# NTSB investigations: Allison 250 SER 250HP, 1981

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 FTW82DRD07](https://openairdocs.org/ntsb/FTW82DRD07.md): Bell 206L-1 · Gulf Of Mexico (Gulf of Mexico) · Accident · Serious injuries · Closed · Dec 21, 1981 · N2203X · Destroyed
- [NTSB MIA82FLD09](https://openairdocs.org/ntsb/MIA82FLD09.md): Bell 206B · Orlando, FL · Accident · No injuries · Closed · Dec 7, 1981 · N7021J · Substantial damage
- [NTSB LAX82FA014](https://openairdocs.org/ntsb/LAX82FA014.md): Bell 206B · Napa, CA · Accident · 1 fatal · Closed · Nov 12, 1981 · N49756 · Destroyed
- [NTSB FTW82DA013](https://openairdocs.org/ntsb/FTW82DA013.md): Bell 206L-1 · Sabine, TX · Accident · Minor injuries · Closed · Oct 19, 1981 · N1076S · Substantial damage
- [NTSB ATL81FA118](https://openairdocs.org/ntsb/ATL81FA118.md): Hughes 369A · Atlanta, GA · Accident · Serious injuries · Closed · Sep 30, 1981 · N3766Z · Substantial damage
- [NTSB LAX81FA131](https://openairdocs.org/ntsb/LAX81FA131.md): Bell 206L-1 · Waialae Falls, HI · Accident · No injuries · Closed · Sep 22, 1981 · N1075S · Substantial damage
- [NTSB DEN81FTC26](https://openairdocs.org/ntsb/DEN81FTC26.md): Hughes 369D · Cokeville, WY · Accident · Minor injuries · Closed · Sep 16, 1981 · N1106G · Substantial damage
- [NTSB SEA81DYP37](https://openairdocs.org/ntsb/SEA81DYP37.md): Hughes 369D · Leavenworth, WA · Accident · No injuries · Closed · Aug 26, 1981 · N58306 · Substantial damage
- [NTSB FTW81FA131](https://openairdocs.org/ntsb/FTW81FA131.md): Bell 206L-1 · Mesquite, TX · Accident · Minor injuries · Closed · Aug 15, 1981 · N3887W · Substantial damage
- [NTSB DEN81FTK17](https://openairdocs.org/ntsb/DEN81FTK17.md): Hiller Acft FH1100 · Sioux Falls, SD · Accident · No injuries · Closed · Jul 31, 1981 · N4258V · Substantial damage
- [NTSB FTW81DA081](https://openairdocs.org/ntsb/FTW81DA081.md): Bell 206L-1 · Leeville, LA · Accident · Minor injuries · Closed · Apr 25, 1981 · N5000Y · Substantial damage
- [NTSB DEN81FTA04](https://openairdocs.org/ntsb/DEN81FTA04.md): Bell 206B · Columbus, MT · Accident · Minor injuries · Closed · Jan 28, 1981 · N8533K · Substantial damage
- [NTSB FTW81FA023](https://openairdocs.org/ntsb/FTW81FA023.md): Bell 206B · Norman, OK · Accident · 5 fatal · Closed · Jan 9, 1981 · N10785 · Destroyed

## 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") = 1981
  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=1981

---
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.