NTSB investigations, AK
142 cases where the sequence of events included Runway excursion.
Cases per year
| 2008 | 15 |
|---|---|
| 2009 | 15 |
| 2010 | 9 |
| 2011 | 9 |
| 2012 | 5 |
| 2013 | 6 |
| 2014 | 5 |
| 2015 | 5 |
| 2016 | 10 |
| 2017 | 4 |
| 2018 | 13 |
| 2019 | 12 |
| 2020 | 12 |
| 2021 | 6 |
| 2022 | 4 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 5 |
| 2026 | 1 |
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\" = '300' 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" = '300' 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 ANC26LA072Accident · No injuriesClass 3 · LimitedPreliminary reportDehavilland DHC-2 MK.I · Nondalton, AKOn July 19, 2026 about 1440 Alaska daylight time, a DeHavilland DHC-2 airplane, N791PW was substantially damaged when it was involved in an accident near Nondalton, Alaska. The pilot was not injured. The airplane was operated as a Title 14 Code of Federal…NTSB ANC26LA008Accident · No injuriesClass 4 · LimitedFinal reportCessna 172M · Palmer, AKThe student pilot’s failure to maintain directional control during the landing roll.NTSB ANC26LA005Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-31-350 · Eek, AKThe pilot’s loss of directional control when the airplane encountered snow and ice on the runway while landing at night in gusting crosswind conditions.NTSB ANC25LA081Accident · No injuriesClass 4 · LimitedFinal reportCessna 208B · Anchorage, AKThe pilot’s decision to continue an unstabilized approach, which resulted in a landing touchdown with insufficient runway remaining and a subsequent runway overrun and a collision with a fence.NTSB ANC25LA076Accident · No injuriesClass 4 · LimitedFinal reportCessna 180H · Gulkana, AKThe failure of the left rudder assembly which resulted in a runway excursion and ground loop.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 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 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 ANC24LA075Accident · No injuriesClass 4 · LimitedFinal reportCessna A185F · Fairbanks, AKThe pilot's failure to maintain directional control while landing at a short remote airstrip.NTSB ANC23LA073Accident · No injuriesClass 4 · LimitedFinal reportCessna A185F · Beluga, AKThe pilot’s delayed go-around decision with insufficient runway remaining.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 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.NTSB ANC23LA016Accident · No injuriesClass 4 · LimitedFinal reportChampion 7GCBC · Anchorage, AKThe pilot's loss of directional control during takeoff.NTSB ANC23LA014Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-28-140 · Anchorage, AKThe pilot’s failure to maintain directional control of the airplane during landing.NTSB ANC22LA062Accident · No injuriesClass 4 · LimitedFinal reportConsolidated Aeronautics Lake LA-4-200 · Anchorage, AKThe pilot’s failure to maintain directional control during the landing rollout in crosswind conditions, which resulted in a runway excursion and impact with equipment.NTSB ANC22LA028Accident · No injuriesClass 3 · LimitedFinal reportCessna 172H · Chugiak, AKThe pilot’s failure to maintain directional control while landing, which resulted in a runway excursion and nose over.NTSB ANC22LA010Accident · No injuriesClass 4 · LimitedFinal reportFound Acft Canada FBA-2C1 · Kenai, AKThe pilot’s failure to maintain directional control during takeoff, which resulted in a runway excursion.NTSB ANC21LA096Accident · Minor injuriesClass 3 · LimitedFinal reportPiper PA-14 · Chickaloon, AKA total loss of engine power during takeoff for reasons that could not be determined based on the available information.NTSB ANC21LA066Accident · Minor injuriesClass 4 · LimitedFinal reportCessna U206F · Igiugig, AKThe pilot’s improper decision to continue a takeoff attempt when it became evident that the airplane would not become airborne before reaching the departure end shoreline.NTSB ANC21LA041Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-105 Special · Palmer, AKThe pilot’s selection of unsuitable terrain for takeoff, which resulted in a loss of control and ground loop.NTSB ANC21LA037Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Cold Bay, AKThe pilot’s failure to maintain directional control during takeoff in a gusty crosswind condition.NTSB ANC21LA021Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-20 · Anchorage, AKThe pilot’s failure to maintain directional control during takeoff in gusty tailwind conditions, which resulted in a runway excursion and nose down.NTSB ANC21LA001Accident · No injuriesClass 4 · LimitedFinal reportDouglas C54 · Yakataga, AKThe pilots’ decision to land on a wet, soft runway, which resulted in the loss of braking action upon landing and a subsequent runway overrun and nose landing gear collapse.NTSB ANC20CA090Accident · No injuriesClass 4 · Data collectionFinal reportCessna 182 · Palmer, AKThe pilot’s excessive airspeed during landing and improper application of the brakes, which resulted in a runway overrun.NTSB WPR20CA287Accident · No injuriesClass 4 · Data collectionFinal reportPiper PA18 · Tok, AKThe student pilot’s failure to maintain directional control during landing, which resulted in a runway excursion and subsequent impact with trees.NTSB ANC20CA088Accident · No injuriesClass 4 · Data collectionFinal reportCessna 180 · Kotzebue, AKThe pilot's failure to maintain an airspeed conducive to flight during takeoff.NTSB WPR20CA236Accident · No injuriesClass 4 · Data collectionFinal reportStinson 108 · Farewell Lakes, AKThe pilot's delayed decision to abort the takeoff roll, which resulted in a runway overrun and airplane nose over.NTSB ANC20CA063Accident · No injuriesClass 4 · Data collectionFinal reportStinson 108 · Nikolai, AKThe pilot's improper decision to depart from an unsuitable off-airport surface which resulted in a departure area excursion and impact with trees.NTSB ANC20CA061Accident · No injuriesClass 4 · Data collectionFinal reportBeech A36 · Chignik Lagoon, AKThe pilot's improper approach, which resulted in a long landing and a runway overrun.NTSB ANC20CA057Accident · No injuriesClass 4 · Data collectionFinal reportChampion 7GCBC · Palmer, AKThe pilot's loss of directional control during landing, which resulted in a runway excursion.NTSB ANC20CA040Accident · No injuriesData collectionFinal reportPiper PA32 · Fairbanks, AKThe pilot's inadequate compensation for gusting crosswind conditions, which resulted in a loss of directional control, a runway excursion, and impact with a snowbank.NTSB ANC20CA039Accident · No injuriesData collectionFinal reportWag-Aero Sportsman 2+2 · Wasilla, AKThe pilot's loss of directional control during takeoff from an icy ski strip in gusting wind conditions, which resulted in the left wing impacting a tree.NTSB ANC20CA030Accident · No injuriesData collectionFinal reportPiper PA18 · Big Lake, AKThe pilot's failure to use carburetor heat in conditions conducive to carburetor icing, which resulted in a partial loss of engine power, a precautionary landing, and impact with snow.NTSB ANC20LA020Accident · No injuriesClass 3 · LimitedFinal reportCessna 208 · Hooper Bay, AKThe pilot’s decision to depart from a contaminated runway, and his failure to make a timely decision to abort the takeoff when the airplane was not accelerating as expected. Contributing to the accident was the pilot’s decision to depart in limited visibility…NTSB DCA20MA002Accident · 1 fatalClass 1 · MajorFinal reportSaab 2000 · Unalaska, AKThe landing gear manufacturer’s incorrect wiring of the wheel speed transducer harnesses on the left main landing gear during overhaul. The incorrect wiring caused the antiskid system not to function as intended, resulting in the failure of the left outboard…NTSB ANC20CA006Accident · No injuriesData collectionFinal reportPiper PA18 · Moose Pass, AKThe pilot's improper approach, which resulted in his failure to maintain clearance from a tree while landing in dusk conditions, and his subsequent loss of directional control, which resulted in a runway excursion.NTSB ANC19LA045Accident · No injuriesClass 3 · LimitedFinal reportDouglas C 118A · Buckland, AKThe pilot's failure to maintain an adequate glidepath during the approach, which resulted in the airplane impacting rocks and dirt at the runway threshold, a separation of the right main landing gear, and a loss of directional control.NTSB GAA19CA500Accident · No injuriesData collectionFinal reportPiper PA18 · Tok, AKThe pilot's failure to maintain directional control during landing and his excessive rudder input, which resulted in a runway excursion and landing gear collapse.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 GAA19CA378Accident · No injuriesData collectionFinal reportCessna 180 · Wasilla, AKThe pilot's failure to maintain directional control during the takeoff roll, which resulted in the left wing striking bushes. Contributing to the accident was the pilot’s distorted visual perception due to his flying with one seat cushion rather than the two…NTSB GAA19CA348Accident · No injuriesData collectionFinal reportPiper PA18 · Fairbanks, AKThe pilot receiving instruction's premature pitch control input during takeoff, which resulted in an aborted takeoff and subsequent impact with terrain. Contributing to the accident was the flight instructor's delayed remedial action.NTSB ANC19LA024Accident · No injuriesClass 3 · LimitedFinal reportAeronca 7DC · Nome Creek, AKThe failure of the airplane's structural tubing due to corrosion, which resulted in a tailwheel separation and a subsequent loss of control. Also causal was the mechanic's failure to perform a detailed inspection of the aft fuselage during the most recent…NTSB GAA19CA286Accident · No injuriesData collectionFinal reportCessna 180 · Takotna, AKThe pilot's failure to maintain directional control during the takeoff, which resulted in impact with vegetation.NTSB GAA19CA260Accident · No injuriesData collectionFinal reportCessna A185 · Northway, AKThe pilot's failure to maintain directional control during the landing roll, which resulted in a ground loop and subsequent nose-over.NTSB GAA19CA114Accident · No injuriesData collectionFinal reportPiper PA22 · Anchorage, AKThe student pilot's overcorrection with rudder during the landing and her subsequent failure to maintain directional control, which resulted in a runway excursion, impact with a snowbank, and a nose-over.NTSB ANC19CA010Accident · No injuriesClass 4 · Data collectionFinal reportPiper PA31 · Chignik Lagoon, AKThe pilot’s selection of an unsuitable runway for landing, which resulted in a loss of control and runway excursion.NTSB GAA18CA558Accident · No injuriesData collectionFinal reportPiper PA18 · Kenai, AKThe pilot’s improper landing flare, which resulted in a hard, bounced landing and subsequent loss of directional control on an unimproved airstrip.NTSB GAA18CA525Accident · No injuriesData collectionFinal reportPiper PA18 · Palmer, AKThe pilot’s failure to maintain directional control during takeoff.NTSB ANC18CA068Accident · Minor injuriesData collectionFinal reportPiper PA18 · Wasilla, AKThe pilot's failure to maintain directional control during the landing roll when the left main landing gear wheel got caught in a ditch, which resulted in a subsequent nose-over.NTSB GAA18CA504Accident · No injuriesData collectionFinal reportPiper PA18 · McGrath, AKThe pilot’s failure to maintain directional control during takeoff in a crosswind.