NTSB investigations: Bell Helicopter Textron 206L-1
187 cases on aircraft the registry lists as Bell Helicopter Textron 206L-1. 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.
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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'))
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'))
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 FTW93LA081Accident · Minor injuriesLimited investigationFinal reportBell 206L-1 · Vermillion 39The pilot's failure to maintain proper altitude.NTSB LAX92T#A04Accident · No injuriesClass 3Final reportBell 206L-1 · Fort Irwin, CANTSB MIA92LA005Accident · No injuriesLimited investigationFinal reportBell 206-L-1 · Hollywood, FLThe failure of the pilot to maintain rotor RPM and the failure of the CFI to monitor the controls.NTSB LAX91TL#08Accident · 1 fatalClass 3Final reportBell 206L-1 · Lake Alpine, CANTSB FTW91FA035Accident · 2 fatalField investigationFinal reportBell 206L-1 · S Tim Blk 198For undetermined reason(s), the helicoper crashed at sea (gulf of Mexico) in an area with a low ceiling, rain, and thunderstorms.NTSB FTW91LA023Accident · No injuriesLimited investigationFinal reportBell 206L-1 · W.Cameron 266Failure of the helicopter's aft landing gear crosstube assembly due to fatigue.NTSB FTW90FA178Accident · 1 fatalField investigationFinal reportBell B206LI · Port O'Connor, TXThe pilot's failure to maintain proper altitude. Factors were the pilot's decision to fly into the known adverse weather and the weather/light conditions.NTSB ANC90FA117Accident · Serious injuriesField investigationFinal reportBell 206L-1 · Farewell, AKAn internal engine failure due to a thermal fatigue failure of the 1st stage turbine wheel as a result of overtemperature. The high rough/uneven terrain prevented a successful autorotation.NTSB FTW90LA096Accident · Serious injuriesLimited investigationFinal reportBell 206L-1 · E. Island Blk15The loss of continuity in the compressor section of the engine due to a fatique failure of the spur adapter gear shaft.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 FTW89FA133Accident · 2 fatalField investigationFinal reportAerospatiale AS-350-D · Galveston, TXFailure of both pilots to see-and-avoid the other aircraft (inadequate visual lookout).NTSB MIA89IA186Incident · No injuriesIncident investigationFinal reportBell 206L-1 · Chiefland, FLEngine failure due to failure of the first stage turbine wheel disk.NTSB FTW89LA039Accident · Minor injuriesLimited investigationFinal reportBell 206L-1 · S. Timbalier 75 (Gulf of Mexico)The loss of control of the helicopter due to an undetermined failure of the tail rotor control system.NTSB MKC89FA043Accident · 3 fatalField investigationFinal reportBell 206L-1 · Cape Girardeau, MOThe helicopter was dispatched at night on an emerg med svc (EMS) flt fm a hospital at Cape Girardeau, MO. Purpose of theflt was to transport a patient fm a hospital at marion, IL, to Cape Girardeau. Wx at Cape Girardeau deteriorated after the acft departed.…NTSB LAX89LA073Accident · 1 fatalLimited investigationFinal reportBell 206L-1 · Oakland, CAPilots intentional flight into known adverse weather condititions from which he inadvertently descended into the water at a high rate of speed. Contributing to the accident was the pilot's failure to obtain a weather briefing; lack of recent instrument flying…NTSB MKC89LA041Accident · Minor injuriesLimited investigationFinal reportBell 206L-1 · Linwood, KSPoor in-flight planning and decision, inadequate visual lookout, and clearance not attained by the pilot in command.NTSB FTW89LA021Accident · Serious injuriesLimited investigationFinal reportBell 206L-1 · Gulf-Of-Mexico (Gulf of Mexico)Engine failure for undetermined reasons and the pilot misjudging his altitude during the flare resulting in a hard landing.NTSB NYC89FA013Accident · Serious injuriesField investigationFinal reportBell 206L-1 · Wallingford, CTThe acft lost power and crashed in a tractor trailer parking lot, destroying the helicopter and causing serious injuries to the pilot and one passenger. The investigation revealed an improper fuel flow switch, which had no check valve protection installed on…NTSB LAX88FA330Accident · No injuriesField investigationFinal reportBell 206L-1 · Santa Barbara, CAFailure of the #1 turbine wheel. Contributing to this accident was the unreported over temperature cycles of the engine. Also contributing was the unsuitability of the landing surface from the presence of the 1/4 inch steel sheeting.NTSB FTW88DPA10Accident · No injuriesFinal reportBell 206L-1 · Fort Worth, TXThe rated helicopter pilot was undergoing recurrent training with an instructor at a training field. During a practice autorotation to a landing, the helicopter went into a high sink rate with a low main rotor RPM. The helicopter touched down hard in a tail…NTSB LAX88LA304Accident · Serious injuriesLimited investigationFinal reportBell 206L-1 · Barrett Junct., CAWhile descending into a canyon, the aircraft struck powerlines, went into an uncontrolled descent and collided with the terrain. The pilot stated that he could not see the powerlines and that his visibility was restricted by the sun. All four passengers…NTSB FTW88DRD10Accident · No injuriesFinal reportBell 206L-1 · Houma, LAShortly after liftoff, the helicopter experienced a power loss at 300 feet. During the emergency landing in a wet swampy area with very high vegetation, the helicopter landed hard, and the main rotor blades struck the tailboom. At a post accident inspection,…NTSB NYC88FA166Accident · 2 fatalField investigationFinal reportBell 206L-1 · Springtown, PAWhile in cruise flight, ground witnesses observed the helicopter make two violent roll maneuvers followed by an in-flight breakup. Aircraft wreckage was spread over an area of approximately 10 acres. Examination of the wreckage revealed that the collective…NTSB MKC88FA070Accident · Serious injuriesField investigationFinal reportBell 206L-1 · Springfield, MOWhile enroute to a vehicle accident the pilot encountered instrument flight conditions. As a result of flying into fog and turning on his night scanner light, the pilot experienced spatial disorientation and failed to maintain aircraft control. The pilot…NTSB NYC88LA116Accident · No injuriesLimited investigationFinal reportBell 206L · Allentown, PADuring an FAA flight check an autorotational descent was made with a planned power recovery, the helicopter fell through the maneuver and collided with the ground. The main rotor blades flexed downward, striking the horizontal fin winglets and the tail boom.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 FTW87LA195Accident · No injuriesLimited investigationFinal reportBell 206L-1 · New Iberia, LACrew performing practice touchdown autorotations during a trng flt. On 4th autorotation, acft touched down with excess grnd speed and skidded for approx 75' on the wet, soft grass. When crew applied power back to flight RPM they heard a grinding sound and…NTSB FTW87LA194Accident · Minor injuriesLimited investigationFinal reportBell 206L-1 · Eugene IslandThe acft experienced a main rotor blade strike during takeoff from an offshore platform. The rotor blade struck the underside of a cable raceway on a drilling rig that was situated adjacent to the platform helideck. The raceway was 9 feet laterally and 22…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 FTW87LA057Accident · 2 fatalLimited investigationFinal reportBell 206L-1 · Matagorda 665The plt took off fm an off-shore oil platform with 3 pax on board. Shortly after depg, he transmitted a 'mayday,' but did not state the nature of the emerg. A pax rprtd that the eng sound changed & the plt told him to 'get the raft out.' Subsequently, the…NTSB SEA87MA034Accident · 3 fatalMajor investigationFinal reportBell 206L-1 · Pendleton, ORThe helicopter departed Pendleton on an emerg med svc/med-evac (EMS) flt to transport a patient to portland. After delivering the patient, the plt took off on the rtn flt with 2 med psnl aboard. Drg arrival at 1658 PST, he requested a special VFR (svfr)…NTSB ATL87MA035Accident · 4 fatalMajor investigationFinal reportBell 206L-1 · Jamestown, TNThe helicopter was being used in an emerg med svc/med-evac (EMS) opn. At 0230, the plt obtained a partial wx briefing. He was advised of flt prctns for IFR wx thru-out the area with low ceilings, fog, precip & mtns obscd. The flt departed nashville at 0245 &…NTSB SEA86LA204Accident · Minor injuriesLimited investigationFinal reportBell 206L-1 · Grangeville, IDThe helicopter plt was on an emergency medical service (ems/medivac) flt to transport survivors from an airplane accident. He landed at night on a ridge about 1/4 mi from the airplane crash site. At about 2400 MDT, the plt attempted to takeoff from the…NTSB FTW86LRA07Accident · Serious injuriesFinal reportBell 206L-1 · Sabine Pass, TXAcft encountered deteriorating weather enroute from shore to an oil rig that was under tow in the gulf of Mexico. Upon encountering IMC conditions, the plt climbed to 600' AGL for better obstacle clearance and turned back toward the beach. During a subsequent…NTSB FTW86FPA10Accident · No injuriesFinal reportBell BH206L-1 · Hurst, TXThe instructor plt was demonstrating an autorotation from the 'top of the height-velocity' curve. The CFI zeroed the airspeed and entered the autorotation at an alt of aprx 400 ft AGL. The acft touched down hard, spreading the skids, severing the tail boom…NTSB LAX86MA050Accident · 1 fatalMajor investigationFinal reportBell 206L-1 · San Pedro, CATwo Bell 206L'S (N3913Z oprd by helitrans, N5759Y oprd by island express) deptd avalon 2 min apart on flts to San Pedro. Arr route at destn was ovr a RVR with angling fnl acph arnd a floating restaurant (fr). Heliport (HP) was in congested area nr bridge,…NTSB MKC86FA020Accident · 1 fatalField investigationFinal reportBell 206L-1 · Mansfield, MOAfter departing west plains hospital for springfield, transferring a critically injured patient, the plt of the EMS helicopter began to encounter deteriorating weather. The plt was concerned about the close spread of temperature and dew point, but had…NTSB FTW85LA295Accident · Minor injuriesLimited investigationFinal reportBell 206L-1 · South MarshThe plt was initiating a takeoff from a hover off an offshore oil rig. As he lowered the nose for takeoff, he heard a loud noise emit from the tailboom area & the acft began rotating to the right. The plt continued to apply pwr and autorotated to the water.…NTSB FTW85FA287Accident · Serious injuriesField investigationFinal reportBell 206L-1 · Saginaw, TXThe helicopter had landed in the road to pick up an injured auto accident patient. The plt made an aerial check prior to landing to the west in a calm wind condition. The patient was loaded in a secure stretcher and all was ready for liftoff. The plt stated…NTSB FTW85FA100Accident · No injuriesField investigationFinal reportBell 206L-1 · Lafayette, LAThe acft departed at 2040 CST as a flt of 2 on a ferry flt. Shortly after level-off at 700 ft and power stabilized at 72% torque the engine failed and the acft yawed left and right. An autoration was initiated into a soft plowed field with a slight…NTSB LAX85LA092Accident · No injuriesLimited investigationFinal reportBell 2061-1 · Santa Barbara, CADuring takeoff & departure, the helicopter climbed to about 150 ft AGL & started to proceed over water. As it crossed over the shoreline near the end of the rwy, the eng flamed out. The plt turned about 120 deg back toward a Beech area & made an autorotative…NTSB FTW85LA089Accident · No injuriesLimited investigationFinal reportBell 206L-1 · Houma, LAThe plt departed into known bad wx with low ceilings and poor visibility. Very shortly after takeoff the plt elected to return to the arpt. During a descending right turn the plt broke out of IMC at a very low altitude. He pulledcollective but still landed…NTSB FTW84LA414Accident · No injuriesLimited investigationFinal reportBell 206L-1 · West Delta 105While in cruise flt, total pwr loss was experienced. Plt setup autorotative water landing, deployed emergency floats. Right float was not fully inflated by water touchdown, acft rolled right to inverted position. Eng teardown revealed carbon buildup between…NTSB FTW84LA316Accident · Minor injuriesLimited investigationFinal reportBell 206L-1 · High Isl Blk298The helicopter skid contacted a net fence around the landing platform on an oil rig. The safety net broke and the acft rocked over the side of the platform. The plt attempted to autorotate into the water. The landing was hard and one floatseparated. The…NTSB ANC84LA071Accident · No injuriesLimited investigationFinal reportBell 206L-1 · Mt Mckinley Vil, AKThe helicopter experienced an engine failure while cruising at about 600 ft AGL. The pilot made a forced landing during which the main rotor blades collided with trees. Examination of the aircraft fuel system revealed that the check valves located in the fuel…NTSB NYC84LA155Accident · No injuriesLimited investigationFinal reportBell 206 · Boston, MAAfter takeoff, the helicopter was climbing thru 200 to 300 ft AGL, at 50 to 60 KTS, when a partial loss of power occurred. This was followed immediately by a complete loss of power. The plt initiated an autorotation & landed in a railroad switching area where…NTSB FTW84LA154Accident · Serious injuriesLimited investigationFinal reportBell 206L-1 · Intracstl City, LAThe helicopter collided with marsh terrain while spotting dead alligators. The plt does not remember events of the accident. The helicopter operator stated the helicopter appeared to have impacted at a low airspeed at a normal RPM. The emergemcy floats were…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 FTW84LA118Accident · Minor injuriesLimited investigationFinal reportBell 206L-1 · Venice, LAAbout 10 min after departing an offshore platform, the plt encountered an area of fog. He descended to aprx 200 ft, slowed to 40 KTS & started turning back. As he was turning, he was looking to the right to locate a petroleum production facility to use as a…