# NTSB investigations: Aeronca 7AC: Loss of engine power (partial)

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 CEN12FA601](https://openairdocs.org/ntsb/CEN12FA601.md): Aeronca 7AC · Brighton, MI · Accident · 1 fatal · Field investigation · Final report · Sep 1, 2012 · N82383 · Substantial damage
  > The pilot’s failure to maintain airspeed following a partial loss of engine power for reasons that could not be determined during postaccident examination, which resulted in an aerodynamic stall and loss of airplane control. Contributing to the severity of…
- [NTSB ERA12LA507](https://openairdocs.org/ntsb/ERA12LA507.md): Aeronca 7AC · Clifford, PA · Accident · No injuries · Limited investigation · Final report · Aug 6, 2012 · N83826 · Substantial damage
  > Partial loss of engine power for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB WPR11LA131](https://openairdocs.org/ntsb/WPR11LA131.md): Aeronca 7AC · Novato, CA · Accident · No injuries · Limited investigation · Final report · Feb 10, 2011 · N2659E · Substantial damage
  > The pilot's use of a non-vented fuel cap, which resulted in a total loss of engine power due to fuel starvation.
- [NTSB ERA09LA151](https://openairdocs.org/ntsb/ERA09LA151.md): Aeronca 7AC · Cameron, SC · Accident · No injuries · Limited investigation · Final report · Feb 1, 2009 · N3066E · Substantial damage
  > A loss of engine power for undetermined reasons.
- [NTSB NYC08CA325](https://openairdocs.org/ntsb/NYC08CA325.md): Aeronca 7AC · Mt. Pleasant, SC · Accident · No injuries · Data collection · Final report · Sep 28, 2008 · N2504E · Substantial damage
  > The pilot's failure to maintain aircraft control during an emergency maneuver. Contributing to the accident was the failure of the left magneto.
- [NTSB CHI08CA060](https://openairdocs.org/ntsb/CHI08CA060.md): American Champion 7AC · Whitmore Lake, MI · Accident · No injuries · Data collection · Final report · Jan 4, 2008 · N85393 · Substantial damage
  > The partial loss of engine power for undetermined reasons during cruise and the unsuitable terrain encountered during the precautionary landing. A factor was the snow-covered ground.

## 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 ('2110102')
    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" = '342' 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/342/sequence?model=2110102

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