NTSB investigations: Robinson Helicopter R66
35 cases on aircraft the registry lists as Robinson Helicopter R66. 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
| 2011 | 2 |
|---|---|
| 2013 | 1 |
| 2014 | 2 |
| 2016 | 3 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 10 |
| 2022 | 1 |
| 2025 | 6 |
| 2026 | 4 |
Where
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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 ('7640130'))
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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7640130'))
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 CEN26FA207Accident · 2 fatalClass 3 · FieldPreliminary reportRobinson Helicopter R66 · Dawsonville, GAOn May 29, 2026, about 2150 eastern daylight time, a Robinson R66 helicopter, N4488H, was substantially damaged when it was involved in an accident near Dawsonville, Georgia. The commercial pilot and one passenger were fatally injured. The other passenger had…NTSB CEN26LA203Accident · Serious injuriesClass 4 · LimitedFinal reportRobinson Helicopter R66 · Fort Worth, TXThe flight instructor’s delayed remedial action and the student pilot’s failure to maintain helicopter control during hover.NTSB CEN26LA153Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R66 · Arlington, TXThe pilot’s failure to maintain clearance from terrain during the hover taxi.NTSB CEN26LA119Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R66 · Graford, TXThe pilot’s failure to maintain sufficient rotor speed during a practice autorotation to soft terrain which resulted in a loss of control and roll over.NTSB WPR26FA031Accident · 4 fatalClass 3 · FieldPreliminary reportRobinson Helicopter R66 · Ekalaka, MTOn October 22, 2025, about 1830 mountain daylight time, a Robinson Helicopter Co. R66, N67GA, was substantially damaged when it was involved in an accident near Ekalaka, Montana. The pilot and 3 passengers were fatally injured. The helicopter was operated as…NTSB CEN25FA367Accident · 2 fatalClass 3 · FieldPreliminary reportRobinson Helicopter R66 · Lakeville, MNOn September 6, 2025, about 1442 central daylight time, a Robinson Helicopter Company R66 helicopter, N6633L was destroyed when it was involved in an accident near Lakeville, Minnesota. The pilot and passenger were fatally injured. The helicopter was operated…NTSB CEN25LA277Accident · No injuriesClass 3 · LimitedPreliminary reportRobinson Helicopter R66 · Maynard, IAOn July 22, 2025, about 1400 central daylight time, a Robinson Helicopter Company R66 helicopter, N88911, was substantially damaged when it was involved in an accident near Maynard, Iowa. The pilot was uninjured. The helicopter was operated under Title 14…NTSB WPR25LA199Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R66 · Tukwila, WAThe pilot’s failure to maintain yaw control during a takeoff to a hover in a gusting crosswind, which resulted in a loss of directional control and a subsequent hard landing.NTSB ERA25LA229Accident · Minor injuriesClass 3 · LimitedPreliminary reportRobinson Helicopter R66 · Valparaiso, FLOn June 12, 2025, about 1850 eastern daylight time, a Robinson Helicopter R66, N633AF, was substantially damaged when it was involved in an accident near Valparaiso, Florida. The pilot and passenger sustained minor injuries, and a second passenger was not…NTSB ANC25FA044Accident · 2 fatalClass 3 · FieldPreliminary reportRobinson Helicopter R66 · Kaparuk, AKOn June 4, 2025 about 1055 Alaska daylight time, a Robinson R66 turbine-powered helicopter, N962MD, was substantially damaged when it was involved in an accident near Kaparuk, Alaska. The pilot and passenger were fatally injured. The helicopter was operated…NTSB CEN22LA387Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R66 · Millville, MNThe pilot’s inadequate inflight planning resulted in impact with a power line.NTSB CEN22LA006Accident · Minor injuriesClass 4 · LimitedFinal reportRobinson Helicopter R66 · Delta, MOThe pilot’s inadequate inflight planning and his failure to see and avoid a wire which resulted in contact with the wire and subsequent ground impact.NTSB ERA21FA362Accident · 3 fatalClass 3 · FieldFinal reportRobinson Helicopter R66 · Monticello, GAThe pilot’s decision to continue the visual flight rules flight into deteriorating weather conditions during a dark night and over unlit terrain, which resulted in spatial disorientation and a subsequent loss of helicopter control.NTSB CEN21LA421Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R66 · Reynoldsville, ILThe pilot’s failure to maintain clearance from the wire during low altitude operations in windy conditions.NTSB WPR21FA300Accident · 4 fatalClass 3 · FieldFinal reportRobinson Helicopter R66 · Colusa, CAThe pilot’s abrupt flight control input that led to mast bumping and a subsequent in-flight breakup.NTSB CEN21LA348Accident · Serious injuriesClass 4 · LimitedFinal reportRobinson Helicopter R66 · Merry, NEThe pilot’s failure to maintain clearance from a wire during a low-level aerial application flight.NTSB ERA21LA270Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R66 · Waxhaw, NCThe pilot’s failure to maintain clearance from powerlines during a low-level aerial application flight.NTSB ERA21LA171Accident · Serious injuriesClass 3 · LimitedFinal reportRobinson Helicopter R66 · Palmyra, PAThe pilot’s improper judgment to attempt a flight while impaired by medications, which resulted in the helicopter’s abnormal ground contact, loss of control, and collision with terrain.NTSB CEN21LA154Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R66 · Duson, LAThe uncertified pilot’s failure to maintain control of the helicopter when encountering a wind gust while hovering to land.NTSB ANC21LA020Accident · 1 fatalClass 3 · LimitedFinal reportRobinson Helicopter R66 · Kodiak, AKAn impact with ocean waters for reasons that could not be determined based on the available information.NTSB ERA21LA121Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R66 · Knoxville, TNThe pilot’s failure to maintain directional control of the helicopter, which resulted in rear portion of the right skid contacting the ground and a subsequent dynamic rollover.NTSB ERA20LA220Accident · 1 fatalClass 3 · LimitedFinal reportRobinson R66 · Pikeville, NCThe pilot’s failure to see and avoid a small diameter wire during low altitude agricultural spraying operations. Contributing to the accident was the pilot’s insufficient property survey.NTSB ERA20FA074Accident · 2 fatalClass 3 · FieldFinal reportRobinson R66 · Mechanicsburg, PAA severe left roll excursion after the onset of pitch and roll oscillations, which were not arrested by the pilot for undetermined reasons. This resulted in main rotor blade contact with the airframe and a subsequent inflight breakup of the helicopter.NTSB GAA20CA052Accident · No injuriesData collectionFinal reportRobinson R66 · Alexandria, LAThe pilot's fixation on the instrument panel, which resulted in a hard landing.NTSB GAA19CA481Accident · No injuriesData collectionFinal reportRobinson R66 · Vandalia, ILThe pilot's failure to maintain clearance from power lines during an agricultural application flight.NTSB CEN19LA123Accident · Serious injuriesClass 3 · LimitedFinal reportRobinson R66 · St Jacob, ILThe pilot's in-flight collision with an unmarked wire during an aerial application flight; the wire lacked contrast with the surrounding environment.NTSB GAA18CA366Accident · No injuriesData collectionFinal reportRobinson R66 · Cordova, AKThe pilot’s selection of unsuitable terrain for landing, which resulted in impact with brush and a loss of helicopter control.NTSB WPR16FA130Accident · 2 fatalField investigationFinal reportRobinson Helicopter R66 · Wikieup, AZAn encounter with turbulence due to updrafts and/or dust devils that resulted in mast bumping and an in-flight break-up.NTSB GAA16CA290Accident · No injuriesData collectionFinal reportRobinson Helicopter R66 · Beaumont, TXThe non-pilot owner's decision to start the helicopter while awaiting the pilot's arrival, which resulted in a loss of yaw control and a rollover.NTSB WPR16LA075Accident · No injuriesLimited investigationFinal reportRobinson Helicopter R66 · Torrance, CAA vibration of the helicopter, which resulted in an autorotation to soft terrain and subsequent impact of the tail boom with the main rotor. The reason for the vibration could not be determined because postaccident examination revealed no malfunctions or…NTSB ERA15CA079Accident · No injuriesData collectionFinal reportRobinson Helicopter R66 · Henniker, NHThe pilot's failure to maintain aircraft control while landing, which resulted in a collision with a snow bank. Contributing to the accident was ice that covered the landing surface.NTSB CEN15CA039Accident · No injuriesData collectionFinal reportRobinson Helicopter R66 · Baton Rouge, LAAn in-flight bird strike.NTSB ERA13FA336Accident · 5 fatalField investigationFinal reportRobinson R66 · Noxen, PAThe pilot's decision to continue VFR flight into night instrument meteorological conditions, which resulted in spatial disorientation and a loss of control.NTSB CEN12FA001Accident · 1 fatalField investigationFinal reportRobinson Helicopter R66 · Philip, SDThe in-flight separation of the main rotor mast following a mast bumping event. The reason for the mast bumping event could not be determined due to postaccident damage.NTSB ERA11RA398Accident · 2 fatalForeign investigationRobinson R66 · Girardot, ColombiaOn July 12, 2011, about 2041 UTC, or 1541 local, a Robinson Helicopter Company R66, N810AG, registered to Aircraft Guaranty Corporation Trustee, operated by a private individual, collided with terrain near Girardot, Colombia. Visual meteorological conditions…