NTSB investigations: Bell 206B
17 cases on aircraft the registry lists as Bell 206B, where the sequence of events included Loss of engine power (total). 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
| 2010 | 1 |
|---|---|
| 2012 | 3 |
| 2013 | 2 |
| 2014 | 1 |
| 2015 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2024 | 1 |
| 2025 | 2 |
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 ('1181511')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s.\"tier2Number\" = '341' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE \"isDefiningEvent\")))
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 ('1181511')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '341' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
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 WPR25LA134Accident · No injuriesClass 3 · LimitedPreliminary reportBell 206B · Amboy, WAOn April 14, 2025, about 1800 Pacific daylight time, a Bell 206B, N16671, was substantially damaged when it was involved in an accident near Amboy, Washington. The pilot was not injured. The helicopter was operated as a Title 14 Code of Federal Regulations,…NTSB ERA25LA156Accident · Serious injuriesClass 4 · LimitedFinal reportBell 206 · Chamblee, GAThe pilot’s inadequate fuel planning, which resulted in a total loss of engine power during approach due to fuel exhaustion.NTSB GAA24WA292Accident · No injuriesClass 5 · ForeignBell 206 · Arroyo Agua, Dominican RepublicNTSB ERA21FA130Accident · 4 fatalClass 3 · FieldFinal reportBell 206 · St Thomas, CBA total loss of engine power due to fatigue failure of two of the stage 3 compressor blades. Contributing to the failure of the compressor blades was the failure of maintenance personnel to inspect the compressor at the recommended interval for operation in…NTSB ERA21LA023Accident · No injuriesClass 3 · LimitedFinal reportBell 206 · Zephyrhills, FLImproper torquing of the “B” nut at the fuel control unit, which led to a total loss of engine power and subsequent autorotation that resulted in substantial damage.NTSB CEN19LA309Accident · No injuriesClass 3 · LimitedFinal reportBell 206 · Walkerton, INThe partial loss of engine power due to fuel contamination.NTSB WPR19LA122Accident · No injuriesClass 3 · LimitedFinal reportBell 206 · Oakridge, ORA total loss of engine power following the failure of a 3rd stage turbine blade due to low- and high-cycle fatigue.NTSB ERA18LA183Accident · 1 fatalLimited investigationFinal reportBell 206 · Rio Grande, PRA total loss of engine power due to oil exhaustion, which resulted in an uncontrolled descent and hard landing.NTSB WPR17LA071Accident · No injuriesLimited investigationFinal reportBell 206B · Firebaugh, CAA total loss of engine power due to fuel exhaustion. Contributing to the accident was the improper calibration of the fuel quantity gauge, which led the pilot to believe that there was adequate fuel onboard.NTSB CEN15LA370Accident · No injuriesLimited investigationFinal reportBell 206B · Cresco, IAThe loss of engine power due to the high-cycle fatigue failure of the third-stage turbine wheel.NTSB ERA15CA018Accident · No injuriesData collectionFinal reportBell 206B · Prattville, ALThe pilot's improper fuel planning, which resulted in a total loss of engine power due to fuel exhaustion.NTSB CEN13LA378Accident · No injuriesLimited investigationFinal reportBell 206B · St Louis, MOThe loss of engine power due to the separation of compressor blades, which resulted from fatigue cracking.NTSB CEN13LA158Accident · No injuriesLimited investigationFinal reportBell 206B III · Ponderosa, NMA total loss of engine power for reasons that could not be determined because the postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation.NTSB WPR12CA236Accident · No injuriesData collectionFinal reportBell 206B · Burbank, WAThe failure of maintenance personnel to properly torque an air tube fitting, which resulted in a total loss of engine power.NTSB ERA12LA366Accident · No injuriesLimited investigationFinal reportBell 206B · Longboat Key, FLUnknown personnel's failure to comply with the engine manufacturer's engine fuel pump replacement guidance, which resulted in a total loss of engine power due to the engine fuel pump failure.NTSB CEN12LA141Accident · No injuriesLimited investigationFinal reportBell 206B · Irving, TXA total loss of engine power due to fuel exhaustion as a result of the pilot’s inadequate fuel planning.NTSB WPR10CA314Accident · No injuriesData collectionFinal reportBell 206B · Rickreall, ORA total loss of engine power due to fuel exhaustion as a result of the pilot's failure to ensure that adequate fuel was aboard for the flight.