NTSB investigations, AK
40 cases where the defining event was Aerodynamic stall/spin.
Cases per year
| 2008 | 2 |
|---|---|
| 2009 | 1 |
| 2010 | 2 |
| 2012 | 6 |
| 2013 | 4 |
| 2015 | 1 |
| 2016 | 3 |
| 2018 | 3 |
| 2019 | 3 |
| 2020 | 1 |
| 2022 | 4 |
| 2023 | 3 |
| 2024 | 4 |
| 2025 | 3 |
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 e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.\"isDefiningEvent\" AND e.\"tier2Number\" = '241')
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 e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e."isDefiningEvent" AND e."tier2Number" = '241') 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 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 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 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 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 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 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 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 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 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 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 ANC12LA107Accident · Serious injuriesLimited investigationFinal reportPiper PA-22-160 · Talkeetna, AKThe flight instructor's failure to maintain adequate airspeed while maneuvering at a low altitude, which resulted in an inadvertent stall.NTSB DCA12IA141Incident · No injuriesIncident investigationFinal reportDe Havilland DHC8 · Soldotna, AKan in-flight loss of control due to the flight crew's inattention to airspeed, pitch attitude, and engine power during the climb leading to an aerodynamic stall. Contributing to the incident was the flight crew's failure to recognize and properly recover from…NTSB ANC12CA074Accident · No injuriesData collectionFinal reportPiper PA-18-150 · Tynoek, AKThe pilot's failure to maintain sufficient airspeed during the initial climb after takeoff, which resulted in an aerodynamic stall.NTSB ANC12CA057Accident · No injuriesData collectionFinal reportChampion 7GCB · Tyonek, AKThe pilot's failure to maintain adequate airspeed, which resulted in an inadvertent stall while maneuvering.NTSB ANC12CA034Accident · Minor injuriesData collectionFinal reportPiper PA-18-150 · Palmer, AKThe student pilot did not maintain sufficient airspeed during a steep turn after takeoff, which resulted in an aerodynamic stall.NTSB ANC12FA028Accident · 2 fatalField investigationFinal reportPiper PA-18 · Sleetmute, AKOperation of the airplane by a non-certificated pilot and his failure to maintain adequate airspeed and airplane control, which resulted in an aerodynamic stall.NTSB ANC10FA076Accident · 2 fatalField investigationFinal reportPiper PA-11 · Willow, AKThe pilot’s failure to maintain adequate airspeed, which resulted in an aerodynamic stall/spin and impact with the ground.NTSB ANC10CA070Accident · No injuriesData collectionFinal reportChampion 7EC · Soldotna, AKThe pilot’s failure to maintain adequate airspeed during the initial climb.NTSB ANC09LA018Accident · Minor injuriesLimited investigationFinal reportCessna 172N · Atmautluak, AKThe pilot's failure to maintain adequate airspeed while landing in gusty winds, which resulted in an aerodynamic stall; his improper aircraft weight calculations; and his operation of the airplane over the allowable gross weight limit.NTSB ANC09LA012Accident · Minor injuriesLimited investigationFinal reportCessna 207 · Napaskiak, AKThe pilot's continued flight into adverse weather and icing conditions, and his failure to maintain sufficient airspeed to avoid a stall, resulting in a loss of control and in-flight collision with terrain while on an approach to land.NTSB ANC08LA122Accident · 1 fatalLimited investigationFinal reportPiper PA-18 · Talkeetna, AKThe pilot's failure to maintain sufficient airspeed to preclude a stall while maneuvering at a low altitude, resulting in an uncontrolled descent and collision with terrain.