NTSB investigations: Eurocopter AS 350 B2

11 cases on aircraft the registry lists as Eurocopter AS 350 B2, where the sequence of events included Loss of control in flight. 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

20102026
NTSB investigations: Eurocopter AS 350 B2 per year, 2010–2026: 11 cases
20101
20113
20131
20141
20161
20171
20181
20221
20241

Latest 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.\"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\" = '240' 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.

NTSB WPR25LA058Accident · Minor injuriesClass 4 · LimitedFinal reportEurocopter AS 350 B2 · Los Alamitos, CAThe student pilot’s failure to maintain directional control during a run-on landing and the flight instructor’s excessive correction which resulted in impact with terrain. Contributing to the accident was the flight instructor’s delayed remedial action.Dec 10, 2024 · N913WB · Substantial damageNTSB ERA22FA343Accident · Serious injuriesClass 3 · FieldFinal reportEurocopter AS350 · Andalusia, ALThe pilot’s acute incapacitation by a syncopal episode, which resulted in the helicopter departing controlled flight and colliding with terrain.Jul 29, 2022 · N124LN · Substantial damageNTSB CEN18FA149Accident · 3 fatalField investigationFinal reportEurocopter AS 350 B2 · Hazelhurst, WIThe pilot's loss of helicopter control as a result of fatigue during cruise flight at night.Apr 27, 2018 · N127LN · DestroyedNTSB GAA17CA562Accident · Minor injuriesData collectionFinal reportEurocopter AS 350 · Fullerton, CAThe 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.Sep 27, 2017 · N515ET · Substantial damageNTSB ERA16FA140Accident · 4 fatalField investigationFinal reportEurocopter AS 350 B2 · Enterprise, ALThe 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…Mar 26, 2016 · N911GF · Substantial damageNTSB WPR14FA137Accident · 2 fatalField investigationFinal reportEurocopter AS 350 B2 · Seattle, WAThe 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…Mar 18, 2014 · N250FB · DestroyedNTSB WPR13LA334Accident · No injuriesLimited investigationFinal reportEurocopter AS 350 B2 · Las Vegas, NVThe pilot receiving instruction's failure to maintain control of the helicopter in a hover, which resulted in a tail rotor ground strike.Jul 22, 2013 · N115SH · Substantial damageNTSB ANC12FA006Accident · 1 fatalField investigationFinal reportEurocopter AS 350 B2 · Iliamna, AKThe pilot's loss of control due to sudden medical impairment or incapacitation.Oct 30, 2011 · N165EH · DestroyedNTSB CEN11FA359Accident · Minor injuriesField investigationFinal reportEurocopter AS 350 B2 · Fort Worth, TXThe 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.May 29, 2011 · N747CH · Substantial damageNTSB WPR11GA144Accident · Minor injuriesFinal reportEurocopter AS 350 B2 · Riverside, CAThe failure of both pilots to follow proper procedures during a simulated hydraulic emergency that resulted in a loss of helicopter control. Contributing to the accident was the flight instructor’s delayed remedial action.Feb 24, 2011 · N965SD · Substantial damageNTSB ERA10TA501Accident · Minor injuriesFinal reportEurocopter AS-350 · Covington, GAThe flight instructor's loss of control of the helicopter during the intentional demonstration of a low speed, hydraulics-off maneuver, that was warned against in the helicopter manufacturer's flight manual.Sep 24, 2010 · N91DK · Substantial damage