NTSB investigations, AK
9 cases where the sequence of events included Loss of lift.
Cases per year
| 2013 | 1 |
|---|---|
| 2014 | 1 |
| 2015 | 1 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 2 |
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\" = '500' 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" = '500' 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 ANC19TA055Accident · Serious injuriesClass 4Final reportStinson 108 · Tyonek, AKThe pilot’s exceedance of the airplane’s critical angle of attack during a short field takeoff, which resulted in an aerodynamic stall and loss of control.NTSB ANC19LA054Accident · No injuriesClass 3 · LimitedFinal reportPiper PA 18 · Beluga, AKThe pilot’s decision to perform a takeoff with an overweight float-equipped airplane, which resulted in diminished climb performance.NTSB ANC18LA046Accident · Serious injuriesLimited investigationFinal reportCessna 180K · Ambler, AKThe pilot's selection of an unsuitable takeoff area with unfavorable wind conditions, which resulted in the airplane’s inability to maintain a climb.NTSB GAA17CA440Accident · No injuriesData collectionFinal reportMitchell Derryle V Rans S 7 Courier · Cordova, AKThe pilot’s improper decision to take off from a lake in gusting wind conditions, which resulted in a loss of airplane control.NTSB GAA16CA503Accident · Minor injuriesData collectionFinal reportCessna 185 · Fairbanks, AKThe pilot’s failure to recognize he was taking off with a tailwind and his inadequate compensation for taking off with a tailwind, which led to the airplane’s failure to attain a climb and a subsequent forced landing.NTSB GAA16CA324Accident · No injuriesData collectionFinal reportCessna 170 · Palmer, AKThe pilot's failure to maintain a wings-level attitude during takeoff in gusty wind conditions, which resulted in the right wing striking the ground, a loss of lateral bank control, and a nose over during the subsequent landing.NTSB ANC15LA056Accident · No injuriesLimited investigationFinal reportPiper PA 18-150 · Dillingham, AKThe pilot's failure to attain adequate airspeed during initial climb after takeoff, which resulted in an aerodynamic stall. Contributing to the accident was the pilot's improper decision to continue a takeoff even though the airplane was not airborne by the…NTSB ANC14CA079Accident · No injuriesData collectionFinal reportPiper PA 18-135 · Susitna, AKThe pilot's inadequate compensation for gusting, variable wind conditions during initial climb after takeoff.NTSB ANC13CA028Accident · No injuriesData collectionFinal reportCessna 185B · Flat, AKThe pilot's inadequate compensation for gusting, variable wind conditions during initial climb after takeoff.