# NTSB investigations: Ercoupe 415-C: Loss of control in flight

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 ERA15CA317](https://openairdocs.org/ntsb/ERA15CA317.md): Ercoupe 415 C · Fairmont, WV · Accident · Minor injuries · Data collection · Final report · Aug 14, 2015 · N93606 · Substantial damage
  > The pilot's failure to maintain airspeed and his exceedance of the wing's critical angle of attack, which resulted in an aerodynamic stall and subsequent collision with terrain.
- [NTSB WPR14CA301](https://openairdocs.org/ntsb/WPR14CA301.md): Ercoupe 415 C · Hubbart, OR · Accident · Minor injuries · Data collection · Final report · Jul 19, 2014 · N99621 · Substantial damage
  > The pilot's failure to maintain aircraft control and proper alignment during approach for landing in gusting wind conditions.
- [NTSB CEN13CA510](https://openairdocs.org/ntsb/CEN13CA510.md): Ercoupe 415-C · Mackinac Island, MI · Accident · No injuries · Data collection · Final report · Aug 10, 2013 · N99094 · Substantial damage
  > The pilot's failure to maintain aircraft control while on final approach.
- [NTSB CEN13FA081](https://openairdocs.org/ntsb/CEN13FA081.md): Ercoupe 415-C · Blair, NE · Accident · 1 fatal · Field investigation · Final report · Nov 29, 2012 · N720RC · Substantial damage
  > The pilot's loss of control due to physical incapacitation.
- [NTSB SEA08CA167](https://openairdocs.org/ntsb/SEA08CA167.md): Ercoupe 415-C · Corona, CA · Accident · No injuries · Data collection · Final report · Jul 26, 2008 · N93614 · Substantial damage
  > The pilot's inadequate compensation for wind conditions and failure to maintain an adequate airspeed, resulting in a stall/mush. Contributing to the accident was the gusty crosswind conditions.

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('0420322')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '240' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/240/sequence?model=0420322

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