NTSB investigations: Pratt & Whitney PT6A series
650 cases on aircraft whose registry engine model is Pratt & Whitney PT6A series. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52032', '52034'))
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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52032', '52034'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun 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 ERA11LA298Accident · No injuriesLimited investigationFinal reportThrush S2R-T660 · Greenwood, MSA partial loss of engine power during low-altitude maneuvering for undetermined reasons.NTSB WPR11CA222Accident · No injuriesData collectionFinal reportThrush S2R-T34 · Pleasant Grove, CAThe pilot's failure to maintain directional control during the landing.NTSB WPR11FA221Accident · 1 fatalField investigationFinal reportAir Tractor AT-802A · Miles City, MTThe pilot's continued visual flight rules flight into deteriorating weather conditions in an airplane not equipped for instrument flight, which resulted in a collision with terrain.NTSB CEN11LA323Accident · Serious injuriesLimited investigationFinal reportAir Tractor AT-402A · Arriba, COThe pilot’s controlled flight into terrain for undetermined reasons.NTSB WPR11LA218Accident · No injuriesLimited investigationFinal reportPiper PA46-500TP · Rock Springs, WYThe overstress fracture of the right aileron midspan hinge bracket due to modal vibrations created by a deflated right main landing gear tire during the takeoff roll.NTSB CEN11CA309Accident · No injuriesData collectionFinal reportCessna 208B · El Paso, TXThe pilot's loss of control as result of the gusting wind.NTSB CEN11LA296Accident · Serious injuriesLimited investigationFinal reportAir Tractor AT-802A · New Madrid, MOThe failure of both pilots to see and avoid the other airplane, which resulted in a midair collision.NTSB CEN11CA287Accident · Minor injuriesData collectionFinal reportAir Tractor AT503 · Telephone, TXThe pilot's failure to maintain adequate airspeed which resulted in an aerodynamic stall.NTSB CEN11CA224Accident · Minor injuriesData collectionFinal reportAyres S2R-T34 · Swan Lake, ARAn in-flight collision with power lines following an encounter with a wind gust.NTSB WPR11FA158Accident · No injuriesField investigationFinal reportCessna 208B · Bakersfield, CAThe malfunction of a master brake cylinder, which resulted in a loss of braking action and subsequent loss of directional control and collision with three vehicles during taxi. Contributing to the accident was the inappropriate design and manufacture of the…NTSB ERA11FA183Accident · 2 fatalField investigationFinal reportDehavilland DHC-6-100 · Hampton, GAThe pilot did not maintain airspeed while maneuvering, which resulted in an aerodynamic stall.NTSB ANC11LA009Accident · No injuriesLimited investigationFinal reportCessna 208B · Kipnuk, AKThe pilot’s decision to land long on the icy snow-covered runway, resulting in a runway excursion and collision with terrain.NTSB ERA11WA090Accident · 2 fatalForeign investigationHawker Beechcraft TC-45J · Nassau, BahamasOn December 14, 2010, about 1442 eastern standard time, a Hawker Beechcraft TC-45J, N38L, registered to and operated by Monarch Air Group, impacted ocean waters about 7 miles southwest of Lynden Pindling International Airport (MYNN), Nassau, Bahamas. The…NTSB CEN11IA106Incident · No injuriesIncident investigationFinal reportPiper PA-46-500TP · Olathe, KSThe loss of engine power for undetermined reasons.NTSB WPR10IA482Incident · No injuriesIncident investigationFinal reportBeech F90 · Idaho Falls, IDThe partial retraction/collapse of the main landing gear during the landing roll for undetermined reasons.NTSB CEN10CA445Accident · Minor injuriesData collectionFinal reportAir Tractor AT-502B · Zwingle, IAThe pilot's failure to maintain clearance from wires during the agricultural flight.NTSB CEN10LA437Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-602 · Yates City, ILThe loss of engine power for undetermined reasons.NTSB CEN10CA343Accident · No injuriesData collectionFinal reportAir Tractor AT-402B · Virden, ILThe pilot's decision to take off from a wet grass runway at an airplane weight and density altitude that precluded a normal takeoff and climb.NTSB CEN10LA315Accident · No injuriesLimited investigationFinal reportBeech 1900D · Denver, COThe pre-existent damage of the right-hand landing gear actuator attachment lug which led to fatigue cracking and eventual overload failure resulting in a collapsed gear upon landing.NTSB ERA10CA309Accident · No injuriesData collectionFinal reportAir Tractor AT-402B · Alcolu, SCThe pilot’s failure to maintain clearance from a tree. Contributing to the accident was the sunglare.NTSB CEN10LA298Accident · No injuriesLimited investigationFinal reportAir Tractor AT-502B · Pollard, ARA loss of engine power for undetermined reasons.NTSB WPR10LA260Accident · No injuriesLimited investigationFinal reportSocata TBM · Lost Hills, CAA loss of engine power for reasons that could not be determined because postaccident examination of the engine did not reveal any anomalies that would have precluded normal operation. Contributing to the accident was the pilot's failure to obtain the proper…NTSB CEN10CA265Accident · No injuriesData collectionFinal reportAyres S2R-R1340 · Roe, ARThe pilot's decision to take off with a tailwind, resulting in a runway overrun.NTSB OPS10IA155Incident · No injuriesIncident investigationFinal reportEmbraer EMB-135KL · Chicago, ILThe air traffic controller's issuance of an improper takeoff clearance to the pilot of the Embraer. Contributing to the incident was the instructor’s inadequate monitoring of the trainee local controller.NTSB CEN10LA217Accident · No injuriesLimited investigationFinal reportAir Tractor AT-802A · Alpine, TXA total loss of engine power for undetermined reasons.NTSB OPS10IA015Incident · No injuriesIncident investigationFinal reportCessna 208B · Phoenix, AZThe Cessna 208 pilot’s failure to identify the correct landing runway.NTSB CEN10LA143Accident · No injuriesLimited investigationFinal reportBeech 65-A90 · DeKalb, ILThe collapse of the landing gear during landing due to the company's improper maintenance practices and the pilot's decision to take off with an overextended landing gear strut.NTSB ERA10CA155Accident · No injuriesData collectionFinal reportSocata TBM 700 · Gaithersburg, MDThe pilot’s failure to maintain aircraft control while performing a go-around.NTSB WPR10LA141Accident · No injuriesLimited investigationFinal reportCessna 208B · Sacramento, CAAn in-flight collision with a bird while on final approach.NTSB CEN10FA119Accident · 1 fatalField investigationFinal reportPiper PA-31T · Forest City, IAThe pilot's failure to maintain airplane control during final approach.NTSB ERA10IA094Incident · No injuriesIncident investigationFinal reportCessna 208B · Rome, NYThe operator's inadequate engine wash intervals, which resulted in compressor turbine blade sulphidation and subsequent turbine blade failure.NTSB ERA10LA056Accident · Serious injuriesLimited investigationFinal reportHawker Beechcraft B200 · Greer, SCA loss of engine power due to fuel exhaustion as a result of the pilot’s failure to visually verify that sufficient fuel was onboard prior to flight.NTSB WPR10IA045Incident · Minor injuriesIncident investigationFinal reportBeech C-99 · Show Low, AZAn in-flight collision with a bird during initial descent.NTSB WPR10LA022Accident · No injuriesLimited investigationFinal reportCessna 208B · Molokai, HIThe failure of the ramp agent to use a tail stand.NTSB WPR09LA451Accident · No injuriesLimited investigationFinal reportRaytheon B200 · Hayward, CAThe pilot's failure to maintain directional control after takeoff. Contributing to the accident was the pilot's inadequate preflight and failure to follow the airplane manufacturer's checklist to ensure that the rudder trim control and right propeller control…NTSB CEN09CA554Accident · No injuriesData collectionFinal reportSocata TBM 700 · Ann Arbor, MIThe pilot's hard landing during gusty wind conditions.NTSB CEN09CA533Accident · No injuriesData collectionFinal reportAir Tractor AT-502B · Whittemore, IAThe pilot's lack of preflight planning and remedial action with resulted in the airplane's inability to climb out of ground effect.NTSB ERA09LA480Accident · Minor injuriesLimited investigationFinal reportAyres S2R-T34 · Donalsonville, GAThe failure of the right main gear strut due to an improper weld repair by maintenance personnel.NTSB ERA09LA431Accident · Serious injuriesLimited investigationFinal reportAir Tractor AT502 · Minter City, MSThe pilot’s failure to maintain airspeed while maneuvering at a low altitude, resulting in an aerodynamic stall.NTSB ERA09CA428Accident · Minor injuriesData collectionFinal reportAir Tractor AT502 · Dundee, MSThe pilot's failure to maintain aircraft control during takeoff.NTSB CEN09CA428Accident · No injuriesData collectionFinal reportAir Tractor AT-502B · Reydell, ARThe pilot's inability to maintain control of the airplane when it unexpectedly encountered a whirlwind shortly after takeoff.NTSB CEN09CA361Accident · No injuriesData collectionFinal reportAir Tractor AT-402A · Trumann, ARThe pilot's failure to maintain aircraft control in flight. Contributing to the accident was his decision to fly with known hazardous weather conditions in the vicinity.NTSB CEN09CA323Accident · Minor injuriesData collectionFinal reportAir Tractor AT-502 · Mendota, ILThe pilot's inadequate preflight planning and preparation and his failure to perform an aborted takeoff.NTSB ERA09FA304Accident · No injuriesField investigationFinal reportBeech C90A · Yeehaw Junction, FLThe failure of the flightcrew to recognize that both engines were being supplied fuel only from the right wing fuel tanks resulting in loss of power in both engine due to fuel starvation. Contributing to the accident were the inoperative the left auxiliary…NTSB CEN09CA316Accident · Serious injuriesData collectionFinal reportAir Tractor AT-602 · Charleston, MOThe pilot's failure to abort the takeoff resulting in a runway overrun and impact with terrain.NTSB CEN09CA295Accident · Minor injuriesData collectionFinal reportAir Tractor AT502 · Lisse, TXA total loss of engine power for undetermined reasons.NTSB ERA09LA244Accident · No injuriesLimited investigationFinal reportDe Havilland DHC2 · Plattsburgh, NYThe pilot's improper application of brakes during the landing rollout.NTSB WPR09CA190Accident · Minor injuriesData collectionFinal reportAyres S2R-T34 · Cove, ORThe pilot's failure to maintain adequate clearance from rising terrain while maneuvering.NTSB CEN09FA126Accident · 2 fatalField investigationFinal reportPilatus PC-12/45 · Hayden, COThe pilot's loss of control due to snow/ice contamination on the airplane's lifting surfaces as a result of his decision not to deice the airplane before departure.NTSB WPR09CA067Accident · No injuriesData collectionFinal reportCessna 208B · Rock Springs, WYThe pilot's failure to maintain control of the airplane while taxiing. Contributing to the accident were the gusty winds.