# NTSB ANC78FA002: Mooney M-20C, N6709N, Northway, AK, November 9, 1977

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: November 9, 1977
- Place: Northway, AK · NORTHWAY, AK
- Location: 62.9617° N, 141.9372° W: Placed by OpenAirDocs: center of Northway, AK, within about 9 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=62.9617&lon=-141.9372&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report June 12, 1978
- Report: Brief approved by the director
- NTSB case key (mKey): 144340
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC78FA002
- Page: https://openairdocs.org/ntsb/ANC78FA002

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4271   77/11/9   NORTHWAY,AK         MOONEY M-20C        CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 38, 70 TOTAL
        TIME - 1730                    N6709N              PX-  1  0  0  PLEASURE/PERSONAL TRANSP  HOURS, 3 IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          ANCHORAGE,AK                NORTHWAY,AK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: DESCENDING
           COLLIDED WITH: TREES                                     IN FLIGHT: DESCENDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - ATTEMPTED OPERATION W/KNOWN DEFICIENCIES IN EQUIPMENT
        FACTOR(S)
           WEATHER - OTHER
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          NONE                                                     VFR
        TYPE OF FLIGHT PLAN
          VFR
        REMARKS- ENG WINTERIZATION KIT NOT INSTALLED. LOW TEMP.
```

## Aircraft

- Registration: [N6709N](https://openairdocs.org/deregistered/N6709N-1978-01-10), registration cancelled 1978-01-10, S/N 680044, built 1968 (OpenAirDocs)
- Reported make and model: MOONEY M-20C
- Registry model: [Mooney M20C](https://openairdocs.org/model/mooney-m20c) (registry code 5870208) (OpenAirDocs)
- Registry engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Northway

## 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 19771109041909A](https://openairdocs.org/incident/19771109041909A), Nov 9, 1977: Mooney M20C, Northway, AK, Destroyed, 1 fatal. Eng winterization kit not installed. Low temp.

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.

---
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.