# NTSB investigations: Cessna 421B, 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 GAA19CA143](https://openairdocs.org/ntsb/GAA19CA143.md): Cessna 421 · Woodruff, WI · Accident · No injuries · Data collection · Final report · Feb 10, 2019 · N581CJ · Substantial damage
  > The pilot's failure to maintain to directional control during takeoff from a snow-covered runway with a right, quartering tailwind, which resulted in a runway excursion and impact with a snowbank.
- [NTSB CEN15LA418](https://openairdocs.org/ntsb/CEN15LA418.md): Cessna 421B · Platteville, WI · Accident · Minor injuries · Limited investigation · Final report · Sep 21, 2015 · N813CA · Substantial damage
  > The partial loss of right engine power for undetermined reasons with insufficient runway remaining for the aborted takeoff.
- [NTSB CHI84LA128](https://openairdocs.org/ntsb/CHI84LA128.md): Cessna 421B · Madison, WI · Accident · No injuries · Limited investigation · Final report · Mar 10, 1984 · N41022 · Substantial damage
  > The acft went off the rwy to the left during landing. There was a crosswind of 15-28 KTS at the time. The plt said the acft veered left and could not be controlled. After the accident the was 464P-26 bolt and 5133-4032 spacer were sheared off both the left…
- [NTSB CHI73AC071](https://openairdocs.org/ntsb/CHI73AC071.md): Cessna 421B · Brookfield, WI · Accident · 4 fatal · Closed · Feb 19, 1973 · N1536T · 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 ('2076014'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=2076014&state=WI

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