Final NTSB investigations
589 cases where the sequence of events included Unknown or undetermined.
Cases per year
| 2008 | 9 |
|---|---|
| 2009 | 22 |
| 2010 | 32 |
| 2011 | 24 |
| 2012 | 31 |
| 2013 | 17 |
| 2014 | 25 |
| 2015 | 22 |
| 2016 | 22 |
| 2017 | 14 |
| 2018 | 20 |
| 2019 | 37 |
| 2020 | 37 |
| 2021 | 46 |
| 2022 | 75 |
| 2023 | 97 |
| 2024 | 51 |
| 2025 | 8 |
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 c.\"completionStatus\" = 'Completed'
AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '000' 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."completionStatus" = 'Completed' AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '000' 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 ANC25LA121Accident · No injuriesClass 4 · LimitedFinal reportMaule M-4-210C · Lime Village, AKA collision with terrain during takeoff.NTSB WPR25LA212Accident · 1 fatalClass 4 · LimitedFinal reportCessna T240 · San Diego, CAImpact with the ocean for reasons that could not be determined because the pilot and airplane were not located.NTSB ERA25LA216Accident · Minor injuriesClass 4 · LimitedFinal reportCessna 172F · Vero Beach, FLA total loss of engine power for reasons that could not be determined.NTSB CEN25LA164Accident · 1 fatalClass 4 · LimitedFinal reportAir Tractor AT802 · Atlantic Ocean, CanadaThe airplane’s impact with the ocean for undetermined reasons based on the available evidence.NTSB CEN25LA149Accident · Serious injuriesClass 3 · LimitedFinal reportPphu Ekolot KR-030 Topaz · Platteville, WIThe pilot’s failure to maintain clearance from terrain for reasons which could not be determined.NTSB ANC25LA019Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-18-150 · Wasilla, AKA total loss of engine power for undetermined reasons.NTSB WPR25LA082Accident · Serious injuriesClass 3 · LimitedFinal reportCessna 172K · Columbia, CAA partial loss of engine power for undetermined reasons.NTSB WPR25LA080Accident · 1 fatalClass 3 · LimitedFinal reportPiper PA-32-300 · Round Mountain, NVImpact with mountainous terrain for reasons that could not be determined due to a lack of available evidence.NTSB CEN25LA058Accident · Serious injuriesClass 3 · LimitedFinal reportVans RV8 · Smithville, TXA loss of engine power for undetermined reasons.NTSB ERA25LA051Accident · Minor injuriesClass 3 · LimitedFinal reportJames A Gray Just Aircraft Highlander · Fountain Inn, SCA total loss of engine power for undetermined reasons.NTSB WPR25LA039Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA32-300 · Pomona, CAA total loss of engine power during final approach for reasons that could not be determined.NTSB ERA25LA044Accident · No injuriesClass 3 · LimitedFinal reportSchweizer 269C-1 · Boalsburg, PAA loss of engine power for reasons that could not be determined.NTSB WPR25LA027Accident · No injuriesClass 3 · LimitedFinal reportCirrus Design SR20 · St. George, UTA partial loss of power for reasons that could not be determined due to postimpact fire damage.NTSB CEN25LA020Accident · No injuriesClass 4 · LimitedFinal reportStarship Enterprise · Addison, TXForeign object debris damage to the ventral stabilizer.NTSB CEN24LA344Accident · Serious injuriesClass 3 · LimitedFinal reportBellanca 7GCAA · Rifle, COA total loss of engine power for undetermined reasons.NTSB ERA24FA365Accident · 2 fatalClass 3 · FieldFinal reportGrumman American Avn. AA-5 · Rockmart, GAA total loss of engine power for undetermined reasons. Also causal was the flight instructor’s failure to maintain adequate airspeed during the forced landing attempt, which resulted in exceedance of the airplane’s critical angle of attack and an aerodynamic…NTSB CEN24LA336AccidentClass 4 · LimitedFinal reportCessna 182D · Coopersville, MIThe loss of airplane control while landing.NTSB ERA24LA361Accident · No injuriesClass 3 · LimitedFinal reportCessna 172 · Lynchburg, VAA total loss of engine power for undetermined reasons.NTSB WPR24FA287Accident · Serious injuriesClass 3 · FieldFinal reportPitts S1 · Santa Paula, CAThe total loss of engine power at low altitude for reasons that could not be determined.NTSB CEN24FA312Accident · 1 fatalClass 3 · FieldFinal reportEngineering & Research Ercoupe 415-C · Elkhart, ILAn off-airport landing in a soybean field for reasons that could not be determined. Contributing to the severity of the pilot’s injuries and airplane damage was a fire that occurred at an unknown time.NTSB CEN24FA298Accident · 1 fatalClass 3 · FieldFinal reportDeGraw DeBird · Napoleon, MISeparation of the gyroplane’s tail due to main rotor blade contact for reasons that could not be determined.NTSB WPR24LA269Accident · No injuriesClass 3 · LimitedFinal reportProtech PT2 · Lodi, CAA reported loss of engine power for reasons that could not be determined.NTSB ERA24LA335Accident · Serious injuriesClass 3 · LimitedFinal reportHendrickson Glasair 3 · Oxford, MEA loss of engine power for reasons that could not be determined.NTSB CEN24LA303Accident · No injuriesClass 3 · LimitedFinal reportRobinson Helicopter R44 · Bryant, IAA loss of engine power during takeoff for reasons that could not be determined, resulting in impact with terrain.NTSB ANC24LA073Accident · No injuriesClass 3 · LimitedFinal reportDe Havilland DHC2 · Anchorage, AKA partial loss of power during takeoff climb for undetermined reasons.NTSB WPR24LA259Accident · Minor injuriesClass 3 · LimitedFinal reportBeech C23 · Elko, NVA total loss of engine power for reasons that could not be determined.NTSB ERA24FA304Accident · 1 fatalClass 3 · FieldFinal reportAir Tractor AT802 · Cuba, KYImpact with terrain for reasons that could not be determined.NTSB ANC24LA064Accident · No injuriesClass 3 · LimitedFinal reportDehavilland DHC-2T · Petersville, AKAn in-flight loss of thrust due to an uncommanded feathering of the propeller for reasons that could not be determined.NTSB ERA24FA300Accident · 2 fatalClass 3 · FieldFinal reportPiper PA-28-161 · Palm Beach Gardens, FLA loss of engine power for reasons that could not be determined.NTSB CEN24LA249Accident · No injuriesClass 3 · LimitedFinal reportRotorway 162 F · Maybee, MIA partial loss of engine power for undetermined reasons.NTSB CEN24LA245Accident · Minor injuriesClass 3 · LimitedFinal reportRaytheon A36 · Land O' Lakes, WIA partial loss of engine power for undetermined reasons.NTSB WPR24FA213Accident · 1 fatalClass 3 · FieldFinal reportGrumman Acft ENG Cor-Schweizer G-164A · Chamberino, NMAn aerodynamic stall and loss of control for reasons that could not be determined based on the available information.NTSB ERA24LA277Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-28-151 · Fire Island, NYA total loss of engine power for undetermined reasons.NTSB WPR24FA200Accident · 2 fatalClass 3 · FieldFinal reportRobinson Helicopter R44 II · Bluestem, WAThe pilot’s failure to manage main rotor rpm during an autorotation, which resulted in a loss of helicopter control. Contributing to the accident was a loss of power for reasons that could not be determined.NTSB ERA24LA267Accident · Minor injuriesClass 3 · LimitedFinal reportGarlick Helicopters OH-58A+ · Cisco, GAA reported total loss of engine power for reasons that could not be determined.NTSB WPR24LA193Accident · No injuriesClass 3 · LimitedFinal reportCessna A185F · Monument Hills, CAA total loss of engine power for reasons that could not be determined.NTSB ANC24LA049Accident · Serious injuriesClass 3 · LimitedFinal reportDehavilland Beaver L-20A (DHC-2) · Port Alsworth, AKA partial loss of engine power for reasons that could not be determined.NTSB ERA24LA256Accident · Minor injuriesClass 3 · LimitedFinal reportZenith 701 · Ocala, FLThe pilot’s failure to maintain aircraft control and his exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall and spin during an attempted go-around.NTSB ERA24LA241Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 172 · Terryville, CTA total loss of engine power for undetermined reasons.NTSB WPR24LA160Accident · Minor injuriesClass 3 · LimitedFinal reportSteen Skybolt · Santa Maria, CAA total loss of engine power during approach for reasons that could not be determined.NTSB CEN24LA203Accident · No injuriesClass 3 · LimitedFinal reportPulsar Super Pulsar · Rochelle, ILA partial loss of engine power for undetermined reasons.NTSB CEN24FA167Accident · 2 fatalClass 3 · FieldFinal reportVertical Aviation Technologies Hummingbird · Spring Branch, TXA total loss of engine power for undetermined reasons, which resulted in a forced landing and a subsequent impact with terrain.NTSB WPR24FA132Accident · 1 fatalClass 3 · FieldFinal reportBell 206-L4 · Anaconda, MTA total loss of engine power due to a loss of cooling oil to the turbine-to-compressor coupling shaft and subsequent fracture of the shaft at an altitude too low for the pilot to complete a successful autorotation. Contributing to the accident was carbon…NTSB ANC24FA029Accident · 2 fatalClass 3 · FieldFinal reportDouglas C54D · Fairbanks, AKA loss of power of the No. 1 engine for reasons that could not be determined, and the incorrect installation of a B-nut fitting in the propeller feathering system, which allowed engine oil to spray onto the exhaust system when the propeller was feathered…NTSB WPR24LA127Accident · No injuriesClass 3 · LimitedFinal reportSchleicher Alexander ASH 26 E · Heber, UTReduced takeoff performance for reasons that could not be determined, which resulted in a forced landing.NTSB ERA24LA169Accident · No injuriesClass 4 · LimitedFinal reportSnyder Robert L Challenger II · Hendersonville, NCA loss of engine power for undetermined reasons.NTSB ERA24LA166Accident · Serious injuriesClass 3 · LimitedFinal reportRobinson Helicopter R44 · Key Biscayne, FLA loss of engine power for reasons that could not be determined.NTSB CEN24FA148Accident · 3 fatalClass 3 · FieldFinal reportDavis DA-3 · Antlers, OKImpact with terrain for reasons that could not be determined.NTSB CEN24LA146Accident · No injuriesClass 3 · LimitedFinal reportSchweizer G-164B · Kaplan, LAA partial loss of engine power for reasons that could not be determined.NTSB ERA24LA161Accident · No injuriesClass 3 · LimitedFinal reportNavion Navion B · Sanford, FLA sudden loss of all engine power during takeoff for undetermined reasons.