NTSB investigations
1,421 cases where the defining event was 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 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 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 CEN25LA041Accident · No injuriesClass 4 · LimitedFinal reportRotorway Exec 162 F · Blaine, MNA loss of engine power that resulted in a hard landing.NTSB ERA25LA041Accident · Minor injuriesClass 3 · LimitedFinal reportAnderson Kitfox 4 · New Castle, PAA partial loss of engine power due to a split fuel line that resulted in a fuel leak and reduced fuel supply to the aft carburetor.NTSB GAA25WA017Accident · No injuriesClass 5 · ForeignAir Tractor AT301 · Zona-Bananera-Magdalena, ColombiaNTSB ENG25WA002OccurrenceClass 5 · ForeignTextron Beech G58 · Okayama, JapanNTSB CEN25LA025Accident · No injuriesClass 4 · LimitedFinal reportBoeing A75N1 · Denton, TXThe partial loss of engine power during the initial climb and the pilot’s failure to maintain directional control during the forced landing with a tailwind.NTSB CEN25LA021Accident · No injuriesClass 3 · LimitedFinal reportMooney M20K · Elizabeth, LAThe pilot’s failure to set the engine fuel mixture to the required setting, which resulted in reduced engine power during a go-around and subsequent impact with trees. Contributing to the accident, the failure of the mechanic to perform a current fuel…NTSB ERA25LA011Accident · No injuriesClass 3 · LimitedFinal reportSaint Glasair II SFT · Forest, VAThe installation of a non-failsafe coupler that resulted in the separation of the throttle cable from the throttle arm and a subsequent partial loss of engine power.NTSB GAA25WA009Accident · Minor injuriesClass 5 · ForeignCessna U206 · Barinas, VenezuelaNTSB WPR25LA001Accident · Serious injuriesClass 3 · LimitedPreliminary reportCirrus Design SR22 · Bakersfield, CAOn October 2, 2024, about 1347 Pacific daylight time, a Cirrus SR22, N752B, was substantially damaged when it was involved in an accident near Bakersfield, California. The pilot was seriously injured. The airplane was operated as a Title 14 Code of Federal…NTSB ERA24LA392Accident · Minor injuriesClass 3 · LimitedFinal reportPiper PA28 · LaGrange, GAImproper manufacture of a cylinder exhaust valve guide by the engine manufacturer, which resulted in a stuck exhaust valve and a partial loss of engine power during initial climb.NTSB GAA24WA305Incident · No injuriesClass 5 · ForeignRobinson R44 · Warsaw, PolandNTSB GAA24WA291Accident · Minor injuriesClass 5 · ForeignGrumman G164 · Rivera, UruguayNTSB DCA24WA313IncidentClass 5 · ForeignDouglas DC9 · Maiquetia, VenezuelaNTSB ANC24FA092Accident · 1 fatalClass 3 · FieldFinal reportJon Bergstedt JP Flyer · Wasilla, AKThe installation of an improperly sized fuel line that did not allow for adequate fuel flow to the engine, resulting in a partial loss of engine power and collision with trees.NTSB ERA24LA375Accident · No injuriesClass 3 · LimitedFinal reportAir Tractor AT-802 · Hickory Valley, TNA partial loss of engine power due to a leak in the fuel control unit bellows, which resulted in the fuel valve moving to minimum fuel flow.NTSB CEN24LA341Accident · No injuriesClass 3 · LimitedFinal reportTaylorcraft BC12-D · Trojan, SDThe partial loss of engine power due to a loose magneto and subsequent impact with terrain.NTSB WPR24FA295Accident · Serious injuriesClass 3 · FieldPreliminary reportPiper PA-24-250 · Hawthorne, CAOn September 6, 2024, at 0036 Pacific daylight time, a Piper PA-24-250, N588CP, was destroyed when it was involved in an accident near Hawthorne, California. The pilot and pilot rated passenger sustained serious injuries. The airplane was operated as a Title…NTSB WPR24FA291Accident · 1 fatalClass 3 · FieldFinal reportAmerican Champion 8GCBC · Meeteetse, WYThe pilot’s decision to continue the flight over rising terrain at a low altitude in a high-elevation, high-density-altitude environment.NTSB GAA24WA275Accident · No injuriesClass 5 · ForeignCessna 152 · Daszewice, PolandNTSB GAA24WA267Accident · No injuriesClass 5 · ForeignRobinson R66 · Poblacion, ChileNTSB GAA24WA322Accident · 1 fatalClass 5 · ForeignWassmer WA54 · Chartres, FranceNTSB CEN24LA313Accident · No injuriesClass 3 · LimitedFinal reportGrumman G164 · Dyess, ARThe improper overhaul of the carburetor and the malfunction of left magneto which resulted in a partial loss of engine power.NTSB GAA24WA259Accident · 1 fatalClass 5 · ForeignCessna 182 · Provincia de Neuquén, ArgentinaNTSB CEN24LA301Accident · Minor injuriesClass 3 · LimitedFinal reportTailwind W10 · West Livingston, TXA partial loss of engine power due to carburetor ice.NTSB ERA24LA333Accident · No injuriesClass 3 · LimitedFinal reportCirrus Design SR20 · Egg Harbor City, NJA partial loss of engine power due to the fatigue failure of the alternate air valve, which separated and partially obstructed the engine’s induction system.NTSB ERA24FA318Accident · 2 fatalClass 3 · FieldFinal reportBeech A36 · Ronkonkoma, NYA loss of engine power during initial climb for undetermined reasons. Contributing to the outcome was the pilot's failure to maintain control of the airplane following the loss of engine power and his decision to perform an intersection takeoff which, reduced…NTSB ENG24WA027OccurrenceClass 5 · ForeignAirbus A321 · Toluca, MexicoNTSB ERA24FA301Accident · 1 fatalClass 3 · FieldFinal reportCessna 402B · Aguadilla, PRThe pilot’s decision to operate the airplane with known maintenance discrepancies, which resulted in a total loss of right engine power. Contributing to the outcome was the pilot’s failure to maintain airspeed while returning to the airport with a single…NTSB ERA24LA299Accident · Minor injuriesClass 3 · LimitedFinal reportBellanca 8GCBC · Frankford, DEA partial loss of engine power resulting from cylinder detonation and a cracked spark plug, which resulted in a forced landing and impact with terrain.NTSB GAA24WA237Accident · No injuriesClass 5 · ForeignCessna 150 · Vern-sur-Seiche, FranceNTSB GAA24WA204Accident · Minor injuriesClass 5 · ForeignCessna A188 · Cienaga, ColombiaNTSB ANC24LA057Accident · No injuriesClass 4 · LimitedFinal reportDehavilland-Kenmore DHC-2 · Juneau, AKA partial loss of engine power during initial climb due to a cracked cylinder.NTSB GAA24WA195IncidentClass 5 · ForeignTextron 208 · Bailey Town, BahamasNTSB CEN24LA236Accident · No injuriesClass 3 · LimitedFinal reportCirrus Design SR22T · Boerne, TXMaintenance personnel’s inadequate adjustment of fuel flow, which resulted in an excessively rich mixture, a rough-running engine, and a subsequent partial loss of engine power.NTSB ERA24LA271Accident · No injuriesClass 3 · LimitedFinal reportCessna 172 · Hernando, FLThe improper installation of a cylinder rocker stud by maintenance personnel, which resulted in a partial loss of engine power and subsequent forced landing.NTSB ANC24LA045Accident · No injuriesClass 3 · LimitedFinal reportCessna 206 · King Salmon, AKA partial loss of engine power due to detonation/preignition of the No. 1 cylinder for reasons that could not be determined.NTSB WPR24LA178Accident · Minor injuriesClass 4 · LimitedFinal reportPiper PA-28-180 · Nephi, UTThe pilot’s incorrect movement of the fuel selector valve to an off or restricted position, which resulted in fuel starvation and a loss of engine power.NTSB CEN24LA200Accident · Minor injuriesClass 3 · LimitedFinal reportPiper PA28 · Taylor, TXA partial loss of engine power due to an incorrect carburetor air inlet hose, which led to a reduction in air flow to the engine.NTSB WPR24LA159Accident · No injuriesClass 3 · LimitedFinal reportNanchang China CJ-6A · Peoria, AZThe partial loss of engine power during cruise flight due to the improper installation of the master connecting rod main bushing set screws, which backed off and allowed the main bushing to shift, resulting in scoring damage on the crankshaft that led to the…NTSB GAA24WA216AccidentClass 5 · ForeignBell 505 · Minsk, PolandNTSB WPR24LA148Accident · No injuriesClass 3 · LimitedFinal reportKjelsrud Gary Kitfox · Powell, WYThe pilot’s adjustment of the carburetor to an incorrect setting, which resulted in partial loss of engine power during takeoff.NTSB ERA24LA211Accident · No injuriesClass 3 · LimitedFinal reportPiper PA32 · Apopka, FLA partial loss of engine power due to sticking exhaust valves. Contributing to the accident was maintenance personnel’s failure to use available engine data while troubleshooting a known engine issue and maintenance personnel’s failure to comply with…NTSB GAA24WA170Accident · No injuriesClass 5 · ForeignCessna 172 · Novosibirsk, RussiaNTSB ERA24LA198Accident · No injuriesClass 3 · LimitedFinal reportCessna 172 · Palatka, FLThe failure of the nose oil seal to remain secure in the engine crankcase, which resulted in a loss of engine oil and partial loss of engine power.NTSB ERA24LA190Accident · Minor injuriesClass 3 · LimitedFinal reportBeech B24R · Lumberton Township, NJThe pilot/owner’s failure to ensure adequate maintenance of the airplane, which resulted in a partial loss of engine power during takeoff.NTSB GAA24WA149Accident · Minor injuriesClass 5 · ForeignBell 206 · State of Mato Grosso do Sul, MS, BrazilNTSB GAA24WA173AccidentClass 5 · ForeignPiper PA-25 · Trissa Charkaoua, MoroccoNTSB GAA24WA153Accident · No injuriesClass 5 · ForeignCessna 172 · Valparaso, ChileNTSB ERA24FA157Accident · 1 fatalClass 3 · FieldFinal reportPiper PA-44-180 · Fort Pierce North, FLThe flight instructor’s failure to maintain control of the multiengine airplane after a partial loss of engine power on one engine during a go-around, which resulted in an aerodynamic stall. Contributing to the accident was the mechanic’s failure to check the…NTSB GAA24WA130Incident · No injuriesClass 5 · ForeignCessna 172 · Grenchen, Switzerland