NTSB investigations: Eurocopter AS 350 B2, AK
12 cases on aircraft the registry lists as Eurocopter AS 350 B2. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases per year
| 1999 | 2 |
|---|---|
| 2000 | 1 |
| 2002 | 2 |
| 2006 | 1 |
| 2008 | 2 |
| 2011 | 1 |
| 2016 | 2 |
| 2025 | 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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8680950'))
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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8680950'))
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 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 ANC16FA023Accident · 1 fatalField investigationFinal reportAirbus AS350 · Skagway, AKThe pilot's decision to continue visual flight into an area of instrument meteorological conditions, which resulted in the pilot experiencing a loss of visual reference and subsequent controlled flight into terrain. Contributing to the accident were the…NTSB ANC16LA022Accident · Serious injuriesLimited investigationFinal reportAirbus AS350 · Juneau, AKThe pilot's failure to maintain terrain clearance while on approach to land in flat light conditions. Contributing to the severity of the pilot's injuries was the inadequately restrained internal cargo, which shifted forward during the impact and struck the…NTSB ANC12FA006Accident · 1 fatalField investigationFinal reportEurocopter AS 350 B2 · Iliamna, AKThe pilot's loss of control due to sudden medical impairment or incapacitation.NTSB ANC08CA129Accident · No injuriesData collectionFinal reportEurocopter AS 350 B2 · Kenai, AKThe pilot's failure to maintain tail rotor clearance from the safety netting during final approach and landing.NTSB ANC08FA053Accident · 4 fatalField investigationFinal reportEurocopter AS 350 B2 · Chickaloon, AKAn in-flight overtorque of the engine-to-transmission driveshaft resulting in disconnection of the main transmission from the engine. The overtorque likely occurred due to an in-flight main rotor blade contact with snow-covered terrain, precluding significant…NTSB ANC06LA100Accident · Serious injuriesLimited investigationFinal reportEurocopter AS 350B2 · Skagway, AKThe pilot's failure to maintain adequate clearance from trees while hovering, which resulted in a main rotor strike with trees, an uncontrolled descent, and a collision with terrain.NTSB ANC02LA068Accident · Minor injuriesLimited investigationFinal reportEurocopter France AS-350-B2 · Denali Park, AKThe pilot's failure to maintain aircraft control during takeoff, which resulted in dynamic rollover of the helicopter. A contributing factor was the frozen terrain.NTSB ANC02FA029Accident · No injuriesField investigationFinal reportEurocopter AS-350-B2 · Valdez, AKThe pilot's failure to disengage the hydraulic system, and maintain forward airspeed during landing as delineated in the emergency procedures section of the helicopter's operations manual, which resulted in a loss of control while hovering. Factors…NTSB ANC01LA020Accident · No injuriesLimited investigationFinal reportEurocopter AS-350B2 · Girdwood, AKThe pilot's failure to maintain adequate altitude/clearance from terrain. A factor in the accident was flat light conditions.NTSB ANC99FA139Accident · Serious injuriesField investigationFinal reportEurocopter AS-350B-2 · Juneau, AKThe pilot's continued flight into instrument meteorological conditions (IMC), and inadequate altitude/clearance. Factors associated with the accident were flat light and whiteout conditions, snow, and snow-covered terrain. An additional factor was the FAA's…NTSB ANC99LA036Accident · No injuriesLimited investigationFinal reportEurocopter AS-350-B2 · Girdwood, AKThe pilot's misjudged flare while landing. Factors associated with the accident were whiteout conditions, and snow-covered terrain.