Allison 250-C30 series
NTSB investigations · 104
Matched to the registry by N-number and event date, newest first.
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_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c.\"mKey\" = a.case_mkey
WHERE a.engine_model_code IN ('03015')
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_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = a.case_mkey
WHERE a.engine_model_code IN ('03015')
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 ERA26LA285Accident · No injuriesClass 4 · LimitedFinal reportBell 206L-3 · Tuscumbia, ALThe pilot’s failure to keep the tail rotor clear of an obstacle while attempting to land.NTSB ERA25FA005Accident · 3 fatalClass 3 · FieldPreliminary reportBell 206L-3 · Owenton, KYOn October 7, 2024, at 1730 eastern daylight time, a Bell 206L3+, N230AE, was destroyed when it was involved in an accident in Owenton, Kentucky. The pilot, a flight nurse, and a flight medic were fatally injured. The helicopter was operated by Air Evac Life…NTSB CEN24LA259Accident · No injuriesClass 4 · LimitedFinal reportBell 206L-3 · Thorntown, INThe pilot’s failure to ensure that the load hose was disconnected from the helicopter before takeoff, which resulted in a loss of control after liftoff and a hard landing.NTSB CEN24FA094Accident · 3 fatalClass 3 · FieldFinal reportBell 206 · Hydro, OKThe helicopter’s inflight collision with cackling geese, resulting in an inflight breakup.NTSB CEN23LA350Accident · No injuriesClass 3 · LimitedFinal reportBell 206 · Carthage, ILA collision with a fence during landing due to the crew’s reduced distance estimation and depth perception while using night vision goggles. Contributing to the accident was the low moon angle, which made viewing the fence more challenging.NTSB ERA23LA309Accident · Serious injuriesClass 3 · LimitedFinal reportBell 206-L4 · Caldwell, OHThe helicopter’s uncontrolled vertical descent and impact with terrain for reasons that could not be determined.NTSB CEN23LA064Accident · Minor injuriesClass 3 · LimitedFinal reportBell 206-L4 · Gulf of Mexico (Gulf of Mexico)The pilot’s improper takeoff technique that allowed the helicopter skid to drift into a helideck light, resulting in a dynamic rollover.NTSB WPR23LA059Accident · No injuriesClass 4 · LimitedFinal reportBell 206-L4 · Ft Worth, TXThe pilot’s improper landing flare, which resulted in a hard landing. Contributing to the accident, was the flight instructor’s inadequate supervision.NTSB ERA22LA347Accident · No injuriesClass 4 · LimitedFinal reportBell 206L-3 · Franklin, PAThe pilot’s inadequate visual lookout while flying at a low level over a river, which resulted in a wire strike.NTSB WPR22LA031Accident · No injuriesClass 4 · LimitedFinal reportBell 206L-3 · Covelo, CAA passenger’s unsecured object departed the cabin resulted in a collision with the tail rotor drive shaft.NTSB WPR21LA338Accident · No injuriesClass 4 · LimitedFinal reportBell 206L-3 · Tillamook, ORThe pilot's failure to maintain clearance from a powerline during a low reconnaissance, with sun glare.NTSB WPR21LA185Accident · No injuriesClass 4 · LimitedFinal reportMcdonnell Douglas Heli 369FF · Palm Gardens, NVThe pilot’s failure to maintain helicopter control during an encounter with a dust devil shortly after takeoff.NTSB WPR21LA133Accident · Minor injuriesClass 4 · LimitedFinal reportBell 206 · Lucerne Valley, CAThe pilot's failure to maintain aircraft control while maneuvering with a tailwind, resulting in the helicopter spinning and colliding with terrain.NTSB ERA20LA229Accident · Serious injuriesClass 3 · LimitedFinal reportBell 206 · Coconut Creek, FLThe pilot’s inadequate fuel planning, which resulted in a total loss of engine power due to fuel exhaustion. Contributing to the accident was the pilot’s failure to recognize the illumination of the low-fuel caution light.NTSB WPR20LA163Accident · 3 fatalClass 3 · LimitedFinal reportBell 206 · Fairfield, CAThe pilot’s failure to maintain adequate clearance from powerlines while conducting external load operations, which resulted in the main rotor contacting a wire and a subsequent collision with terrain.NTSB GAA19CA209Accident · No injuriesData collectionFinal reportBell 206 · Big Pine, FLThe pilot's failure to maintain helicopter control while it was being reloaded with the rotors turning in gusting wind conditions, which resulted in a rotor strike with ground equipment.NTSB WPR19LA071Accident · 1 fatalClass 3 · LimitedFinal reportBell 206 · Ashland, ORThe pilot's decision to continue visual flight into deteriorating weather, which resulted in an encounter with instrument meteorological conditions and spatial disorientation leading to a loss of control.NTSB CEN17FA355Accident · 1 fatalField investigationFinal reportBell 206L 3 · Ancho, NMThe pilot's distraction by a cell phone during a low-altitude flight, which resulted in controlled flight into terrain.NTSB GAA17CA132Accident · Minor injuriesData collectionFinal reportBell Helicopter Textron 206 · Carson City, NVThe pilot-in-command’s delayed remedial action to arrest the right yaw after the bounced landing while operating in a flight regime conducive to the loss of tail rotor effectiveness, which resulted in a roll-over.NTSB CEN16CA393Accident · No injuriesData collectionFinal reportBell 230 · Fargo, NDThe pilot's failure to maintain clearance from the ground obstacle during the landing with gusting winds present.NTSB GAA16CA179Accident · Minor injuriesData collectionFinal reportBell 206 · Supai, AZThe pilot's decision to fly a normal approach and forgetting that the long line remained attached to the helicopter, which resulted in the line snagging on a ridgeline, a loss of lateral control, and a rollover.NTSB ERA15LA280Accident · No injuriesClass 3 · LimitedFinal reportMD Helicopter 369FF · Vega Baja, PRA total loss of engine power due to insufficient lubrication to the engine's No. 2 bearing, which resulted in the failure of the bearing and a subsequent forced landing.NTSB WPR15LA177Accident · No injuriesLimited investigationFinal reportBell 206 L4 · Dewey, AZA total loss of engine power due to the failure of the No. 2 bearing, which resulted from a fractured separator.NTSB CEN15LA229Accident · No injuriesLimited investigationFinal reportBell 206L 3 · Chesterfield, MOThe collision of the helicopter's skid shoe with the runway centerline light during landing, which abruptly stopped the helicopter and resulted in damage to the fuselage.NTSB CEN14FA286Accident · 2 fatalField investigationFinal reportBell 206 L4 · South Timbalier PlatformThe pilot's loss of helicopter control for reasons that could not be determined based on the available information.NTSB CEN14FA122Accident · 3 fatalField investigationFinal reportBell 206L 3 · Silt, COThe pilot’s inadequate preflight planning for a low-level aerial surveillance flight of power transmission lines, which led to his being unaware of the crossing power line while flying toward the sun and his subsequent failure to maintain sufficient clearance…NTSB CEN14FA004Accident · 1 fatalField investigationFinal reportBell 206L 3 · Venice, LAA total loss of engine power due to the liberation of a second stage turbine blade near the blade root due to a high-cycle fatigue crack and subsequent overload. Although extensive testing and materials analysis was performed, the reason for crack initiation…NTSB CEN13TA535Accident · Minor injuriesFinal reportBell 206L-3 · Amistad, NMThe pilot's failure to arrest the descent following an abrupt maneuver to avoid birds, which resulted in an impact with terrain.NTSB CEN13CA276Accident · No injuriesData collectionFinal reportBell 206-L4 · Fort Worth, TXThe flight instructor's inadequate supervision and delayed remedial action during a practice autorotation, which resulted in a hard landing.NTSB CEN13LA310Accident · No injuriesLimited investigationFinal reportBell Helicopter Textron 206L-1 · La Junta, COThe pilot's inadequate compensation for wind during low-altitude operations, which resulted in a loss of tail rotor effectiveness.NTSB CEN12CA191Accident · No injuriesData collectionFinal reportBell 206L-3 · Southern Timbalier 52CAThe pilot’s inadequate preflight inspection when he did not remove a tie-down strap prior to takeoff, which resulted in a dynamic rollover.NTSB ERA12CA095Accident · No injuriesData collectionFinal reportBell 206L-3 · Wingate, NCThe certified flight instructor did not select an adequate landing site for the practice autorotation.NTSB ANC11TA110Accident · No injuriesFinal reportBell 206 B3 · Seward, AKThe pilot's failure to maintain clearance from snow-covered terrain during hover in deteriorating weather and flat light conditions, which resulted in a tail rotor strike.NTSB ERA11LA297Accident · Serious injuriesLimited investigationFinal reportBell 206-L4 · Mobile Block 114CCThe pilot’s operation of the helicopter with a left, quartering headwind, resulting in conditions conducive to a loss of tail rotor effectiveness.NTSB CEN11LA252Accident · Minor injuriesLimited investigationFinal reportBell 206L-3 · (Gulf of Mexico)The loss of engine power due to an engine compressor stall as a result of ingesting methane gas during takeoff.NTSB CEN11CA232Accident · No injuriesData collectionFinal reportBell 230 · Gulf of Mexico, LAThe pilot's failure to maintain adequate clearance from the safety skirting during the repositioning landing.NTSB WPR11GA115Accident · 1 fatalFinal reportMcdonnell Douglas Heli 369FF · Marana, AZAn inadvertent tail rotor strike during an attempted pinnacle landing, which resulted in the pilot's loss of control of the helicopter. Inhospitable terrain/topography contributed to the severity of the accident.NTSB ERA11CA082Accident · Serious injuriesData collectionFinal reportBell 206L-3 · Canal Point, FLThe pilot's failure to maintain clearance from the ground while maneuvering at a low altitude. Contributing to the accident was the pilot’s fatigue.NTSB CEN10IA314Incident · Minor injuriesIncident investigationFinal reportBell 206L-3 · Gulf of MexicoA suspected failure of the tail rotor for undetermined reasons. A contributing factor was the failure of the emergency floats to properly inflate due to improper installment and inspection by maintenance personnel.NTSB CEN10LA036Accident · Serious injuriesLimited investigationFinal reportBell 206 · High Island A-442AA total loss of engine power due to maintenance personnel's failure to correctly torque the Pc line following removal and reinstallation of the turbine module.NTSB ERA09FA419Accident · 3 fatalField investigationFinal reportMD Helicopter 530 (369FF) · Camp Butler, IraqThe pilot’s failure to maintain terrain clearance during a low-level course reversal.NTSB CEN09IA254Incident · No injuriesIncident investigationFinal reportBell 206 · Vick, TXUndetermined.NTSB CEN09FA086Accident · 5 fatalField investigationFinal reportBell 206L-4 · Sabine Pass, TXThe pilot’s failure to maintain clearance from the water. Contributing to the accident was the inadvertent encounter with instrument meteorological conditions.NTSB CHI08FA141Accident · Serious injuriesField investigationFinal reportSikorsky S-76A · Grand Rapids, MIThe pilot's failure to maintain tail rotor obstacle clearance from a tower during takeoff.NTSB NYC08FA071Accident · 3 fatalField investigationFinal reportBell 206L-3 · Cherokee, ALThe pilot's failure to maintain control of the helicopter during an out-of-ground-effect hover. Contributing to the accident was a loss of tail rotor effectiveness.NTSB DFW07LA169Accident · No injuriesLimited investigationFinal reportBell 206L-3 · High Island 138The loss of control as result of the pilot's failure to maintain rotor RPM during takeoff.NTSB DFW07LA011Accident · Minor injuriesLimited investigationFinal reportSikorsky S-76A++ · Eugene Isl 259The flight crew's failure to maintain clearance with the water and their diverted attention to secondary tasks while preparing to land. Contributing factor were the low ceilings and the heavy rains restricting their visibility.NTSB SEA06CA161Accident · No injuriesData collectionFinal reportBell 206L-3 · Salt Lake City, UTThe failure of the pilot to maintain clearance by allowing the helicopter to drift backwards, resulting in its tail rotor striking a hangar.NTSB DEN06LA096Accident · Minor injuriesLimited investigationFinal reportBell 206L-3 · Taos, NMthe loss of tail rotor effectiveness during landing, and the pilot's delayed remedial action to counteract a right yaw, which resulted in a loss of directional control and collision with terrain. A contributing factor was the pilot's failure to perform…NTSB SEA06LA121Accident · Minor injuriesLimited investigationFinal reportBell 206L · Vernal, UTThe loss of tail rotor effectiveness during an attempted precationary landing after a takeoff over uneven, sloping, brush-covered terrain. Factors include the pilot using the wrong performance chart while completing his preflight performance calculations, the…
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