NTSB investigations
1,858 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 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 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 CEN17LA011Accident · No injuriesLimited investigationFinal reportFokker DR-1 · Fulshear, TXA partial loss of engine power due to the improper assembly of the mechanical fuel pump.NTSB ERA16LA331Accident · Minor injuriesLimited investigationFinal reportPiper PA32RT · Camden, SCA total loss of engine power due to the improper torqueing of the magneto, which led it to its malfunctioning in flight.NTSB CEN16LA394Accident · Serious injuriesLimited investigationFinal reportPiper PA 22-108 · Pearland, TXA partial loss of engine power during takeoff for reasons that could not be determined based on the available information following a thorough postaccident examination.NTSB CEN16LA387Accident · Minor injuriesLimited investigationFinal reportPahnke Vernon A Vans RV 9A · Newark, ILThe pilot's failure to properly assemble the fuel pump, which resulted in the loss of fuel pressure and the subsequent partial loss of engine power.NTSB ERA16LA319Accident · Minor injuriesClass 3 · LimitedFinal reportGrumman G164 · Chestertown, MDLoss of engine power due to a failure of the No. 3 cylinder head, which resulted in a forced landing and collision with ground equipment.NTSB CEN16LA369Accident · No injuriesLimited investigationFinal reportStinson V77 · Jordan, MNA partial loss of engine power due to carburetor icing.NTSB DCA16WA241Accident · No injuriesForeign investigationCessna 152 · Nairobi, KenyaThe Kenya Air Accident Investigation Division (AAID) has notified the NTSB of an accident involving a Cessna 152 airplane that occurred on September 12, 2016. The NTSB has appointed a U.S. Accredited Representative to assist the AAID investigation under the…NTSB CEN16LA349Accident · No injuriesLimited investigationFinal reportPiper PA 28-180 · Cuba, NMA partial loss of engine power for reasons that could not be determined based on available information.NTSB CEN16LA363Accident · Serious injuriesLimited investigationFinal reportCGS Hawk Aero II · Holland, MIThe improper installation of quick release connectors in the fuel lines, which was not in accordance with the engine manufacturer's maintenance instructions and allowed air to be introduced into the fuel system and resulted in a partial loss of engine power.…NTSB CEN16LA355Accident · Serious injuriesLimited investigationFinal reportRepublic RC3 · Post Oak, MOA partial loss of engine power due to low cylinder compression. Contributing to the loss of engine power was rust formation in the cylinders due to inactivity.NTSB CEN16LA334Accident · Serious injuriesLimited investigationFinal reportPiper PA 25-235 · Bushton, KSA partial loss of engine power for reasons that could not be determined based on the available information.NTSB ERA16LA300Accident · No injuriesLimited investigationFinal reportCessna 150 · Littleton, MAA total loss of engine power during descent for reasons that could not be determined because postaccident examination of the airframe and engine revealed no anomalies that would have precluded normal operation.NTSB CEN16LA320Accident · Minor injuriesLimited investigationFinal reportCirrus Design SR20 · Des Moines, IAThe two separations in the induction system due to improper installation and/or maintenance, which resulted in a partial loss of engine power during initial climb.NTSB CEN16WA340Accident · 1 fatalForeign investigationQuad City Challenger II · Amos, CanadaOn August 9, 2016, at 1530 UTC, a Quad City Challenger II (S/N CH2-0903-2368), C-IIJW, impacted terrain near the runway end at Amos/Magny Airport (CYEY), Amos, Quebec, Canada. The aircraft was destroyed and sole occupant on board was fatally injured. The…NTSB ANC16CA056Accident · No injuriesData collectionFinal reportBrian Turner Northern Explorer · Chickaloon, AKA partial loss of engine power due to carburetor icing, which resulted from the pilot’s failure to use carburetor heat.NTSB ERA16LA281Accident · Serious injuriesLimited investigationFinal reportVans RV4 · Shelbyville, KYThe partial loss of engine power due to carburetor icing. Contributing to the accident was the pilot’s failure to effectively use carburetor heat.NTSB ERA16LA280Accident · No injuriesLimited investigationFinal reportPiper PA 28R-201 · Northampton, MAThe failure of the alternate air valve plate hinge pin, which caused the alternate air valve plate to lodge in the fuel servo assembly, which resulted in a restriction of air to the fuel servo assembly, a loss of engine power, and an off-airport emergency…NTSB CEN16LA311Accident · Minor injuriesLimited investigationFinal reportCessna 180 · Cardington, OHThe partial loss of engine power due to carburetor icing during an attempted go-around.NTSB CEN16LA313Accident · No injuriesLimited investigationFinal reportLiming Louis L HPL 1 High Wing Para · Mt. Orab, OHA partial loss of engine power due to a missing throttle cable fastener.NTSB CEN16LA302Accident · Serious injuriesLimited investigationFinal reportSonex Waiex · Fond du Lac, WIA partial loss of engine for reasons that could not be determined during an examination of the engine.NTSB WPR16LA159Accident · No injuriesLimited investigationFinal reportAir Tractor AT 301 · Weiser, IDA partial loss of engine power due to an internal catastrophic failure of the master rod crankpin bearing.NTSB CEN16LA297Accident · No injuriesLimited investigationFinal reportCessna 172F · Newark, ILThe failure of the No. 4 cylinder exhaust valve, which resulted in a partial loss of engine power and a forced landing. Contributing to the valve failure and loss of engine power was the extended time since the last overhaul.NTSB CEN16FA290Accident · 1 fatalField investigationFinal reportFlight Design Ctls · Fond du Lac, WICarburetor contamination following exposure to water in the fuel, which resulted in a carburetor malfunction and a partial loss of engine power. Contributing to the accident was the pilot's loss of airplane control that resulted in a stall.NTSB ERA16LA266Accident · 1 fatalLimited investigationFinal reportRepublic RC 3 · Winter Haven, FLImproper installation of a fuel line by unknown personnel, which resulted in a total loss of engine power during initial climb due to fuel starvation.NTSB CEN16LA287Accident · Minor injuriesLimited investigationFinal reportStinson 108 · Dodge Center, MNA partial loss of engine power due to carburetor ice.NTSB CEN16LA275Accident · Minor injuriesClass 3 · LimitedFinal reportMeyers 200 · Huron, SDThe partial loss of engine power due an unsecured throttle cable. The reason for the unsecured throttle cable could not be determined.NTSB CEN16LA273Accident · No injuriesLimited investigationFinal reportBrandt Sonex · Lodi, WIThe separated rocker arm assembly for undetermined reasons, which resulted in the partial loss of engine power and led to the landing gear collapsing during the subsequent forced landing.NTSB CEN16LA270Accident · Serious injuriesLimited investigationFinal reportCessna 182J · Weatherford, TXAn electrical system malfunction for reasons that could not be determined, and the subsequent loss of engine power due to the loss of the electrical boost pumps. Also causal was the pilot's improper emergency action following the loss of engine power due to…NTSB ANC16LA047Accident · No injuriesLimited investigationFinal reportAeropro CZ A220 · McCarthy, AKThe pilot’s failure to maintain directional control during the takeoff roll, which resulted in a loss of control and impact with terrain. Contributing to the accident were engine power surges due to the bent carburetor throttle valve lever.NTSB CEN16LA299Accident · No injuriesLimited investigationFinal reportEngineering & Research 415 C · Mt Morris, ILThe pilot's loss of airplane control during a forced landing in gusting crosswind conditions and the airplane’s subsequent bounce on the runway following a loss of engine power. Contributing to the accident was the loss of engine power due to carburetor icing.NTSB CEN16LA267Accident · Minor injuriesLimited investigationFinal reportAeronca 7BCM · Longmont, COThe pilot's decision to continue the takeoff after observing a partial loss of engine power, the reason for which could not be determined because postaccident examination of the airframe and engine revealed no evidence of mechanical malfunctions or failures.NTSB ERA16LA254Accident · Serious injuriesLimited investigationFinal reportBuckeye Dream Machine · Hartford, KYA partial loss of engine power for reasons that could not be determined and the pilot’s failure to maintain directional control during the aborted takeoff.NTSB CEN16FA241Accident · 1 fatalField investigationFinal reportBoeve Earl Seawind · Buena Vista, COThe pilot's failure to maintain control of the airplane during a forced landing following a partial loss of engine power, which resulted in a hard landing and nose over. The reason for the loss of engine power could not be determined due to the severity of…NTSB WPR16LA134Accident · No injuriesLimited investigationFinal reportBell OH 58A · Brawley, CAThe engine's degraded performance due to excessive wear of the engine bleed valve, which prevented it from closing during the accident flight. Contributing to the accident was the operator's failure to overhaul the bleed valve within the…NTSB ERA16LA231Accident · No injuriesClass 3 · LimitedFinal reportCessna 172 · Hollywood, FLA partial loss of engine power during the initial climb for undetermined reasons.NTSB ANC16LA035Accident · Minor injuriesLimited investigationFinal reportUniversal Stinson 108 · Big Lake, AKA total loss of engine power during cruise flight for reasons that could not be determined because postaccident examination of the airframe and engine revealed no mechanical malfunctions or failures that would have precluded normal operation.NTSB CEN16LA234Accident · No injuriesLimited investigationFinal reportNorth American Navion · Alamogordo, NMThe failure of the No. 5 exhaust valve key spring, which resulted in a total loss of engine power.NTSB CEN16LA229Accident · Minor injuriesLimited investigationFinal reportCessna 182P · Humansville, MOA partial loss of engine power for reasons that could not determined, because an examination and test run of the engine did not reveal any anomalies that would have contributed to the loss of engine power.NTSB CEN16LA227Accident · No injuriesLimited investigationFinal reportPiper PA 28R-200 · Bowie, TXThe inadequate maintenance and inspection of the throttle control arm, which resulted in its in-flight separation and the subsequent loss of engine power.NTSB WPR16FA126Accident · 1 fatalField investigationFinal reportPiper PA 23-150 · Hayward, CAThe failure of the left engine due to water contamination and the pilot's subsequent failure to maintain single-engine minimum control airspeed, which resulted in an uncontrolled descent. Contributing to the accident was the pilot's lack of total and recent…NTSB CEN16LA223Accident · Minor injuriesLimited investigationFinal reportCirrus Design SR22 · Colorado Springs, COA hard landing on rough terrain due to a faulty deployment of the airplane’s airframe parachute system following a partial loss of engine power for reasons that could not be determined, because postaccident examination revealed no malfunctions or anomalies…NTSB ERA16LA220Accident · No injuriesClass 3 · LimitedFinal reportChampion 7AC · Gorham, NHThe partial loss of engine power for undetermined reasons. Contributing to the accident was the pilot’s failure to abort the takeoff after the airplane’s initial failure to climb.NTSB CEN16FA224Accident · 3 fatalField investigationFinal reportCessna 320E · Creede, COThe pilot's loss of airplane control during descent following a loss of engine power for reasons that could not be determined because postaccident examinations and engine test-runs of both engines revealed no evidence of any mechanical malfunctions or…NTSB ERA16LA212Accident · Serious injuriesLimited investigationFinal reportPiper PA28RT · Taylorsville, KYThe pilot's improper decision to continue a takeoff with a partial loss of engine power that occurred early in the takeoff roll. The reason for the partial loss of engine power could not be determined because postaccident fire damage to the engine precluded…NTSB WPR16FA124Accident · 2 fatalField investigationFinal reportGrumman American Avn. AA 1B · Hawthorne, CAThe failure of both pilots to land the airplane on the remaining runway when a sufficient rate of climb could not be attained. Contributing to the accident was a reduction of available engine power due to severe camshaft lobe wear.NTSB ERA16LA202Accident · Minor injuriesLimited investigationFinal reportBell 407 · Mountain City, TNAn incorrect and unapproved repair of the engine compressor diffuser performed by a machinist at a repair facility, which resulted in failure of the compressor diffuser aft plate and a partial loss of engine power.NTSB WPR16LA119Accident · Minor injuriesLimited investigationFinal reportBeech C23 · Waianae, HIThe total loss of engine power during cruise flight due to carburetor icing. Contributing to the accident was the pilot’s delay in applying carburetor heat during flight while operating in an area conducive to carburetor icing.NTSB WPR16FA116Accident · 5 fatalField investigationFinal reportCessna 182 · Hanapepe, HIThe pilot's failure to maintain airspeed following a partial loss of engine power for reasons that could not be determined during postaccident examination, which resulted in the airplane exceeding its critical angle of attack and experiencing an aerodynamic…NTSB WPR16FA115Accident · No injuriesField investigationFinal reportCzech Aircraft Works Spol Sro Sportcruiser · Santa Monica, CAA partial loss of engine power during takeoff due to vapor lock. Contributing to the accident was the student pilot's failure to notice that the engine had exceeded multiple temperature limits and that the fuel flow had become erratic during an extended…NTSB WPR16LA110Accident · Minor injuriesLimited investigationFinal reportSeguin Quickie · Mojave, CAA loss of engine power for reasons that could not be determined based on the available information.