NTSB investigations, 2023
68 cases where NTSB found Not determined, general.
Cases per year
| 2008 | 150 |
|---|---|
| 2009 | 199 |
| 2010 | 195 |
| 2011 | 156 |
| 2012 | 171 |
| 2013 | 128 |
| 2014 | 150 |
| 2015 | 163 |
| 2016 | 137 |
| 2017 | 135 |
| 2018 | 143 |
| 2019 | 118 |
| 2020 | 86 |
| 2021 | 98 |
| 2022 | 76 |
| 2023 | 68 |
| 2024 | 37 |
| 2025 | 29 |
| 2026 | 9 |
Where
Latest 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 f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f.\"findingCode\", '05000000'))
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 f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '05000000')) 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 ERA24FA075Accident · 1 fatalClass 3 · FieldFinal reportHughes Helicopters 369E · Miami, FLMain rotor contact with the tail boom for unknown reasons, resulting in the separation of the tail boom.NTSB ERA24FA069Accident · 2 fatalClass 3 · FieldFinal reportAmerican Eurocopter AS350B2 · Hammonton, NJThe helicopter’s gradual descent and impact with terrain for reasons that could not be determined.NTSB ERA24LA045Accident · No injuriesClass 4 · LimitedFinal reportBell 407 · Chesterfield, VAA hard landing, which resulted in a main rotor strike of the left vertical stablizer.NTSB ERA24LA041Accident · No injuriesClass 3 · LimitedFinal reportCessna 421 · Lake City, FLA landing gear collapse following an aborted takeoff due to degraded climb performance for reasons that could not be determined.NTSB WPR24LA030Accident · No injuriesClass 3 · LimitedFinal reportArrow Falcon Exporters UH-1H · Firebaugh, CAAn on-ground fuel fire for reasons that could not be determined due to extensive thermal damage.NTSB ERA24FA026Accident · 2 fatalClass 3 · FieldFinal reportPiper PA-32-300 · Marion, OHA descent and impact with terrain for undetermined reasons.NTSB 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 ERA24LA011Accident · Serious injuriesClass 3 · LimitedFinal reportTecnam P2010 · Ocala, FLA total loss of engine power for reasons that could not be determined. Contributing to the accident was the flight instructor’s failure to maintain adequate airspeed and exceedance of the airplane’s critical angle of attack during the forced landing, which…NTSB ERA24LA013AccidentClass 4 · LimitedFinal reportCostruzioni Aeronautiche Tecna P2010 · Chesterfield, VAA hard landing that resulted in substantial damage to the airplane’s right wing.NTSB WPR23LA343Accident · Minor injuriesClass 3 · LimitedFinal reportBoeing A75N1(PT17) · Monticello, UTA partial loss of engine power for reasons that could not be determined.NTSB CEN23LA414Accident · Minor injuriesClass 4 · LimitedFinal reportBuckeye Dream Machine · Fortuna, MOThe non-certificated pilot’s failure to maintain the unregistered powered parachute’s clearance from power lines.NTSB ERA23LA365Accident · Minor injuriesClass 3 · LimitedFinal reportSheehan Kevin A Vans RV-8 · Umatilla, FLA total loss of engine power for reasons that could not be determined.NTSB ERA23LA363Accident · No injuriesClass 3 · LimitedFinal reportBeech A36 · Frankfort, KYA total loss of engine power for reasons that could not be determined.NTSB CEN23LA399Accident · No injuriesClass 3 · LimitedFinal reportBeech 35-B33 · Ava, MOA loss of engine oil due for undetermined reasons, which resulted in failed connecting rods and total loss of engine power.NTSB ERA23FA357Accident · 1 fatalClass 3 · FieldFinal reportRobinson Helicopter R22 Beta · Kingston, NJA loss of control, which resulted in the main rotor blade severing the tail boom, for reasons that could not be determined.NTSB CEN23FA391Accident · 1 fatalClass 3 · FieldFinal reportSchleicher Alexander ASH 26 E · Wellington, COThe pilot’s loss of glider control during approach for reasons that could not be determined, which resulted in an aerodynamic stall at an altitude too low for recovery.NTSB ERA23FA352Accident · 2 fatalClass 3 · FieldFinal reportEurocopter EC135 · Pompano Beach, FLAn inflight fire outside of the engine firewalls, likely from overheating of the No. 1 engine for undetermined reasons, which resulted in a partial tailboom separation.NTSB ERA23LA349Accident · No injuriesClass 3 · LimitedFinal reportCessna A185F · Leonardtown, MDA loss of engine power during an approach to landing for undetermined reasons.NTSB WPR23FA323Accident · 1 fatalClass 3 · FieldFinal reportHensler Howard Cassutt · West Jordan, UTA loss of control during the initial climb for reasons that could not be determined.NTSB CEN23LA403Accident · No injuriesClass 3 · LimitedFinal reportIsrael Aircraft Industries 1125 Westwind Astra · Wheeling, ILA loss of braking effectiveness during landing for reasons that could not be determined, which resulted in a runway excursion.NTSB ERA23LA354Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-32-300 · Fishers Island, NYThe loss of engine power for reasons that could not be determined. Contributing was the pilot’s misjudgment of airspeed and altitude during the forced landing.NTSB CEN23LA376Accident · 1 fatalClass 4 · LimitedFinal reportSixchuter Spirit XL · Hovland, MNThe collision with the lake by a noncertificated pilot for reasons that could not be determined.NTSB ERA23LA359Accident · No injuriesClass 4 · LimitedFinal reportAero Commander 500 S · Key West, FLA total loss of engine power for reasons that could not be determined.NTSB ANC23FA061Accident · 2 fatalClass 3 · FieldFinal reportPiper PA-18-150 · Skwentna, AKAn impact with terrain for reasons that could not be determined because the airplane was not recovered due to the inaccessible nature of the accident site.NTSB CEN23LA351Accident · No injuriesClass 3 · LimitedFinal reportTaylorcraft F21 · Holliday, TXA loss of engine power for reasons that could not be determined, which resulted in impact with terrain.NTSB WPR23FA301Accident · 1 fatalClass 3 · FieldFinal reportGlasair Glastar · Idaho City, IDThe pilot’s loss of airplane control during takeoff for reasons that could not be determined.NTSB ERA23FA321Accident · 1 fatalClass 3 · FieldFinal reportKolb Firestar · McAlpin, FLA collision with trees during takeoff for reasons that could not be determined based on available information.NTSB CEN23FA340Accident · 1 fatalClass 3 · FieldFinal reportRichards Heavylift Helo UH-1H · Oakdale, ILAn in-flight loss of control for undetermined reasons.NTSB ERA23LA309Accident · Serious injuriesClass 3 · LimitedFinal reportBell 206-L4 · Caldwell, OHThe helicopter’s uncontrolled vertical descent and impact with terrain for reasons that could not be determined.NTSB CEN23LA318Accident · Minor injuriesClass 3 · LimitedFinal reportBeech H35 · Georgetown, TXA loss of engine power for reasons that could not be determined.NTSB CEN23LA319Accident · No injuriesClass 3 · LimitedFinal reportAlisport Silent 2 Electro · Wallis, TXThe failure of the tail boom structure due to cyclic torsion overloading as of a result of flutter in the empennage. The reason for the flutter could not be determined.NTSB CEN23LA306Accident · No injuriesClass 3 · LimitedFinal reportRobinson Helicopter R44 II · Pocahontas, ILA reported loss of engine power for undetermined reasons.NTSB CEN23LA297Accident · Serious injuriesClass 3 · LimitedFinal reportCirrus Design SR22 · Boelus, NELoss of engine power for reasons that could not be determined.NTSB CEN23LA295Accident · No injuriesClass 3 · LimitedFinal reportBell UH-1H · Woodlawn, ILThe separation of the tail boom from the fuselage for reasons that could not be determined.NTSB CEN23LA294Accident · No injuriesClass 4 · LimitedFinal reportPipistrel Lsa S R L Alpha Trainer · Lee's Summit, MOAn engine fire after landing for reasons that could not be determined.NTSB ERA23LA288Accident · No injuriesClass 4 · LimitedFinal reportSteen Skybolt · Aliceville, ALA partial loss of engine power for reasons that could not be determined as the wreckage was not recovered and could not be examined.NTSB CEN23FA269Accident · 1 fatalClass 3 · FieldFinal reportSchweizer G-164B · Beltrami, MNA collision with terrain and subsequent nose over for undetermined reasons.NTSB CEN23LA262Accident · No injuriesClass 3 · LimitedFinal reportPiper PA23 · Ocean Springs, MSA total loss of engine power during the initial climb due to fuel starvation for undetermined reasons.NTSB CEN23LA259Accident · Minor injuriesClass 3 · LimitedFinal reportPiper PA-28RT-201T · Baytown, TXThe total loss of engine power for undetermined reasons and the subsequent impact with terrain.NTSB ERA23LA267Accident · Serious injuriesClass 3 · LimitedFinal reportFly Gyros M24 Orion · Venice, FLThe pilot’s failure to maintain directional control on takeoff for unknown reasons; whether the pilot’s acute stroke contributed to, or resulted from, the accident could not be determined.NTSB CEN23LA224Accident · No injuriesClass 3 · LimitedFinal reportBeech A36 · Oklahoma City, OKA loss of engine power during approach for landing for undetermined reasons.NTSB WPR23FA208Accident · 2 fatalClass 3 · FieldFinal reportPiper PA-31-325 · Tupelo, MSThe pilot's exceedance of the airplane's critical angle of attack while maneuvering after takeoff for reasons that could not be determined, which resulted in an aerodynamic stall and subsequent loss of control.NTSB ERA23FA254Accident · 1 fatalClass 3 · FieldFinal reportZenith 601XL · Albertville, ALA descent and impact with terrain for reasons that could not be determined.NTSB ERA23LA251Accident · No injuriesClass 3 · LimitedFinal reportMagniflight M24 Orion Plus · Dauphin Island, ALA partial loss of engine power due to a loss of combustion in the No. 4 cylinder for undetermined reasons.NTSB CEN23LA221Accident · No injuriesClass 3 · LimitedFinal reportQuad City Challenger · Doniphan, MOA partial loss of engine power for undetermined reasons.NTSB CEN23FA204Accident · 2 fatalClass 3 · FieldFinal reportLuce Buttercup · Lyndonville, NYAn in-flight breakup due to structural overload of the airplane for undetermined reasons.NTSB ERA23LA248Accident · No injuriesClass 4 · LimitedFinal reportRaytheon B300 · Melbourne, FLAn inflight separation of the airplane’s airstair door for undetermined reasons.NTSB ERA23FA239Accident · 1 fatalClass 3 · FieldFinal reportCommander 114TC · Palm City, FLA loss of engine power for undetermined reasons, and the pilot’s subsequent loss of control, which resulted in impact with terrain.NTSB WPR23LA198Accident · Minor injuriesClass 3 · LimitedFinal reportSilvaire Luscombe 8A · Clovis, NMThe airplane’s uncontrollable descent and forced landing for reasons that could not be determined.NTSB ERA23LA241Accident · Minor injuriesClass 3 · LimitedFinal reportBurril Benjamin D BDB001 · Wadesboro, NCA reported total loss of engine power and a subsequent forced landing for reasons that could not be determined because the pilot did not make the wreckage available for examination.