NTSB investigations, 2011
118 cases where the sequence of events included Loss of engine power (partial).
Cases per year
| 2008 | 99 |
|---|---|
| 2009 | 116 |
| 2010 | 105 |
| 2011 | 118 |
| 2012 | 124 |
| 2013 | 82 |
| 2014 | 114 |
| 2015 | 115 |
| 2016 | 108 |
| 2017 | 99 |
| 2018 | 98 |
| 2019 | 105 |
| 2020 | 72 |
| 2021 | 111 |
| 2022 | 80 |
| 2023 | 75 |
| 2024 | 81 |
| 2025 | 88 |
| 2026 | 68 |
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\") = 2011
AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '342' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE \"isDefiningEvent\"))
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") = 2011 AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '342' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")) 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 CEN12LA118Accident · Minor injuriesLimited investigationFinal reportPiper PA-32-260 · Elk Rapids, MIThe loss of engine power due to the failure of the exhaust valve.NTSB ERA12LA126Accident · No injuriesLimited investigationFinal reportClassic Waco YMF5 · Marathon, FLThe pilot did not ensure that there was sufficient fuel aboard the airplane before initiating the flight, which resulted in temporary fuel starvation and an interruption in engine power during maneuvering. Contributing to the accident was the pilot’s decision…NTSB ERA12FA123Accident · 1 fatalField investigationFinal reportAero Commander 560-F · Venice, FLThe pilot’s failure to maintain adequate airspeed during a single-engine approach, which resulted in an aerodynamic stall. Contributing to the accident was the total loss of power in the left engine due to a failed No. 2 connecting rod bearing.NTSB ERA12CA118Accident · No injuriesData collectionFinal reportCessna 120 · Montague, MAThe pilot's delay in performing a rejected takeoff after experiencing an intermittent loss of engine power, which resulted in a runway excursion.NTSB ERA12LA106Accident · No injuriesLimited investigationFinal reportCessna 152 · Venice, FLA loss of engine power during takeoff for reasons that could not be determined because postaccident examination and testing did not reveal any anomalies that would have precluded normal operation.NTSB CEN12LA103Accident · No injuriesLimited investigationFinal reportBeech C23 · Watertown, SDA total loss of engine power during initial climb for undetermined reasons.NTSB ERA12FA093Accident · 1 fatalField investigationFinal reportWing John R Wittman Tailwind · Fulton, NYThe pilot's failure to maintain adequate airspeed, which resulted in an aerodynamic stall. Contributing to the accident was a partial loss of engine power due to the formation of carburetor ice.NTSB CEN12LA077Accident · No injuriesLimited investigationFinal reportCessna 152 · Princeton, MNThe inadequate installation of the threaded insert in the No. 2 cylinder spark plug hole by maintenance personnel, which resulted in a loss of engine power during initial climb.NTSB CEN12LA066Accident · Minor injuriesLimited investigationFinal reportPiaggio Aero Industries P180 · Flint, MIThe captain's failure to maintain directional control during landing with one engine inoperative. Contributing to the accident was an improperly installed clevis pin in the left engine power lever, the crew’s delay in accurately identifying their heading, and…NTSB ERA12WA092Accident · No injuriesForeign investigationPiper PA-25 · Meteropolitana, ChileOn November 11, 2011, at 1345 UTC, a Piper PA-25-260, Chilean registration CC-ABM, registered to and operated by Sociedad De Ttrabajos Aeros Aeropacifico LTDA as a personal flight experienced a partial loss of engine power on initial takeoff climb, in the…NTSB CEN12FA058Accident · 1 fatalField investigationFinal reportCessna 337G · Alamosa, COThe loss of power to the rear engine due to fuel starvation during takeoff, which resulted from the fuel selector valve being inadvertently moved to the “off” position, and resulted in the airplane’s inability to climb.NTSB ERA12LA071Accident · No injuriesLimited investigationFinal reportSiai-Marchetti S205-22R · Okeechobee, FLA partial loss of engine power due to a failure of the drive bearings in the alternator drive system. Contributing to the accident was the inadequate maintenance.NTSB ERA12LA058Accident · Minor injuriesLimited investigationFinal reportCessna 172N · Pompano Beach, FLThe separation of the throttle cable from its fitting, which resulted in an inability to control engine power. Contributing to the accident was the inadequate maintenance by the owner.NTSB CEN12LA049Accident · Serious injuriesLimited investigationFinal reportBrochetti Louis Pietenpol Aircamper · Vienna, OHThe loss of engine power during climb after takeoff due to carburetor icing.NTSB ERA12LA048Accident · No injuriesLimited investigationFinal reportBeech C23 · Columbia, MSThe partial loss of engine power for undetermined reasons during takeoff.NTSB WPR12LA015Accident · Minor injuriesLimited investigationFinal reportPiper PA46R · Paso Robles, CAA loss of engine power while maneuvering for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.NTSB ERA12LA045Accident · No injuriesLimited investigationFinal reportGraff Wilbur C Bearhawk · Woodrow, WVThe pilot’s delayed use of carburetor heat while operating in conditions conducive to carburetor icing.NTSB ENG12IA001Incident · No injuriesIncident investigationFinal reportBoeing 757-251 · Atlanta, GAthe return to service of overhauled airplane engine parts with undetected fatigue cracks, resulting in complete loss of engine power and uncontained engine failure. A contributing factor was the inadequate diffuser and HPT case inspection procedure.NTSB CEN12LA008Accident · Serious injuriesLimited investigationFinal reportJohnston William Alfred JR Kolb Mark III · Versailles, MOA loss of engine power due to adjustments and modifications that the pilot made to the engine and airplane.NTSB ERA11FA504Accident · 1 fatalField investigationFinal reportHutchinson Kenneth A Velocity RG · Sanford, NCThe pilot/owner's intentional flight of his airplane with known mechanical discrepancies (frozen turbocharger waste gate), which resulted in a partial loss of engine power and subsequent collision with trees and terrain shortly after takeoff. Contributing to…NTSB CEN11LA415Accident · Serious injuriesLimited investigationFinal reportBins Tom Kitfox IV · Lafayette, LAThe pilot’s loss of control during a forced landing after a loss of engine power for undetermined reasons during takeoff.NTSB WPR11LA463Accident · No injuriesLimited investigationFinal reportCessna 177 · Rock Springs, WYThe pilot did not lean the fuel mixture prior to takeoff, which resulted in the engine's inability to attain sufficient power due to the rich mixture, and his inadequate preflight planning.NTSB WPR11LA460Accident · Serious injuriesLimited investigationFinal reportPiper PA23 · Truckee, CAThe pilot's failure to maintain an airspeed at or above the airplane's minimum controllable airspeed, which resulted in a loss of airplane control. Contributing to the accident was the partial loss of power from the left engine as a result of a clogged fuel…NTSB CEN11LA648Accident · Serious injuriesLimited investigationFinal reportRobinson Helicopter R44 · Ocate, NMThe pilot’s failure to apply carburetor heat, which resulted in the formation of carburetor ice and a partial loss of engine power.NTSB CEN11CA678Accident · Minor injuriesData collectionFinal reportPiper PA-28-180 · Buena Vista, COThe airplane’s diminished climb performance due to the pilot not leaning the engine mixture enough prior to takeoff in high density altitude conditions and at nearly maximum gross takeoff weight.NTSB WPR11FA424Accident · Serious injuriesField investigationFinal reportConsolidated Aeronautics Lake LA-4-200 · Lakeport, CAThe pilot's decision to continue the takeoff with reduced engine power, which resulted in a collision with terrain during the takeoff initial climb. Contributing to the accident was the partial loss of engine power for reasons that could not be determined…NTSB CEN11LA618Accident · No injuriesLimited investigationFinal reportVicari Waiex · Marion, ILThe partial loss of engine power during initial climb for undetermined reasons.NTSB CEN11CA637Accident · No injuriesData collectionFinal reportAero Commander S2R · Park Rapids, MNThe loss of engine power for undetermined reasons.NTSB CEN11CA660Accident · No injuriesData collectionFinal reportCessna 175 · Sugar Creek, OHThe pilot's delayed application of carburetor heat while operating in conditions conducive to carburetor icing.NTSB CEN11LA610Accident · No injuriesLimited investigationFinal reportGrumman Acft ENG Cor-Schweizer G-164A · Monette, ARThe fracture of the throttle cable in tensile overstress because of wear damage, which resulted in the partial loss of engine power.NTSB CEN11LA688Accident · Minor injuriesLimited investigationFinal reportTaylorcraft BC12-D · Berryville, TXThe pilot did not maintain control of the airplane during a forced landing, which resulted in an aerodynamic stall. Contributing to the accident was the loss of engine power for undetermined reasons.NTSB WPR11LA391Accident · No injuriesLimited investigationFinal reportLuscombe 8A · Cowiche, WAA partial loss of engine power during maneuvering flight due to an exhaust valve failure.NTSB ERA11FA458Accident · 1 fatalField investigationFinal reportCessna 310Q · Tupelo, MSThe pilot’s delayed reaction in performing the engine failure procedures and his failure to maintain adequate airspeed, which resulted in a loss of airplane control. Contributing to the accident was maintenance personnel’s improper torquing of the B-nut…NTSB WPR11LA386Accident · No injuriesLimited investigationFinal reportAir Tractor AT-401 · Hardin, MTThe loss of engine power during takeoff due to the fatigue failure of the turbine wheel blades, which resulted from inadequate maintenance and inspections.NTSB CEN11LA568Accident · Serious injuriesLimited investigationFinal reportQuad City Challenger · Granbury, TXThe leak in the plastic connectors in the fuel lines, which resulted in decreased engine power during the initial climb.NTSB CEN11LA671Accident · Serious injuriesLimited investigationFinal reportFisher Michael E Hyster · Lake Jackson, TXThe improper maintenance of the throttle control cable, which resulted in the engine going to idle power after takeoff.NTSB CEN11LA598Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Edgeley, NDThe loss of engine power for reasons that could not be determined because postaccident examination of the airplane and engine did not reveal any anomalies that would have precluded normal operation.NTSB ANC11CA075Accident · No injuriesData collectionFinal reportPiper PA-32-301 · Kodiak, AKA partial loss of engine power while on approach to land due to a disconnected throttle control linkage, and the maintenance director's inadequate inspection of the throttle linkage during maintenance.NTSB WPR11LA374Accident · Minor injuriesLimited investigationFinal reportSIAI Marchetti F.260 · Coalinga, CAA partial loss of engine power immediately after takeoff for undetermined reasons.NTSB ERA11LA444Accident · Minor injuriesLimited investigationFinal reportHodges Samuel J RV-7A · Paducah, KYA partial loss of engine power during the initial climb for undetermined reasons.NTSB ENG11IA043Incident · No injuriesIncident investigationFinal reportMcdonnell Douglas DC-9-51 · Atlanta, GAThe probable cause of the No. 2 engine failure and subsequent aborted takeoff was the high cycle fatigue failure of a fan blade near the blade root that resulted in extensive low pressure compressor damage and compressor case breach.NTSB CEN11CA551Accident · Serious injuriesData collectionFinal reportQuicksilver Sprint II · Douglas, KSThe pilot’s improper fuel management, which resulted in a loss of engine power due to fuel exhaustion.NTSB WPR11LA369Accident · No injuriesLimited investigationFinal reportCessna 140 · Wilkeson, WAA partial loss of engine power during takeoff due to water contamination in the fuel system.NTSB WPR11LA366Accident · No injuriesLimited investigationFinal reportAyres S2R-600 · Hazelton, IDPartial loss of engine power for undetermined reasons.NTSB WPR11LA362Accident · Minor injuriesLimited investigationFinal reportCessna 172S · Syracuse, UTThe failure of the maintenance technicians who installed the engine to properly tighten the fuel injection servo to a spider supply line, which caused a loss of engine power due to fuel starvation.NTSB CEN11CA532Accident · No injuriesData collectionFinal reportAlon A-2A · Rolfe, IAThe pilot's decision to execute a precautionary landing to unsuitable terrain.NTSB CEN11FA528Accident · 2 fatalField investigationFinal reportWright B Flyer Wright B Flyer · Springfield, OHThe flight crew’s failure to maintain airplane control following a partial loss of engine thrust during cruise flight. Contributing to the accident was the failed weld as a result of incomplete welding on the left propeller shaft, which led to the partial…NTSB CEN11LA539Accident · Serious injuriesLimited investigationFinal reportHurley Richard A Cavalier SA102.5 · Salem, IAThe partial loss of engine power due to the formation of carburetor ice.NTSB ERA11LA429Accident · Minor injuriesLimited investigationFinal reportCessna 172M · Pahokee, FLThe flight instructor's misjudgment of the airplane's position and airspeed relative to the runway while returning to the airport after a partial loss of engine power. Contributing to the accident was the separation of the engine's No. 3 cylinder exhaust…NTSB CEN11FA508Accident · 1 fatalField investigationFinal reportBeech A36 · Williston, NDThe pilot's improper fuel management, which resulted in fuel starvation and a partial loss of engine power while maneuvering at a low altitude.