# NTSB investigations: Champion 7DC: Loss of engine power(total) - nonmechanical

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 FTW90FA059](https://openairdocs.org/ntsb/FTW90FA059.md): Aeronca 7DC · El Paso, TX · Accident · 1 fatal · Field investigation · Final report · Jan 28, 1990 · N4542E · Substantial damage
  > Power loss due to failure of the carburetor assembly and the pilot's failure to correct known deficiencies. Factors were contaminated fuel, partially blocked fuel screen, fouled spark plugs, the rough terrain, and the lack of shoulder harnesses.
- [NTSB CHI88DER07](https://openairdocs.org/ntsb/CHI88DER07.md): Champion 7CCM · Int'L Falls, MN · Accident · 2 fatal · Final report · Aug 6, 1988 · N1744E · Destroyed
  > There were no eyewitnesses to this accident. The aircraft with an instructor and student aboard was reported missing. When located the seaplane had descended into a wooded swamp and the aircraft was substantially damaged and both occupants received fatal…

## 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 ('21101NB')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 353))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=21101NB&occurrence=353

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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.