NTSB investigations, 2017
66 cases where the defining event was Loss of engine power (partial).
Cases per year
| 2008 | 75 |
|---|---|
| 2009 | 75 |
| 2010 | 78 |
| 2011 | 88 |
| 2012 | 95 |
| 2013 | 62 |
| 2014 | 88 |
| 2015 | 89 |
| 2016 | 82 |
| 2017 | 66 |
| 2018 | 77 |
| 2019 | 81 |
| 2020 | 58 |
| 2021 | 78 |
| 2022 | 53 |
| 2023 | 64 |
| 2024 | 70 |
| 2025 | 81 |
| 2026 | 61 |
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 year(c.\"eventDate\") = 2017
AND c.\"mKey\" IN (SELECT e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.\"isDefiningEvent\" AND e.\"tier2Number\" = '342')
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 year(c."eventDate") = 2017 AND c."mKey" IN (SELECT e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e."isDefiningEvent" AND e."tier2Number" = '342') 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 ERA18WA061Accident · 1 fatalForeign investigationCessna A188 · Dom Pedrito, BrazilThe government of Brazil has notified the NTSB of an accident involving a CESSNA A188 airplane that occurred on December 30, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the government of Brazil's investigation under the provisions…NTSB ERA18LA062Accident · No injuriesLimited investigationFinal reportPiper PA32 · Oakland Park, FLThe loss of engine power for reasons that could not be determined based on the available evidence.NTSB WPR18WA061Accident · Minor injuriesForeign investigationEnstrom 480 · Bacoor, PhilippinesOn December 2, 2017, at 0900 universal time coordinated, a Enstrom Helicopter Corporation 480B, RP-C8955, was substantially damaged during a precautionary landing near Bacoor, Cavite, Philippines. The pilot was not injured, and the passenger sustained minor…NTSB ERA18LA032Accident · Serious injuriesLimited investigationFinal reportPiper PA 34-220T · Ebensburg, PAThe pilot's improper decision to fly an airplane with a known oil leak, which led to a total loss of engine power due to oil starvation. Contributing to the accident was the pilot's decision to land with a tailwind, which led to his attempted go-around and…NTSB ERA18LA031Accident · Minor injuriesLimited investigationFinal reportPiper PA46 · Clearwater, FLA partial loss of engine power for reasons that could not be determined based on the available information.NTSB WPR18LA034Accident · Serious injuriesClass 2 · LimitedFinal reportCessna 172P · San Jose, CAThe pilot's delayed decision to execute an emergency landing and his attempt to return to the airport following a partial loss of power due to wear on internal engine components, which prevented the engine from developing full-rated power during the…NTSB ERA18LA026Accident · No injuriesLimited investigationFinal reportPiper PA28 · Bladenboro, NCA loss of engine power due to carburetor icing and the presence of an insect nest in the carburetor heat control box that prevented the pilot’s application of carburetor heat from restoring engine power.NTSB ERA18LA038Accident · No injuriesClass 3 · LimitedFinal reportBeech B 55 · Statesville, NCA total loss of left engine power during initial climb. Contributing to the accident was the pilot's failure to maintain control of the airplane following the loss of engine power.NTSB ERA18LA027Accident · No injuriesClass 3 · LimitedFinal reportHomer Autogyro Cavalon · Oak Island, NCA partial loss of engine power for reasons that could not be determined based on the available information.NTSB ANC18LA004Accident · No injuriesLimited investigationFinal reportCirrus Design SR22T · Tuskegee, ALAn improperly adjusted slope controller and fuel pump that resulted in an excessively high fuel flow, an extremely rich mixture, a rough-running engine, and a subsequent partial loss of engine power.NTSB ANC18LA002Accident · No injuriesLimited investigationFinal reportFleetwood Jack Team Airbike · Ocean Springs, MSAn intermittent failure of the power take-off cylinder ignition coil, which resulted in a partial loss of engine power.NTSB WPR18LA006Accident · Serious injuriesClass 3 · LimitedFinal reportNanchang China CJ 6 · Buckeye, AZThe failure of the fuel pump’s diaphragm which resulted in fuel system contamination from air and or oil and caused the engine to lose power.NTSB ERA18LA007Accident · No injuriesLimited investigationFinal reportErcoupe 415 · Centre Hall, PAThe partial loss of engine power due to the No. 2 cylinder exhaust valve being stuck.NTSB CEN18LA008Accident · No injuriesLimited investigationFinal reportPiper PA 34-220T · Sugar Grove, ILA partial loss of engine power for reasons that could not be determined based on the available information.NTSB WPR18LA007Accident · No injuriesClass 3 · LimitedFinal reportThomas Stephen Glasair Super II RG · Santa Ynez, CAA partial loss of engine power for reasons that were not determined.NTSB ERA18LA003Accident · Minor injuriesClass 3 · LimitedFinal reportFreeman Heritage Collection SE5A · Virginia Beach, VAA partial loss of engine power due to an interruption of the normal fuel/air mixture to the engine.NTSB WPR18LA002Accident · No injuriesLimited investigationFinal reportCessna 172S · Tonopah, NVThe pilot's failure to enrich the mixture during the descent, as required by the Pilot's Operating Handbook (POH), and his subsequent failure to follow the POH emergency procedures, which resulted in an excessively lean fuel/air mixture and subsequent loss of…NTSB CEN17LA366Accident · No injuriesLimited investigationFinal reportEmerson Kitfox · Waller, TXA partial loss of engine power for reasons that could not be determined based on the available information.NTSB WPR17LA208Accident · Minor injuriesLimited investigationFinal reportPiper PA 28-161 · El Cajon, CAA partial loss of engine power due to the formation of carburetor ice during descent for landing. Contributing to the accident was the pilot’s failure to apply carburetor heat.NTSB CEN17WA343Accident · 2 fatalForeign investigationPiper Piper PA-28RT-201 · Wolferton, United KingdomOn September 11, 2017, at 0956 universal coordinated time (UTC), a Piper PA-28RT-201 single-engine airplane, United Kingdom registration G-BHAY, serial number 28R-7918213, was substantially damaged during a forced landing following a loss of engine power and…NTSB ERA17MA316Accident · 4 fatalClass 2 · MajorFinal reportEurocopter Deutschland MBB BK 117 · Hertford, NCA failure of the rear bearing in the No. 2 engine, which (1) created multiple and likely unexpected and confusing cockpit indications, resulting in the pilot's improper diagnosis and subsequent erroneous shutdown of the No. 1 engine, and (2) the resulting…NTSB WPR17LA188Accident · Minor injuriesLimited investigationFinal reportRobinson Helicopter R44 II · El Dorado Hills, CAMaintenance personnel's inadequate routine maintenance on the helicopter engine, which led to low cylinder compression, improper magneto timing, and camshaft lobe wear, which subsequently resulted in degraded engine performance.NTSB CEN17LA330Accident · No injuriesLimited investigationFinal reportAir Tractor AT 401 · Pearsall, TXThe fatigue crack of an engine cylinder, which resulted in a partial loss of engine power.NTSB CEN17LA328Accident · No injuriesLimited investigationFinal reportBeech A36 · Gonzales, LAA partial loss of engine power due to inadequate maintenance, including worn spark plugs and a leaking fuel hose fitting.NTSB CEN17LA318Accident · Minor injuriesLimited investigationFinal reportKnapp Easy Raider · Rochester, INA partial loss of engine power for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation.NTSB CEN17LA317Accident · Minor injuriesLimited investigationFinal reportPiper PA22 · Beckville, TXA stuck exhaust valve, which resulted in the failure of the valve and a loss of engine power. Contributing to the valve failure and loss of engine power was the extended time since the last overhaul.NTSB CEN17LA316Accident · Serious injuriesLimited investigationFinal reportNavion Navion G · Adrian, MIA leak in the gascolator, which allowed air to enter the fuel system and resulted in a partial loss of engine power.NTSB WPR17LA175Accident · Serious injuriesLimited investigationFinal reportGrumman AA1 · Phoenix, AZThe partial loss of engine power during initial climb due to the No. 3 cylinder exhaust valve becoming stuck open due to deposit buildup in the exhaust valve stem and guide and the pilot’s exceedance of the airplane’s critical angle of attack while attempting…NTSB CEN17LA295Accident · Minor injuriesLimited investigationFinal reportSteele Acro Sport II · Loudonville, OHA partial loss of engine power due to carburetor icing.NTSB ERA17LA257Accident · No injuriesLimited investigationFinal reportRobinson Helicopter R44 · Myrtle Beach, SCA loss of available power to the main rotor due to a fractured exhaust pushrod and housing, which allowed engine oil to coat the V-belts. Contributing to the accident was the pilot's decision to continue the tour and his failure to maintain adequate rotor rpm…NTSB CEN17FA266Accident · 2 fatalField investigationFinal reportPiper PA31T · Tyler, TXThe loss of engine power and the subsequent pilot's loss of control for reasons that could not be determined because post-accident engine examination revealed no anomalies.NTSB WPR17LA148Accident · No injuriesLimited investigationFinal reportCharles J Norris Arion Lightning · New River, AZA partial loss of engine power for reasons that could not be determined due to a lack of available evidence.NTSB WPR17FA146Accident · 1 fatalField investigationFinal reportChicco Miguel E Quicksilver Sport II · Point Mugu, CAA partial loss of engine power for reasons that could not be determined during postaccident examination in combination with the low cruise altitude selected by the pilots, which resulted in an ocean ditching. The lack of personal flotation devices likely…NTSB CEN17LA271Accident · No injuriesLimited investigationFinal reportPiper PA 32-300 · Rushville, INThe pilot’s inability to properly control engine power because of an improperly installed throttle control arm, which resulted in a partial loss of engine power and led to a forced landing.NTSB WPR17LA140Accident · Serious injuriesLimited investigationFinal reportRobinson R44 · Bella Vista, CAA partial loss of engine power during low-altitude maneuvering for reasons that could not be determined because postaccident examinations of the engine and airframe revealed no evidence of any preaccident mechanical malfunctions or failures that would have…NTSB WPR17LA136Accident · Serious injuriesClass 3 · LimitedFinal reportCessna 310R · Santa Ana, CAThe pilot’s inability to maintain adequate airspeed after a loss of power to the right engine while maneuvering in the pattern to return to the airport. Contributing to the accident were the loss of power to the right engine for reasons that could not be…NTSB ERA17LA220Accident · Serious injuriesLimited investigationFinal reportNunley KR2 · Baker, FLA partial loss of engine power for reasons that could not be determined because postaccident examination of the engine revealed no evidence of any preaccident mechanical malfunctions or failures that would have precluded normal operation.NTSB CEN17LA238Accident · Serious injuriesLimited investigationFinal reportAeronca 7BCM · Mahnomen, MNThe pilot’s failure to abort the takeoff after recognizing a partial loss of engine power during the takeoff roll and his subsequent inability to maintain adequate airspeed during a turn to avoid power lines, which resulted in an aerodynamic stall. The…NTSB CEN17LA230Accident · Minor injuriesLimited investigationFinal reportGrumman G164 · Delaplaine, ARThe loss of engine power due to fuel exhaustion, which resulted in a forced landing on unsuitable terrain.NTSB WPR17LA122Accident · Minor injuriesClass 3 · LimitedFinal reportLuscombe 8A · Rexberg, IDA loss of engine power for reasons that could not be determined based on the available information which resulted in a landing short of the runway.NTSB CEN17LA206Accident · No injuriesLimited investigationFinal reportKenneth B Hines Nieuport 28 · Boonville, MOA partial loss of engine power due to a compromised induction system.NTSB GAA17CA306Accident · Minor injuriesData collectionFinal reportCessna 150 · Zepp, VAA partial loss of engine power due to the formation of carburetor icing, which resulted from the student pilot’s failure to apply carburetor heat and the flight instructor’s delayed response in applying carburetor heat while operating in conditions conducive…NTSB CEN17WA221Accident · Serious injuriesForeign investigationSilence Twister · Abingdon, United KingdomOn May 14, 2017, at 1330 universal coordinated time (UTC), a Silence model Twister single-engine airplane, United Kingdom registration G-JINX, serial number LAA 329-15102, was substantially damaged during a forced landing following a loss of engine power…NTSB CEN17WA256Accident · No injuriesForeign investigationLancair IV · Grenaa, DenmarkOn May 12, 2017, about 0635 coordinated universal time, a Lancair IV P airplane, Swiss registration SE-XRU, was substantially damaged when it impacted terrain near Grenaa, Denmark. The airplane was registered to and operated by a private individual as a…NTSB CEN17LA190Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT 502 · Tahoka, TXThe partial loss of engine power during takeoff for reasons that could not be determined based on the available information.NTSB WPR17LA096Accident · Minor injuriesLimited investigationFinal reportPiper PA 32-260 · Mukilteo, WAThe improper maintenance of the carburetor, which resulted in a stuck float and a partial loss of engine power during takeoff.NTSB ERA17LA169Accident · No injuriesLimited investigationFinal reportPiper PA32RT · Coral Springs, FLThe in-flight disconnection of the fuel injection servo throttle linkage, which resulted in a loss of engine power.NTSB WPR17LA094Accident · Minor injuriesLimited investigationFinal reportYakovlev YAK 52 · Porterville, CAA partial loss of engine power due to contaminants in the fuel system that decreased the fuel flow, the source of which could not be determined.NTSB WPR17LA093Accident · Minor injuriesLimited investigationFinal reportSchweizer 269C · Coolidge, AZA partial loss of engine power due to separation of the throttle cable.NTSB CEN17LA163Accident · No injuriesLimited investigationFinal reportGrumman Schweizer G-164 · Palmer, KSA crack in the cylinder of the radial engine, which resulted in a loss of engine power and a forced landing on unsuitable terrain.