# Ongoing NTSB investigations: Allison 250 SER 250HP

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 WPR26FA082](https://openairdocs.org/ntsb/WPR26FA082.md): Bell Helicopter Textron 206L-1 · Kamas, UT · Accident · Serious injuries · Class 3 · Field · Preliminary report · Jan 18, 2026 · N138DD · Substantial damage
  > On January 18, 2026, about 1510 mountain standard time, a Bell 206L-1, N138DD, was substantially damaged when it was involved in an accident near Kamas, Utah. The pilot and three passengers received minor injuries. The helicopter was operated as a Title 14…
- [NTSB WPR25LA134](https://openairdocs.org/ntsb/WPR25LA134.md): Bell 206B · Amboy, WA · Accident · No injuries · Class 3 · Limited · Preliminary report · Apr 15, 2025 · N16671 · Substantial damage
  > On April 14, 2025, about 1800 Pacific daylight time, a Bell 206B, N16671, was substantially damaged when it was involved in an accident near Amboy, Washington. The pilot was not injured. The helicopter was operated as a Title 14 Code of Federal Regulations,…

## 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 ('03002', '03003'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=03002&status=ongoing

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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.