NTSB investigations: CFM International CFM56-7B27E series
5 cases on aircraft whose registry engine model is CFM International CFM56-7B27E series, where the defining event was Turbulence encounter. 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
| 2015 | 1 |
|---|---|
| 2016 | 1 |
| 2021 | 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.engine_model_code IN ('13078')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e.\"isDefiningEvent\" AND e.\"tier2Number\" = '360'))
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 ('13078')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '360'))
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 DCA25LA241Accident · Serious injuriesClass 4 · LimitedFinal reportBoeing 737-8H4 · Barlow Bend, ALThe airplane’s encounter with unanticipated turbulence during descent, resulting in a serious injury to a flight attendant.NTSB DCA25LA238Accident · Serious injuriesClass 4 · LimitedFinal reportBoeing 737-924ER · Fort Myers, FLThe airplane’s inadvertent encounter with convective turbulence during descent, which resulted in serious injuries to two flight attendants.NTSB DCA22LA012Accident · Serious injuriesClass 4 · LimitedFinal reportBoeing 737-8H4 · Lexington, VAThe airplane’s inadvertent encounter with convective turbulence.NTSB DCA16CA182Accident · Serious injuriesData collectionFinal reportBoeing 737-932ER · Las Vegas, NVAn encounter with wake turbulence that resulted in a flight attendant injury.NTSB DCA16CA010Accident · Serious injuriesData collectionFinal reportBoeing 737-924ER · Plevna, KSAn inadvertent encounter with clear air turbulence resulting in a serious injury to a flight attendant.