NTSB investigations, 2023
57 cases where the sequence of events included Powerplant sys/comp malf/fail.
Cases per year
| 2008 | 62 |
|---|---|
| 2009 | 57 |
| 2010 | 28 |
| 2011 | 37 |
| 2012 | 36 |
| 2013 | 40 |
| 2014 | 36 |
| 2015 | 36 |
| 2016 | 50 |
| 2017 | 40 |
| 2018 | 38 |
| 2019 | 46 |
| 2020 | 30 |
| 2021 | 35 |
| 2022 | 55 |
| 2023 | 57 |
| 2024 | 60 |
| 2025 | 41 |
| 2026 | 37 |
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\") = 2023
AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '340' 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") = 2023 AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '340' 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 ERA24FA078Accident · 1 fatalClass 3 · FieldFinal reportPiper PA46R-350T · Mooresville, NCA missing induction clamp, which allowed the induction hose to the left side intercooler to become disconnected, resulting in a total loss of engine power due to an overly rich fuel/air mixture.NTSB WPR24LA064Accident · No injuriesClass 3 · LimitedFinal reportDiamond Aircraft Ind DA 40 · Spanish Fork, UTMaintenance personnel’s improper installation of the left magneto, which resulted in oil starvation to the engine and a subsequent total loss of engine power.NTSB ENG24WA007Incident · Minor injuriesClass 5 · ForeignGrumman G21 · Bella Bella, CanadaNTSB ERA24LA066Accident · Serious injuriesClass 3 · LimitedFinal reportDiamond Aircraft Ind DA 40 NG · Asheville, NCFatigue failure of the No. 4 inner main bearing cap screw and connecting rod bolts, which resulted in a total loss of engine power. Contributing to the failure were the low material strength of the inner main bearing cap screw and the increased loads on the…NTSB CEN24LA063Accident · No injuriesClass 3 · LimitedFinal reportCessna T210 · Sapulpa, OKThe total loss of engine power due to the failure of the left magneto and subsequent damage to a lead for the right magneto.NTSB WPR24FA054Accident · 1 fatalClass 3 · FieldFinal reportBeech A36 · Topock, AZThe failure of the No. 4 connecting rod due to oil starvation, which resulted in a loss of engine power, inflight fire, and a subsequent off-airport emergency landing on rough desert terrain. Contributing to the accident was the pilot’s decision to attempt a…NTSB WPR24FA053Accident · 1 fatalClass 3 · FieldFinal reportBeauchamp Norm Kitfox · Eloy, AZThe separation of a propeller blade during the initial climb due to insufficient blade retention forces. Contributing to the accident was the propeller blade retention design, manufacturing defects that prevented the propeller from achieving adequate grip…NTSB CEN24LA061Accident · No injuriesClass 3 · LimitedFinal reportCessna 421C · McGregor, TXThe failure of the spring pin in the right propeller governor, which precluded the pilot from controlling the propeller pitch to maintain engine rpm, resulting in a loss of engine thrust, excessive drag, and the subsequent forced landing to a field.NTSB ERA24FA050Accident · 1 fatalClass 3 · FieldFinal reportPiper PA32R · Attalla, ALThe undetected wear of both pawl retaining rivets of the left magneto impulse coupling and fatigue failure of one pawl retaining rivet, which led to cascading fractures of the second pawl retaining rivet, left gear retainer assembly, and gear teeth of…NTSB ERA24LA040Accident · Minor injuriesClass 3 · LimitedFinal reportBell Andy Skyraider II · Limington, METhe failure of the fuel pump to adequately supply fuel to the engine due to significant corrosion.NTSB CEN24LA038Accident · Minor injuriesClass 3 · LimitedFinal reportBede BD-4 · Lowell, INFatigue cracking of the propeller blade root, which resulted in the in-flight separation of the propeller blade from its root. Contributing to the accident was the improper machining of the blade root threads, which resulted in chatter/ratchet marks that…NTSB WPR24LA034Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 310 · Hayden, IDThe pilot’s failure to maintain adequate airspeed and his exceedance of the airplane’s critical angle of attack, which resulted in a loss of control and subsequent stall during a precautionary landing. Contributing to the accident was the improper maintenance…NTSB CEN24LA036Accident · No injuriesClass 3 · LimitedFinal reportTextron 172S · Erie, COA partial loss of engine power while maneuvering at a low altitude due to a stuck exhaust valve.NTSB ENG24WA008Incident · No injuriesClass 3 · ForeignAirbus A321 · Islamabad, PakistanNTSB CEN24LA027Accident · Minor injuriesClass 3 · LimitedFinal reportRobinson Helicopter R44 · Rowlett, TXA malfunction of the helicopter’s Engine Monitoring Unit (EMU)/Governor Controller for undetermined reasons. Contributing to the accident was the flight instructor’s failure to turn off the EMU/Governor Controller per the emergency checklist when the…NTSB ERA24LA016Accident · No injuriesClass 3 · LimitedFinal reportCessna 172L · Richmond, VAThe loss of engine power due to a restriction of fuel flow as a result of a fractured float bracket in the carburetor.NTSB ENG24FA003Incident · No injuriesClass 3 · FieldFinal reportBoeing 767-300F · Memphis, TNA high-pressure fuel leak from a gap in the bolted flange interface between the main fuel pump’s fuel crossover supply tube and the hydromechanical unit idler adapter pad, which resulted in the crossover tube flange bolts partially pulling out and allowing…NTSB CEN24LA012Accident · No injuriesClass 3 · LimitedFinal reportTvap 4 · Franksville, WIThe improper installation of the supplemental ignition system, which resulted in a total loss of engine power.NTSB CEN24LA011Accident · No injuriesClass 3 · LimitedFinal reportCirrus SR22 · Red Oak, IAThe fatigue failure of the exhaust valve due to excessive combustion deposits, which resulted in a partial loss of engine power. Contributing to the accident was the pilot’s failure to ensure that the required scheduled maintenance was completed.NTSB WPR23LA352Accident · Serious injuriesClass 3 · LimitedFinal reportWayne Toddun Sling 4 TSI · San Pedro, CAA total loss of engine power due to a failure of the No. 4 cylinder exhaust valve from overheating and excessive wear.NTSB ENG24WA002IncidentClass 5 · ForeignBoeing 737 · Rio de Janeiro, BrazilNTSB DCA23WA458Incident · No injuriesClass 3 · ForeignBoeing 767-332 · Prague, CzechiaNTSB ENG23WA035OccurrenceClass 5 · ForeignAirbus A321 · Jeddah, Saudi ArabiaNTSB CEN23LA370Accident · No injuriesClass 3 · LimitedFinal reportPiper PA31 · Durant, OKThe loosening of a connecting rod cap nut for reasons that could not be determined, which resulted in a mechanical failure of the engine and an in-flight fire.NTSB CEN23LA327Accident · Minor injuriesClass 3 · LimitedFinal reportVans RV10 · Chouteau, OKThe total loss of engine power as a result of a failed positive crankcase ventilation (PCV) valve and a subsequent impact with terrain.NTSB ERA23LA293Accident · Minor injuriesClass 3 · LimitedFinal reportHughes 369D · Waldorf, MDFatigue failure of the overrunning clutch outer race and a subsequent inflight loss of power due to abnormal bending loads as a result of improper reassembly of the clutch subassembly following maintenance and the presence of microcracks on the clutch’s outer…NTSB ERA23LA286Accident · No injuriesClass 3 · LimitedFinal reportGrumman American Avn. AA5A · Redstone Arsenal, ALThe separation of the clamp assembly securing the throttle control cable outer housing, which resulted in the pilot’s inability to control the throttle.NTSB GAA23WA214Accident · No injuriesClass 5 · ForeignBell 206B · Thetford Mines, CanadaNTSB CEN23LA250Accident · Minor injuriesClass 3 · LimitedFinal reportChampion 7EC · Waunakee, WIA total loss of engine power during the initial takeoff climb due to a worn manual fuel primer pump locking mechanism, which resulted in an unlocked primer and an overly rich fuel mixture.NTSB CEN23LA246Accident · No injuriesClass 3 · LimitedFinal reportPiper PA46 · College Station, TXThe mechanic’s failure to properly secure the oil suction screen plug during recent maintenance, which resulted in an oil leak and subsequent loss of engine power due to oil starvation.NTSB ENG23LA030Incident · No injuriesClass 3 · LimitedFinal reportGulfstream Aerospace G-IV · Sioux City, IAA No. 2 (right) engine failure due to a spinner fairing separation and subsequent impact with the fan blades that resulted in a midspan fracture of one fan blade. The spinner fairing separated as a result of a fatigue crack that originated from the heat…NTSB WPR23LA218Accident · Minor injuriesClass 3 · LimitedFinal reportCessna A188B · Chillicothe, MOA partial loss of engine power due to a tear in the fuel manifold diaphragm, which prevented sufficient fuel flow to the engine.NTSB GAA23WA164AccidentClass 5 · ForeignPiper PA-24-250 · Guadalajara, MexicoNTSB CEN23LA231Accident · No injuriesClass 3 · LimitedFinal reportCessna 207 · Harlingen, TXThe improper installation of the throttle control arm to the throttle control cable attachment end, which resulted in a failure of the control arm and a loss of engine power in flight.NTSB WPR23LA215Accident · Serious injuriesClass 3 · LimitedFinal reportPiper J3C-65 · Belfair, WAThe total loss of engine power due to the fatigue failure of the crankshaft accessory drive gear.NTSB DCA23WA306Incident · No injuriesClass 5 · ForeignBoeing 737 · Merida, MexicoNTSB GAA23WA154Accident · No injuriesClass 5 · ForeignCirrus Design SR22 · Norman's Cay, BahamasNTSB WPR23LA199Accident · No injuriesClass 3 · LimitedFinal reportCessna 172S · Casa Grande, AZAn in-flight separation of the throttle linkage, which resulted in a loss of throttle control. Contributing to the accident was maintenance personnel’s failure to follow the maintenance manual inspection procedure for the throttle cable assembly.NTSB ERA23FA238Accident · 1 fatalClass 3 · FieldFinal reportBeech V35 · Rougemont, NCA total loss of engine power due to oil starvation. The source of the oil starvation could not be determined.NTSB WPR23LA197Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 210 · Redding, CAA fuel leak caused by an age-degraded fuel pressure sender hose, which resulted in fuel starvation and a loss of engine power. Contributing to the accident was inadequate maintenance.NTSB GAA23WA162AccidentClass 5 · ForeignPiper PA18 · Oldenburg, GermanyNTSB CEN23LA188Accident · No injuriesClass 3 · LimitedFinal reportCessna 172 · Flower Mound, TXThe fatigue failure of the rocker arm which resulted in a partial loss of engine power. Contributing was the airplane operator’s failure to inspect the rocker arm in accordance with the engine manufacturer’s service bulletin.NTSB ERA23LA231Accident · No injuriesClass 3 · LimitedFinal reportCharles D Walker Walker Curtiss JN4D · Greenville, KYThe separation of an electrical wire that powered the ignition module, rendering the ignition system inoperative, and resulting in the total loss of engine power.NTSB CEN23LA218Incident · No injuriesClass 3 · LimitedFinal reportPiper J3C · Romeoville, ILThe inflight failure of the propeller blade due to fatigue cracking from corrosion pits, initiating at the midpoint of the cambered face.NTSB CEN23LA165Accident · No injuriesClass 3 · LimitedFinal reportPipistrel Lsa Sinus · Kingsford, MIThe failure of maintenance personnel to properly secure the left carburetor bowl cover, which resulted in an engine fire before takeoff.NTSB GAA23WA106Incident · No injuriesClass 5 · ForeignCessna 172 · Madrid, SpainNTSB ENG23WA024Incident · No injuriesClass 5 · ForeignAirbus A320 · Kota Kinabalu, MalaysiaNTSB GAA23WA115Occurrence · No injuriesClass 5 · ForeignCirrus SR22 · Salto, UruguayNTSB ERA23LA144Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-28R-200 · Slaughters, KYMaintenance personnel’s failure to secure the fuel strainer bowl with safety wire, which resulted in the fuel strainer bowl leaking and starving the engine of fuel. Also causal was the obstruction of two fuel injector nozzles.NTSB GAA23WA075Accident · No injuriesClass 5 · ForeignPiper PA46 · Dessau, Germany