NTSB investigations: Continental IO-550-N

6 cases on aircraft whose registry engine model is Continental IO-550-N, where the defining event was Unknown or undetermined. 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

20122026
NTSB investigations: Continental IO-550-N per year, 2012–2026: 6 cases
20121
20201
20221
20232
20251

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 ('17215')
      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\" = '000'))
  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 CEN25FA321Accident · 1 fatalClass 3 · FieldPreliminary reportLancair NLA-275-FR-C · Bradley, AROn August 18, 2025, about 2133 central daylight time, a Lancair NLA-275-FR-C airplane, N345LA, was destroyed when it was involved in an accident near Bradley, Arkansas. The pilot was fatally injured. The airplane was operated as a Title 14 Code of Federal…Aug 19, 2025 · N345LA · DestroyedNTSB CEN23LA297Accident · Serious injuriesClass 3 · LimitedFinal reportCirrus Design SR22 · Boelus, NELoss of engine power for reasons that could not be determined.Jul 12, 2023 · N151SR · Substantial damageNTSB ERA23FA130Accident · 1 fatalClass 3 · FieldFinal reportCirrus Design SR22 · Duluth, MNA rapid descent and subsequent collision with terrain for reasons that could not be determined based on the available evidence.Feb 24, 2023 · N929DR · DestroyedNTSB CEN22FA111Accident · 1 fatalClass 3 · FieldFinal reportCirrus Design SR22 · Hutchinson, MNThe reduction in fuel flow and subsequent partial loss of engine power after takeoff for reasons that could not be determined.Jan 31, 2022 · N227BD · Substantial damageNTSB WPR21LA068Accident · Serious injuriesClass 3 · LimitedFinal reportCirrus Design SR22 · Ogden, UTThe partial loss of engine power for reasons that cannot be determined due to lack of available evidence.Dec 10, 2020 · N577CP · Substantial damageNTSB CEN12FA251Accident · 1 fatalField investigationFinal reportCirrus Design SR22 · Newcomerstown, OHThe pilot’s loss of airplane control in instrument meteorological conditions due to his distraction by electrical system anomalies, which resulted in an uncontrolled descent. The reason for the electrical system anomalies could not be determined.Apr 21, 2012 · N110EB · Substantial damage