# NTSB investigations: Eurocopter AS 350 B2: Collision with terr/obj (non-CFIT) NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports. ## Latest cases - [NTSB WPR26FA345](https://openairdocs.org/ntsb/WPR26FA345.md): Eurocopter AS 350 B2 · Chatsworth, CA · Accident · 3 fatal · Class 3 · Field · Preliminary report · Sep 16, 2026 · N358TV · Destroyed > On September 15, 2026, about 1855 Pacific daylight time, an Airbus Helicopters (formerly Eurocopter) AS-350 B2 helicopter, N358TV, was destroyed when it was involved in an accident near Chatsworth, California. The pilot, passenger and one person on the ground… - [NTSB CEN24LA088](https://openairdocs.org/ntsb/CEN24LA088.md): Eurocopter AS 350 B2 · Spofford, TX · Accident · Minor injuries · Class 3 · Limited · Final report · Jan 12, 2024 · N204TX · Substantial damage > The fatigue failure of the fuel control unit control lever arm, which resulted in fuel starvation, and a loss of engine power. - [NTSB ERA22FA343](https://openairdocs.org/ntsb/ERA22FA343.md): Eurocopter AS350 · Andalusia, AL · Accident · Serious injuries · Class 3 · Field · Final report · Jul 29, 2022 · N124LN · Substantial damage > The pilot’s acute incapacitation by a syncopal episode, which resulted in the helicopter departing controlled flight and colliding with terrain. - [NTSB GAA18CA571](https://openairdocs.org/ntsb/GAA18CA571.md): Eurocopter AS350 · Ruidoso, NM · Accident · No injuries · Data collection · Final report · Sep 29, 2018 · N894NA · Substantial damage > The pilot's failure to maintain the proper descent rate during landing. Contributing to the accident were the pilot’s failure to conduct preflight performance calculations, which resulted in his operating the helicopter in high-density altitude conditions,… - [NTSB CEN18FA149](https://openairdocs.org/ntsb/CEN18FA149.md): Eurocopter AS 350 B2 · Hazelhurst, WI · Accident · 3 fatal · Field investigation · Final report · Apr 27, 2018 · N127LN · Destroyed > The pilot's loss of helicopter control as a result of fatigue during cruise flight at night. - [NTSB GAA17CA562](https://openairdocs.org/ntsb/GAA17CA562.md): Eurocopter AS 350 · Fullerton, CA · Accident · Minor injuries · Data collection · Final report · Sep 27, 2017 · N515ET · Substantial damage > The pilot under evaluation’s failure to maintain adequate airspeed during a simulated hydraulic failure, which resulted in a loss of helicopter control. Contributing to the accident was the check pilot’s delayed remedial action. - [NTSB ERA16FA140](https://openairdocs.org/ntsb/ERA16FA140.md): Eurocopter AS 350 B2 · Enterprise, AL · Accident · 4 fatal · Field investigation · Final report · Mar 26, 2016 · N911GF · Substantial damage > The pilot's decision to perform visual flight rules flight into night instrument meteorological conditions, which resulted in loss of control due to spatial disorientation. Contributing to the accident was the pilot's self-induced pressure to complete the… - [NTSB WPR14FA137](https://openairdocs.org/ntsb/WPR14FA137.md): Eurocopter AS 350 B2 · Seattle, WA · Accident · 2 fatal · Field investigation · Final report · Mar 18, 2014 · N250FB · Destroyed > The loss of helicopter control due to a loss of hydraulic boost to the tail rotor pedal controls at takeoff, followed by a loss of hydraulic boost to the main rotor controls after takeoff. The reason for the loss of hydraulic boost to the main and tail rotor… - [NTSB WPR13LA334](https://openairdocs.org/ntsb/WPR13LA334.md): Eurocopter AS 350 B2 · Las Vegas, NV · Accident · No injuries · Limited investigation · Final report · Jul 22, 2013 · N115SH · Substantial damage > The pilot receiving instruction's failure to maintain control of the helicopter in a hover, which resulted in a tail rotor ground strike. - [NTSB CEN13FA174](https://openairdocs.org/ntsb/CEN13FA174.md): Eurocopter AS 350 B2 · Oklahoma City, OK · Accident · 2 fatal · Field investigation · Final report · Feb 22, 2013 · N917EM · Substantial damage > The loss of engine power due to engine ice ingestion during initial climb after takeoff in dark night light conditions. Contributing to the accident were the lack of an installed engine air inlet cover while the helicopter was parked outside, exposed to… - [NTSB ANC12FA006](https://openairdocs.org/ntsb/ANC12FA006.md): Eurocopter AS 350 B2 · Iliamna, AK · Accident · 1 fatal · Field investigation · Final report · Oct 30, 2011 · N165EH · Destroyed > The pilot's loss of control due to sudden medical impairment or incapacitation. - [NTSB CEN11FA599](https://openairdocs.org/ntsb/CEN11FA599.md): Eurocopter AS-350-B2 · Mosby, MO · Accident · 4 fatal · Class 1 · Field · Final report · Aug 26, 2011 · N352LN · Substantial damage > The pilot's failure to confirm that the helicopter had adequate fuel on board to complete the mission before making the first departure, his improper decision to continue the mission and make a second departure after he became aware of a critically low fuel… - [NTSB CEN11FA359](https://openairdocs.org/ntsb/CEN11FA359.md): Eurocopter AS 350 B2 · Fort Worth, TX · Accident · Minor injuries · Field investigation · Final report · May 29, 2011 · N747CH · Substantial damage > The pilot’s loss of control due to his not maintaining adequate airspeed and altitude during a simulated hydraulic flight control failure. Contributing to the accident was the flight instructor’s inadequate supervision and delayed remedial response. - [NTSB CEN11FA118](https://openairdocs.org/ntsb/CEN11FA118.md): Eurocopter AS350-B2 · La Monte, MO · Accident · Serious injuries · Field investigation · Final report · Dec 19, 2010 · N549AM · Substantial damage > An interruption of fuel to the engine due to air in the fuel lines, which resulted in an engine flameout and the total loss of engine power. The reason for air in the fuel line resulting in an engine flameout could not be determined because postaccident… - [NTSB CEN10FA424](https://openairdocs.org/ntsb/CEN10FA424.md): Eurocopter AS 350 B2 · Kingfisher, OK · Accident · 2 fatal · Field investigation · Final report · Jul 23, 2010 · N918EM · Substantial damage > The pilot’s impaired judgment, due to medications, which led to an abrupt low-level maneuver and subsequent impact with trees and terrain. - [NTSB ANC08FA053](https://openairdocs.org/ntsb/ANC08FA053.md): Eurocopter AS 350 B2 · Chickaloon, AK · Accident · 4 fatal · Field investigation · Final report · Apr 15, 2008 · N213EH · Substantial damage > An 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… ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8680950') AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '470' 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 ``` This list as a web page: https://openairdocs.org/ntsb-events/470/sequence?model=8680950 --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.