# NTSB ANC70A0021: Dehavilland DHC-6, N2711N, Sagwon, AK, September 6, 1969

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: September 6, 1969
- Place: Sagwon, AK · SAGWON, AK
- Location: 69.3731° N, 148.7006° W: Placed by OpenAirDocs: center of Sagwon, AK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=69.3731&lon=-148.7006&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report January 15, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 158989
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC70A0021
- Page: https://openairdocs.org/ntsb/ANC70A0021

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2720   69/9/6    SAGWON,ALAS         DEHAVILLAND DHC-6   CR-  2  0  0  COMMERCIAL                COMMERCIAL, AGE 23, 2136
        TIME - 0135                    N2711N              PX-  0  0  0  AIR TAXI-CARGO            TOTAL HOURS, 236 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - SAGWON
        DEPARTURE POINT             INTENDED DESTINATION
          FAIRBANKS,ALAS              SAGWON,ALAS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER IFR OPERATION
           WEATHER - LOW CEILING
        WEATHER BRIEFING - BRIEFING RECEIVED-METHOD UNKNOWN
        WEATHER FORECAST - WEATHER CONSIDERABLY WORSE THAN FORECAST
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                  1300
        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
          IFR
        REMARKS- CLD BASE IN ACDNT AREA RAGD 175FT.ACFT STRUCK GND IN APRX 30DEG BANK,NEAR LVL PITCH ATTITUDE.
```

## Aircraft

- Registration: [N2711N](https://openairdocs.org/deregistered/N2711N-1970-07-13), registration cancelled 1970-07-13, S/N 38 (OpenAirDocs)
- Reported make and model: DEHAVILLAND DHC-6
- Registry model: [Dehavilland DHC-6 TWIN OTTER](https://openairdocs.org/model/dehavilland-dhc-6-twin-otter) (registry code 2802606) (OpenAirDocs)
- Category: Airplane
- Engines: turbo prop
- Damage: Destroyed
- Airport: Sagwon

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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