# NTSB investigations: American AA-1A, WA

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 SEA91LA161](https://openairdocs.org/ntsb/SEA91LA161.md): American AA-1A · Sequim, WA · Accident · No injuries · Limited investigation · Final report · Jul 7, 1991 · N5FA · Substantial damage
  > The pilot's failure to maintain directional control during takeoff. Contributing to the accident was a hidden obstruction.
- [NTSB SEA89FA186](https://openairdocs.org/ntsb/SEA89FA186.md): American AA-1A · Enumclaw, WA · Accident · 1 fatal · Field investigation · Final report · Apr 7, 1989 · N9473L · Destroyed
  > Attempted flight into known adverse weather conditions. Factors include clouds, downdrafts, high winds.
- [NTSB SEA83LA150](https://openairdocs.org/ntsb/SEA83LA150.md): Gulfstream American AA-1A · Sekiu, WA · Accident · No injuries · Limited investigation · Final report · Jul 16, 1983 · N9357L · Substantial damage
  > The acft collided with a fence during an attempted go-around after a loss of directional control during the approach. The pilot stated that a crosswind carried the acft to the rt of the runway which necessitated the go-around. He further stated his airspeed…
- [NTSB SEA82DA153](https://openairdocs.org/ntsb/SEA82DA153.md): American AA-1A · Paulsbo, WA · Accident · Minor injuries · Final report · Sep 2, 1982 · N9410L · Destroyed
  > After demonstrating a practice forced landing approach, a climb was started. Short thereafter, the engine lost power and an actual forced landing was made in a wooded area. The aircraft was damaged beyond economical repair when it struck trees during the…
- [NTSB SEA76FYC28](https://openairdocs.org/ntsb/SEA76FYC28.md): Amer Avco AA1-A · Goldendale, WA · Accident · No injuries · Closed · Feb 3, 1976 · N6385L · Destroyed
- [NTSB SEA76DYC23](https://openairdocs.org/ntsb/SEA76DYC23.md): Amer Avco AA1-A · Goldendale, WA · Accident · No injuries · Closed · Nov 19, 1975 · N6368L · Substantial damage
- [NTSB SEA75FYE40](https://openairdocs.org/ntsb/SEA75FYE40.md): Amer Avco AA1A · Stuart Island, WA · Accident · No injuries · Closed · May 1, 1975 · N9290L · Destroyed
- [NTSB SEA73DYE16](https://openairdocs.org/ntsb/SEA73DYE16.md): Amer Avco AA1A · Oak Harbor, WA · Accident · No injuries · Closed · Sep 17, 1972 · N6372L · Substantial damage

## 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."eventStateOrRegion" = 'WA' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('0630710'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=0630710&state=WA

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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.