# NTSB investigations: Allison 250 SER 250HP, 2004

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 DFW05CA044](https://openairdocs.org/ntsb/DFW05CA044.md): Bell B206L-1 · Patterson, LA · Accident · No injuries · Data collection · Final report · Dec 9, 2004 · N5007F · Substantial damage
  > The loss of engine power due to fuel starvation resulting from the pilot's failure to activate the fuel boost pumps prior to takeoff. A contributing factor was that the helicopter was at an airspeed and altiutude combination (below height/velocity curve)…
- [NTSB DFW05LA017](https://openairdocs.org/ntsb/DFW05LA017.md): Bell 206B · S.Timbelier 187 · Accident · Serious injuries · Limited investigation · Final report · Nov 5, 2004 · N496RL · Destroyed
  > The loss of engine power for undetermined reasons.
- [NTSB FTW04FA186](https://openairdocs.org/ntsb/FTW04FA186.md): Bell 206 L-1 · Cameron, LA · Accident · 1 fatal · Field investigation · Final report · Jul 17, 2004 · N1078C · Destroyed
  > The helicopter's in-flight collision with water for undetermined reasons.
- [NTSB ATL04TA137](https://openairdocs.org/ntsb/ATL04TA137.md): Bell 206B · Graysville, AL · Accident · No injuries · Final report · Jun 22, 2004 · N3902W · Destroyed
  > The pilot's inadequate compensation for a tailwind and his failure to maintain directional control resulting in a loss of tail rotor effectiveness. A factor was the pilot's improper in-flight decision to hover with a tailwind.
- [NTSB SEA04LA102](https://openairdocs.org/ntsb/SEA04LA102.md): Bell 206B · Prosser, WA · Accident · No injuries · Limited investigation · Final report · Jun 9, 2004 · N213SD · Substantial damage
  > The pilot's failure to maintain clearance with the power lines while maneuvering.

## 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") = 2004
  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=2004

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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.