# 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.

Page 5 of 6 · 267 cases

## Cases, newest first

- [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
- [NTSB NYC81FGM09](https://openairdocs.org/ntsb/NYC81FGM09.md): Hiller Acft FH1100 · Somerset, PA · Accident · No injuries · Closed · Dec 25, 1980 · N5042F · Substantial damage
- [NTSB NYC81DHD10](https://openairdocs.org/ntsb/NYC81DHD10.md): Bell 206L · Odessa, DE · Accident · No injuries · Closed · Nov 26, 1980 · N5748H · Substantial damage
- [NTSB FTW80FA111](https://openairdocs.org/ntsb/FTW80FA111.md): Sikorsky S-76 · Patterson, LA · Accident · Minor injuries · Closed · Sep 3, 1980 · N766AL · Destroyed
- [NTSB FTW80FQA36](https://openairdocs.org/ntsb/FTW80FQA36.md): Hughes 369D · Albuquerque, NM · Accident · No injuries · Closed · Jul 7, 1980 · N58431 · Substantial damage
- [NTSB LAX80DVG39](https://openairdocs.org/ntsb/LAX80DVG39.md): Hughes 369D · Yountville, CA · Accident · Minor injuries · Closed · May 16, 1980 · N58430 · Substantial damage
- [NTSB LAX80FUJ65](https://openairdocs.org/ntsb/LAX80FUJ65.md): Bell 206B · Supai, AZ · Accident · No injuries · Closed · May 4, 1980 · N74PR · Substantial damage
- [NTSB MIA80FA039](https://openairdocs.org/ntsb/MIA80FA039.md): Bell 206B · Kissimmee, FL · Accident · 2 fatal · Closed · Feb 29, 1980 · N5015Y · Destroyed
- [NTSB FTW80FA030](https://openairdocs.org/ntsb/FTW80FA030.md): Bell 206B · Montegut, LA · Accident · 1 fatal · Closed · Jan 3, 1980 · N30TA · 2 aircraft · Destroyed
- [NTSB IAD79FID37](https://openairdocs.org/ntsb/IAD79FID37.md): Hiller FH1100 · Champlain, VA · Accident · Serious injuries · Closed · Sep 19, 1979 · N421FH · Substantial damage
- [NTSB ANC79DA086](https://openairdocs.org/ntsb/ANC79DA086.md): Hughes 500C · Alakanuk, AK · Accident · Serious injuries · Closed · Sep 2, 1979 · N9090F · Substantial damage
- [NTSB CHI79FEC47](https://openairdocs.org/ntsb/CHI79FEC47.md): Hughes 369H5 · Grosse Ile, MI · Accident · No injuries · Closed · Aug 20, 1979 · N9034F · Substantial damage
- [NTSB SEA79FTI19](https://openairdocs.org/ntsb/SEA79FTI19.md): Bell 47G3B1 · Emigrant, MT · Accident · No injuries · Closed · Jun 25, 1979 · N3078G · Substantial damage
- [NTSB CHI79DA039](https://openairdocs.org/ntsb/CHI79DA039.md): Hughes 369D · Pekin, IL · Accident · 1 fatal · Closed · Apr 2, 1979 · N8629F · Substantial damage
- [NTSB FTW79DRD09](https://openairdocs.org/ntsb/FTW79DRD09.md): Bell 206B · Lutcher, LA · Accident · Minor injuries · Closed · Nov 25, 1978 · N33TA · Substantial damage
- [NTSB SEA78FYM33](https://openairdocs.org/ntsb/SEA78FYM33.md): Bell 206B · Tillamook, OR · Accident · Serious injuries · Closed · May 15, 1978 · N4ZH · Destroyed
- [NTSB NYC78FHM01](https://openairdocs.org/ntsb/NYC78FHM01.md): Hughes 369D · Monmouth, NJ · Accident · No injuries · Closed · Oct 27, 1977 · N8605F · Destroyed
- [NTSB ANC77DA088](https://openairdocs.org/ntsb/ANC77DA088.md): Hiller Acft 1100 · Sparrevohn Afs, AK · Accident · No injuries · Closed · Sep 11, 1977 · N5052F · Substantial damage
- [NTSB SEA77FYA28](https://openairdocs.org/ntsb/SEA77FYA28.md): Hughes 369HS · American Falls, ID · Accident · 1 fatal · Closed · Jul 9, 1977 · N9224F · Destroyed
- [NTSB FTW77FA062](https://openairdocs.org/ntsb/FTW77FA062.md): Bolkow BO-105 · Cameron, LA · Accident · No injuries · Closed · Jun 20, 1977 · N152BB · Substantial damage
- [NTSB FTW77DRD21](https://openairdocs.org/ntsb/FTW77DRD21.md): Bell 206B · Cameron, LA · Accident · Minor injuries · Closed · May 7, 1977 · N7902J · Substantial damage
- [NTSB FTW76AF101](https://openairdocs.org/ntsb/FTW76AF101.md): Bolkow BO105C · Intracoastal, LA · Accident · 1 fatal · Closed · Jun 13, 1976 · N149BB · Substantial damage
- [NTSB CHI76FCA05](https://openairdocs.org/ntsb/CHI76FCA05.md): Hiller Acft FH1100 · Belleville, IL · Accident · Serious injuries · Closed · Nov 28, 1975 · N518FH · Substantial damage
- [NTSB FTW76FRD16](https://openairdocs.org/ntsb/FTW76FRD16.md): Bell 206B · Morgan City, LA · Accident · No injuries · Closed · Nov 2, 1975 · N7847S · Substantial damage
- [NTSB SEA76DYE07](https://openairdocs.org/ntsb/SEA76DYE07-149983.md): Hiller Acft FH1100 · Shelton, WA · Accident · No injuries · Closed · Aug 8, 1975 · N5060F · Substantial damage
- [NTSB IAD75FLQ18](https://openairdocs.org/ntsb/IAD75FLQ18.md): Hughes 369HS · Mt Sterling, KY · Accident · No injuries · Closed · Mar 10, 1975 · N9114F · Substantial damage
- [NTSB NYC75AN047](https://openairdocs.org/ntsb/NYC75AN047.md): Bell 206 · Garden City, NY · Accident · No injuries · Closed · Oct 15, 1974 · N143Q · Substantial damage
- [NTSB DEN74FTE42](https://openairdocs.org/ntsb/DEN74FTE42.md): Hiller Acft FH1100 · Aspen, CO · Accident · No injuries · Closed · Mar 13, 1974 · N748FH · Substantial damage
- [NTSB NYC74AN046](https://openairdocs.org/ntsb/NYC74AN046.md): Bell 206A · Webster, PA · Accident · 1 fatal · Closed · Nov 20, 1973 · N461NC · 2 aircraft · Destroyed
- [NTSB SEA74FYG13](https://openairdocs.org/ntsb/SEA74FYG13.md): Hughes 369HS · Packwood, WA · Accident · Serious injuries · Closed · Aug 26, 1973 · N9043F · Destroyed
- [NTSB ANC74AA023](https://openairdocs.org/ntsb/ANC74AA023.md): Hiller Acft FH1100 · Umiat, AK · Accident · No injuries · Closed · Aug 14, 1973 · N546FH · Substantial damage
- [NTSB SEA74DYI01](https://openairdocs.org/ntsb/SEA74DYI01.md): Hiller FH1100 · Cave Jctn, OR · Accident · No injuries · Closed · Jul 9, 1973 · N427FH · Substantial damage
- [NTSB ANC74FAG02](https://openairdocs.org/ntsb/ANC74FAG02.md): Hiller Acft FH1100 · Anchorage, AK · Accident · No injuries · Closed · Jul 6, 1973 · N5052F · 2 aircraft · Substantial damage
- [NTSB NYC73IN142](https://openairdocs.org/ntsb/NYC73IN142.md): Bell 206B · White Plains, NY · Incident · No injuries · Closed · May 14, 1973 · N30TA · Minor damage
- [NTSB OAK73DVM05](https://openairdocs.org/ntsb/OAK73DVM05.md): Bell 206B · Salinas, CA · Accident · Minor injuries · Closed · Aug 5, 1972 · N6280N · Substantial damage
- [NTSB SEA73FYE05](https://openairdocs.org/ntsb/SEA73FYE05.md): Hiller Acft FH1100 · Skykomish, WA · Accident · No injuries · Closed · Jul 21, 1972 · N5044F · Substantial damage
- [NTSB SEA73AS001](https://openairdocs.org/ntsb/SEA73AS001.md): Hiller Acft FH1100 · North Bend, WA · Accident · No injuries · Closed · Jul 19, 1972 · N590FH · Substantial damage
- [NTSB SEA73FTI01](https://openairdocs.org/ntsb/SEA73FTI01.md): Bell 206A · Paradise, MT · Accident · Minor injuries · Closed · Jul 8, 1972 · N6273N · Substantial damage
- [NTSB LAX72DUK14](https://openairdocs.org/ntsb/LAX72DUK14.md): Hiller Acft FH1100 · Marana, AZ · Accident · No injuries · Closed · Jun 28, 1972 · N425FH · Substantial damage
- [NTSB SEA72AS053](https://openairdocs.org/ntsb/SEA72AS053.md): Hiller Acft FH1100 · Tacoma, WA · Accident · 1 fatal · Closed · Jun 8, 1972 · N5044F · Substantial damage
- [NTSB FTW72AF079](https://openairdocs.org/ntsb/FTW72AF079.md): Hiller Acft FH1100 · Yukon, OK · Accident · No injuries · Closed · May 19, 1972 · N748FH · Destroyed
- [NTSB NYC72DHM48](https://openairdocs.org/ntsb/NYC72DHM48.md): Bell 206B · Howland Hook, NY · Accident · No injuries · Closed · Apr 24, 1972 · N7112J · Substantial damage
- [NTSB LAX72FUG63](https://openairdocs.org/ntsb/LAX72FUG63.md): Bell 206A · La Verne, CA · Accident · No injuries · Closed · Mar 29, 1972 · N2239W · Substantial damage
- [NTSB NYC72FHA21](https://openairdocs.org/ntsb/NYC72FHA21.md): Bell 206A · Somerville, NJ · Accident · No injuries · Closed · Oct 21, 1971 · N273E · Substantial damage
- [NTSB MIA72KKJ07](https://openairdocs.org/ntsb/MIA72KKJ07.md): Hiller FH1100 · Birmingham, AL · Accident · Minor injuries · Closed · Jul 17, 1971 · N5058F · Substantial damage
- [NTSB OAK71FJA14](https://openairdocs.org/ntsb/OAK71FJA14.md): Hughes 500 · Kaneohe, HI · Accident · No injuries · Closed · Mar 3, 1971 · N9016F · Substantial damage

Next page: https://openairdocs.org/ntsb.md?engine=03002&page=6

## 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."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&page=5

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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.