, 2008–2026: 96 cases
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20093
20106
20119
20126
201312
20147
201511
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Latest 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\", '040320'))
  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.

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…Feb 6, 2025 · N321BA · DestroyedNTSB 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…Jan 30, 2025 · N709PS · 2 aircraft · DestroyedNTSB CEN24LA144Accident · 1 fatalClass 3 · LimitedFinal reportPiper PA28 · Muncie, INThe pilot’s spatial disorientation and subsequent loss of control while maneuvering outside established instrument approach procedures in instrument meteorological conditions, which resulted in an impact with terrain. Contributing to the accident was the…Apr 1, 2024 · N8438B · DestroyedNTSB DCA24MA063Accident · Minor injuriesClass 1 · MajorFinal reportBoeing 737-9 · Portland, ORthe in-flight separation of the left mid exit door (MED) plug due to Boeing Commercial Airplanes’ failure to provide adequate training, guidance, and oversight necessary to ensure that manufacturing personnel could consistently and correctly comply with its…Jan 6, 2024 · N704AL · Substantial damageNTSB WPR24LA069Accident · No injuriesClass 4 · LimitedFinal reportTaylorcraft BC12-D · Whitefish, MTThe failure of the airport authorities to renew the airport closure NOTAM for the airport. Contributing to the accident, was the pilot’s inability to see the runway closure sign.Dec 23, 2023 · N43415 · Substantial damageNTSB OPS23FA010IncidentClass 4 · FieldFinal reportBoeing 737-7BD · San Diego, CAThe local control controller’s poor judgment in duty prioritization which distracted them from monitoring arriving and departing traffic and resulted in a runway incursion and loss of same runway separation. Contributing was the operations supervisor’s…Aug 11, 2023 · N7734H · 2 aircraft · No damageNTSB DCA23FA339Accident · No injuriesClass 3 · FieldFinal reportBoeing 717-200 · Charlotte, NCA fatigue fracture of the upper lock link that initiated along scratch features on the lower surface at the parting line of the forged aluminum component. Contributing to the accident was the overhaul facilities noncompliance with Service Bulletin 717-32-002.Jun 28, 2023 · N955AT · Substantial damageNTSB ANC23FA008Accident · 3 fatalClass 3 · FieldFinal reportRaytheon C90A · Kaupo, HIGuardian Flight’s inadequate pilot training and performance tracking, which failed to identify and correct the pilot’s consistent lack of skill, and which resulted in the pilot’s inability to maintain his position inflight using secondary instruments to…Dec 15, 2022 · N13GZ · Substantial damageNTSB 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,…Nov 12, 2022 · N7227C · 2 aircraft · DestroyedNTSB 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…Jun 22, 2022 · N98F · DestroyedNTSB CEN22LA228Accident · Minor injuriesClass 3 · LimitedFinal reportAir Tractor AT-602 · Allport, ARA partial loss of engine power due to fuel contamination from foreign object debris. Contributing to the accident was the operator’s failure to follow the manufacturer’s required airframe fuel filter inspection interval.Jun 1, 2022 · N5007R · Substantial damageNTSB ANC22FA018Accident · 4 fatalClass 3 · FieldFinal reportSikorsky S-61N · Kekaha, HIThe improper installation of the fore/aft primary servo by maintenance personnel, which resulted in the attaching hardware backing out and which subsequently rendered the helicopter uncontrollable. Contributing to the accident was the company’s quality…Feb 22, 2022 · N615CK · DestroyedNTSB ERA21FA233Accident · 4 fatalClass 3 · FieldFinal reportBhi H60 Helicopters UH-60A · Leesburg, FLThe failure of the water tank snorkel support structure, which allowed the snorkel to contact the main rotor blades. Contributing to the accident was insufficient Federal Aviation Administration oversight of the supplemental type certificate process for the…May 25, 2021 · N9FH · DestroyedNTSB WPR21FA143Accident · 5 fatalClass 3 · FieldFinal reportAirbus Helicopters AS350-B3 · Palmer, AKThe pilot’s failure to adequately respond to an encounter with whiteout conditions, which resulted in the helicopter’s collision with terrain. Contributing to the accident was the (1) operator’s inadequate pilot training program and pilot competency checks,…Mar 28, 2021 · N351SH · Substantial damageNTSB ERA20LA094Accident · Serious injuriesClass 3 · LimitedFinal reportAirborne America AX9-140 · Homestead, FLThe pilot's decision to operate the balloon at low altitude near obstructions, structures, and powerlines, which resulted in the balloon contacting powerlines. Contributing to the accident was the Federal Aviation Administration's inadequate oversight of…Jan 19, 2020 · N970TC · Minor damageNTSB ANC20MA010Accident · 7 fatalClass 1 · MajorFinal reportAirbus AS350B2 · Kekaha, HIThe pilot’s decision to continue flight under visual flight rules (VFR) into instrument meteorological conditions (IMC), which resulted in the collision into terrain. Contributing to the accident was Safari Aviation Inc.’s lack of safety management processes…Dec 27, 2019 · N985SA · DestroyedNTSB 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…Oct 18, 2019 · N686PA · Substantial damageNTSB WPR19MA177Accident · 11 fatalClass 2 · MajorFinal reportBeech 65-A90 · Mokuleia, HIThe pilot’s aggressive takeoff maneuver, which resulted in an accelerated stall and subsequent loss of control at an altitude that was too low for recovery. Contributing to the accident were (1) the operation of the airplane near its aft center of gravity…Jun 22, 2019 · N256TA · DestroyedNTSB 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…Jan 29, 2019 · N191SF · DestroyedNTSB WPR19LA010Accident · Serious injuriesLimited investigationFinal reportPiper PA46 · Hurricane, UTThe mechanic’s failure to properly align the engine exhaust crossover pipe during replacement, and his supervisor’s failure to properly inspect the installation, which resulted in an in-flight fire and the loss of engine power.Oct 21, 2018 · N413LL · Substantial damageNTSB 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…Mar 11, 2018 · N350LH · Substantial damageNTSB DCA18IA092Incident · No injuriesIncident investigationFinal reportBoeing 777 222 · Honolulu, HIthe fracture of a fan blade due to P&W's continued classification of the TAI inspection process as a new and emerging technology that permitted them to continue accomplishing the inspection without having to develop a formal, defined initial and recurrent…Feb 13, 2018 · N773UA · Minor damageNTSB 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'…Oct 21, 2017 · N414MT · DestroyedNTSB CEN17LA350Accident · No injuriesLimited investigationFinal reportEmbraer EMB 120ER · Greeley, COThe bus driver's failure to maintain clearance from the standing airplane during dark night conditions. Contributing to the accident was the airport's lack of an escort for the bus.Sep 13, 2017 · N121CZ · Substantial damageNTSB ANC17LA051Accident · No injuriesClass 3 · LimitedFinal reportLeonardo AW139 · Tujunga, CAA yaw excursion and uncontrolled descent due to loss of tail rotor effectiveness during aerial firefighting operations resulting in an impact with trees. A contributing factor was the pilot’s failure to maintain sufficient airspeed, coupled with a quartering…Sep 2, 2017 · N304FD · Substantial damageNTSB WPR17LA180Accident · No injuriesLimited investigationFinal reportLockheed P2V 5F · Pocatello, IDMaintenance personnel's failure to secure hardware, which resulted in an uncommanded upward deflection of the left elevator and aft movement of the control yoke and inhibited the flight crew from adjusting the airplane's pitch attitude in flight. Contributing…Aug 6, 2017 · N410NA · Substantial damageNTSB 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…Jul 27, 2017 · N1749R · DestroyedNTSB 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…May 15, 2017 · N452DA · DestroyedNTSB DCA17FA109Accident · 2 fatalField investigationFinal reportShort Bros. & Harland SD3 30 · Charleston, WVthe flight crew's improper decision to conduct a circling approach contrary to the operator's standard operating procedures (SOP) and the captain's excessive descent rate and maneuvering during the approach, which led to inadvertent, uncontrolled contact with…May 5, 2017 · N334AC · Substantial damageNTSB WPR17IA007Incident · No injuriesIncident investigationFinal reportShort Bros SD3 60 Sherpa · Missoula, MTThe failure of the nose landing gear down-lock piston to engage due to paint accumulation, which resulted in a nose landing gear collapse during landing. Also causal was the failure of the facility that performed the painting to comply with manufacturer…Oct 13, 2016 · N148Z · Minor damageNTSB DCA16MA204Accident · 16 fatalClass 1 · MajorFinal reportKubicek BB85 · Lockhart, TXThe pilot's pattern of poor decision-making that led to the initial launch, continued flight in fog and above clouds, and descent near or through clouds that decreased the pilot's ability to see and avoid obstacles. Contributing to the accident were (1) the…Jul 30, 2016 · N2469L · DestroyedNTSB ERA16LA209Accident · 1 fatalLimited investigationFinal reportWSK PZL Mielec M 18A · Brunswick, NCThe failure of the right wing due to a fatigue fracture of the right outboard wing forward spar lower fitting. Contributing to the accident was the routine operation of the airplane over its certificated maximum gross weight and the operator's improper or…Jun 10, 2016 · N2283M · DestroyedNTSB ANC16FA023Accident · 1 fatalField investigationFinal reportAirbus AS350 · Skagway, AKThe pilot's decision to continue visual flight into an area of instrument meteorological conditions, which resulted in the pilot experiencing a loss of visual reference and subsequent controlled flight into terrain. Contributing to the accident were the…May 7, 2016 · N94TH · Substantial damageNTSB ERA16FA140Accident · 4 fatalField investigationFinal reportEurocopter AS 350 B2 · Enterprise, ALThe pilot's decision to perform visual flight rules flight into night instrument meteorological conditions, which resulted in loss of control due to spatial disorientation. Contributing to the accident was the pilot's self-induced pressure to complete the…Mar 26, 2016 · N911GF · Substantial damageNTSB WPR16FA072Accident · 1 fatalField investigationFinal reportBell 206B · Honolulu, HIThe in-flight failure of the engine-to-transmission drive shaft due to improper maintenance, which resulted in low main rotor rpm and a subsequent hard landing to water.Feb 18, 2016 · N80918 · Substantial damageNTSB ERA16FA100Accident · 2 fatalField investigationFinal reportCessna 182 · Mobile, ALThe pilot's loss of airplane control during a missed approach in instrument meteorological conditions due to spatial disorientation. Contributing to the accident was the pilot's inadequate preflight and inflight weather planning which resulted the pilot's…Feb 2, 2016 · N784CP · DestroyedNTSB 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…Nov 10, 2015 · N237WR · DestroyedNTSB ERA16FA005Accident · 1 fatalField investigationFinal reportPiper PA 38-112 · Jasper, GAThe student pilot's failure to accurately determine the airplane's fuel state, subsequent fuel exhaustion, and a total loss of engine power during initial climb. Contributing to the accident was the flight instructor's inadequate oversight of the student…Oct 8, 2015 · N4313E · Substantial damageNTSB CEN15LA423Accident · Serious injuriesLimited investigationFinal reportBell 206B · Woodville, TXThe loss of engine power due to water contamination in the fuel system. Contributing to the accident were the pilot’s inadequate preflight inspection of the fuel tanks and the operator’s inadequate inspection of the fuel supply truck that did not detect water…Sep 24, 2015 · N648CA · Substantial damageNTSB 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…Aug 26, 2015 · N2005C · DestroyedNTSB ERA15FA313Accident · 1 fatalField investigationFinal reportBeech C35 · Hicksville, NYThe pilot's improper decision to delay turning toward a suitable runway once he realized that an engine failure had occurred, which resulted in his having inadequate altitude to glide to a suitable runway, and the New York terminal radar approach control…Aug 16, 2015 · N5946C · DestroyedNTSB 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…Jul 17, 2015 · N62AK · Substantial damageNTSB ANC15MA041Accident · 9 fatalClass 1 · MajorFinal reportDehavilland DHC-3 · Ketchikan, AK(1) the pilot's decision to continue visual flight into an area of instrument meteorological conditions, which resulted in his geographic disorientation and controlled flight into terrain; and (2) Promech's company culture, which tacitly endorsed flying in…Jun 25, 2015 · N270PA · Substantial damageNTSB GAA15CA128Accident · No injuriesData collectionFinal reportBeech C23 · Long Beach, CAThe pilot failed to maintain clearance from trees while maneuvering to land at night, which resulted in a collision with terrain/objects. A factor contributing to the accident was the lack of oversight by ATC; failing to insure that the fully operational VASI…Jun 19, 2015 · N24022 · Substantial damageNTSB CEN15LA180Accident · Minor injuriesLimited investigationFinal reportCessna 208B · Verdigris, OKThe fuel pump gear manufacturer’s allowance of set-up gears made from a nonconforming material to be put in the production inventory system, the installation of a nonconforming gear in the accident airplane’s production fuel pump, and the gear’s failure,…Mar 24, 2015 · N106BZ · Substantial damageNTSB ANC15LA015Accident · No injuriesLimited investigationFinal reportAirbus AS350 B2 · Anchorage, AKThe failure of the ball bearing within the pitch change spider assembly due to its operation with no grease within the bearing, which resulted in the subsequent fracture of the spider assembly and a loss of tail rotor control authority. Also causal to the…Mar 13, 2015 · N814EH · Substantial damageNTSB 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…Mar 11, 2015 · N506XX · Substantial damageNTSB ANC14FA068Accident · Serious injuriesField investigationFinal reportRyan Navion A · Coldfoot, AKThe pilot’s improper inflight planning and improper decision to deliberately operate the airplane at low altitude in close proximity to obstructions and rising terrain. Contributing to the accident were the pilot’s improper preflight planning and the Federal…Aug 24, 2014 · N4827K · Substantial damageNTSB ERA14LA347Accident · Serious injuriesLimited investigationFinal reportColt Balloons 160A · Clinton, MAThe pilot's inadequate preflight and inflight planning and improper landing site selection and approach path, which resulted in the balloon contacting powerlines during landing. Contributing to the accident was the Federal Aviation Administration's inadequate…Jul 20, 2014 · N976TC · Minor damageNTSB WPR14IA297Incident · No injuriesIncident investigationFinal reportBeech B100 · Bakersfield, CAThe failure of the 2nd-stage turbine wheel due to an improper repair of the 2nd-stage stator assembly, which the manufacturer does not consider a repairable item. Contributing to the incident was the designated engineering representative's approval of the…Jul 17, 2014 · N6756P · Minor damage