NTSB investigations, 2011
88 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\") = 2011
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") = 2011 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 CEN12LA118Accident · Minor injuriesLimited investigationFinal reportPiper PA-32-260 · Elk Rapids, MIThe loss of engine power due to the failure of the exhaust valve.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 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 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 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 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 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 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 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 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 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.NTSB CEN11CA516Accident · Serious injuriesData collectionFinal reportCessna 150F · Harbor Beach, MIThe pilot's delay in using carburetor heat while operating in carburetor icing conditions, resulting in carburetor ice and subsequent partial loss of engine power.NTSB ANC11LA068Accident · No injuriesLimited investigationFinal reportCessna 185 · Kenai, AKThe loss of engine power for an undetermined reason, resulting in the ditching and sinking of the airplane in ocean waters.NTSB CEN11CA526Accident · No injuriesData collectionFinal reportPiper PA-36-375 · Cambridge, NEThe pilot's failure to reset the engine's mixture control lever to the full rich position prior to takeoff.NTSB CEN11LA544Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT802 · Ullin, ILThe 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.NTSB WPR11FA333Accident · 2 fatalField investigationFinal reportDavidson Zenith Stol CH701 · Glendale, ORA total loss of engine power due to fuel starvation and the pilot’s subsequent failure to maintain airplane control during the forced landing. Contributing to the accident was the pilot’s failure to ensure that the fuel valves were in the correct position for…NTSB WPR11LA340Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Lopez, WAA partial loss of engine power due to a cracked engine case near the rear cylinder.NTSB CEN11LA488Accident · Minor injuriesLimited investigationFinal reportDixon Volksplane VP-1 · Jackson, MIA partial loss of engine power during initial climb after takeoff for undetermined reasons.NTSB WPR11WA488Accident · No injuriesForeign investigationEurocopter BO105 · Tari, Papua New GuineaOn July 7, 2011, about 1200 local time, a Eurocopter BO-105C, Papua New Guinea registry P2-LAE, sustained an uncontained engine failure in one of its Rolls-Ropyce 250-C20B engines. A fire consumed the helicopter following a forced landing. The helicopter was…NTSB WPR11LA311Accident · Minor injuriesLimited investigationFinal reportCessna R182 · Hesperia, CAThe separation of the end baffle cone inside the muffler, which blocked airflow through the engine after takeoff and resulted in a loss of engine power and an off-airport landing into obstacles.NTSB ANC11IA059Incident · No injuriesIncident investigationFinal reportHughes 500D · McGrath, AKA fatigue fracture of the governor-to-fuel control Pc line, which resulted in a partial loss of engine power.NTSB ERA11LA388Accident · No injuriesLimited investigationFinal reportCessna 172N · Orange Beach, ALThe operation of the airplane using unapproved fuels, which resulted in abnormal combustion and subsequent damage to the No. 3 cylinder. Contributing to the accident was the inadequate 100-hour inspection because the mechanic failed to note the lack of…NTSB CEN11LA449Accident · Minor injuriesLimited investigationFinal reportAbbey Victor RV9-A · Leander, TXThe partial loss of engine power for reasons that could not be determined because examination of the engine did not reveal any anomalies that would have precluded normal operation.NTSB CEN11FA436Accident · 1 fatalField investigationFinal reportRay Aerial Spraying 773 Racer · Ottumwa, IAThe loss of engine power for reasons that could not be determined because postaccident examination of the airplane’s engine and ignition system did not reveal any anomalies that would have precluded normal operation, and extensive postaccident fire damage…NTSB CEN11LA429Accident · Minor injuriesLimited investigationFinal reportKeesler W8 Tailwind · Oshkosh, WIThe loss of engine power during initial climb for undetermined reasons.NTSB WPR11LA291Accident · Serious injuriesLimited investigationFinal reportRichard Challenger II · Moses Lake, WAA loss of engine power during the initial climb for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.