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 GAA23WA113Accident · No injuriesClass 5 · ForeignPiper PA34 · Boa Vista, BrazilNTSB GAA23WA111Accident · Minor injuriesClass 4 · ForeignPiper PA-34-200T · Conceição do Araguáia, BrazilNTSB WPR23LA117Accident · No injuriesClass 3 · LimitedFinal reportStinson 108 · Lampasas, TXImproper case hardening of the crankshaft timing gear, which resulted in the fatigue failure of the gear and a total loss of engine power.NTSB GAA23WA124Incident · No injuriesClass 5 · ForeignPiper PA28 · Malacca City, MalaysiaNTSB CEN23LA107Accident · No injuriesClass 3 · LimitedFinal reportMooney M20 · Lakeway, TXA total loss of engine power due to detonation and preignition in the No. 6 cylinder.NTSB DCA23WA141IncidentClass 5 · ForeignAirbus A321 · Doha, QatarNTSB ERA23LA120Accident · Serious injuriesClass 3 · LimitedFinal reportMooney M20C · Calhoun, GAA partial loss of engine power during the initial climb due to an improperly installed spark plug.NTSB WPR23LA097Accident · No injuriesClass 3 · LimitedFinal reportKaman Aerospace K-1200 · Sweet Home, ORImproper installation of the hardware retaining the adjustment screw in the N2 topping governor lever and roller assembly, which resulted in a partial loss of engine power.NTSB ERA23LA112Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-31-350 · Middlefield, OHA runway overrun during a precautionary landing following a total loss of right engine power due to detonation and subsequent oil starvation. Contributing was the pilot’s failure to lower the flaps and the excessive airspeed at touchdown.NTSB ANC23LA013Accident · No injuriesClass 3 · LimitedFinal reportTaylorcraft BL-65 · Wasilla, AKThe pilot's failure to remove all water from the fuel tank, which resulted in fuel contamination and a subsequent partial loss of engine power.NTSB ERA23FA103Accident · 2 fatalClass 3 · FieldFinal reportPiper PA28 · Suffolk, VAThe pilot’s decision to fly the airplane without confirming it had been released from maintenance, which resulted in a partial loss of engine power due to loose magnetos. Contributing to the outcome was the pilot’s failure to maintain adequate airspeed and…NTSB CEN23LA076Accident · No injuriesClass 3 · LimitedFinal reportCessna 182M · Council Bluffs, IAThe partial loss of engine power for reasons that could not be determined.NTSB GAA23WA097Accident · 1 fatalClass 5 · ForeignCessna 310F · Puerto Vallarta, MexicoNTSB WPR23FA073Accident · 1 fatalClass 3 · FieldFinal reportCessna 150A · Santa Monica, CAA failure of the No. 1 piston connecting rod bearing journal due to oil starvation for reasons that could not be determined, which resulted in a complete loss of engine power.NTSB GAA23WA031Accident · 2 fatalClass 5 · ForeignRobinson R66 · Kesova Gora, RussiaNTSB ERA23LA073Accident · No injuriesClass 3 · LimitedFinal reportChilds Michael A Rotorway Exec 162-F · Titusville, FLA failure of the No. 4 exhaust valve spring retainer, which resulted in a partial loss of engine power.NTSB ERA23FA067Accident · 2 fatalClass 3 · FieldFinal reportPiper PA-30 · Winston-Salem, NCContamination and/or misalignment of the regulator section of the right engine’s fuel servo, which resulted in excessive idle fuel flow and a total loss of engine power. Also causal was the pilot's failure to land immediately on the nearest runway at the…NTSB ERA23LA058Accident · No injuriesClass 3 · LimitedFinal reportAntonov AN2 · Opa-Locka, FLThe pilot's failure to properly configure the cowl flaps and oil cooler shutters, which resulted in a total loss of engine power due to overheating of the engine. Contributing to the accident was the pilot's decision to operate the airplane in with an…NTSB CEN23LA036Accident · No injuriesClass 3 · LimitedFinal reportCessna 152 · Manchester, MIA partial loss of engine power as a result of carburetor ice.NTSB WPR23LA031Accident · Serious injuriesClass 3 · LimitedFinal reportCessna 150G · Star Valley, AZThe failure of the No. 1 cylinder exhaust or intake valve which resulted in the partial loss of engine power and subsequent impact with terrain.NTSB ERA23FA033Accident · 2 fatalClass 3 · FieldFinal reportBeech A24 · Keene, NHImproper maintenance of the fuel injector nozzles and the pilots’ failure to abort the takeoff during the takeoff roll. Contributing to the accident was the mechanic’s decision to return the airplane to service with the engine unable to attain its full rated…NTSB WPR23LA016Accident · No injuriesClass 3 · LimitedFinal reportQuickie Q2 · Laramie, WYThe partial loss of engine power due to the seizure of the No. 1 cylinder exhaust valve in the valve guide.NTSB CEN23LA009Accident · Minor injuriesClass 4 · LimitedFinal reportYates Mike E Roaring Eagle · Stanwood, IAThe pilot’s exceedance of the airplane’s critical angle of attack in the traffic pattern, which resulted in an aerodynamic stall and loss of airplane control at too low of an altitude to recover. Contributing to the accident was the partial loss of engine…NTSB WPR22LA363Accident · No injuriesClass 3 · LimitedFinal reportRobinson Helicopter R44 · Cedar City, UTA partial loss of engine power due to a damaged cylinder intake valve and subsequent collision with terrain during an autorotation.NTSB CEN22FA436Accident · 1 fatalClass 3 · FieldFinal reportPiper PA-28-140 · Allentown, PAA partial loss of engine power for undetermined reasons.NTSB CEN22LA429Accident · No injuriesClass 3 · LimitedFinal reportCommander 114TC · Savoy, TXA loss of engine power for reasons that could not be determined.NTSB GAA22WA288Incident · No injuriesClass 5 · ForeignCessna 172 · Donji Proložac, CroatiaNTSB CEN22LA425Accident · No injuriesClass 4 · LimitedFinal reportSlipstream Revelation · Delphi, INA loss of engine power due to carburetor icing.NTSB WPR22LA351Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 172L · Ventura, CAA partial loss of engine power due to the fatigue fracture of the No. 4 exhaust valve.NTSB CEN22LA421Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-28R-180 · Broomfield, COA partial loss of engine power due to a collapsed induction hose that blocked engine intake airflow.NTSB ERA22LA412Accident · No injuriesClass 3 · LimitedFinal reportEngineering & Research 415-C · Galion, OHA partial loss of engine power due to an exhaust valve that was stuck in the open position.NTSB CEN22LA413Accident · No injuriesClass 3 · LimitedFinal reportPiper PA32RT · Bulverde, TXThe partial loss of engine power due to excessive carbon deposits that resulted in one or more stuck exhaust valves.NTSB WPR22LA334Accident · Serious injuriesClass 3 · LimitedFinal reportBuxbaum Mark Edward Long EZ · Medicine Bow, WYA partial loss of engine power due to the fatigue fracture of the No. 4 exhaust valve head.NTSB ERA22LA411Accident · No injuriesClass 3 · LimitedFinal reportCessna 172 · Clearfield, PAA sudden partial loss of engine power for undetermined reasons, which resulted in an off-airport landing.NTSB WPR22LA322Accident · Minor injuriesClass 3 · LimitedFinal reportRay E Roberts Kitfox V Vixen · Caldwell, IDThe partial loss of engine power due to a loose wire leading to the engine’s electronic control unit (ECU). Contributing was the pilot’s exceedance of the critical angle of attack while maneuvering, which resulted in an aerodynamic stall at an altitude too…NTSB WPR22LA316Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 150H · Vacaville, CAThe partial loss of engine power due to a stuck exhaust valve.NTSB ENG22WA044IncidentClass 3 · ForeignAirbus A320 · Guadalajara, MexicoNTSB ERA22LA380Accident · No injuriesClass 3 · LimitedFinal reportCessna 150 · Berry, ALA partial loss of engine power due to the No. 3 cylinder’s stuck exhaust valve.NTSB ERA22LA369Accident · Serious injuriesClass 3 · LimitedFinal reportCessna 172 · Jamestown, NYA partial loss of engine power for reasons that could not be definitively determined.NTSB WPR22LA301Accident · Minor injuriesClass 3 · LimitedFinal reportPiper PA-28-140 · Laurel, MTThe loss of climb performance due to undetermined reasons.NTSB CEN22FA376Accident · 1 fatalClass 3 · FieldFinal reportCessna 182Q · Centennial, COThe loss of engine power during a departure climb for undetermined reasons and the aerodynamic stall, which resulted in an uncontrolled descent and impact with terrain.NTSB GAA22WA258Accident · Minor injuriesClass 5 · ForeignAir Tractor AT-802A · Cranbrook, CanadaNTSB CEN22LA354Accident · No injuriesClass 3 · LimitedFinal reportAir Tractor AT-301 · Lamoni, IAA loss of airplane performance for reasons that could not be determined.NTSB GAA22WA266Accident · Serious injuriesClass 5 · ForeignCessna 172 · Qualicum Beach, CanadaNTSB ERA22LA308Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 150F · Pittstown, NJThe partial loss of engine power due to a stuck exhaust valve.NTSB CEN22LA309Accident · No injuriesClass 3 · LimitedFinal reportCessna 172M · Friend, NEA loss of engine power due to a stuck valve.NTSB WPR22LA246Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 172B · Silver Springs, NVA loss of engine power for reasons that could not be determined based on the available evidence.NTSB GAA22WA309Accident · No injuriesClass 5 · ForeignCassult Racer Iiim · Henstridge, Somerset, United KingdomNTSB ERA22LA366Accident · Minor injuriesClass 3 · LimitedFinal reportPiper PA-32RT · Wilmington, NCA partial loss of engine power during initial climb for reasons that could not be determined.NTSB GAA22WA209Accident · No injuriesClass 5 · ForeignCessna TU206G · Bielsko Biala, Poland