# NTSB investigations: Allison 250 series, 1978

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 ANC78FA057](https://openairdocs.org/ntsb/ANC78FA057.md): Hiller UH12E3 · Livengood, AK · Accident · Minor injuries · Closed · Jul 23, 1978 · N9762C · Substantial damage
- [NTSB SEA78FYE16](https://openairdocs.org/ntsb/SEA78FYE16.md): Hiller Acft UH-12E · Forks, WA · Accident · No injuries · Closed · Mar 20, 1978 · N5359V · Substantial damage
- [NTSB SEA78FYK06](https://openairdocs.org/ntsb/SEA78FYK06.md): Hiller UH-12E · Reedsport, OR · Accident · 1 fatal · Closed · Jan 20, 1978 · N65149 · Minor damage

## 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 year(c."eventDate") = 1978
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('03014', '03019'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=03014&year=1978

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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.