# NTSB investigations: Piper PA-30, 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 CHI01LA096](https://openairdocs.org/ntsb/CHI01LA096.md): Piper PA-30 · Appleton, WI · Accident · No injuries · Limited investigation · Final report · Feb 27, 2001 · N8196Y · Substantial damage
  > The misjudged glidepath and the intentional engine shutdown by the pilot. Factors were the false indication of the landing gear down light and the approach light.
- [NTSB CHI90LA187](https://openairdocs.org/ntsb/CHI90LA187.md): Piper PA-30B · Webster, WI · Accident · No injuries · Limited investigation · Final report · Jul 14, 1990 · N8095Y · Substantial damage
  > The failure of the nose gear transmission mounting bracket which resulted in nose gear collapse during the landing roll.
- [NTSB CHI81FEP45](https://openairdocs.org/ntsb/CHI81FEP45.md): Piper PA-30 · Racine, WI · Accident · Minor injuries · Closed · Sep 7, 1981 · N8786Y · Substantial damage
- [NTSB CHI77FEP12](https://openairdocs.org/ntsb/CHI77FEP12.md): Piper PA-30A · Madison, WI · Accident · Serious injuries · Closed · Dec 27, 1976 · N7184Y · Destroyed
- [NTSB CHI75FEP29](https://openairdocs.org/ntsb/CHI75FEP29.md): Piper PA-30 · Chippewa Fls, WI · Accident · Serious injuries · Closed · Sep 21, 1974 · N8753Y · Destroyed
- [NTSB CHI75DEP17](https://openairdocs.org/ntsb/CHI75DEP17.md): Piper PA-30 · Madison, WI · Accident · No injuries · Closed · Aug 4, 1974 · N7690Y · Substantial damage
- [NTSB CHI74AC024](https://openairdocs.org/ntsb/CHI74AC024.md): Piper PA-30 · Florence, WI · Accident · 6 fatal · Closed · Sep 21, 1973 · N7878Y · Destroyed
- [NTSB CHI67F0674](https://openairdocs.org/ntsb/CHI67F0674.md): Piper PA-30 · Waukesha, WI · Accident · No injuries · Closed · May 18, 1967 · N7925Y · 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 ('7103002'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=7103002&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.