# NTSB investigations: Piper PA-20, IL

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 CHI92LA156](https://openairdocs.org/ntsb/CHI92LA156.md): Piper PA-20 · Greenwood, IL · Accident · No injuries · Limited investigation · Final report · May 21, 1992 · N6989K · Substantial damage
  > Excessive application of the brakes during landing roll.
- [NTSB CHI67D0580](https://openairdocs.org/ntsb/CHI67D0580.md): Piper PA-20 · Mt Vernon, IL · Accident · No injuries · Closed · Mar 18, 1967 · N7089K · Substantial damage
- [NTSB CHI67D0054](https://openairdocs.org/ntsb/CHI67D0054.md): Piper PA-20 · Joliet, IL · Accident · No injuries · Closed · May 2, 1966 · N7430K · Substantial damage
- [NTSB CHI66F0074](https://openairdocs.org/ntsb/CHI66F0074.md): Piper PA-20 · Galesburg, IL · Accident · No injuries · Closed · Jun 6, 1965 · N7622K · 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" = 'IL' 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 ('7102002'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=7102002&state=IL

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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.