# NTSB MKC74FER65: Aeronca 7EC, N2139E, Silver Bay, MN, June 29, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 29, 1974
- Place: Silver Bay, MN · SILVER BAY, MN
- Location: 47.2933° N, 91.2768° W: Placed by OpenAirDocs: center of Silver Bay, MN, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.2933&lon=-91.2768&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report November 18, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 132619
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC74FER65
- Page: https://openairdocs.org/ntsb/MKC74FER65

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3139  74/6/29    SILVER BAY,MINN     AERONCA 7EC         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 40, 71 TOTAL
        TIME - 1945                    N2139E              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  HOURS, 16 IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          LAX LAKE,MINN               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            LANDING: TRAFFIC PATTERN-CIRCLING
           COLLIDED WITH: TREES                                     LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
           TERRAIN - HIGH OBSTRUCTIONS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- ACFT FLOAT EQPD.APRX 1MI S OF LAKE WHEN ENG QUIT
```

## Aircraft

- Registration: [N2139E](https://openairdocs.org/deregistered/N2139E-2011-07-12), registration cancelled 2011-07-12, S/N 7AC-5710, built 1946 (OpenAirDocs)
- Reported make and model: AERONCA 7EC
- Registry model: [Aeronca 7AC](https://openairdocs.org/model/aeronca-7ac) (registry code 2110102) (OpenAirDocs)
- Registry engine: [Continental C90 series](https://openairdocs.org/engine/continental-c90-series) (registry code 17009, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19740629020879A](https://openairdocs.org/incident/19740629020879A), Jun 29, 1974: Blanca 7AC, Silver Bay, MN, Substantial damage. Acft float eqpd. Aprx 1MI s of lake when eng quit

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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