NTSB investigations
628 cases where the defining event was Powerplant sys/comp malf/fail.
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 e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.\"isDefiningEvent\" AND e.\"tier2Number\" = '340') 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 e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e."isDefiningEvent" AND e."tier2Number" = '340') 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 ERA09LA502Accident · 2 fatalLimited investigationFinal reportM-Squared Sprint 1000 · Madeira Beach, FLA loss of torque to the gearbox engine-side coupling flange bolts, which resulted in separation of the gearbox and propeller from the engine and the subsequent severing of the airplane's tail structure.NTSB ERA09LA477Accident · Serious injuriesLimited investigationFinal reportVollenweider R/Hurst R F Vans RV-9A · Marianna, FLFailure of the propeller speed reduction gearbox for undetermined reasons. Contributing to the accident was the pilot’s decision to disregard the manufacturer's mandate to replace the gearbox, the manufacturer's failure to provide owners with technical…NTSB CEN09LA602Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301A · New Miner, WIA total loss of engine power due to the fatigue failure of the engine torsion shaft. Contributing to the accident was the chrome plating of the shaft by an undetermined maintenance/overhaul facility.NTSB WPR09CA415Accident · No injuriesData collectionFinal reportPaul B. Johnson Avid Mark IV · Nampa, IDThe airplane's encounter with tall vegetation that ensnared the landing gear during an off-field precautionary landing.NTSB ERA09LA446Accident · No injuriesLimited investigationFinal reportLobb Kenneth CH 701 · Murfreesboro, TNA total loss of engine power due to the improper installation of the alternator drive gear.NTSB WPR09LA373Accident · Minor injuriesLimited investigationFinal reportGrumman G164 · Riverdale, CAThe partial loss of engine power due to the failure of the engine's supercharger-blower.NTSB CEN09LA494Accident · No injuriesLimited investigationFinal reportCrisman Flightstar Iisc · Malta, ILThe loss of engine power due to the separation of the flywheel, resulting in a high-cycle fatigue fracture of the crankshaft following takeoff, which resulted in a forced landing on an agricultural field.NTSB ERA09LA409Accident · Serious injuriesLimited investigationFinal reportCessna 170B · Mahwah, NJA loss of engine power due to the failure of the No. 1 cylinder thru bolt hold down nuts due to corrosion.NTSB CEN09IA456Incident · No injuriesIncident investigationFinal reportCessna 172R · West Chicago, ILA partial loss of engine power due to the detachment of the throttle control cable from the throttle assembly during a landing approach. Contributing to the accident was the lack of a redundant means to preclude the detachment of the cable from the throttle…NTSB ERA09LA399Accident · No injuriesLimited investigationFinal reportCessna 172N · Rochester, MAAn engine vibration as reported by the pilot, for undetermined reasons.NTSB ANC09LA065Accident · No injuriesLimited investigationFinal reportNoorduyn UC-64A · Akiachak, AKThe loss of engine power due to the failure of a crankshaft component, resulting in an off-airport landing.NTSB CEN09CA406Accident · Serious injuriesData collectionFinal reportNorth American T-28B · Waxahachie, TXThe total loss of engine power for undetermined reasons.NTSB CEN09LA403Accident · Serious injuriesLimited investigationFinal reportAyres S2R-G6 · Ainsworth, IAA component failure of the fuel control unit, which resulted in a loss of engine power.NTSB CEN09LA401Accident · No injuriesLimited investigationFinal reportAir Tractor AT-602 · Knobel, ARThe failure of the P-3 tube resulting in the loss of engine power.NTSB ERA09LA360Accident · Minor injuriesLimited investigationFinal reportRobinson R22 · Del Ray Beach, FLAn in-flight failure of the main drive vee belts.NTSB WPR09CA303Accident · No injuriesData collectionFinal reportCessna A188B · Ogden, UTA partial loss of engine power due to the number one cylinder air induction tube becoming disconnected for undetermined reasons.NTSB ERA09IA331Incident · No injuriesIncident investigationFinal reportCirrus Design SR22 · Elkin, NCA total loss of engine power due to the failure of the No. 2 piston as a result of a fatigue crack of undetermined origin.NTSB CEN09LA288Accident · 1 fatalLimited investigationFinal reportSmysor Kevin Velocity · Katy, TXThe pilot's loss of control following an in-flight failure of the propeller.NTSB CEN09CA283Accident · No injuriesData collectionFinal reportGulfstream-Schweizer A/C Gulfstream · Iowa, LAA partial loss of engine power due to the Number 8 cylinder head cracking and separating from the barrel.NTSB ERA09LA269Accident · No injuriesLimited investigationFinal reportCessna 208 · Frederick, MDA loss of engine power due to the failure of one or more compressor turbine blades for an undetermined reason.NTSB ERA09FA248Accident · 1 fatalField investigationFinal reportCessna 421B · Oakland Park, FLThe pilot's failure to maintain aircraft control and secure the right engine during an emergency return to the airport after takeoff. Contributing to the accident was an in-flight fire of the right engine for undetermined reasons.NTSB WPR09LA196Accident · Minor injuriesLimited investigationFinal reportCessna 152 · Glendale, AZA loss of engine power due to the failure of both magnetos resulting from an improper maintenance repair by maintenance personnel.NTSB WPR09LA145Accident · Serious injuriesLimited investigationFinal reportCessna 172R · Oceanside, CAA total loss of engine power in flight due to the fatigue failure of the No. 4 cylinder.NTSB CEN09CA162Accident · Minor injuriesData collectionFinal reportCameron Balloons V-77 · Terre Haute, INThe loss of the burner pilot light during approach to the landing area and the pilot's failure to relight the burner using alternate sources.NTSB ERA09CA162Accident · Minor injuriesData collectionFinal reportDavis Sonex · Crossville, TNA total loss of engine power during initial climb due to the failure of the ignition power supply as a result of the improper installation of the electronic control unit.NTSB ERA09CA149Accident · No injuriesData collectionFinal reportD-Fly UL Stork · Jackson, GAThe pilot's inadvertent activation of an engine cutoff switch during cruise flight.NTSB ERA09LA146Accident · No injuriesLimited investigationFinal reportCessna 152 · Wauchula, FLA loss of engine power due to failure of the Number 3 connecting rod due to oil contamination. Contributing to the accident was the insufficient oil change time intervals performed by company personnel.NTSB WPR09LA085Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301 · Beaver, UTA loss of engine power while maneuvering due to a sheared propeller blade's pitch change link. Contributing to the accident was lack of suitable terrain for the forced landing.NTSB CEN09LA132Accident · No injuriesLimited investigationFinal reportGrumman American Avn. AA-5B · Milford, INA loss of engine thrust due to the separation of a section of one of the propeller blades as a result of fatigue failure of the propeller because of corrosion. Contributing to the accident was the failure of the mechanic to detect and address the propeller…NTSB ENG09IA002Incident · No injuriesIncident investigationFinal reportBoeing 777 · Atlanta, GAThe fan blade fractured due to a fatigue crack that was the result of the combination of the breakdown of the fan blade lubrication system and residual fatigue life usage following the last overhaul of the fan blade. Contributing to the fracture was the…NTSB ERA09LA108Accident · Serious injuriesLimited investigationFinal reportBeech E18S · Fort Myers, FLThe failure of the right propeller to go to the feathered position for undetermined reasons following a total loss of right engine power during initial climb due to fuel starvation as a result of the pilot's improper fuel planning.NTSB ERA09LA072Accident · Serious injuriesLimited investigationFinal reportLeroy Lakey Corben ACE · Cherryville, NCA throttle control malfunction during initial climb, as reported by the pilot.NTSB CEN09CA080Accident · No injuriesData collectionFinal reportBeech E35 · Bloomington, INA partial loss of engine power due to a failure of the number one cylinder exhaust valve, and the associated secondary damage to the intake valve and piston.NTSB ERA09LA062Accident · Minor injuriesLimited investigationFinal reportCirrus Design SR20 · Green Cove Springs, FLThe fusing of an electrical cable from the No. 2 (standby) alternator with the throttle cable resulting in the flight crew’s inability to move the throttle control. Contributing to the accident was the failure of maintenance personnel to detect inadequate…NTSB ERA09CA054Accident · No injuriesData collectionFinal reportSnow 600 · Nashville, TNThe failure of the propeller shaft seal in flight. Contributing to the accident was the lack of suitable terrain for a forced landing.NTSB ERA09LA047Accident · Minor injuriesLimited investigationFinal reportBell 206B · Boynton Beach, FLA loss of engine power due to an undertorqued air line fitting to the fuel control.NTSB ERA09CA040Accident · Minor injuriesData collectionFinal reportFox Jack G Mong Biwin · Thomasville, NCThe builder’s failure to set adequate propeller pitch during propeller installation.NTSB ANC09LA009Accident · Minor injuriesLimited investigationFinal reportConstrucciones Aeronauticas CASA-212 · Toksook Bay, AKThe flight crew’s inability to adjust/increase power to the right engine during the landing approach due to an in-flight disconnect of the engine power control linkage, resulting in a loss of control of the airplane. Contributing to the accident was the…NTSB WPR09LA013Accident · No injuriesLimited investigationFinal reportPiper PA-31-350 · Portland, ORAn in-flight engine fire due to the fatigue fracture of an exhaust pipe that resulted from a failure of the pipe's slip joint.NTSB DEN08LA163Accident · Minor injuriesLimited investigationFinal reportBeech C23 · Duncan, OKA total loss of engine power due to the fatigue failure of the engine crankshaft. Contributing to the accident were the improper maintenance to the engine crankshaft, improper reassembly of the engine, and failure to follow the engine manufacturer's overhaul…NTSB MIA08LA196Accident · No injuriesLimited investigationFinal reportCessna 120 · Jesup, GAAn oil starvation-induced catastrophic engine failure due to the improper installation of the crankshaft expansion plug during engine overhaul.NTSB DFW08CA236Accident · No injuriesData collectionFinal reportPiper PA-32R-300 · Augusta, KSA loose oil line that resulted in a total loss of engine oil, causing the engine to cease.NTSB CHI08CA284Accident · No injuriesData collectionFinal reportFleet 2 · Leroy, OHThe loss of engine power due to the propeller hub failure during a low-level maneuver. Contributing to the accident were the trees encountered during the forced landing.NTSB SEA08GA194Accident · 3 fatalFinal reportLockheed P2V-7 · Reno, NVThe failure of the flight crew to maintain airspeed above in-flight minimum control speed (Vmca) after losing power in the left jet engine during initial climb after takeoff. Contributing to the accident was the crew's inadequate cockpit resource management…NTSB MIA08CA178Accident · No injuriesData collectionFinal reportDehavilland DH82A · Sevierville, TNThe failure of the wooden propeller.NTSB DFW08CA211Accident · No injuriesData collectionFinal reportMurray Frank H DA5B · Odessa, TXFailure of the intake manifold when the flexible connectors disconnected from the carburetor after a turbulence encounter. Contributing to the accident was insuitable terrain for a forced landing.NTSB LAX08LA268Accident · No injuriesLimited investigationFinal reportRouse Glasair III · Reno, NVThe excessively worn throttle/mixture linkage arms and pins and a missing mixture control linkage spring washer, which resulted in a loss of power due to an excessively rich mixture.NTSB ENG08IA038Incident · No injuriesIncident investigationFinal reportBoeing 757 · Las Vegas, NVThe engine experienced an uncontained release of high pressure turbine material due to fatigue cracks that occurred on four consecutive blade retainig lugs on the 2nd stage turbine hub. The cracked lugs resulted in the release of four 2nd stage turbine blades…NTSB DEN08CA135Accident · No injuriesData collectionFinal reportGrumman G-164A · Walsh, COThe total failure of a cylinder head assembly. Contributing to the accident was the lack of suitable terrain for a forced landing.NTSB ANC08LA097Accident · Serious injuriesLimited investigationFinal reportPiper PA-31-350 · Aniak, AKA partial loss of engine power during takeoff due to a failure of the left engine's turbocharger as a result of the failure of a turbine shaft bearing. Contributing to the accident was unsuitable terrain for a forced landing.