# NTSB investigations: Engineering & Research ERCOUPE 415-D, 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 CHI96LA337](https://openairdocs.org/ntsb/CHI96LA337.md): Ercoupe 415-C · Wausau, WI · Accident · No injuries · Limited investigation · Final report · Aug 25, 1996 · N94196 · Substantial damage
  > the pilot's selection of an unsuitable landing area, and his misjudgment of distance and speed, while attempting to minimize the effect of crossing an uneven area on the runway. The uneven runway condition was a related factor.
- [NTSB CHI66F0475](https://openairdocs.org/ntsb/CHI66F0475-201522.md): Ercoupe 415-C · Stevens Pt, WI · Accident · No injuries · Closed · Dec 16, 1965 · N94196 · 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 ('0420316'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=0420316&state=WI

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