NTSB investigations: Rolls-Royce 250-C30
12 cases on aircraft whose registry engine model is Rolls-Royce 250-C30. 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
| 2006 | 1 |
|---|---|
| 2009 | 1 |
| 2018 | 1 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 1 |
| 2026 | 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.engine_model_code IN ('54023'))
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.engine_model_code IN ('54023'))
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 WPR26FA121Accident · 1 fatalClass 3 · FieldPreliminary reportMD Helicopters 369FF · Mojave, CAOn March 9, 2026, about 1517 Pacific daylight time, an MD Helicopters 369FF, N530XX, was destroyed when it was involved in an accident near Mojave, California. The pilot was fatally injured. The helicopter was operated as a Title 14 Code of Federal…NTSB WPR26FA074Accident · 4 fatalClass 3 · FieldPreliminary reportMD Helicopters 369FF · Superior, AZOn January 2, 2026, at about 1100 mountain standard time, an MD Helicopters MD369FF helicopter, N3502P, was substantially damaged when it impacted a highline/slackline near Superior, Arizona. The pilot and three passengers were fatally injured. The helicopter…NTSB CEN25LA098Accident · No injuriesClass 4 · LimitedFinal reportMD Helicopters 369FF · Cookville, MOThe pilot’s failure to maintain adequate clearance from a tree during the low altitude operation.NTSB WPR24LA239Accident · No injuriesClass 4 · LimitedFinal reportMcdonnell Douglas Helicopter 369 · Mesa, AZThe pilot receiving instruction’s failure to maintain helicopter control during autorotation, which resulted in a dynamic rollover. Contributing to the accident was the delayed remedial action from the flight instructor.NTSB WPR24LA028Accident · No injuriesClass 4 · LimitedFinal reportMD Helicopters 369FF · Mesa, AZThe pilot’s failure to maintain a proper autorotation profile during deceleration that resulted in the tail rotor assembly impacting the ground.NTSB CEN23LA389Accident · No injuriesClass 4 · LimitedFinal reportMcdonnell Douglas Heli 530FF · Liberty Hill, TXThe pilot’s improper recovery from a practice autorotation resulting in a hard landing. Contributing to the accident was the instructor’s inadequate supervision of the pilot receiving instruction.NTSB WPR22LA340Accident · Minor injuriesClass 3 · LimitedFinal reportBell Helicopter Textron 206L-1 · Banning, CAThe improper attachment of the tail rotor drive shaft to the air conditioner drive pulley without a drive ring, which resulted in the failure of the hardware, a loss of tail rotor drive, and the loss of control of the helicopter followed by a hard landing and…NTSB CEN22LA402Accident · No injuriesClass 3 · LimitedFinal reportMD Helicopters 369E · Pearland, TXThe pilot receiving instruction’s failure to maintain aircraft control, and the flight instructor’s delayed remedial action, which resulted in a hard landing.NTSB WPR21LA183Accident · No injuriesClass 4 · LimitedFinal reportMD Helicopters 369FF · Mesa, AZA tail rotor blade strike to an undetermined object while practicing approaches to unimproved terrain.NTSB GAA18CA378Accident · No injuriesData collectionFinal reportMcdonnell Douglas Heli 369 · Yabucoa, PRThe pilot's failure to maintain main rotor clearance from a fiber line while picking up a lineman.NTSB WPR10FA085Accident · Serious injuriesField investigationFinal reportEurocopter AS350BA (FX2) · Hana, Maui, HIAn uncommanded engine shutdown due to an improperly calibrated fuel control unit (FCU) and power turbine governor (PTG). Also causal was the operator’s inadequate maintenance practices and procedures that failed to properly assess and correct the FCU and PTG…NTSB CHI06CA266Accident · No injuriesData collectionFinal reportMD Helicopters 369FF · Port Clinton, OHThe pilot not maintaining clearance from the water during the survey flight. A factor was the low altitude the survey flight was flown at.