# NTSB investigations: American AA-1, IN

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 CHI91LA173](https://openairdocs.org/ntsb/CHI91LA173.md): Gulfstream American AA1A · Evansville, IN · Accident · Serious injuries · Limited investigation · Final report · May 28, 1991 · N5675L · Substantial damage
  > The failure by maintenance personnel to identify the proper replacement cylinder.
- [NTSB CHI78FET01](https://openairdocs.org/ntsb/CHI78FET01.md): American AA-1 · South Bend, IN · Accident · Minor injuries · Closed · Oct 22, 1977 · N5604L · Substantial damage
- [NTSB CHI73FEA07](https://openairdocs.org/ntsb/CHI73FEA07.md): Amer Avco AA1 · W.Lafayette, IN · Accident · Minor injuries · Closed · Aug 22, 1972 · N6115L · 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" = 'IN' 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 ('0630610'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=0630610&state=IN

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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.