# NTSB investigations: Allison 250 SER 250HP, 2006

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 SEA07LA021](https://openairdocs.org/ntsb/SEA07LA021.md): Hughes 369E · Jensen, UT · Accident · 1 fatal · Limited investigation · Final report · Nov 21, 2006 · N500FU · Substantial damage
  > The pilot's failure to maintain clearance with the transmission wires due to an inadquate visual lookout while maneuvering during a search and rescue flight.
- [NTSB MIA06LA123](https://openairdocs.org/ntsb/MIA06LA123.md): Bell 206B · Pompano Beach, FL · Accident · Minor injuries · Limited investigation · Final report · Jul 17, 2006 · N515AA · Substantial damage
  > The pilot's improper landing flare during a precautionary landing. A factor in the accident was the unusual noise as a result of an improper repaired air conditioner compressor system.
- [NTSB CHI06FA173](https://openairdocs.org/ntsb/CHI06FA173.md): Bell 206B · Walford, IA · Accident · 1 fatal · Field investigation · Final report · Jun 30, 2006 · N2877F · Destroyed
  > The pilot's failure to maintain clearance from powerlines. The powerlines were a factor.
- [NTSB LAX06LA220](https://openairdocs.org/ntsb/LAX06LA220.md): Bell 206B · Chino Hills, CA · Accident · Minor injuries · Limited investigation · Final report · Jun 28, 2006 · N205LA · Substantial damage
  > A loss of aircraft control for undetermined reasons.
- [NTSB SEA06LA124](https://openairdocs.org/ntsb/SEA06LA124.md): Hughes 369D · Salt Lake City, UT · Accident · No injuries · Limited investigation · Final report · Jun 20, 2006 · N88SE · Substantial damage
  > A loss of rotor rpm for undetermined reasons, resulting in a hard landing on top of the commercial building over which the helicopter was working.
- [NTSB DFW06CA142](https://openairdocs.org/ntsb/DFW06CA142.md): Bell 47G-4A · Sheridan, AR · Accident · Serious injuries · Data collection · Final report · May 30, 2006 · N4086C · Substantial damage
  > The pilot's inadequate fuel management, which resulted in fuel exhaustion and a subsequent loss of engine power. A contributing factor was the lack of suitable terrain for the forced landing.

## 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") = 2006
  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=2006

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