# NTSB investigations: American AA-1A, MI

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 CHI80FA051](https://openairdocs.org/ntsb/CHI80FA051.md): Grum Amer AA-1A · Troy, MI · Accident · 1 fatal · Closed · Jul 8, 1980 · N7278L · Destroyed
- [NTSB CHI78DEM10](https://openairdocs.org/ntsb/CHI78DEM10.md): Grumman AA1-A · Bay City, MI · Accident · No injuries · Closed · Feb 19, 1978 · N6408L · Substantial damage
- [NTSB CHI74DEM46](https://openairdocs.org/ntsb/CHI74DEM46.md): Amer Avco AA1-1A · Laingsburg, MI · Accident · No injuries · Closed · Feb 18, 1974 · N6383L · Substantial damage
- [NTSB CHI73FEC39](https://openairdocs.org/ntsb/CHI73FEC39.md): Amer Avco AA-1A · Rives Jnct, MI · Accident · No injuries · Closed · Jun 2, 1973 · N9312L · Substantial damage
- [NTSB CHI73FEC17](https://openairdocs.org/ntsb/CHI73FEC17.md): Amer Avco AA1A · Detroit, MI · Accident · Minor injuries · Closed · Nov 23, 1972 · N9204L · Substantial damage
- [NTSB CHI72FEM21](https://openairdocs.org/ntsb/CHI72FEM21.md): Amer Avco AA1A · Hastings, MI · Accident · No injuries · Closed · Sep 5, 1971 · N9312L · 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" = 'MI' 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=MI

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