# NTSB investigations: Bell 206B: Loss of engine power (partial)

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 CEN25LA232](https://openairdocs.org/ntsb/CEN25LA232.md): Bell 206B · Edgerton, MO · Accident · No injuries · Class 3 · Limited · Preliminary report · Jul 1, 2025 · N16726 · Substantial damage
  > On July 1, 2025, at 0845 central daylight time, a Bell 206B, N17626, was substantially damaged when it was involved in an accident near Edgerton, Missouri. The commercial pilot was uninjured. The helicopter was operated under Title 14 Code of Federal…
- [NTSB WPR18LA164](https://openairdocs.org/ntsb/WPR18LA164.md): Bell 206 · Sanders, KY · Accident · Minor injuries · Class 3 · Limited · Final report · Jun 5, 2018 · N518Z · Substantial damage
  > A partial loss of engine power for undetermined reasons, and a loss of main rotor rpm during the subsequent autorotation, which resulted in a hard landing.
- [NTSB WPR16LA020](https://openairdocs.org/ntsb/WPR16LA020.md): Bell 206B · Dallas, OR · Accident · Minor injuries · Limited investigation · Final report · Nov 2, 2015 · N22743 · Substantial damage
  > A loss of engine power for reasons that could not be determined based on the available information.
- [NTSB ERA15LA179](https://openairdocs.org/ntsb/ERA15LA179.md): Bell 206B · Taylors Island, MD · Accident · No injuries · Limited investigation · Final report · Mar 24, 2015 · N43CM · Substantial damage
  > A partial loss of engine power during cruise flight for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation.

## 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.aircraft_model_code IN ('1181511')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '342' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/342/sequence?model=1181511

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