NTSB investigations
145 cases where NTSB found Policy/procedure.
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 f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE 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 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 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 DCA15FA085Accident · No injuriesClass 1 · FieldFinal reportMcdonnell Douglas MD 88 · New York, NYthe captain's inability to maintain directional control of the airplane due to his application of excessive reverse thrust, which degraded the effectiveness of the rudder in controlling the airplane's heading. Contributing to the accident were the captain's…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…NTSB ERA14MA271Accident · 7 fatalClass 1 · MajorFinal reportGulfstream Aerospace G IV · Bedford, MAThe flight crewmembers' failure to perform the flight control check before takeoff, their attempt to take off with the gust lock system engaged, and their delayed execution of a rejected takeoff after they became aware that the controls were locked.…NTSB OPS14IA007Incident · Minor injuriesIncident investigationFinal reportBoeing 757 · Powhatan, VAThe air traffic controller’s failure to provide required advisories about significant radar-observed convective precipitation along both airplanes’ flight routes and the air route traffic control center’s lack of a program to ensure that air traffic…NTSB WPR14LA160Accident · Serious injuriesLimited investigationFinal reportAgustawestland AW109SP · Astoria, ORThe decision by the ship pilot and the helicopter crew to lower the ship pilot to a location on the ship that did not provide the helicopter pilot with an adequate view of the ship. Contributing to the accident was the inadequate pre-mission coordination…NTSB WPR14TA149Accident · No injuriesFinal reportBell OH-58A · Tehachapi, CAThe pilot's decision to attempt a mission at night with known en route weather conditions below operating minimums, likely due to self-induced pressure, and then continue flight beyond the alternate landing airport as weather conditions deteriorated, which…NTSB ERA14FA168Accident · 2 fatalField investigationFinal reportPiper PA-44-180 · Brunswick, GAAn inflight failure of the airplane's only operating vacuum pump, which resulted in the loss of attitude information provided by vacuum-driven flight instruments. Also causal was the pilots' failure to maintain control of the airplane while operating in…NTSB ENG14IA016Incident · No injuriesIncident investigationFinal reportDouglas C 118A · Emmonak, AKThe fatigue failure of the lower wing skin due to aging mechanisms. Contributing to the failure were lower wing skin inspection procedures insufficient to identify the crack.NTSB ERA14LA130Accident · Serious injuriesLimited investigationFinal reportVictor M Cordero RV-9A · Apopka, FLThe failure of the propeller spline shaft, the drive disk adapter, and the propeller speed reduction unit (PSRU) input spline due to a lack of inspection and lubrication, which resulted in a total loss of propeller drive and a subsequent forced landing.…NTSB DCA14FA058Accident · No injuriesClass 3 · FieldFinal reportEmbraer EMB145 - EP · Memphis, TNthe failure of the flight crew to adequately monitor the system for proper operation and manually activate the system during the flight in icing conditions. Contributing to the accident was the crew's limited training on the manual operation of the anti-ice…NTSB ERA14LA108Accident · No injuriesLimited investigationFinal reportEnstrom F 28A · Memphis, TNA skid tube clamp weld failure due to high residual stress, which resulted in a skid collapse during landing. Contributing to the accident was the airplane manufacturer’s lack of adequate guidance for periodically inspecting the skid tube clamp.NTSB CEN14TA126Accident · Minor injuriesFinal reportDiamond Aircraft Ind DA20-C1 · Fort Carson, COThe flight instructor's loss of control after takeoff following a wake turbulence encounter from a preceding helicopter. Contributing to the accident were the flight instructor's misidentification of the helicopter type and a lack of Federal Aviation…NTSB CEN14CA114Accident · No injuriesData collectionFinal reportCessna 340 · Coldwater, MIAirport personnel did not remove the snow banks from the intersecting runway and/or close the intersection runway, which resulted in the airplane impacting the snow banks. Contributing to the accident was the reduced visibility inhibiting the pilot's ability…NTSB ANC14MA008Accident · 5 fatalMajor investigationFinal reportCessna 208B · Saint Marys, AKThe pilot's decision to initiate a visual flight rules approach into an area of instrument meteorological conditions at night and the flight coordinators' release of the flight without discussing the risks with the pilot, which resulted in the pilot…NTSB ANC14LA007Accident · No injuriesLimited investigationFinal reportBeech 1900C · Deadhorse, AKThe captain’s decision to initiate a visual flight rules approach and attempted landing into an area of instrument meteorological conditions, which resulted in the airplane touching down short of the runway. Contributing to the accident was the operator’s…NTSB DCA13MA120Accident · 3 fatalClass 1 · MajorFinal reportBoeing 777-200ER · San Francisco, CAThe flight crew's mismanagement of the airplane's descent during the visual approach, the pilot flying's unintended deactivation of automatic airspeed control, the flight crew's inadequate monitoring of airspeed, and the flight crew's delayed execution of a…NTSB OPS13IA071Incident · No injuriesIncident investigationFinal reportGulfstream GIV - Undesignat · Las Vegas, NVThe Federal Aviation Administration's (FAA) inadequate procedures, which did not require specific separation between aircraft operating on nonintersecting runways where flightpaths may intersect and led to an airborne conflict between two aircraft.…NTSB DCA13FA094Accident · No injuriesField investigationFinal reportBombardier DHC8 · Newark, NJthe frozen left main landing gear (MLG) uplock roller due to lack of lubrication and the uplock latch that had worn beyond acceptable tolerances, which prevented the flight crew from extending the left MLG using the alternate extension system. Contributing to…NTSB ERA13LA236Accident · No injuriesLimited investigationFinal reportBell 206B · Hartford, KYThe pilot’s failure to avoid a powerline that crossed a field that he was spraying. Contributing to the collision was the company’s failure to specifically mention that flight hazards be identified during a pre-work conference.NTSB DCA13MA081Accident · 7 fatalClass 1 · MajorFinal reportBoeing 747-400 BCF · Bagram, AfghanistanNational Airlines' inadequate procedures for restraining special cargo loads, which resulted in the loadmaster's improper restraint of the cargo, which moved aft and damaged hydraulic systems Nos. 1 and 2 and horizontal stabilizer drive mechanism components,…NTSB CEN13FA182Accident · Minor injuriesField investigationFinal reportAero Commander 500B · Broomfield, COLoss of engine power due to fuel exhaustion. Contributing to the accident was the failure of the fuel gauge to indicate the actual amount of fuel on board the airplane and the design of the airplane's fuel system, which precluded a visual confirmation of the…NTSB WPR13TA081Accident · No injuriesFinal reportBell Helicopter Textron Canada 407 · Renton, WAThe pilot's failure to maintain helicopter control during takeoff from an unstable landing platform. Contributing to the accident was the operator's inadequate chocking procedures for the wheeled landing platform, which included chocking only two of the…NTSB CEN13FA075Accident · 1 fatalField investigationFinal reportHughes 369 · Childress, TXThe improper maintenance of the helicopter fuel system that resulted in erroneous fuel gauge indications and the pilot’s inadequate fuel management, both of which resulted in fuel exhaustion during a long-line hover. Also causal was the lack of company…NTSB WPR13LA045Accident · 1 fatalLimited investigationFinal reportPiper PA-32 · ObyanA partial loss of engine power shortly after takeoff for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation and the pilot’s failure to maintain airplane control during…NTSB CEN13IA059Incident · No injuriesIncident investigationFinal reportFairchild SA227-AC · Minneapolis, MNLoose electrical connections to the hydraulic system and anomalies in the hydraulic shuttle valve and power pack, which resulted in an uncommanded gear unlock and collapse of the left main landing gear. Contributing to the accident was the operator’s failure…NTSB ERA12FA567Accident · Minor injuriesField investigationFinal reportBeech 400 · Macon, GAThe pilot’s failure to maintain proper airspeed, which resulted in the airplane touching down too fast on the wet runway with inadequate runway remaining to stop and a subsequent runway overrun. Contributing to the landing overrun were the flight crewmembers’…NTSB OPS12IA849Incident · No injuriesIncident investigationFinal reportArlington, VAA hearback/readback error on the part of the tower traffic management coordinator, who did not understand the request being made by the approach control area supervisor and then communicated that misunderstanding to the local controllers. Contributing to the…NTSB ERA12FA423Accident · 1 fatalField investigationFinal reportPiper PA-31P · Dalton, GAThe pilot’s failure to maintain airplane control following loss of power in the right engine for reasons that could not be determined because of fire and impact damage. Contributing to the accident was the pilot’s delayed feathering of the right propeller…NTSB CEN12FA321Accident · 1 fatalField investigationFinal reportBell 206-L4 · (Gulf of Mexico)The pilot’s failure to maintain clearance from an obstacle while landing on an obstructed helipad, which resulted in a collision and loss of control. Contributing to the accident was the failure of the helipad owner to mark the helipad closed and the failure…NTSB CEN12FA290Accident · 4 fatalField investigationFinal reportCessna 401 · Chanute, KSThe malfunction of the cabin heater, which resulted in an inflight fire and smoke in the airplane. Contributing to the accident was the pilot’s lack of understanding concerning the status of the airplane's heater system following and earlier overheat event…NTSB OPS12IA535Incident · No injuriesIncident investigationFinal reportLas Vegas, NVFederal Aviation Administration procedures that do not ensure separation in the event of a go-around during simultaneous independent runway operations on runways that do not physically intersect but whose flight paths intersect.