# Ongoing NTSB investigations: Rolls-Royce 250-C20

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 WPR25FA114](https://openairdocs.org/ntsb/WPR25FA114.md): Bell 206B II · Mountain Home Park, WA · Accident · 1 fatal · Class 3 · Field · Preliminary report · Mar 19, 2025 · N23SD · Substantial damage
  > On March 19, 2025, at 1228 Pacific daylight time, a Bell 206B II, N23SD, was substantially damaged when it impacted electrical cables and terrain near Mountain Home Park, Washington. The commercial pilot was fatally injured. The helicopter was operated as a…

## 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."completionStatus" = 'Ongoing'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('54178'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=54178&status=ongoing

---
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.