NTSB investigations
224 cases where NTSB found Engine (turbine/turboprop).
Cases per year
| 2008 | 18 |
|---|---|
| 2009 | 16 |
| 2010 | 18 |
| 2011 | 19 |
| 2012 | 12 |
| 2013 | 18 |
| 2014 | 13 |
| 2015 | 10 |
| 2016 | 7 |
| 2017 | 16 |
| 2018 | 11 |
| 2019 | 14 |
| 2020 | 8 |
| 2021 | 11 |
| 2022 | 10 |
| 2023 | 10 |
| 2024 | 8 |
| 2025 | 5 |
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 starts_with(f.\"findingCode\", '010572')) 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", '010572')) 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 ENG25WA049IncidentClass 3 · ForeignEmbraer EMB145 · Sokoto, NigeriaNTSB DCA25LA185Accident · Serious injuriesClass 4 · LimitedFinal reportBoeing 737 · Houston, TXSerious Injury to a flight attendant sustained during an evacuation.NTSB ENG25WA034OccurrenceClass 5 · ForeignAirbus A321 · Ciudad de México, MexicoNTSB DCA25LA114Occurrence · No injuriesClass 3 · LimitedFinal reportAirbus Industrie A319 · Houston, TXThe failure of the cabin crew to activate the evacuation alarm and to maintain coordinated communication with the flight crew following the cabin crew’s decision to command an evacuation, which resulted in an engine running during the initial evacuation.…NTSB ENG25WA015IncidentClass 5 · ForeignBombardier BD100 1A10 · Nassau, BahamasNTSB CEN25FA006Accident · 1 fatalClass 3 · FieldFinal reportBeech C99 · Norfolk, NEThe pilot’s failure to maintain adequate airspeed following a partial loss of engine power during takeoff, which resulted in a loss of airplane control. Contributing to the accident was the fatigue failure of the compressor turbine fan disk blade.NTSB ENG24LA028Incident · No injuriesClass 3 · LimitedFinal reportBell 407 · Oktaha, OKThe loss of engine power due to high cycle fatigue failure of a power turbine stage 3 turbine wheel blade. The resulting engine imbalance caused a decoupling of the gas producer stage 1 and stage 2 turbine wheels leading to a stage 1 turbine overspeed and…NTSB CEN24LA239Accident · No injuriesClass 3 · LimitedFinal reportThrush S2R · Hebron, NDForeign object debris in the Negative Torque Sensing (NTS) system check valve, which impeded the flow of oil to the NTS system and the propeller governor (PG) reset piston, resulting in a total loss of engine power and an off-airport forced landing.…NTSB CEN24LA229Accident · Minor injuriesClass 4 · LimitedFinal reportAero Commander S2R · White, SDA low-level collision and engine ingestion with ducks, which resulted in a total loss of engine power, a forced landing, and a subsequent nose over.NTSB WPR24LA161Accident · Minor injuriesClass 3 · LimitedFinal reportAerospatiale SA315B · Hildale, UTMaintenance personnel’s failure to properly secure the EGT thermocouples, which resulted in catastrophic overtemperature of the engine and a total loss of engine power.NTSB WPR24FA132Accident · 1 fatalClass 3 · FieldFinal reportBell 206-L4 · Anaconda, MTA total loss of engine power due to a loss of cooling oil to the turbine-to-compressor coupling shaft and subsequent fracture of the shaft at an altitude too low for the pilot to complete a successful autorotation. Contributing to the accident was carbon…NTSB ERA24LA148Accident · Serious injuriesClass 3 · LimitedFinal reportHughes 369D · Belleville, WVThe ingestion of foreign object debris into the engine, which resulted in a sudden loss of engine power and a subsequent collision with trees and terrain during the forced landing.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 ERA24LA076Accident · No injuriesClass 3 · LimitedFinal reportBell Helicopter Textron 206L-1 · Walland, TNThe improper installation of the No. 8 bearing spanner nut, which resulted in the No. 8 bearing’s failure, and the subsequent total loss of engine power.NTSB WPR24LA041Accident · No injuriesClass 3 · LimitedFinal reportBell OH-58A · Brawley, CAA total loss of engine power due to the failure of the No. 8 bearing and the subsequent failure of the scavenge oil pump.NTSB ERA24LA012Accident · No injuriesClass 3 · LimitedFinal reportBeech 300 · Atlanta, GAThe pilot’s failure to maintain a proper approach speed, which resulted in a runway overrun. Contributing to the runway overrun were the pilot’s application of full reverse at an airspeed higher than that allowed by the system, which added power and forward…NTSB ERA23LA327Accident · No injuriesClass 3 · LimitedFinal reportAir Tractor AT502 · Leipsic, OHThe incorrect assembly of the turbine engine’s reduction gear box second-stage ring gear, which resulted in an internal failure of multiple engine components and a total loss of power.NTSB CEN23LA317Accident · No injuriesClass 3 · LimitedFinal reportGrumman G-164A · Patoka, ILA partial loss of engine power due to the failure of two compressor turbine blades as a result of the engine operating near or above the engine’s operating limits for an undetermined amount of time beyond the recommended engine’s TBO limit, which led to…NTSB ENG23LA034Incident · No injuriesClass 3 · LimitedFinal reportHall Lester R Legacy · Rochester, MNMechanically distressed reduction gears causing an engine overspeed and turbine blade tensile overload and subsequent uncontainment. Contributing to the uncontainment was the operator’s use of the engine after knowingly purchasing the engine in an…NTSB WPR23LA278Accident · No injuriesClass 3 · LimitedFinal reportAerospatiale AS-355E Twin Star · Farmington, UTThe premature failure of one of the No. 2 engine compressor bleed valve, which resulted in a partial loss of power to that engine.NTSB ERA23LA272Accident · No injuriesClass 3 · LimitedFinal reportAir Tractor AT802 · Wellington, FLWear of the fuel control unit drive shaft and the corresponding fuel pump drive gear, which resulted in the disengagement of the fuel control unit from the fuel pump, a decrease in fuel flow, and a loss of engine power.NTSB ENG23LA030Incident · No injuriesClass 3 · LimitedFinal reportGulfstream Aerospace G-IV · Sioux City, IAA No. 2 (right) engine failure due to a spinner fairing separation and subsequent impact with the fan blades that resulted in a midspan fracture of one fan blade. The spinner fairing separated as a result of a fatigue crack that originated from the heat…NTSB CEN23LA147Accident · Minor injuriesClass 4 · LimitedFinal reportBell OH-58A · Wade, OKThe total loss of engine power due to fuel contamination.NTSB WPR22LA330Accident · Minor injuriesClass 3 · LimitedFinal reportSikorsky S-61N · Shady Cove, ORA total loss of engine power due to the failure of the No. 2 engine’s stage 1 turbine blades as a result of an unreported hot start two days earlier.NTSB CEN22LA349Accident · No injuriesClass 3 · LimitedFinal reportSchweizer G-164B · Knox, INA partial loss of engine power for undetermined reasons.NTSB CEN22FA317Accident · 4 fatalClass 3 · FieldFinal reportBell UH-1H · Chapelle, NMThe total loss of engine power due to the fatigue failure of the starter-generator input (zerol) gear which failed due to poor maintenance. Contributing to the accident was the unsuccessful autorotation complicated by the setting sun and high density altitude.NTSB CEN22LA312Accident · No injuriesClass 3 · LimitedFinal reportAir Tractor AT-502B · Decatur, ILFracture of the compressor turbine (CT) blades due to creep.NTSB ERA22LA302Accident · No injuriesClass 3 · LimitedFinal reportAir Tractor AT-502B · Center Cross, VAA loss of engine power for reasons that could not be determined.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 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.NTSB CEN22FA216Accident · 1 fatalClass 3 · FieldFinal reportExpress 2000RG · Cheyenne, WYThe pilot's inability to maintain proper airspeed and his exceedance of the airplane’s critical angle of attack while managing a loss of engine power and inflight fire, which resulted in an aerodynamic stall. Contributing factors to the accident were the loss…NTSB WPR22LA174Accident · Serious injuriesClass 3 · LimitedFinal reportBell Helicopter Textron Canada 407 · Livermore, CALoss of engine power due to the pilot inadvertently selecting engine IDLE mode while in flight, which reduced rotor and engine speed to a level that could not sustain flight.NTSB CEN22LA146Accident · Minor injuriesClass 3 · LimitedFinal reportHughes 369 · Adair, IAThe mechanic’s failure to properly torque a fuel control unit B-nut, which resulted in a partial loss of engine power, an attempted autorotation, and an impact with terrain.NTSB CEN22LA089Accident · Minor injuriesClass 3 · LimitedFinal reportLancair IV · Iron Mountain, MIThe total loss of engine power after takeoff for undetermined reasons.NTSB ERA22FA086Accident · 1 fatalClass 3 · FieldFinal reportSwearingen SA226 · Bedford, NHThe pilot’s failure to secure and feather the left engine and increase power on the right engine after a perceived loss of engine power in the left engine, which resulted in a loss of control and impact with terrain just short of the runway. Contributing to…NTSB ENG22LA002Incident · Minor injuriesClass 3 · LimitedFinal reportAirbus A320-271N · Atlantic City, NJThe ingestion of a bird into the right engine during the takeoff roll caused a fan blade to fracture near the blade platform resulting in high fan blade off loads and engine vibrations sufficient to result in an eventual failure of a fuel tube in the right…NTSB ERA21LA368Accident · No injuriesClass 3 · LimitedFinal reportHughes 369 · Ash, NCA partial loss of engine power due to corrosion and erosion damage to the engine’s compressor section components.NTSB WPR21LA299Accident · No injuriesClass 3 · LimitedFinal reportSchweizer G-164B · Tracy, CAA loss of thrust during a low-level agricultural application flight, which resulted in a descent and impact with terrain. The reason for the loss of thrust could not be determined based on available information.NTSB ERA21LA287Accident · No injuriesClass 3 · LimitedFinal reportPiper PA46-500TP · Manteo, NCThe improperly secured pneumatic compressor discharge air (P3) line coupling nut on the engine, which ultimately allowed the nut to back off resulting in a partial loss of engine power.NTSB DCA21FA174Accident · Serious injuriesClass 2 · FieldFinal reportBoeing 737-275C · Honolulu, HIThe flight crewmembers’ misidentification of the damaged engine (after leveling off the airplane and reducing thrust) and their use of only the damaged engine for thrust during the remainder of the flight, resulting in an unintentional descent and forced…NTSB CEN21LA287Accident · No injuriesClass 3 · LimitedFinal reportGrumman G164 · Sedgwick, ARThe total loss of engine power due to the failure and disengagement of the torque sensor assembly front spur gear from its splined shouldered shaft due to a loose self-locking nut.NTSB DCA21FA085Incident · No injuriesClass 3 · FieldFinal reportBoeing 777-222 · Broomfield, COThe fatigue failure of the right engine fan blade. Contributing to the fan blade failure was the inadequate inspection of the blades, which failed to identify low-level indications of cracking, and the insufficient frequency of the manufacturer’s inspection…NTSB ERA21FA130Accident · 4 fatalClass 3 · FieldFinal reportBell 206 · St Thomas, CBA total loss of engine power due to fatigue failure of two of the stage 3 compressor blades. Contributing to the failure of the compressor blades was the failure of maintenance personnel to inspect the compressor at the recommended interval for operation in…NTSB ENG21LA013IncidentClass 3 · LimitedFinal reportBoeing 767-338 · Ontario, CAThe fatigue fracture and liberation of two airfoils from a low pressure turbine stage 5 nozzle segment that impacted and damaged the downstream low pressure stage 5 blades creating an initial imbalance load in the engine’s low pressure turbine rotor…NTSB ENG21LA011Incident · No injuriesClass 3 · LimitedFinal reportCessna 501 · Opa Locka, FLAn uncontained left engine failure caused by a low cycle fatigue crack that originated from a manufacturing machining groove on the high pressure compressor impeller aft face. Contributing to the incident was service bulletin borescope inspection criteria…NTSB CEN21LA004Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA46 · Lake Elmo, MNA total loss of engine power for reasons that could not be determined.NTSB ENG20LA046Incident · No injuriesClass 3 · LimitedFinal reportThrush S2R-H80 · Donalsonville, GAA total loss of engine power due to a loose torque meter attachment nut in the reduction gearbox that jammed the planetary gearset causing the power turbine shaft to separate from the power turbine disk, resulting in the power turbine overspeeding and…NTSB WPR20LA247Accident · Minor injuriesClass 3 · LimitedFinal reportBell OH58A · Holtville, CAThe total loss of engine power due to the decoupling of the engine's turbine and compressor sections, which resulted from improper maintenance.NTSB CEN20LA287Accident · No injuriesClass 3 · LimitedFinal reportAir Tractor AT 602 · Des Arc, ARA total loss of engine power for reasons that could not be determined from all available evidence.NTSB ERA20CA135Accident · No injuriesData collectionFinal reportAugustaWestland AW119MKII · Philadelphia, PAThe in-flight failure of the lower left side of the engine cowling due to the mechanic’s improper installation of the fasteners, which resulted in the cowling impacting all four main rotor blades.