# NTSB investigations: Aeronca 7CCM, MT

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 SEA91LA123](https://openairdocs.org/ntsb/SEA91LA123.md): Aeronca 7BCM · St. Xavier, MT · Accident · Serious injuries · Limited investigation · Final report · Jun 2, 1991 · N10527 · Destroyed
  > The pilot's improper use of the fuel system, and the overfilling of the fuel tank. Contributing to the accident was: aerobatics performed, the pilot's inattention and the design of the fuel system.
- [NTSB DEN82FTA06](https://openairdocs.org/ntsb/DEN82FTA06.md): Aeronca 7DC · Billings, MT · Accident · No injuries · Closed · Dec 17, 1981 · N2848E · Substantial damage
- [NTSB UNK64X2834](https://openairdocs.org/ntsb/UNK64X2834.md): Champion 7CCM · Flaxville, MT · Accident · 1 fatal · Closed · Jul 14, 1964 · N4616E · Destroyed

## 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" = 'MT' 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 ('2110110'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=2110110&state=MT

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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.