# NTSB MKC79FER71: Aeronca 11AC, N85964, Lake Park, MN, September 5, 1979

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: September 5, 1979
- Place: Lake Park, MN · LAKE PARK, MN
- Location: 46.8838° N, 96.0980° W: Placed by OpenAirDocs: center of Lake Park, MN, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.8838&lon=-96.0980&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 2 serious
- Status: Completed, report March 5, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 132759
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC79FER71
- Page: https://openairdocs.org/ntsb/MKC79FER71

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3839   79/9/5  NR.LAKE PARK,MN       AERONCA 11AC        CR-  0  1  0  NONCOMMERCIAL             COMMERCIAL, FL.INSTR.,
        TIME - 1845                    N85964              PX-  0  1  0  AERIAL SURVEY             AGE 20, 410 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            6 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         LAKE PARK,MN                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: OTHER
           STALL                                                    LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- PLT RPRTD ENG FAILED AT LOW ALT WHILE OBSERVING SUNFLOWER FLDS.
```

## Aircraft

- Registration: [N85964](https://openairdocs.org/deregistered/N85964-2012-11-14), registration cancelled 2012-11-14, S/N 11AC-386, built 1946 (OpenAirDocs)
- Reported make and model: AERONCA 11AC
- Registry model: [Aeronca 11AC](https://openairdocs.org/model/aeronca-11ac) (registry code 0191102) (OpenAirDocs)
- Registry engine: [Continental A&C65 series](https://openairdocs.org/engine/continental-a-c65-series) (registry code 17003, 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 19790905037359A](https://openairdocs.org/incident/19790905037359A), Sep 5, 1979: Blanca 11AC, Lake Park, MN, Substantial damage. Engine quit while checking crops at 200 ft. aircraft stalled. Nose dived to ground. Found leaves in fuel tank.

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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