NTSB investigations, AK
180,630 investigations by the National Transportation Safety Board since 1962: 174,609 accidents, the rest incidents and other occurrences. Each has NTSB’s narrative and, once the investigation is done, its probable cause; since 2008, its findings and sequence of events.
Cases, newest first
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' 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' 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 ANC25LA012Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Palmer, AKThe pilot’s improper airspeed management which resulted in a bounced landing and insufficient airspeed to perform a go around procedure.NTSB DCA25LA061Accident · No injuriesClass 3 · LimitedFinal reportLockheed 382G-44K-30 · St. Mary's, AKThe fatigue failure of the forward pressure bulkhead canted web that originated from stress corrosion cracking areas. Contributing to the failure were inspection procedures and intervals inadequate to identify the fatigue cracks.NTSB ANC25LA009Accident · No injuriesClass 3 · LimitedFinal reportCessna 180 · Egegik, AKA failure of the right main landing gear leg for reasons that could not be determined.NTSB ANC25LA008Accident · Serious injuriesClass 3 · LimitedFinal reportCub Crafters CC18-180 · Anchorage, AKThe incorrect installation of the rear flight control stick, resulting in the pilot’s inability to control the pitch attitude, coupled with the pilot’s inadequate control system check before departure, all which resulted in an aerodynamic stall during takeoff.NTSB ANC25LA007Accident · No injuriesClass 4 · LimitedFinal reportAviat A1 · Seward, AKThe pilot’s improper landing flare which resulted in a hard landing, loss of directional control, and nose-over.NTSB ANC25LA006Accident · No injuriesClass 4 · LimitedFinal reportPiper PA22 · Talkeetna, AKThe mechanical failure of the left main landing gear leg due to corrosion, resulting in substantial damage to the left struts.NTSB ANC25LA003Accident · No injuriesClass 4 · LimitedFinal reportCessna A185F · Wasilla, AKThe pilot’s failure to maintain directional control during the landing roll, resulting in a ground loop.NTSB ANC25LA002Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-22-160 · Kasilof, AKThe right main landing gear’s inadvertent contact with uneven terrain, which resulted in a hard landing. Contributing was the pilot’s failure to adequately assess the landing environment prior to touchdown.NTSB ANC25FA001Accident · 1 fatalClass 3 · FieldPreliminary reportCessna 180 · Big Lake, AKOn October 4, 2024, about 1730 Alaska daylight time, a float-equipped Cessna 180 airplane, N4631U, sustained substantial damage when it was involved in an accident near Big Lake, Alaska. The pilot was fatally injured, and one passenger sustained serious…NTSB ANC25LA004Accident · No injuriesClass 4 · LimitedFinal reportCessna U206B · Skwentna, AKThe pilot’s delayed go-around decision, which resulted in inadvertent contact with the landing surface, loss of directional control, and a nose over in gusting wind conditions.NTSB ANC24FA102Accident · 1 fatalClass 3 · FieldFinal reportCessna 206 · Chalkyitsik, AKA loss of engine power due to water-contaminated fuel as a result of the pilot’s inadequate preflight inspection. Contributing to the accident was the operator’s failure to ensure replacement filters were available for use during refueling operations.NTSB ANC24LA095Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-22-150 · Bettles, AKThe pilot’s failure to adequately compensate for shifting wind conditions, resulting in a hard landing.NTSB ANC24LA104Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-22-150 · Dillingham, AKThe pilot’s failure to maintain directional control while taxiing in gusting wind conditions.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 ANC24FA094Accident · 4 fatalClass 3 · FieldPreliminary reportCessna 207 · Saint Mary's, AKOn September 15, 2024, about 2204 Alaska daylight time, a Cessna 207 airplane, N90193, was destroyed when it was involved in an accident near St. Mary’s, Alaska. The pilot and three passengers were fatally injured. The flight was operated as a Title 14 Code…NTSB ANC24LA100Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Palmer, AKThe pilot's excessive braking during the landing roll, resulting in a ground loop and nose over.NTSB ANC24LA099Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Skwentna, AKThe pilot’s failure to maintain directional control of the airplane during taxi in gusting wind conditions.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 ANC24LA097Accident · No injuriesClass 4 · LimitedFinal reportStinson 108-3 · Lime Village, AKThe pilot's inadequate preflight inspection and fuel planning, which resulted in a total loss of engine power due to fuel exhaustion and a subsequent forced landing in tree-covered terrain.NTSB ANC24LA096Accident · No injuriesClass 4 · LimitedFinal reportCessna 182 · Buckland, AKThe pilot's failure to maintain directional control during the landing roll.NTSB ANC24LA093Accident · Minor injuriesClass 4 · LimitedFinal reportCessna 180B · Anchorage, AKThe pilot’s encounter with wake turbulence, which resulted in substantial damage to the airplane.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 ANC24FA091Accident · 2 fatalClass 3 · FieldPreliminary reportChampion 7GCBC · Ninilchik, AKOn September 13, 2024, about 0803 Alaska daylight time (AKDT), a Champion (Citabria) 7GCBC, N8CK, was substantially damaged when it was involved in an accident near Ninilchik, Alaska. The pilot and passenger were fatally injured. The airplane was operated as…NTSB ANC24FA089Accident · 1 fatalClass 3 · FieldFinal reportBell 206B · King Salmon, AKThe pilot’s decision to initiate the visual flight into instrument meteorological conditions, which resulted in his spatial disorientation, failure to maintain helicopter control and subsequent impact with water.NTSB ANC24LA090Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18A 150 · Denali, AKFailure to maintain clearance from terrain due to the airplane’s encounter with windshear during takeoff.NTSB ANC24LA088Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Coal Creek, AKThe pilot's failure to maintain directional control during the landing roll with a quartering tailwind.NTSB ANC24LA087Accident · No injuriesClass 4 · LimitedFinal reportBellanca 8GCBC · Lime Village, AKThe pilot’s excessive braking during the landing roll, resulting in a nose over.NTSB ANC24LA086Accident · Serious injuriesClass 4 · LimitedFinal reportCessna 150H · Tok, AKThe airplane’s encounter with gusting winds resulting in a loss of altitude with performance insufficient to outclimb terrain.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 ANC24LA083Accident · No injuriesClass 4 · LimitedFinal reportPiper PA22 · Aleknagik, AKThe pilot’s failure to maintain clearance from terrain while maneuvering at low altitude.NTSB ANC24LA082Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-22-150 · Sagwon, AKA failure of the landing gear fitting at the fuselage attachment point to due to a poor weld joint.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 ANC24LA079Accident · Minor injuriesClass 4 · LimitedFinal reportRobinson Helicopter R44 II · Palmer, AKThe pilot's failure to follow the operator’s procedure manual and attempted to land at a remote landing zone in high wind conditions. Contributing factor was the pilot’s decision to not conduct a fly over of the landing site to determine wind condition which…NTSB ANC24LA080Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Arctic Village, AKThe pilot’s failure to maintain directional control of the airplane during takeoff in gusting wind conditions.NTSB ANC24LA078Accident · No injuriesClass 4 · LimitedFinal reportCessna 170B · Healy, AKThe pilot’s failure to maintain directional control during takeoff, in gusty wind conditions, resulting in a loss of control and a collision with trees.NTSB ANC24LA075Accident · No injuriesClass 4 · LimitedFinal reportCessna A185F · Fairbanks, AKThe pilot's failure to maintain directional control while landing at a short remote airstrip.NTSB ANC24LA076Accident · No injuriesClass 4 · LimitedFinal reportDehavilland Beaver DHC-2 · Skwentna, AKThe pilot's failure to maintain directional control during the landing roll.NTSB ANC24LA074Accident · No injuriesClass 4 · LimitedFinal reportPiper PA31 · Fairbanks, AKThe pilot's continuation of an unstabilized approach and his failure to monitor the aircraft's altitude and airspeed during the approach, resulting in a loss of control.NTSB ANC24LA072Accident · No injuriesClass 4 · LimitedFinal reportPiper PA18 · Goose Bay, AKThe pilot's failure to maintain directional control during the landing roll.NTSB ANC24LA073Accident · No injuriesClass 3 · LimitedFinal reportDe Havilland DHC2 · Anchorage, AKA partial loss of power during takeoff climb for undetermined reasons.NTSB ANC24LA069Accident · 3 fatalClass 3 · LimitedFinal reportBeech A35 · Gustavus, AKThe pilot’s decision to continue the visual flight rules flight into instrument meteorological conditions, which resulted in controlled flight into terrain.NTSB ANC24LA068Accident · No injuriesClass 4 · LimitedFinal reportDehavilland Beaver U-6A · Pedro Bay, AKThe pilot’s failure to maintain directional control of the airplane during takeoff. Contributing to the accident was sun glare.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 ANC24LA066Accident · No injuriesClass 4 · LimitedFinal reportCurtiss Wright C-46R · Kenai, AKAn in-flight collision with birds during takeoff.NTSB ANC24LA062Accident · Minor injuriesClass 4 · LimitedFinal reportFoxair Kitfox S7 Supersport · Tok, AKThe pilot's failure to maintain directional control during takeoff with a crosswind.NTSB ANC24LA061Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Koliganek, AKThe pilot's improper landing flare and an improper recovery from a bounced landing, resulting in a loss of directional control, and a subsequent nose over.NTSB ANC24LA060Accident · No injuriesClass 4 · LimitedFinal reportDe Havilland DHC2 · Susitna, AKThe pilot’s selection of an unsuitable takeoff area, resulting in the floats contacting the shallow river bottom during takeoff, and a subsequent loss of control.NTSB ANC24LA057Accident · No injuriesClass 4 · LimitedFinal reportDehavilland-Kenmore DHC-2 · Juneau, AKA partial loss of engine power during initial climb due to a cracked cylinder.NTSB ANC24LA058Accident · No injuriesClass 4 · LimitedFinal reportCessna 182F · Cordova, AKThe pilot’s improper landing flare, which resulted in a hard, bounced landing.NTSB ANC24LA055Accident · No injuriesClass 4 · LimitedFinal reportGippsland GA-8 · Tuntutuliak, AKThe pilot's failure to maintain directional control during takeoff after an encounter with a gusting wind, which resulted in a wing strike.