NTSB investigations: Robinson Helicopter R44
22 cases on aircraft the registry lists as Robinson Helicopter R44, where NTSB found Altitude. 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
| 2009 | 1 |
|---|---|
| 2010 | 2 |
| 2011 | 1 |
| 2012 | 2 |
| 2014 | 3 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2023 | 2 |
| 2024 | 1 |
| 2026 | 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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7640120')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE f.case_mkey = x.case_mkey AND f.aircrafts_position = x.position AND starts_with(f.\"findingCode\", '01062012')))
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 ('7640120')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE f.case_mkey = x.case_mkey AND f.aircrafts_position = x.position AND starts_with(f."findingCode", '01062012')))
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 CEN26LA289Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R44 Raven 1 · Scribner, NEThe pilot's failure to maintain clearance from power lines while maneuvering at low-level altitude during an agricultural operation.NTSB CEN25LA067Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R44 · Galveston, TXThe pilot’s failure to maintain terrain clearance during the takeoff from the helipad in high and gusting wind conditions, that resulted in the right skid extension embedding in the artificial turf, and a subsequent dynamic rollover sequence.NTSB CEN23LA328Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R44 · Hanlontown, IAThe pilot’s failure to maintain clearance from a cable during spray operations.NTSB CEN23LA086Accident · Minor injuriesClass 4 · LimitedFinal reportRobinson Helicopter R44 · Fowlerton, TXThe pilot’s failure to maintain clearance with trees, which resulted in an uncontrollable spin due to tail rotor damage.NTSB CEN21LA350Accident · Minor injuriesClass 4 · LimitedFinal reportRobinson Helicopter R44 · Waukon, IAThe pilot’s failure to maintain adequate clearance from a powerline during an agricultural application pass.NTSB WPR21LA021Accident · Minor injuriesClass 4 · LimitedFinal reportRobinson R44 · Pahrump, NVThe pilot’s failure to maintain helicopter control while hovering low over a body a water while facing into the sun, which resulted in a loss of visual reference and subsequent impact with the lake surface.NTSB GAA19CA509Accident · Serious injuriesData collectionFinal reportRobinson R44 · Cypress Island, WAThe pilot's failure to maintain adequate clearance from a tree while maneuvering at a low altitude.NTSB WPR19FA175Accident · 1 fatalClass 3 · FieldFinal reportRobinson R44 · Two Harbors, CAThe pilot's continued visual flight into instrument meteorological conditions, which resulted in controlled flight into terrain.NTSB CEN18FA215Accident · 1 fatalField investigationFinal reportRobinson Helicopter R44 · Oshkosh, WIThe pilot's decision to fly over the river at a low altitude and his failure to maintain clearance with wires during low-level flight.NTSB GAA18CA247Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 · Sonora, TXThe pilot’s failure to maintain clearance from trees while maneuvering at a low altitude.NTSB CEN18LA025Accident · Serious injuriesLimited investigationFinal reportRobinson Helicopter R44 · Larchwood, IAThe pilot's loss of situational awareness, which resulted in his failure to maintain adequate clearance from powerlines.NTSB GAA17CA151Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 · Holtville, CAThe pilot’s initiation of a left turn at a low altitude with low airspeed and a tailwind while operating near maximum gross weight, which resulted in the helicopter losing altitude, touching down on a dirt surface, and a subsequent dynamic rollover.NTSB ERA16FA143Accident · 1 fatalField investigationFinal reportRobinson R44 · Canadensis, PAThe pilot's loss of control due to spatial disorientation, which occurred after ascending in order to clear rising terrain and inadvertently entering the clouds.NTSB CEN15CA025Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 · Harper, TXThe pilot's failure to maintain clearance from trees while maneuvering.NTSB CEN14CA426Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 · Lancaster, WIThe pilot's inadequate monitoring of the environment and failure to maintain clearance from transmission wires during an aerial application flight.NTSB CEN14CA403Accident · Minor injuriesData collectionFinal reportRobinson Helicopter R44 · Allen, NEThe pilot did not ensure sufficient obstacle clearance for potential wind conditions, which resulted in his loss of control of the helicopter.NTSB CEN12LA669Accident · Minor injuriesLimited investigationFinal reportRobinson Helicopter R44 · Nocona, TXThe noncertificated pilot’s operation of the helicopter, which resulted in impact with the water.NTSB ERA12LA429Accident · No injuriesLimited investigationFinal reportRobinson Helicopter R44 · Tallahassee, FLThe pilot’s failure to maintain awareness of the helicopter’s altitude while attempting to troubleshoot the clutch actuator warning light, which resulted in an inadvertent descent and impact with water. Contributing to the accident was the pilot's possible…NTSB CEN11FA666Accident · 2 fatalField investigationFinal reportRobinson Helicopter R44 · Curren, MIThe non-instrument-rated pilot's decision to continue visual flight into instrument meteorological conditions, which resulted in controlled flight into trees and the ground. Contributing to the accident was the pilot's impairment from multiple drugs.NTSB CEN10CA251Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 · Baraboo, WIThe pilot's failure to maintain clearance with crops while maneuvering during aerial application.NTSB ANC10CA040Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 · Seward, AKThe pilot's failure to maintain clearance from snow-covered terrain while hovering in flat light conditions, which resulted in a dynamic rollover.NTSB ERA09FA417Accident · 4 fatalField investigationFinal reportRobinson Helicopter R44 · Boonsboro, MDThe pilot’s improper decision to depart on a visual flight rules (VFR) flight at night in adverse weather conditions in close proximity to rising mountainous terrain in a helicopter that was only certified to be operated under VFR and his subsequent failure…