# NTSB investigations: Champion 7ECA: 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 ANC16FA057](https://openairdocs.org/ntsb/ANC16FA057.md): Champion 7ECA · Chugiak, AK · Accident · 1 fatal · Field investigation · Final report · Aug 13, 2016 · N9541S · Destroyed
  > The pilot's failure to maintain proper airspeed and his exceedance of the airplane's critical angle of attack during a steep low-altitude turn following a loss of engine power, which resulted in an aerodynamic stall and subsequent loss of control at too low…
- [NTSB GAA15LA284](https://openairdocs.org/ntsb/GAA15LA284.md): Champion 7ECA · Talkeetna, AK · Accident · Serious injuries · Limited investigation · Final report · Sep 21, 2015 · N9132L · Substantial damage
  > The pilot's failure to properly calculate the fuel consumption rate and to properly monitor the fuel status in flight and his decision to continue the flight despite signs of an engine problem, which resulted in a total loss of engine power due to fuel…
- [NTSB WPR14CA016](https://openairdocs.org/ntsb/WPR14CA016.md): Champion 7ECA · Willows, CA · Accident · No injuries · Data collection · Final report · Oct 12, 2013 · N9599S · Substantial damage
  > The pilot's failure to maintain sufficient altitude while flying low over a field which resulted in a loss of aircraft control and collision with terrain.
- [NTSB ANC13FA090](https://openairdocs.org/ntsb/ANC13FA090.md): Champion 7ECA · Sutton, AK · Accident · 2 fatal · Field investigation · Final report · Aug 29, 2013 · N9624S · Substantial damage
  > The pilot’s failure to maintain airplane control while maneuvering at low altitude, which resulted in an aerodynamic stall/spin and collision with terrain. Contributing to the accident was the pilot’s use of marijuana, which likely degraded his psychomotor…
- [NTSB ERA11LA416](https://openairdocs.org/ntsb/ERA11LA416.md): Champion 7ECA · Hinesville, GA · Accident · Serious injuries · Limited investigation · Final report · Jul 23, 2011 · N5191X · Substantial damage
  > The total loss of engine power due to the improper installation of the carburetor air filter by maintenance personnel, which resulted in the filter becoming dislodged and obstructing the carburetor. Contributing to the accident was the pilot did not maintain…
- [NTSB WPR09LA293](https://openairdocs.org/ntsb/WPR09LA293.md): Champion 7ECA · Lake Elsinore, CA · Accident · 2 fatal · Limited investigation · Final report · Jun 17, 2009 · N8339V · Substantial damage
  > A loss of airplane control for undetermined reasons.
- [NTSB WPR09FA200](https://openairdocs.org/ntsb/WPR09FA200.md): Champion 7ECA · San Jose, CA · Accident · 2 fatal · Field investigation · Final report · Apr 18, 2009 · N5174X · Substantial damage
  > The pilot's failure to maintain airspeed while maneuvering within a canyon in mountainous terrain, which resulted in an inadvertent stall/spin.
- [NTSB ANC08LA061](https://openairdocs.org/ntsb/ANC08LA061.md): Champion 7ECA · Soldotna, AK · Accident · Serious injuries · Limited investigation · Final report · May 6, 2008 · N9650S · Substantial damage
  > The pilot's failure to remove the rudder gust lock prior to the flight.

## 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 ('21101NN')
    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=21101NN

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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.