NTSB investigations, AK
1,347 cases where the phase of flight was Takeoff.
Cases per year
| 1962 | 1 |
|---|---|
| 1963 | 3 |
| 1964 | 20 |
| 1965 | 11 |
| 1966 | 20 |
| 1967 | 26 |
| 1968 | 16 |
| 1969 | 21 |
| 1970 | 33 |
| 1971 | 37 |
| 1972 | 21 |
| 1973 | 35 |
| 1974 | 33 |
| 1975 | 31 |
| 1976 | 33 |
| 1977 | 32 |
| 1978 | 37 |
| 1979 | 31 |
| 1980 | 23 |
| 1981 | 30 |
| 1982 | 26 |
| 1983 | 26 |
| 1984 | 25 |
| 1985 | 31 |
| 1986 | 14 |
| 1987 | 36 |
| 1988 | 30 |
| 1989 | 22 |
| 1990 | 24 |
| 1991 | 22 |
| 1992 | 20 |
| 1993 | 21 |
| 1994 | 16 |
| 1995 | 27 |
| 1996 | 16 |
| 1997 | 22 |
| 1998 | 29 |
| 1999 | 26 |
| 2000 | 22 |
| 2001 | 20 |
| 2002 | 15 |
| 2003 | 11 |
| 2004 | 13 |
| 2005 | 8 |
| 2006 | 8 |
| 2007 | 13 |
| 2008 | 17 |
| 2009 | 22 |
| 2010 | 17 |
| 2011 | 16 |
| 2012 | 12 |
| 2013 | 17 |
| 2014 | 19 |
| 2015 | 14 |
| 2016 | 15 |
| 2017 | 10 |
| 2018 | 13 |
| 2019 | 19 |
| 2020 | 18 |
| 2021 | 22 |
| 2022 | 16 |
| 2023 | 13 |
| 2024 | 21 |
| 2025 | 18 |
| 2026 | 11 |
Where
Latest cases
Query with SQL
duckdb -csv -c "WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
current_codes AS (
SELECT e.case_mkey, TRY_CAST(e.\"tier1Number\" AS INTEGER) AS code,
row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e.\"isDefiningEvent\", false) DESC, e.position) AS n
FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
WHERE e.aircrafts_position = 1 AND e.\"tier1Number\" GLOB '[1-9][0-9]*'
AND (e.\"isDefiningEvent\" OR e.case_mkey IN (SELECT \"mKey\" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE \"isPre1982\"))
),
phases AS (
SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
FROM current_codes WHERE n = 1
UNION ALL
SELECT o.case_mkey, 'older', o.\"phaseOfFlightCode\", w.main
FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o.\"phaseOfFlightCode\"
WHERE o.aircrafts_position = 1 AND o.\"occurrenceNumber\" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
),
case_phases AS (
SELECT p.*, c.\"eventDate\", c.\"highestInjuryLevel\" = 'Fatal' AS fatal, a.aircraft_model_code
FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c.\"mKey\" = p.case_mkey
LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
WHERE c.\"eventDate\" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
)
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 case_mkey FROM case_phases WHERE main = 300)
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.
WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
current_codes AS (
SELECT e.case_mkey, TRY_CAST(e."tier1Number" AS INTEGER) AS code,
row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e."isDefiningEvent", false) DESC, e.position) AS n
FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
WHERE e.aircrafts_position = 1 AND e."tier1Number" GLOB '[1-9][0-9]*'
AND (e."isDefiningEvent" OR e.case_mkey IN (SELECT "mKey" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE "isPre1982"))
),
phases AS (
SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
FROM current_codes WHERE n = 1
UNION ALL
SELECT o.case_mkey, 'older', o."phaseOfFlightCode", w.main
FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o."phaseOfFlightCode"
WHERE o.aircrafts_position = 1 AND o."occurrenceNumber" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
),
case_phases AS (
SELECT p.*, c."eventDate", c."highestInjuryLevel" = 'Fatal' AS fatal, a.aircraft_model_code
FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = p.case_mkey
LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
WHERE c."eventDate" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
)
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 case_mkey FROM case_phases WHERE main = 300)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun 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 WPR26LA361Accident · No injuriesClass 4 · LimitedInvestigation openCessna U206G · Stony River, AKNTSB ANC26LA102Accident · No injuriesClass 4 · LimitedInvestigation openCessna 170B · Willow, AKNTSB ANC26LA100Accident · No injuriesClass 4 · LimitedInvestigation openPiper PA12 · Arctic Village, AKNTSB ANC26LA099Accident · No injuriesClass 4 · LimitedInvestigation openMaule M-5-210C · Venetie, AKNTSB ANC26LA086Accident · No injuriesClass 4 · LimitedInvestigation openDehavilland DHC-2 · Igiugig, AKNTSB ANC26LA067Accident · No injuriesClass 4 · LimitedInvestigation openDehavilland DHC-3 · Denali National Park, AKNTSB ANC26LA059Accident · No injuriesClass 4 · LimitedInvestigation openPiper PA-12 · North Pole, AKNTSB ANC26LA048Accident · No injuriesClass 4 · LimitedInvestigation openHelio H-295 · Fairbanks, AKNTSB ANC26LA050Accident · No injuriesClass 4 · LimitedInvestigation openCessna A185F · Steele Creek, AKNTSB ANC26LA043Accident · No injuriesClass 4 · LimitedInvestigation openPiper PA-18A 150 · Tyonek, AKNTSB ANC26LA013Accident · Serious injuriesClass 3 · LimitedPreliminary reportPiper PA-22-150 · Anchorage, AKOn January 31, 2026, about 1921 Alaska standard time, a Piper PA-22-150 airplane, N3263Z, was substantially damaged when it was involved in an accident near Anchorage, Alaska. The pilot was uninjured, and the passenger was transported to the hospital with…NTSB ANC25LA110Accident · No injuriesClass 4 · LimitedFinal reportCessna 208B · Healy, AKThe pilot’s failure to maintain directional control during the departure roll resulting in a collision with a tractor/loader.NTSB ANC25LA121Accident · No injuriesClass 4 · LimitedFinal reportMaule M-4-210C · Lime Village, AKA collision with terrain during takeoff.NTSB ANC25LA108Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Delta Junction, AKThe pilot’s failure to maintain clearance from an object during takeoff, which resulted in a collision and ground loop. Contributing was the pilot’s selection of an unsuitable takeoff area.NTSB ANC25LA120Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · St Mary's, AKThe pilot’s improper decision to takeoff with a tailwind, from a short off-airport strip, which degraded the climb performance of the airplane and led to impact with trees at the end of the strip.NTSB ANC25LA103Accident · Serious injuriesClass 4 · LimitedFinal reportPiper PA-11 · Lake Louise, AKThe pilot’s encounter with gusting crosswind conditions during takeoff, which resulted in a loss of control and subsequent impact with terrain.NTSB ANC25LA104Accident · No injuriesClass 4 · LimitedFinal reportJeremy Price Smith Super CUB · Chisana, AKThe pilot’s failure to maintain directional control during the takeoff roll.NTSB ANC25LA101Accident · No injuriesClass 4 · LimitedFinal reportCessna 180 · Willow, AKThe pilot’s decision to takeoff from an unsuitable runway due to large puddles of water, which resulted in a nose over.NTSB ANC25LA092Accident · No injuriesClass 4 · LimitedFinal reportEurocopter AS 350 B2 · Juneau, AKThe pilot’s failure to maintain adequate obstacle clearance during takeoff from uneven, snow-covered terrain in flat light conditions.NTSB ANC25LA095Accident · No injuriesClass 4 · LimitedFinal reportHelio H-395 · Pilot Point, AKThe pilot's inadequate takeoff performance planning, which resulted in a runway excursion and collision with terrain.NTSB ANC25LA088Accident · No injuriesClass 4 · LimitedFinal reportCessna 180G · Delta Junction, AKThe pilot’s failure to maintain a rate of climb sufficient to clear obstacles during takeoff, resulting in a collision with tree-covered terrain.NTSB ANC25LA090Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Willow, AKThe pilot’s loss of control after a rejected takeoff, which resulted in a noseover.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 ANC25LA077Accident · No injuriesClass 3 · LimitedPreliminary reportCessna 210-5 · Yakutat, AKOn July 23, 2025, about 1700 Alaska daylight time, a Cessna 210-5 (205) airplane, N8457Z, was substantially damaged when it was involved in an accident on a remote beach about 50 miles southeast of Yakutat, Alaska. The pilot was uninjured. The airplane was…NTSB ANC25LA072Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Dillingham, AKThe pilot’s failure to maintain direction control during takeoff roll which resulted in a ground loop, and subsequent runway excursion.NTSB ANC25LA067Accident · No injuriesClass 4 · LimitedFinal reportRockwell International 690B · Fairbanks, AKThe pilot’s failure to maintain control during takeoff resulting in a gear-up landing on the runway. Contributing to the accident was the pilot’s momentary distraction from within the airplane.NTSB ANC25LA064Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R44 II · Palmer, AKThe pilot’s diverted attention during takeoff in flat light conditions, which resulted in a loss of visual reference with terrain.NTSB ANC25LA033Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Bethel, AKThe pilot's delayed decision to abort the takeoff when the airplane was not attaining sufficient airspeed for takeoff and subsequently departed the end of the lake and collided with terrain.NTSB ANC25LA014Accident · No injuriesClass 4 · LimitedFinal reportCessna 172N · Anchorage, AKThe student pilot’s failure to maintain directional control of the airplane during touch-and-go operations on an ice-covered runway during her first solo flight.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 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 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 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 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 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 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 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 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 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.NTSB ANC24LA054Accident · No injuriesClass 4 · LimitedFinal reportDehavilland Beaver DHC-2 MK.1 · Aleknagik, AKThe pilot’s failure to maintain pitch control of the airplane during initial climb.NTSB ANC24LA046Accident · No injuriesClass 4 · LimitedFinal reportCessna 206 · Fairbanks, AKThe pilot’s failure to maintain directional control during takeoff in gusting wind conditions.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 ANC24LA040Accident · No injuriesClass 4 · LimitedFinal reportCessna 180H · Soldotna, AKThe pilot’s failure to recognize and avoid an obstacle on the runway environment during takeoff roll. Contributing was flat light conditions.NTSB ANC24LA044Accident · No injuriesClass 4 · LimitedFinal reportJordan Harry James Sportsman 2+2 · Fairbanks, AKThe pilot’s failure to maintain directional control during the takeoff roll.NTSB ANC24LA025Accident · No injuriesClass 3 · LimitedFinal reportCessna 120 · Talkeetna, AKA degraded ignition system, which resulted in a total loss of engine power. Contributing to the accident was maintenance personnel’s inadequate inspection of the ignition system.NTSB ANC24LA101Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-105 Special · Big Lake, AKThe pilot’s failure to maintain clearance from an obstacle during takeoff.NTSB ANC24LA018Accident · No injuriesClass 4 · LimitedFinal reportCessna 180 · Skwentna, AKThe pilot’s failure to maintain directional control while taxiing, which resulted in a collision with trees.