NTSB investigations, AK
9 cases where the sequence of events included Abrupt maneuver.
Cases per year
| 2011 | 2 |
|---|---|
| 2013 | 1 |
| 2014 | 1 |
| 2016 | 2 |
| 2017 | 1 |
| 2019 | 1 |
| 2021 | 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\" = '270' 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" = '270' 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 ANC21LA062Accident · No injuriesClass 4 · LimitedFinal reportDehavilland DHC-2 MK 1 · King Salmon, AKThe pilot’s exceedance of the floatplane’s critical angle of attack, which resulted in an aerodynamic stall and subsequent loss of control.NTSB ANC19FA029Accident · 3 fatalField investigationFinal reportMaule M6 · Moose Pass, AKThe pilot's geographic disorientation and his exceedance of the airplane's critical angle of attack while maneuvering to avoid mountainous terrain, resulting in an aerodynamic stall.NTSB GAA17CA381Accident · No injuriesData collectionFinal reportAeronca 7AC · Soldotna, AKThe pilot’s abrupt maneuver to avoid a moose cow and calf during taxi, which resulted in an impact with a tree.NTSB GAA16CA440Accident · No injuriesData collectionFinal reportPiper PA 18-150 · Palmer, AKThe pilot's excessive brake application during the landing roll resulting in a nose over.NTSB GAA16CA141Accident · No injuriesData collectionFinal reportMaule M 4 · Anchorage, AKThe inadvertent rudder input by the passenger, resulting in a runway excursion during takeoff and collision with a taxiway sign.NTSB ANC14LA056Accident · No injuriesLimited investigationFinal reportPiper PA-22 · Dillingham, AKThe pilot’s failure to maintain directional control during the landing due to his decision to attempt a landing with a quartering tailwind, which resulted in a ground loop and impact with the runway surface.NTSB ANC13FA054Accident · 1 fatalField investigationFinal reportDehavilland Beaver DHC-2 MK.1 · Petersburg, AKThe pilot’s failure to maintain adequate altitude above the trees, and his subsequent failure to maintain adequate airspeed while maneuvering to avoid the trees, which resulted in an inadvertent aerodynamic stall/spin and an uncontrolled descent.NTSB ANC11FA091Accident · 1 fatalField investigationFinal reportCessna 208B · Nightmute, AKThe failure of the pilot of the other airplane to maintain adequate clearance while performing an unexpected and unannounced abrupt maneuver, resulting in a midair collision between the two airplanes.NTSB ANC11CA052Accident · No injuriesData collectionFinal reportCessna 182H · Soldotna, AKThe pilot's failure to maintain pitch control resulting in an aerodynamic stall.