NTSB investigations: Bell Helicopter Textron 206L-1
22 cases on aircraft the registry lists as Bell Helicopter Textron 206L-1, where the first occurrence was “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
| 1982 | 1 |
|---|---|
| 1983 | 2 |
| 1984 | 1 |
| 1987 | 2 |
| 1988 | 1 |
| 1989 | 1 |
| 1993 | 1 |
| 2000 | 2 |
| 2001 | 1 |
| 2002 | 4 |
| 2003 | 1 |
| 2005 | 2 |
| 2007 | 3 |
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 ('1182107')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 250))
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 ('1182107')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 250))
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 DFW08FA053Accident · 1 fatalField investigationFinal reportBell 206L1 · Venice, LAThe pilot’s decision to continue to the destination landing platform in weather conditions below the company’s weather minimums and his failure to maintain aircraft control during the approach. Contributing to the passenger fatality and the severity of the…NTSB LAX08CA018Accident · No injuriesData collectionFinal reportBell 206L-1 · Ramona, CAThe pilot's failure to maintain control and correct a descent and a loss of tail rotor effectiveness while maneuvering at a low altitude and reduced airspeed.NTSB DFW07LA171Accident · Serious injuriesLimited investigationFinal reportBell 206L-1 · Marks, MSThe loss of control and hard landing as result of the loss of tail rotor effectiveness. A contributing factor was the prevailing dark night conditions.NTSB DFW05CA121Accident · No injuriesData collectionFinal reportBell 206L-1 · Georgetown, TXThe pilot's improper flare resulting in a hard landing.NTSB DFW05FA073Accident · 1 fatalField investigationFinal reportBell 206-L1 · Gentry, ARThe pilot’s improper decision to maneuver in an environment conducive to a loss of tail rotor effectiveness.NTSB CHI03FA056Accident · 1 fatalField investigationFinal reportBell 206L-1 · B.S. 53, LAThe improper approach by the pilot and the settling with power encountered by the pilot.NTSB IAD03LA015Accident · No injuriesLimited investigationFinal reportBell 206L1 · Albany, KYThe pilot's inadequate in-flight planning, which resulted in an angle of approach in relative wind conditions conducive to a loss of helicopter tail rotor effectiveness. A factor was the obstacles surrounding the landing field.NTSB FTW03LA015Accident · Serious injuriesLimited investigationFinal reportBell 206L-1 · Edinburg, TXThe loss of tailrotor effectiveness due to the right quartering tailwind, which resulted in a hard landing. Factors were the lack of suitable surrounding terrain for landing, which included numerous surrounding obstacles, and the tailwind.NTSB CHI02FA288Accident · 4 fatalField investigationFinal reportBell 206L-1 · Doland, SDPilot spatial disorientation while flying in dark night conditions, resulting in a loss of aircraft control; and the company's inadequate remedial actions after identifying the pilot's night flying deficiency over areas without lighted references. A factor to…NTSB DEN02LA044Accident · Serious injuriesLimited investigationFinal reportBell 206L-1 · Salem, UTa loss of tail rotor effectiveness during takeoff. A contributing factor was the wind gusts.NTSB FTW01LA172Accident · Serious injuriesLimited investigationFinal reportBell 206-L1 · Wc 173the pilot's failure to maintain yaw control of the helicopter during approach.NTSB LAX01LA013Accident · Minor injuriesLimited investigationFinal reportBell 206L-1 · Grand Canyon, AZThe pilot's in-flight loss of control during liftoff due to his improper planning and decisions. Related factors were the high density altitude and helicopter weight condition, and the lack of a suitable takeoff area.NTSB LAX00GA286Accident · 1 fatalFinal reportBell 206L-1 · Montello, NVThe loss of control in hovering flight and impact with terrain for undetermined reasons.NTSB DEN93LA060Accident · Minor injuriesLimited investigationFinal reportBell 206L-1 · Mead, COA failure by the pilot in command to compensate for wind conditions and maintain control of the helicopter. A factor was: unfavorable wind conditions.NTSB FTW90FA046Accident · Serious injuriesField investigationFinal reportBell 206L-1 · S Marsh Is 7The pilot's failure to recognize and correct a situation involving loss of tail rotor effectiveness, resulting in loss of aircraft control.NTSB CHI88FA079Accident · Serious injuriesField investigationFinal reportBell 206L-1 · Taylorville, ILThe helicopter experienced a loss of control while in slow flight out of ground effect. The helicopter impacted the ground in a black plowed field during a period of low visibility due to snow. The occurrence happened in a remote area with few ground…NTSB FTW87LA165Accident · Minor injuriesLimited investigationFinal reportBell 206L-1 · Venice, LAThe pilot was repositioning the aircraft after a phase iv inspection. The aircraft lifted off the pad and made several clockwise revolutions, descended out of control, impacted the ground and rolled over on its right side. Investigation revealed the number 1…NTSB DEN87FA147Accident · 4 fatalField investigationFinal reportBell 206L-1 · Choteau, MTThe EMS helicopter was returning to great falls, MT, on 6/5/87 when it crashed. Its occupants had earlier participated in a rescue seminar at many glacier, MT. The wreckage was not found until 6/9/87. A video tape recovered from the wreckage disclosed the…NTSB FTW84LA119Accident · Minor injuriesLimited investigationFinal reportBell 206L-1 · Cedar Hill, TXPurpose of the flt was to check for oil leaks after maintenance was performed. Shortly after takeoff, at an alt of 50 to 100 ft AGL, the plt noticed a '2 per rev vibration' and decided to land in a field. When aprx 5 ft AGL the plt felt what he described as a…NTSB DEN83LA200Accident · Serious injuriesLimited investigationFinal reportBell 206L-1 · Tucker, UTThe helicopter was being used on a seismic data acquistion operation. While landing by a road in mountainous terrain at an elevation of aprx 8400 ft, the helicopter was observed to approach to a hover over the roadway. A considerable amount of dust was blown…NTSB FTW83LA132Accident · Serious injuriesLimited investigationFinal reportBell 206L-1 · Shipshoal 295Reportedly, the winds were variable a 2 to 4 KTS as the plt began his approach to an off-shore oil rig. He stated that he chose to terminate the landing from a 4 ft hover. At aprx 15 ft above & 5 ft short of the helipad, the helicopter began to drop at an…NTSB FTW82DA055Accident · No injuriesFinal reportBell 206L-1 · Gulf Of MexicoThe helicopter was landed on an oil rig platform for refueling. The pilot stated that after refueling, he turned into the wind and took off. As the helicopter cleared the platform, it yawed left and pitched nose down. The pilot applied collective to cushion…