NTSB investigations: CFM International CFM56 series

30 cases on aircraft whose registry engine model is CFM International CFM56 series, where the first occurrence was “In flight encounter with weather”. 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

19872026
NTSB investigations: CFM International CFM56 series per year, 1987–2026: 30 cases
19871
19881
19901
19921
19941
19952
19963
19992
20002
20012
20022
20034
20042
20053
20061
20072

Latest 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 ('13802')
      AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 240))
  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.

NTSB DFW07LA164Accident · Serious injuriesLimited investigationFinal reportBoeing B737-800 · McAlester, OKAn in-flight encounter with clear air turbulence, which resulted in a serious injury to a flight attendant.Jul 8, 2007 · N929AN · No damageNTSB NYC07LA105Accident · Serious injuriesLimited investigationFinal reportBoeing 737-300 · La Plata, MDAn in-flight encounter with turbulence and the flight crew's failure to advise the cabin crew about potential forecast turbulence, as reported by the flight attendant.Apr 25, 2007 · N648SW · No damageNTSB NYC06LA223Accident · Serious injuriesLimited investigationFinal reportBoeing 737-700 · Hastings, NEThe airplane's in flight encounter with thunderstorm related turbulence.Sep 17, 2006 · N793SA · No damageNTSB NYC06LA016Accident · Serious injuriesLimited investigationFinal reportBoeing 737-832 · Atlantic Ocean (Atlantic Ocean)An encounter with turbulence during cruise flight.Oct 22, 2005 · N378DA · No damageNTSB DEN05LA090Accident · Serious injuriesLimited investigationFinal reportAirbus Industrie A-319-114 · Scottsbluff, NEthe inflight encounter with moderate turbulence.Jun 11, 2005 · N302NB · Minor damageNTSB DFW05LA112Accident · Serious injuriesLimited investigationFinal reportBoeing 737-700 · Little Rock, ARAn encounter with moderate turbulence during cruise flight.Apr 29, 2005 · N727SW · No damageNTSB CHI04LA148Accident · Serious injuriesLimited investigationFinal reportBoeing 737-7H4 · Liberal, KSThe adverse weather encountered during cruise flight by the flight crew and the flight attendant not being restrained. A contributing factor was the convective activity.Jun 4, 2004 · N757LV · No damageNTSB NYC04LA107Accident · Serious injuriesLimited investigationFinal reportBoeing 737-700 · Beach Haven, NJAn encounter with turbulence during cruise flight.Apr 14, 2004 · N448WN · No damageNTSB DEN04LA019Accident · Serious injuriesLimited investigationFinal reportBoeing 737-500 · Denver, COthe in-flight encounter with heavy to moderate turbulence.Nov 1, 2003 · N956UA · No damageNTSB DEN03LA094Accident · Serious injuriesLimited investigationFinal reportAirbus Industrie A319-111 · Denver, COthe inflight encounter with severe turbulence.Jun 3, 2003 · N910FR · No damageNTSB FTW03LA121Accident · Serious injuriesLimited investigationFinal reportBoeing 737-924 · Palestine, TXThe airplane's encounter with unforecasted clear air turbulence during cruise flight.Apr 6, 2003 · N71411 · No damageNTSB DEN03LA063Accident · Serious injuriesLimited investigationFinal reportAirbus Industrie A319-111 · Pueblo, COin-flight encounter with turbulence.Apr 6, 2003 · N917FR · No damageNTSB LAX02LA138Accident · Serious injuriesLimited investigationFinal reportAirbus Industrie A319-114 · Reno, NVThe failure of an undetermined cabin crewmember to securely close an aft galley compartment door, which necessitated the injured crewmember leaving her seat to secure the compartment door.Apr 15, 2002 · N325NB · No damageNTSB NYC02LA065Accident · Serious injuriesLimited investigationFinal reportBoeing 737-724 · Beaumont, TXAn inadvertent encounter with convective induced turbulence, which injured a flight attendant. Factors were the failure of the airline to supply direction to the flight crew to indicate when the flight attendants could begin cabin service, and the convective…Feb 20, 2002 · N24736 · No damageNTSB LAX01LA275Accident · Serious injuriesLimited investigationFinal reportBoeing 737-500 · Klamath Falls, ORAn encounter with turbulence from a developing thunderstorm during cruise flight.Aug 9, 2001 · N512SW · No damageNTSB MIA01LA146Accident · Serious injuriesLimited investigationFinal reportBoeing 737-301 · Toccoa, GAAn in-flight encounter with unforecasted weather (turbulence) during an enroute climb resulting in one flight attendant sustaining serious injury.May 28, 2001 · N349US · No damageNTSB ANC01LA018Accident · Serious injuriesLimited investigationFinal reportBoeing 737-790 · Anchorage, AKAn in-flight encounter with clear air turbulence.Nov 13, 2000 · N611AS · No damageNTSB NYC00LA097Accident · Serious injuriesLimited investigationFinal reportBoeing 737-300 · Boston, MAIn flight encounter with turbulence.Feb 3, 2000 · N397US · No damageNTSB IAD99FA052Accident · Serious injuriesField investigationFinal reportBoeing 737-824 · Atlantic Ocean (Atlantic Ocean)the aircrew's inadvertent encounter with unforecast clear air turbulence.Jul 8, 1999 · N12221 · Minor damageNTSB FTW99LA207Accident · Serious injuriesLimited investigationFinal reportBoeing 737-3H4 · Lafayette, LAThe pilot's inadvertent flight into an adverse weather condition. A factor was the turbulence.Jun 26, 1999 · N650SW · No damageNTSB ANC97LA015Accident · Serious injuriesLimited investigationFinal reportBoeing 737-400 · Yakutat, AKan in-flight encounter with unforecast severe clear air turbulence.Dec 22, 1996 · N775AS · No damageNTSB LAX97LA051Accident · Serious injuriesLimited investigationFinal reportBoeing 737-500 · Bishop, CAa clear air turbulence encounter.Nov 20, 1996 · N916UA · No damageNTSB MIA96LA220Accident · Serious injuriesLimited investigationFinal reportBoeing 737-300 · Chattanooga, TNclear air turbulence, which was encountered during cruise flight and resulted in injuries to passengers.Aug 29, 1996 · N392US · Minor damageNTSB SEA96LA026Accident · Serious injuriesLimited investigationFinal reportBoeing 737-522 · Portland, ORAn unexpected encounter with unforecast moderate high level windshear and turbulence as the flight attendant was performing his duties during descent.Nov 25, 1995 · N953UA · No damageNTSB MIA95LA133Accident · Serious injuriesLimited investigationFinal reportBoeing 737-300 · Tallahassee, FLThe failure of a passenger to comply with flight crew instructions to remain seated with her seat belt fastened which resulted in her being injured while walking in the aisle during a turbulence encounter.May 19, 1995 · N60312 · No damageNTSB MIA94LA214Accident · Serious injuriesLimited investigationFinal reportBoeing 737-400 · Atlantic Ocean (Atlantic Ocean)The inflight encounter with turbulence in clouds.Sep 19, 1994 · N433US · No damageNTSB FTW92LA200Accident · Serious injuriesLimited investigationFinal reportBoeing 737-300 · Springfield, MOThe encounter with severe turbulence while deviating around convective activity.Aug 3, 1992 · N357SW · No damageNTSB FTW90LA156Accident · Serious injuriesLimited investigationFinal reportBoeing B-737-300 · Corpus Christi, TXThe airplane's unexpected encounter with clear air turbulence.Aug 9, 1990 · N327SW · No damageNTSB FTW88IA141Incident · No injuriesIncident investigationFinal reportBoeing 737-300 · Kenton, DEA flameout of the #1 engine occurred due to water ingestion when the aircraft penetrated a vip level 5 thunderstorm and encountered heavy rain while descending with the throttles a flight idle. The engine suffered overtemperature damage to the turbine section…Jul 26, 1988 · N14336 · Minor damageNTSB FTW87LA082Accident · Serious injuriesLimited investigationFinal reportBoeing 737-300 · Midland, TXWhile penetrating a line of thunderstorms at 35,000 en route to Midland, TX, from dallas, TX, severe turbulence was encountered. One flight attendant had just sat down but had not fastened his seat belt and was thrown to the floor sustaining serious injuries.Mar 17, 1987 · N314SW · No damage