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 ANC23LA071Accident · Minor injuriesClass 3 · LimitedFinal reportBell Helicopter Textron Canada 206L-4 · King Salmon, AKThe failure of both pilots to see and avoid while en route, which resulted in a midair collision.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 ANC23LA068Accident · Minor injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · McCarthy, AKThe pilot’s excessive application of brakes during landing that resulted in a nose over.NTSB ANC23LA067Accident · No injuriesClass 4 · LimitedFinal reportCessna U206F · Chinitna Bay, AKThe pilot’s failure to maintain directional control on takeoff.NTSB ANC23LA065Accident · 2 fatalClass 3 · LimitedFinal reportBeech B36TC · Cape Yakataga, AKThe pilot’s continued flight into moderate to severe icing conditions, including supercooled large droplets, over mountainous terrain, which resulted in a loss of control and impact with terrain. Contributing to the accident was the National Weather Service…NTSB ANC23LA070Accident · Minor injuriesClass 3 · LimitedFinal reportOliver Robert K Oliver Series 6 · Big Delta, AKA partial loss of engine power for undetermined reasons.NTSB ANC23LA064Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18 · Skwentna, AKThe pilot’s decision to taxi the airplane through tall grass without visual reference to the surface which obscured uneven terrain.NTSB ANC23LA072Accident · No injuriesClass 4 · LimitedFinal reportBellanca 7GCBC · Palmer, AKThe pilot’s failure to maintain directional control during the landing rollout.NTSB ANC23LA066Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Tyonek, AKThe pilot’s encounter with windshear during the initial climb, which resulted in a loss of control.NTSB ANC23LA063Accident · No injuriesClass 4 · LimitedFinal reportCessna U206G · Skwentna, AKThe airplane’s float contacted an undetected submerged gravel bar during landing which resulted in a nose over.NTSB ANC23LA062Accident · No injuriesClass 4 · LimitedFinal reportCessna 180J · Chaka Creek, AKA partial loss of engine power as a result of carburetor ice. Contributing to the outcome was the pilot’s failure to effectively use carburetor heat in conditions conducive to the formation of carburetor ice.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 ANC23LA060Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-12S · Igiugig, AKThe pilot’s inadequate fuel management, which resulted in a total loss of engine power due to fuel exhaustion.NTSB ANC23LA059Accident · No injuriesClass 4 · LimitedFinal reportCessna 185 · Iliamna, AKThe passenger’s inadvertent application of brakes during landing that resulted in a nose over.NTSB ANC23LA058Accident · Minor injuriesClass 4 · LimitedFinal reportCort J Neuman Apex · Wasilla, AKThe pilot’s failure to maintain clearance during takeoff, which resulted in impact with trees.NTSB ANC23LA057Accident · No injuriesClass 4 · LimitedFinal reportDehavilland DHC-2 MK. I(L20A) · Point Baker, AKThe pilot’s failure to maintain directional control during takeoff with a quartering tailwind.NTSB ANC23FA056Accident · 4 fatalClass 3 · FieldFinal reportBell 206-L4 · Wainwright, AKThe pilot's decision to fly at a low altitude over a large body of water toward featureless terrain, which resulted in a loss of visual clues and controlled flight into terrain.NTSB ANC23LA055Accident · Minor injuriesClass 4 · LimitedFinal reportPiper PA-18 · Palmer, AKThe student pilot’s inadvertent application of the brakes, which resulted in the airplane nosing over.NTSB ANC23LA054Accident · Serious injuriesClass 3 · LimitedFinal reportDehavilland DHC-2 MK. I(L20A) · Twin Hills, AKThe pilot’s loss of control during initial climb for reasons that could not be determined.NTSB ANC23LA053Accident · No injuriesClass 3 · LimitedFinal reportAeronca 7DC · Ninilchik, AKA total loss of engine power due to a shift of a crankshaft main bearing, which resulted in a lack of lubrication and subsequent overheating and failure of the engine crankshaft.NTSB ANC23LA051Accident · No injuriesClass 3 · LimitedFinal reportStinson 108 · Ninilchik, AKA partial loss of engine power due to failure of the No. 1 cylinder intake valve head.NTSB ANC23LA050Accident · No injuriesClass 4 · LimitedFinal reportAviat A-1B · Matanuska Glacier, AKThe airplane’s encounter with downdrafts resulting in decreased performance insufficient to outclimb rising terrain.NTSB ANC23LA052Accident · No injuriesClass 4 · LimitedFinal reportDehavilland DHC-2 · McCarthy, AKA failure of the right brake caliper bolts during landing, which resulted in a runway excursion and subsequent impact with terrain.NTSB ANC23LA047Accident · No injuriesClass 4 · LimitedFinal reportMaule M-5-210C · Kusatan, AKThe pilot's selection of unsuitable terrain for landing, which resulted in a bounced landing and an encounter with soft terrain, and a nose over.NTSB ANC23LA046Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-22 · Talkeetna, AKThe pilot’s encounter with a downdraft while maneuvering low-level, which resulted in a collision with terrain.NTSB ANC23FA045Accident · 2 fatalClass 3 · FieldFinal reportPiper PA-32-300 · Old Harbor, AKThe pilot’s failure to maintain clearance from rising terrain. Contributing to the accident was the pilot’s delayed decision to turn away from the terrain.NTSB ANC23LA049Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18 · Beluga, AKThe pilot's selection of an unsuitable takeoff site, resulting in a collision with brush-covered terrain.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 ANC23LA044Accident · No injuriesClass 4 · LimitedFinal reportCessna 180 · Talkeetna, AKA loss of directional control, while landing, due to a flat main landing gear tire.NTSB ANC23LA043Accident · No injuriesClass 4 · LimitedFinal reportBuck/Crawford/Crawford Christavia MK-1 · Anchorage, AKThe instructor pilot’s failure to maintain directional control of the airplane during takeoff, which resulted in a wing impacting a runway light.NTSB ANC23FA042Accident · 2 fatalClass 3 · FieldFinal reportCessna 180 · Shaktoolik, AKThe pilot’s encounter with gusting tailwind conditions during takeoff, which resulted in impact with a tree, a loss of control, and subsequent impact with terrain.NTSB ANC23LA040Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Anchorage, AKThe pilot's excessive braking during landing on a sand bar, which resulted in a nose over.NTSB ANC23LA041Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-12 · McGrath, AKThe pilot’s delayed decision to abort the takeoff, which resulted in a forced landing and impact with terrain.NTSB ANC23LA039Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Fairbanks, AKThe pilot’s failure to maintain directional control during landing with a quartering tailwind, which resulted in a water loop and impact with terrain.NTSB ANC23LA037Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Hunter Creek, AKThe pilot’s loss of directional control during takeoff roll in gusting wind conditions.NTSB ANC23LA036Accident · No injuriesClass 4 · LimitedFinal reportPiper PA31 · Point Thomson, AKThe pilot’s inadvertent descent below the published minimum descent altitude, while operating in flat light conditions, which resulted in controlled flight into terrain.NTSB ANC23LA035Accident · No injuriesClass 4 · LimitedFinal reportPiper PA22 · Anchorage, AKThe pilot's excessive braking during the landing roll, resulting in a nose over.NTSB ANC23LA034Accident · No injuriesClass 4 · LimitedFinal reportDennis D Downs CCK-1865 · Sterling, AKThe pilot's inadequate preflight inspection and fuel planning, which resulted in a total loss of engine power due to fuel exhaustion.NTSB ANC23LA033Accident · No injuriesClass 4 · LimitedFinal reportMaule M-7-235 · Soldotna, AKThe pilot’s failure to maintain directional control during the landing roll in gusting crosswind conditions.NTSB ANC23LA032Accident · Minor injuriesClass 4 · LimitedFinal reportRobinson Helicopter R44 II · Skwentna, AKThe pilot's failure to maintain adequate altitude/clearance from terrain while maneuvering in adverse weather conditions, which resulted in a dynamic rollover.NTSB ANC23LA030Accident · No injuriesClass 4 · LimitedFinal reportDehavilland Beaver DHC-2 MK.1 · Soldotna, AKThe pilot’s selection of an unsuitable landing site, which resulted in the main landing gear wheels breaking through the snow and the airplane nosing over.NTSB ANC23LA028Accident · No injuriesClass 4 · LimitedFinal reportMaule M-5-235C · Palmer, AKThe pilot's delayed decision to execute a go-around maneuver while landing with excess airspeed into a short strip, which resulted in a runway overrun and subsequent loss of control.NTSB ANC23LA029Accident · No injuriesClass 4 · LimitedFinal reportCessna 170 · Wasilla, AKThe pilot’s failure to maintained directional control and the instructor pilot's inadequate supervision, which resulted in a loss of control during takeoff.NTSB ANC23LA027Accident · No injuriesClass 3 · LimitedFinal reportCessna 182R · Minto, AKA total loss of engine power for reasons that could not be determined.NTSB ANC23LA026Accident · No injuriesClass 4 · LimitedFinal reportCessna A185F · Homer, AKThe pilot’s failure to maintain directional control of the airplane during the landing roll, which resulted in a ground loop and impact with terrain.NTSB ANC23LA024Accident · No injuriesClass 3 · LimitedFinal reportEnstrom F-28C · Anchorage, AKThe pilot’s failure to maintain main rotor rpm on takeoff, which resulted in a forced run-on landing.NTSB ANC23LA022Accident · No injuriesClass 4 · LimitedFinal reportCessna U206F · Chugiak, AKThe pilot’s failure to maintain directional control during takeoff in flat light conditions which resulted in a loss of control and impact with a snow berm.NTSB ANC23LA021Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-32-260 · Tok, AKThe pilot's failure to maintain a proper approach glide path, which resulted in a hard landing, short of his anticipated touchdown point.NTSB ANC23LA020Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-16 · Soldotna, AKA total loss of engine power for undetermined reasons.NTSB ANC23LA019Accident · No injuriesClass 4 · LimitedFinal reportCessna 207 · Newtok, AKThe pilot’s failure to maintain directional control while landing with a crosswind on an ice-covered runway, resulting in a loss of control and subsequent impact with a snowbank. A factor was the check airman’s inadequate supervision.