NTSB investigations, AK
78 cases where the sequence of events included Aerodynamic stall/spin.
Cases per year
| 2008 | 7 |
|---|---|
| 2009 | 5 |
| 2010 | 5 |
| 2011 | 5 |
| 2012 | 7 |
| 2013 | 8 |
| 2015 | 4 |
| 2016 | 6 |
| 2017 | 3 |
| 2018 | 4 |
| 2019 | 5 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 4 |
| 2023 | 3 |
| 2024 | 6 |
| 2025 | 4 |
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.\"eventStateOrRegion\" = 'AK' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '241' 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."eventStateOrRegion" = 'AK' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '241' 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 ANC25LA105Accident · Serious injuriesClass 3 · LimitedPreliminary reportMaule M-5-235C · Point MacKenzie, AKOn September 13, 2025, about 12:28 Alaska daylight time, a Maule M5-235C airplane, N343GA, was substantially damaged when it was involved in an accident near Point McKenzie, Alaska. The commercial pilot sustained serious injuries. The airplane was operated…NTSB ANC25LA084Accident · Serious injuriesClass 3 · LimitedPreliminary reportAeronca 7AC · Willow, AKOn August 5, 2025, about 1600 Alaska daylight time, an Aeronca 7AC airplane, N84726, was substantially damaged when it was involved in an accident at the Willow Airport (UUO) in Willow, Alaska. The student pilot sustained serious injuries. The airplane was…NTSB ANC25LA080Accident · Serious injuriesClass 3 · LimitedPreliminary reportCessna 150J · Soldotna, AKOn July 31, 2025, about 1300 Alaska daylight time, a Cessna 150J airplane, N60509, was substantially damaged when it was involved in an accident near Soldotna, Alaska. The instructor pilot sustained minor injuries and the pilot receiving instruction was…NTSB ANC25MA018Accident · 10 fatalClass 1 · MajorFinal reportTextron 208B · Nome, AKThe National Transportation Safety Board determines that the probable cause of this accident was the pilot’s inadequate airspeed management due to workload and degraded situation awareness and his improper inputs leading up to and during the aerodynamic…NTSB ANC24LA103Accident · No injuriesClass 4 · LimitedFinal reportCessna 170 · McKinley Village, AKThe pilot’s late decision to go-around, failure to maintain proper airspeed, and his exceedance of the airplane’s critical angle of attack which resulted in an aerodynamic stall at too low of an altitude to recover.NTSB ANC24LA098Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Fairbanks, AKThe pilot’s failure to maintain a rate of climb sufficient to clear obstacles during takeoff, resulting in a collision with obstacles and a subsequent aerodynamic stall.NTSB 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 ANC24FA085Accident · 1 fatalClass 3 · FieldFinal reportPiper PA-18-150 · McGrath, AKThe pilot's exceedance of the airplane’s critical angle of attack while maneuvering for landing, which resulted in an aerodynamic stall and loss of control.NTSB ANC24LA081Accident · No injuriesClass 4 · LimitedFinal reportCessna 182B · King Salmon, AKThe pilot’s failure to maintain control during takeoff, which resulted in an aerodynamic stall and subsequent impact with terrain.NTSB ANC24LA043Accident · No injuriesClass 3 · LimitedFinal reportCessna 207A · Bethel, AKThe pilot’s improper short-field takeoff procedure, which resulted in an aerodynamic stall and subsequent hard landing.NTSB ANC23LA077Accident · No injuriesClass 4 · LimitedFinal reportTaylorcraft BC12-D · Palmer, AKThe pilot’s exceedance of the airplane’s critical angle of attack while maneuvering at low altitude, which resulted in an aerodynamic stall; loss of airplane control; and impact with terrain.NTSB ANC23LA069Accident · No injuriesClass 4 · LimitedFinal reportBellanca 8GCBC · Cordova, AKThe pilot’s exceedance of the airplane’s critical angle of attack during landing, which resulted in an aerodynamic stall and loss of airplane control.NTSB ANC23LA048Accident · No injuriesClass 4 · LimitedFinal reportMaule M-4-210C · Prospect Creek, AKThe pilot’s exceedance of the airplane’s critical angle of attack on climbout, which resulted in a loss of control and impact with trees.NTSB ANC22LA072Accident · Minor injuriesClass 4 · LimitedFinal reportChristen Industries A-1 · Point MacKenzie, AKThe pilot’s improper monitoring and failure to maintain airspeed during a critical phase of flight, which resulted in an exceedance of the airplane’s critical angle of attack, an aerodynamic stall, and subsequent impact with terrain.NTSB ANC22LA063Accident · Serious injuriesClass 4 · LimitedFinal reportDe Havilland DHC2 · Anchorage, AKThe pilot’s failure to maintain directional control during takeoff in gusting wind conditions which resulted in the wing exceeding its critical angle of attack, a loss of control and impact with the water.NTSB ANC22LA052Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Cordova, AKThe pilot’s exceedance of the airplane’s critical angle of attack while maneuvering for landing, which resulted in an aerodynamic stall and impact with terrain.NTSB ANC22LA027Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-20 · Chitina, AKThe pilot’s exceedance of the wing’s critical angle of attack, which resulted in a stall and impact with terrain.NTSB ANC21LA062Accident · No injuriesClass 4 · LimitedFinal reportDehavilland DHC-2 MK 1 · King Salmon, AKThe pilot’s exceedance of the floatplane’s critical angle of attack, which resulted in an aerodynamic stall and subsequent loss of control.NTSB ANC20LA043Accident · Serious injuriesClass 3 · LimitedFinal reportCessna A185E · Eagle River, AKThe pilot’s failure to ensure adequate fuel onboard prior to the planned flight, resulting in a total loss of engine power due to fuel exhaustion and an aerodynamic stall during the subsequent emergency landing. Contributing to the accident was the pilot’s…NTSB GAA19CA555Accident · Serious injuriesData collectionFinal reportCessna 175 · Toklat, AKThe pilot's loss of airplane control and his subsequent exceedance of the airplane's critical angle of attack during takeoff in variable, gusting wind conditions, which resulted in an aerodynamic stall.NTSB GAA19CA551Accident · No injuriesData collectionFinal reportPiper PA 12 · Healy, AKThe pilot's exceedance of the airplane's critical angle of attack while taking off from water in shifting wind conditions.NTSB GAA19CA529Accident · No injuriesData collectionFinal reportCessna 172 · Mekoryuk, AKThe pilot's exceedance of the airplane's critical angle of attack during takeoff in gusting wind conditions.NTSB ANC19CA057Accident · Minor injuriesData collectionFinal reportPiper PA22 · Arctic Village, AKThe pilot's failure to maintain adequate airspeed while maneuvering to avoid mountainous terrain, which resulted in the airplane exceeding its critical angle of attack and an aerodynamic stall.NTSB GAA19CA430Accident · No injuriesData collectionFinal reportPiper PA28 · Wasilla, AKThe pilot's improper landing flare, which resulted in an aerodynamic stall and subsequent hard landing, runway excursion, and collision with a sign.NTSB GAA18CA469Accident · Minor injuriesData collectionFinal reportRans S7 · Kenai, AKThe pilot's exceedance of the airplane's climb capability due to his use of full flaps during a short-field takeoff, his failure to attain a positive climb rate after takeoff, and his exceedance of the airplane’s critical angle of attack, which resulted in an…NTSB ANC18FA055Accident · 1 fatalClass 2 · FieldFinal reportDe Havilland DHC-2 · Willow, AKThe pilot's exceedance of the airplane's critical angle of attack during departure climb, which resulted in an aerodynamic stall. Contributing to the accident was the pilot's improper decision to load the airplane beyond its allowable gross weight and center…NTSB ANC18FA044Accident · 2 fatalClass 2 · FieldFinal reportPiper PA18 · Sitka, AKThe pilot's exceedance of the airplane's critical angle of attack for unknown reason, which resulted in an aerodynamic stall and a loss of control.NTSB GAA18CA214Accident · No injuriesData collectionFinal reportCessna 170 · Big Lake, AKThe pilot’s exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall.NTSB GAA17CA473Accident · No injuriesData collectionFinal reportCessna 180 · Puntilla, AKThe airplane’s encounter with a downdraft while maneuvering at a low altitude, which resulted in the exceedance of the airplane’s critical angle of attack and a subsequent aerodynamic stall.NTSB GAA17CA299Accident · No injuriesData collectionFinal reportThomas E Hudzinski Backcountry Super CR · Talkeetna, AKThe pilot’s failure to maintain a proper airspeed and his exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall.NTSB ANC17FA018Accident · 1 fatalField investigationFinal reportCessna R172K · Nome, AKThe pilot's improper decision to conduct multiple visual approaches to the destination airport despite the night instrument meteorological conditions; the airplane's low fuel state at that time, which resulted in a total loss of engine power due to fuel…NTSB ANC17FA003Accident · 1 fatalField investigationFinal reportCessna 172 · Palmer, AKThe student pilot's exceedance of the airplane's critical angle of attack during a steep climbing turn following a touch-and-go landing, which resulted in an aerodynamic stall at too low of an altitude to recover.NTSB GAA16CA455Accident · No injuriesData collectionFinal reportCessna U206 · Sleetmute, AKThe pilot's exceedance of the critical angle of attack during the landing flare, which resulted in an aerodynamic stall and a hard landing.NTSB ANC16FA057Accident · 1 fatalField investigationFinal reportChampion 7ECA · Chugiak, AKThe pilot's failure to maintain proper airspeed and his exceedance of the airplane's critical angle of attack during a steep low-altitude turn following a loss of engine power, which resulted in an aerodynamic stall and subsequent loss of control at too low…NTSB ANC16CA025Accident · Minor injuriesData collectionFinal reportPiper PA 18-150 · McCarthy, AKThe pilot's failure to maintain adequate airspeed while maneuvering at a low altitude, which resulted in an aerodynamic stall from which he could not recover.NTSB GAA16CA207Accident · No injuriesData collectionFinal reportCessna U206 · Port Alsworth, AKThe pilot's failure to maintain an appropriate descent rate during the landing flare in gusty crosswind conditions, which resulted in a hard landing, aerodynamic stall, impact with terrain, nose gear collapse, and nose over.NTSB ANC16FA017Accident · 3 fatalField investigationFinal reportCessna 206 · Angoon, AKThe pilot's inadvertent turn toward terrain that was higher-than-expected while trying to avoid poor visibility conditions and his subsequent attempt to clear terrain, which reduced the airspeed and led to the exceedance of the airplane's critical angle of…NTSB GAA15CA282Accident · Minor injuriesData collectionFinal reportCessna 170B · Arctic Village, AKThe pilot exceeded the critical angle of attack during takeoff, which resulted in an aerodynamic stall and a collision with terrain.NTSB GAA15LA284Accident · Serious injuriesLimited investigationFinal reportChampion 7ECA · Talkeetna, AKThe pilot's failure to properly calculate the fuel consumption rate and to properly monitor the fuel status in flight and his decision to continue the flight despite signs of an engine problem, which resulted in a total loss of engine power due to fuel…NTSB GAA15LA265Accident · Serious injuriesLimited investigationFinal reportStinson 108 · Palmer, AKThe pilot's failure to maintain adequate airspeed and his exceedance of the airplane’s critical angle-of-attack during final approach to landing, which resulted in an aerodynamic stall and impact with terrain.NTSB ANC15LA057Accident · No injuriesLimited investigationFinal reportFound Acft Canada FBA 2C1 · Cold Bay, AKThe pilot's failure to maintain adequate distance from surrounding terrain during the takeoff sequence, which resulted in the airplane contacting the terrain, prematurely becoming airborne, and subsequently entering an aerodynamic stall.NTSB ANC13FA095Accident · 1 fatalField investigationFinal reportZenith 701 · Big Lake, AKThe pilot's failure to maintain adequate airspeed while maneuvering at a low altitude, which resulted in a stall and subsequent spin from which he could not recover.NTSB ANC13FA093Accident · 1 fatalField investigationFinal reportCessna 170B · Glennallen, AKThe pilot’s failure to maintain adequate airspeed while maneuvering at a low altitude, which resulted in an aerodynamic stall/spin and impact with the ground.NTSB ANC13FA091Accident · 1 fatalField investigationFinal reportPiper PA-18A · Nikolai, AKThe pilot’s improper decision to load the airplane beyond its allowable takeoff weight and center of gravity limits, which resulted in a loss of control during the initial climb. Contributing to the accident was the external load and the downwind takeoff.NTSB ANC13FA090Accident · 2 fatalField investigationFinal reportChampion 7ECA · Sutton, AKThe pilot’s failure to maintain airplane control while maneuvering at low altitude, which resulted in an aerodynamic stall/spin and collision with terrain. Contributing to the accident was the pilot’s use of marijuana, which likely degraded his psychomotor…NTSB ANC13LA081Accident · Minor injuriesLimited investigationFinal reportCessna 180J · Palmer, AKThe pilot’s failure to maintain adequate airspeed during initial climb after takeoff, which resulted in a subsequent aerodynamic stall. Contributing to the accident was the pilot’s decision to take off with a slight tailwind.NTSB DCA13MA121Accident · 10 fatalMajor investigationFinal reportDehavilland DHC-3 · Soldotna, AKThe operator's failure to determine the actual cargo weight, leading to the loading and operation of the airplane outside of the weight and center of gravity limits contained in the airplane flight manual, which resulted in an aerodynamic stall. Contributing…NTSB ANC13FA027Accident · 3 fatalField investigationFinal reportCessna 182B · Nikolai, AKThe pilot’s failure to maintain adequate airspeed while maneuvering inside a box canyon and the airplane’s subsequent aerodynamic stall, which resulted in an in-flight collision with mountainous terrain. Contributing to the accident was the pilot’s visual…NTSB ANC13LA026Accident · Serious injuriesLimited investigationFinal reportIsaak Paul G Isaak Super CUB · Sterling, AKThe pilot’s failure to maintain adequate airspeed while maneuvering at low altitude, which resulted in an aerodynamic stall.NTSB ANC13LA009Accident · Minor injuriesLimited investigationFinal reportPiper PA-18-150 · Akiachak, AKThe pilot's inadequate fuel planning, which resulted in a loss of engine power due to fuel exhaustion, and the pilot’s failure to maintain adequate airspeed during the subsequent forced landing, which resulted in an inadvertent stall.