# NTSB investigations: Allison 250 SER 250HP, 1970

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 OAK71DVG45](https://openairdocs.org/ntsb/OAK71DVG45.md): Hiller Acft FH1100 · Burney, CA · Accident · No injuries · Closed · Dec 22, 1970 · N434FH · Substantial damage
- [NTSB ANC71AA024](https://openairdocs.org/ntsb/ANC71AA024.md): Bell 206A · Sagwon, AK · Accident · Minor injuries · Closed · Oct 23, 1970 · N7890S · Substantial damage
- [NTSB CHI71FCA03](https://openairdocs.org/ntsb/CHI71FCA03.md): Hughes 369 · Wood River, IL · Accident · No injuries · Closed · Oct 21, 1970 · N9041F · Substantial damage
- [NTSB ANC71DAA21](https://openairdocs.org/ntsb/ANC71DAA21.md): Bell 206A · Anaktvk Pass, AK · Accident · Minor injuries · Closed · Oct 10, 1970 · N7865S · Substantial damage
- [NTSB NYC71DHJ05](https://openairdocs.org/ntsb/NYC71DHJ05.md): Bell 206A · Southampton, NY · Accident · Minor injuries · Closed · Aug 25, 1970 · N11DL · Substantial damage
- [NTSB ANC71AA009](https://openairdocs.org/ntsb/ANC71AA009.md): Bell 206A · Fairbanks, AK · Accident · 1 fatal · Closed · Aug 1, 1970 · N6253N · Substantial damage
- [NTSB ANC70IA092](https://openairdocs.org/ntsb/ANC70IA092.md): Hiller Acft FH1100 · Delta Junctn, AK · Incident · No injuries · Closed · Jun 22, 1970 · N590FH · Minor damage
- [NTSB ANC70AA064](https://openairdocs.org/ntsb/ANC70AA064.md): Bell 206A · Chignik, AK · Accident · No injuries · Closed · Mar 19, 1970 · N1416W · Substantial damage
- [NTSB MIA70FKA05](https://openairdocs.org/ntsb/MIA70FKA05.md): Hiller Acft FH1100 · San Juan, PR · Accident · No injuries · Closed · Mar 15, 1970 · N382FH · Substantial 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") = 1970
  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&year=1970

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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.