# Fatal NTSB investigations: Continental TSIO-550 series

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB CEN25FA296](https://openairdocs.org/ntsb/CEN25FA296.md): Helms Richard Lancair IVP · Greenwood, IN · Accident · 1 fatal · Class 3 · Field · Preliminary report · Jul 30, 2025 · N49BX · Destroyed
  > On July 30, 2025, at 1046 eastern daylight time, a Lancair IVP airplane, N49BX, was destroyed when it was involved in an accident near Greenwood, Indiana. The pilot was fatally injured. The airplane was operated as a Title 14 Code of Federal Regulations Part…
- [NTSB ERA22LA089](https://openairdocs.org/ntsb/ERA22LA089.md): Cirrus Design SR22 · Knoxville, TN · Accident · 1 fatal · Class 3 · Limited · Final report · Dec 16, 2021 · N162AM · Destroyed
  > The pilot’s encounter with a wake vortex from a preceding airplane, which resulted in a roll upset at an altitude too low for recovery. Contributing to the accident was the failure of ATC to issue a wake turbulence cautionary advisory.
- [NTSB ERA21FA263](https://openairdocs.org/ntsb/ERA21FA263.md): Cirrus SR22 · Mercer, TN · Accident · 1 fatal · Class 3 · Field · Final report · Jun 21, 2021 · N333LZ · Substantial damage
  > A partial loss of engine power due to foreign object debris contamination of the left turbocharger wastegate. Contributing to the accident was the pilot’s failure to divert to the nearest airport.
- [NTSB WPR17FA150](https://openairdocs.org/ntsb/WPR17FA150.md): Cirrus Design SR22T · Schellville, CA · Accident · 2 fatal · Field investigation · Final report · Jul 13, 2017 · N821SG · Destroyed
  > The pilot's failure to maintain adequate airspeed after a loss of engine power, which resulted in an aerodynamic stall at a low altitude from which the pilot was unable to recover. The loss of engine power resulted from the pilot's improper selection for the…
- [NTSB CEN14FA389](https://openairdocs.org/ntsb/CEN14FA389.md): Federsen Walter Lancair IVP · Findlay, OH · Accident · 2 fatal · Field investigation · Final report · Jul 27, 2014 · N40941 · Destroyed
  > An in-flight fire for reasons that could not be determined due to the extent of impact and fire damage.
- [NTSB CEN12FA037](https://openairdocs.org/ntsb/CEN12FA037.md): Cirrus Design SR22T · Carrollton, TX · Accident · 1 fatal · Field investigation · Final report · Oct 24, 2011 · N227TX · Substantial damage
  > The pilot's failure to adequately preflight the airplane prior to departure, which resulted in a loss of engine power due to fuel exhaustion.
- [NTSB CEN10FA044](https://openairdocs.org/ntsb/CEN10FA044.md): Beech A36 · Spring Branch, TX · Accident · 3 fatal · Field investigation · Final report · Nov 8, 2009 · N91TD · Substantial damage
  > The pilot's failure to maintain control of the airplane during cruise flight in instrument meteorological conditions. Contributing to this accident was the pilot’s lack of recent experience in flying in instrument meteorological conditions.
- [NTSB MIA08FA122](https://openairdocs.org/ntsb/MIA08FA122.md): Yates Lancair IV-P · Springfield, KY · Accident · 1 fatal · Field investigation · Final report · Jun 18, 2008 · N441L · Substantial damage
  > A total loss of engine power due to a loss of engine oil as a result of the installation of the wrong oil adapter O-ring seal.
- [NTSB CHI08LA158](https://openairdocs.org/ntsb/CHI08LA158.md): Maggs Lancair 4P · Alhambra, IL · Accident · 1 fatal · Limited investigation · Final report · Jun 6, 2008 · N241DM · Substantial damage
  > The pilot's decision to continue the flight into an area of known thunderstorm activity and the in-flight structural failure of the airplane.
- [NTSB NYC08LA176](https://openairdocs.org/ntsb/NYC08LA176.md): Desalvatore Al Lancair IV-P · Snow Hill, NC · Accident · 2 fatal · Limited investigation · Final report · May 8, 2008 · N101BX · Destroyed
  > An inadvertent encounter with icing conditions, resulting in a loss of aircraft control. Contributing to the accident was the pilot's inadequate preflight and in-flight decision making.
- [NTSB SEA08FA078](https://openairdocs.org/ntsb/SEA08FA078.md): Lancair LC41 · Portland, OR · Accident · 1 fatal · Field investigation · Final report · Feb 16, 2008 · N621ER · Destroyed
  > The pilot's failure to follow the missed approach procedure. Contributing to the accident were the fog and below landing minimums visibility conditions.
- [NTSB NYC08WA014](https://openairdocs.org/ntsb/NYC08WA014.md): Sullivan Lancair IV · Great Harbor, Bahamas · Accident · 1 fatal · Class 5 · Foreign · Oct 13, 2007 · N95HS · Destroyed
  > On October 13, 2007, at 1036 eastern daylight time, an amateur-built Lancair IV, N95HS, was destroyed when it encountered turbulence over Bahamian waters near Great Harbor Cay, Berry Islands. The certificated commercial pilot was presumed to be fatally…
- [NTSB SEA07FA247](https://openairdocs.org/ntsb/SEA07FA247.md): Lancair LC41-550FG · Kernville, CA · Accident · 6 fatal · Field investigation · Final report · Sep 1, 2007 · N2520P · Destroyed
  > The pilot's failure to maintain aircraft control while maneuvering in the traffic pattern for landing. Contributing to the accident was the pilot's failure to maintain an adequate airspeed.
- [NTSB NYC06FA072](https://openairdocs.org/ntsb/NYC06FA072.md): Lancair LC41-550FG · Stafford, VA · Accident · 4 fatal · Field investigation · Final report · Feb 23, 2006 · N400WX · Destroyed
  > The pilot's failure to execute the published missed approach. Factors included the night lighting conditions, low ceilings and fog.
- [NTSB LAX06FA014](https://openairdocs.org/ntsb/LAX06FA014.md): Lancair LC-41-550FG · Warner Springs, CA · Accident · 3 fatal · Field investigation · Final report · Oct 17, 2005 · N285JB · Destroyed
  > The flight crew's failure to maintain adequate terrain clearance and their decision to continue flight into known adverse weather conditions. Contributing to the accident was overcast conditions, and terrain obscuration. A finding of the investigation is that…
- [NTSB SEA03LA005](https://openairdocs.org/ntsb/SEA03LA005.md): IV Lancair IV · Coeur d'Alene, ID · Accident · 2 fatal · Limited investigation · Final report · Oct 15, 2002 · N599L · Substantial damage
  > The pilot's inadequate flare and his failure to maintain runway alignment. The pilot's lack of familiarity,downsloping terrain, and trees are contributing factors.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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."highestInjuryLevel" = 'Fatal'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17043'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=17043&fatal=1

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.