NTSB investigations, AK
15 cases where the sequence of events included Landing gear not configured.
Cases per year
| 2011 | 3 |
|---|---|
| 2013 | 1 |
| 2015 | 1 |
| 2016 | 2 |
| 2017 | 1 |
| 2019 | 1 |
| 2020 | 3 |
| 2025 | 1 |
| 2026 | 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\" = '095' 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" = '095' 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 ANC26LA085Accident · No injuriesClass 4 · LimitedInvestigation openBeech 36 · Port Alsworth, AKNTSB ANC26LA067Accident · No injuriesClass 4 · LimitedInvestigation openDehavilland DHC-3 · Denali National Park, AKNTSB ANC25LA117Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-31 · Kotlik, AKThe pilot’s failure to extend the landing gear before landing.NTSB ANC20CA045Accident · No injuriesClass 4 · Data collectionFinal reportGrumman G44 · Anchorage, AKThe pilot's failure to extend the landing gear for a runway landing, which resulted in a gear-up landing.NTSB ANC20CA044Accident · No injuriesData collectionFinal reportPiper PA31 · Buckland, AKThe pilot's failure to extend the landing gear before landing due to distraction by the condition of the runway and his failure to use the Before Landing checklist.NTSB ANC20LA013Accident · No injuriesClass 3 · LimitedFinal reportPiper PA31 · Fairbanks, AKThe improper installation of a hydraulic line at the right main landing gear (MLG) unlock actuator, which resulted in a total loss of system hydraulic pressure and failure of the landing gear to extend. Contributing to the accident was the failure of the…NTSB WPR19FA152Accident · 1 fatalClass 3 · FieldFinal reportCessna A185 · Whittier, AKThe pilot’s failure to configure the landing gear for a water landing, which resulted in a nose-over. Contributing to the accident was the pilot's distraction due to his talking passengers.NTSB ANC18LA005Accident · No injuriesLimited investigationFinal reportRaytheon B200 · Anchorage, AKThe pilot's failure to extend the landing gear before landing, which resulted in a gear-up landing. Contributing to the accident was the pilot's fatigue and complacency.NTSB ANC17LA014Accident · Serious injuriesLimited investigationFinal reportPiper PA 32R-300 · McGrath, AKThe failure of the nose landing gear to extend and lock due to the failure of the alternator and reduced battery power due to the cold ambient temperature, which prohibited the electrically-driven hydraulic pump from supplying adequate hydraulic pressure to…NTSB GAA17CA023Accident · No injuriesData collectionFinal reportNorth American Navion · Palmer, AKThe pilot's failure to extend the landing gear for landing.NTSB ANC15CA027Accident · No injuriesData collectionFinal reportPiper PA 31-350 · Homer, AKThe pilot's failure to extend the landing gear before landing. Contributing to the accident was the pilot's decision to continue the approach to landing while distracted and his failure to complete the landing checklist.NTSB DCA14FA002Accident · No injuriesField investigationFinal reportBeech 1900C · Homer, AKThe first officer inadvertently selecting the landing gear handle up after touchdown during the landing rollout. Contributing to the accident was the first officer's decision to reconfigure the airplane while still on the active runway.NTSB ANC12CA012Accident · No injuriesData collectionFinal reportPiper PA-31-350 · Kaltag, AKThe pilot landed without lowering the landing gear. Contributing to the accident was the pilot's self-reported fatigue.NTSB ANC11CA044Accident · No injuriesData collectionFinal reportDouglas DC-6B · Cold Bay, AKThe flight crew's failure to extend the landing gear, which resulted in an inadvertent wheels up landing. Contributing to the accident was the flight crew's diverted attention.NTSB ANC11LA041Accident · No injuriesLimited investigationFinal reportEclipse EA500 · Nome, AKThe pilot landed without lowering the landing gear. Contributing to the accident was the pilot's decision to fly the airplane with an inoperative wing flap system.