# NTSB investigations: Piper PA-23-250, 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 CHI00LA073](https://openairdocs.org/ntsb/CHI00LA073.md): Piper PA-23-250 · Amery, WI · Accident · No injuries · Limited investigation · Final report · Feb 15, 2000 · N106RS · Substantial damage
  > the pilots failure to maintain directional control. Factors to the accident were the icing conditions, the snow and ice covered runway and the snowbank.
- [NTSB CHI99LA316](https://openairdocs.org/ntsb/CHI99LA316.md): Piper PA-23-250 · Osceola, WI · Accident · No injuries · Limited investigation · Final report · Aug 28, 1999 · N6592Y · Substantial damage
  > the pilot's improper preflight decision to attempt a takeoff with one engine inoperative.
- [NTSB CHI96FA052](https://openairdocs.org/ntsb/CHI96FA052.md): Piper PA-23-250 · Steuben, WI · Accident · Serious injuries · Field investigation · Final report · Dec 12, 1995 · N54791 · Destroyed
  > failure of the pilot to select alternate air. Darkness and snowy weather conditions were related factors.
- [NTSB CHI91LA299](https://openairdocs.org/ntsb/CHI91LA299.md): Piper PA-23-250 · Boscobel, WI · Accident · No injuries · Limited investigation · Final report · Sep 20, 1991 · N915PM · Substantial damage
  > Improper remedial action by the pilot-in-command (PIC), and inadequate monitoring by the designated pilot examiner (DPE) during a simulated emergency procedure. Factors related to the accident were: the loss of power in one engine due to an undetermined…
- [NTSB CHI77DEP36](https://openairdocs.org/ntsb/CHI77DEP36.md): Piper PA-32 · Clam Lake, WI · Accident · Minor injuries · Closed · Jun 2, 1977 · N8383C · Substantial damage
- [NTSB CHI71FDJ45](https://openairdocs.org/ntsb/CHI71FDJ45.md): Piper PA-23 · Watertown, WI · Accident · No injuries · Closed · Mar 4, 1971 · N5554Y · Substantial damage
- [NTSB CHI70D0153](https://openairdocs.org/ntsb/CHI70D0153.md): Piper PA-23 · Iola, WI · Accident · No injuries · Closed · Jul 31, 1969 · N6708Y · 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" = '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 ('7102308'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=7102308&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.