NTSB investigations, 2011
118 cases where the sequence of events included Loss of engine power (partial).
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 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 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 CEN11LA514Accident · No injuriesLimited investigationFinal reportEvens RV4 · Monroe City, MOA total loss of engine power for undetermined reasons.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 ERA11LA379Accident · Minor injuriesLimited investigationFinal reportPiper J3C-65 · Egremont, MAA partial loss of engine power due to the No. 4 intake and exhaust valves becoming lodged in the valve guides, which resulted from a lack of use, improper engine storage preparation, and improper return to service from indefinite storage.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 ERA11LA383Accident · No injuriesLimited investigationFinal reportCessna 150L · Plymouth, MAA partial loss of engine power during initial climb due to a stuck cylinder valve, which resulted from excessive corrosion and carbon deposits on the valve springs due to inadequate maintenance.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.NTSB CEN11LA457Accident · Minor injuriesLimited investigationFinal reportBeech B36TC · Akron, COThe mixture control cable disconnected from the cable housing attach clamp, which resutlted in the pilot's inability to add power when needed.NTSB WPR11LA278Accident · No injuriesLimited investigationFinal reportAir Tractor AT-502 · Blackfoot, IDA partial loss of engine power during takeoff for undetermined reasons.NTSB ERA11CA355Accident · No injuriesData collectionFinal reportDotson William P Sngl Seat Hawk Arrow · Carthage, NCA partial loss of engine power due to the pilot’s improper installation of the engine’s No. 1 cylinder spark plugs.NTSB ERA11FA349Accident · 4 fatalField investigationFinal reportCessna T210N · Armonk, NYThe pilot's decision to depart on the flight with a suspected mechanical deficiency and his subsequent decision to fly the final approach at a reduced power setting. Contributing to the accident was the improper timing of the magneto(s) that resulted in a…NTSB ERA11LA342Accident · Minor injuriesLimited investigationFinal reportGrumman American Avn. AA-5A · Linden, NCA partial loss of engine power during initial climb for undetermined reasons.NTSB CEN11LA375Accident · No injuriesLimited investigationFinal reportBoeing A75N1(PT17) · Junction City, KSThe degraded engine performance due to low compression on the cylinder and delayed ignition timing.NTSB CEN11LA374Accident · Serious injuriesLimited investigationFinal reportMalkin Roy K Searey · Minneapolis, MNThe pilot's failure to maintain adequate airspeed during takeoff, which resulted in an inadvertent stall. Contributing to the accident was the degraded engine performance due to the improper servicing and maintenance of the fuel system.NTSB WPR11LA246Accident · No injuriesLimited investigationFinal reportScottish Series 100 MDL 101 · Chandler, AZA loss of engine power during cruise flight for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.NTSB ERA11LA325Accident · Minor injuriesLimited investigationFinal reportClamar Floats CA-4 · Merritt Island, FLThe loss of engine power during takeoff for reasons that could not be determined because a postaccident examination could not be performed before the airplane was disassembled.NTSB WPR11LA253Accident · No injuriesLimited investigationFinal reportCessna A188B · Pine Bluffs, WYA partial loss of engine power during takeoff for reasons that could not be determined because postaccident examination did not reveal any mechanical malfunctions or failures that would have precluded normal operation.NTSB CEN11LA367Accident · Minor injuriesLimited investigationFinal reportJones Cozy Mark IV · Sioux City, IAThe pilot's improper installation of the gascolator gasket during the airplane's last condition inspection, which resulted in a partial loss of engine power while maneuvering.NTSB CEN11LA396Accident · Minor injuriesLimited investigationFinal reportGrumman G164 · Oak Ridge, LAThe flight instructor's failure to maintain adequate airspeed, which resulted in an aerodynamic stall and subsequent impact with trees.NTSB CEN11LA356Accident · Minor injuriesLimited investigationFinal reportBell 206 · Walton, KSA loss of engine power for undetermined reasons because postaccident examination of the airframe and engine revealed no anomalies.NTSB CEN11LA348Accident · Minor injuriesLimited investigationFinal reportPiper J3C · Cypress, TXThe loss of engine power due to carburetor ice.NTSB CEN11LA339Accident · No injuriesLimited investigationFinal reportMD Helicopter 369E · Victoria, TXThe pilot’s failure to ensure that the governor limit switch was properly set, which resulted in reduced engine power.NTSB ERA11FA274Accident · 1 fatalField investigationFinal reportBeech E18S · Miami Gardens, FLThe pilot’s improper response to a loss of power in the No. 2 engine and his failure to ensure that the airplane was airworthy. Contributing to the accident was the inadequate engine maintenance by the operator's maintenance personnel.NTSB ERA11CA279Accident · No injuriesData collectionFinal reportFranke Harry C Avid Flyer B · Somerset, PAThe pilot’s failure to hold full power for takeoff.NTSB WPR11LA209Accident · No injuriesLimited investigationFinal reportCessna 182B · Colville, WAThe partial loss of engine power during takeoff for reasons that could not be determined because postaccident examination revealed no mechanical malfunctions or failures that would have precluded normal operation.NTSB WPR11LA207Accident · No injuriesLimited investigationFinal reportDavison RV-7A · Marsing, IDA loss of engine power during initial climb for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.NTSB CEN11LA305Accident · Minor injuriesLimited investigationFinal reportD & D Rotorway Exec · Massillon, OHThe excessive wear on the secondary shaft, from the inner bearing race, which resulted in the transmission clutch disengagement and a loss of power to the rotor system.NTSB CEN11CA298Accident · Minor injuriesData collectionFinal reportAviat A-1C-180 · Greensburg, INThe pilot's decision to land on the grass which contained standing water. Contributing to the accident was the partial loss of power due to carburetor ice.NTSB WPR11LA201Accident · No injuriesLimited investigationFinal reportCessna 172S · Payson, AZThe pilot's decision to conduct a touch-and-go arrival during his first flight to a high elevation airport, which resulted in an improper mixture adjustment and a partial loss of engine power for the takeoff and attempted climbout.NTSB CEN11FA292Accident · Minor injuriesField investigationFinal reportPiper PA-22/20 · New Orleans, LAThe pilot’s inadequate in-flight fuel management, which resulted in fuel starvation and a total loss of engine power.NTSB ERA11CA243Accident · No injuriesData collectionFinal reportPiper PA-28-180 · Latrobe, PAMaintenance personnel’s failure to properly secure the throttle cable to the fuel servo.NTSB ERA11FA233Accident · 1 fatalField investigationFinal reportCessna 402B · Biddeford, METhe pilot did not maintain minimum controllable airspeed while on final approach with a partial loss of power in the right engine, which resulted in a loss of control. Contributing to the accident was the partial loss of engine power in the right engine due…NTSB WPR11LA187Accident · No injuriesLimited investigationFinal reportZenith 701 · El Centro, CAA partial loss of engine power during the initial climb after takeoff due to oil starvation because of the failure of the No. 2 oil pump drive coupling.NTSB CEN11LA262Accident · No injuriesLimited investigationFinal reportPiper PA-30 · Ruidoso, NMThe left engine's intermittent loss of power during initial climb for undetermined reasons. Contributing to the accident was the high density altitude at the time of the accident.NTSB ERA11LA230Accident · No injuriesLimited investigationFinal reportCessna 172P · Vega Baja, PRThe failure of the No. 2 cylinder exhaust valve resulting in a loss of engine power.NTSB ERA11LA224Accident · No injuriesLimited investigationFinal reportPiper PA 46-350P · Greenwood, MSThe pilot did not obtain the proper touchdown point as a result of his decision to shut down the engine and to deploy the landing gear and flaps before the landing was assured. Contributing to the accident was his decision to overfly a closer suitable airport…NTSB ERA11LA213Accident · Minor injuriesLimited investigationFinal reportHolst Lawrence E VP-1 · Calhoun, GAA partial loss of engine power during initial climb due to an over-lean carburetor setting. Contributing to the accident was the pilot's improper adjustment of the engine's carburetor during construction.NTSB CEN11LA252Accident · Minor injuriesLimited investigationFinal reportBell 206L-3 · (Gulf of Mexico)The loss of engine power due to an engine compressor stall as a result of ingesting methane gas during takeoff.NTSB ERA11LA196Accident · Serious injuriesLimited investigationFinal reportPiper PA-28-140 · Ocean Springs, MSThe airplane's overweight condition due to the pilot's improper weight and balance calculation that resulted in the airplane's inability to maintain altitude.