# Fatal NTSB investigations: Agusta AGUSTA A109

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 LAX04FA076](https://openairdocs.org/ntsb/LAX04FA076.md): Agusta A109A · Redwood Valley, CA · Accident · 3 fatal · Field investigation · Final report · Dec 24, 2003 · N25RX · Destroyed
  > The pilot's improper in-flight planning and decision to continue flight under visual flight rules into deteriorating weather conditions, which resulted in an inadvertent in-flight encounter with instrument meteorological conditions and a collision with rising…
- [NTSB SEA95FA214](https://openairdocs.org/ntsb/SEA95FA214.md): Agusta A109A II · Winslow, WA · Accident · 3 fatal · Field investigation · Final report · Sep 11, 1995 · N1WC · Destroyed
  > the pilot failed to maintain sufficient altitude/clearance above the surface of water, while flying over calm water conditions at night. Factors relating to the accident were: darkness, low ceiling, fog, glassy (calm) water conditions, and the lack of visual…
- [NTSB NYC90MA009](https://openairdocs.org/ntsb/NYC90MA009.md): Agusta A109A Mkii · Lacey Township, NJ · Accident · 5 fatal · Major investigation · Final report · Oct 10, 1989 · N21FL · Destroyed
  > In-flight separation of a main rotor blade due to fatigue failure of the main rotor blade spar, which originated at a manufacturing induced scratch (tool mark) that was the result of inadequate quality control.

## 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."highestInjuryLevel" = 'Fatal'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('0260109'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?fatal=1&model=0260109

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