# NTSB investigations: Beech A23-24, WI

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 CEN16LA206](https://openairdocs.org/ntsb/CEN16LA206.md): Beech A23-24 · Clintonville, WI · Accident · No injuries · Limited investigation · Final report · May 30, 2016 · N5771V · Substantial damage
  > The pilot’s failure to maintain the proper glidepath during the night visual approach, which resulted in impact with a runway threshold light, and his improper landing flare, which resulted in a hard landing. Contributing to the accident was the pilot's…
- [NTSB CHI81FEP10](https://openairdocs.org/ntsb/CHI81FEP10.md): Beech A23-24 · Fitchburg, WI · Accident · Minor injuries · Closed · Mar 7, 1981 · N3660Q · Substantial damage
- [NTSB CHI79DEP64](https://openairdocs.org/ntsb/CHI79DEP64.md): Beech 23 · Appleton, WI · Accident · No injuries · Closed · Jul 21, 1979 · N2373W · Substantial damage
- [NTSB CHI79DEP59](https://openairdocs.org/ntsb/CHI79DEP59.md): Beech A23 · Dodgeville, WI · Accident · No injuries · Closed · Jul 15, 1979 · N5780V · Substantial damage
- [NTSB CHI72FEP04](https://openairdocs.org/ntsb/CHI72FEP04.md): Beech A23-24 · Waupaca, WI · Accident · No injuries · Closed · Jul 25, 1971 · N4773J · Substantial damage
- [NTSB CHI70F0005](https://openairdocs.org/ntsb/CHI70F0005.md): Beech A23-24 · Sullivan, WI · Accident · Minor injuries · Closed · Apr 19, 1969 · N3663Q · Substantial damage
- [NTSB CHI67D0455](https://openairdocs.org/ntsb/CHI67D0455.md): Beech A23-24 · Winneconne, WI · Accident · No injuries · Closed · Dec 24, 1966 · N7987L · 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" = 'WI' 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 ('1151226'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1151226&state=WI

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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.