# NTSB investigations: Continental IO-550 series: Unknown or undetermined

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 CEN27FA006](https://openairdocs.org/ntsb/CEN27FA006.md): Lancair IV · Haslet, TX · Accident · 1 fatal · Class 3 · Field · Preliminary report · Oct 7, 2026 · N5SV · Destroyed
  > On October 7, 2026, at 0952 central daylight time, an Lancair IV-P airplane, N5SV, was destroyed when it was involved in an accident near Haslet, Texas. The pilot was fatally injured. The airplane was operated as a Title 14 Code of Federal Regulations (CFR)…
- [NTSB GAA26WA317](https://openairdocs.org/ntsb/GAA26WA317.md): Cirrus SR22 · Calgary, Canada · Accident · 2 fatal · Class 5 · Foreign · Sep 5, 2026 · N65KB · Destroyed
- [NTSB GAA26WA238](https://openairdocs.org/ntsb/GAA26WA238.md): Cirrus SR22 · Chichester, United Kingdom · Accident · No injuries · Class 5 · Foreign · Jul 3, 2026 · N151CG · Substantial damage
- [NTSB GAA26WA203](https://openairdocs.org/ntsb/GAA26WA203.md): Cirrus SR22 · Nyíregyháza, Hungary · Incident · No injuries · Class 5 · Foreign · May 28, 2026 · N6103Y · Substantial damage
- [NTSB CEN26FA086](https://openairdocs.org/ntsb/CEN26FA086.md): Beech A36 · Sabine Pass, TX · Accident · 1 fatal · Class 3 · Field · Preliminary report · Jan 8, 2026 · N5677X · Substantial damage
  > On January 8, 2026, about 1431 central standard time, a Beech A36 airplane, N5677X, was substantially damaged when it was involved in an accident near Sabine Pass, Texas. The pilot was fatally injured. The airplane was operated under the provisions of Title…
- [NTSB GAA25WA113](https://openairdocs.org/ntsb/GAA25WA113.md): Mooney M20R · Velika Planina, Slovenia · Accident · 1 fatal · Class 5 · Foreign · Mar 10, 2025 · N595RJ · Destroyed
- [NTSB CEN24LA245](https://openairdocs.org/ntsb/CEN24LA245.md): Raytheon A36 · Land O' Lakes, WI · Accident · Minor injuries · Class 3 · Limited · Final report · Jun 30, 2024 · N47RT · Substantial damage
  > A partial loss of engine power for undetermined reasons.
- [NTSB CEN23LA419](https://openairdocs.org/ntsb/CEN23LA419.md): Beech A36 · El Dorado, AR · Accident · Minor injuries · Class 3 · Limited · Final report · Sep 23, 2023 · N67CD · Substantial damage
  > A loss of engine power for undetermined reasons, which resulted in a forced landing and impact with terrain.
- [NTSB ERA23LA363](https://openairdocs.org/ntsb/ERA23LA363.md): Beech A36 · Frankfort, KY · Accident · No injuries · Class 3 · Limited · Final report · Sep 4, 2023 · N1WN · Substantial damage
  > A total loss of engine power for reasons that could not be determined.
- [NTSB CEN23LA066](https://openairdocs.org/ntsb/CEN23LA066.md): Beech A36 · Harrison, AR · Accident · No injuries · Class 3 · Limited · Final report · Dec 19, 2022 · N8137P · Substantial damage
  > A loss of engine power for reasons that could not be determined.

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17042')
    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
```

This list as a web page: https://openairdocs.org/ntsb-events/000/cases?engine=17042

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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.