# NTSB ANC77DA020: Maule M5, N423X, Ft Yukon, AK, January 20, 1977

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: January 20, 1977
- Place: Ft Yukon, AK · FT YUKON, AK
- Location: 66.5818° N, 145.2489° W: Placed by OpenAirDocs: center of Fort Yukon, AK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=66.5818&lon=-145.2489&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 4 minor
- Status: Completed, report February 16, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 156939
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC77DA020
- Page: https://openairdocs.org/ntsb/ANC77DA020

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3113  77/1/20    FT YUKON,AK         MAULE M5            CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 26, 2000
        TIME - 1620                    N423X               PX-  0  0  3  AIR TAXI-PASSG            TOTAL HOURS, 90 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          FT YUKON,AK                 RETURN                       RAMPART,AK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: TREES                                     IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - CONTINUED VFR FLIGHT INTO ADVERSE WEATHER CONDITIONS
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - ICE-WINDSHIELD
           WEATHER - FOG
           WEATHER - ICING CONDITIONS-INCLUDES SLEET,FREEZING RAIN,ETC.
        WEATHER BRIEFING - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                  1000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          3 MILES OR LESS                                          NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          FOG                                                       0
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      VFR
        REMARKS- FLEW INTO BUSHES IN NEAR LEVEL ATTITUDE.
```

## Aircraft

- Registration: [N423X](https://openairdocs.org/deregistered/N423X-2018-01-04), registration cancelled 2018-01-04, S/N 6187C, built 1976 (OpenAirDocs)
- Reported make and model: MAULE M5
- Registry model: [Maule M-5-210C](https://openairdocs.org/model/maule-m-5-210c) (registry code 5460134) (OpenAirDocs)
- Registry engine: [Continental IO-360 series](https://openairdocs.org/engine/continental-io-360-series) (registry code 17025, 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 19770120001629A](https://openairdocs.org/incident/19770120001629A), Jan 20, 1977: Maule M5210C, Ft Yukon, AK, Substantial damage. Flew into bushes in near level attitude.

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

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