# NTSB ANC73AA037: Dehavilland DHC-2, N53011, Sagwon, AK, December 11, 1972

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: December 11, 1972
- 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: [Emergency descent](https://openairdocs.org/ntsb-phases/600) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 3 serious
- Status: Completed, report March 22, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 168927
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC73AA037
- Page: https://openairdocs.org/ntsb/ANC73AA037

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3409  72/12/11   SAGWON,ALAS         DEHAVILLAND DHC-2   CR-  0  1  0  NONCOMMERCIAL             AIRLINE TRANSPORT, AGE
        TIME - 0835                    N53011              PX-  0  2  0  BUSINESS                  54, 19365 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            983 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT -  PVT STRIP
        DEPARTURE POINT             INTENDED DESTINATION
          KEMICK,ALAS                 FIN CREEK,ALAS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  IN FLIGHT: EMERGENCY DESCENT
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO SEE AND AVOID OBJECTS OR OBSTRUCTIONS
        FACTOR(S)
           INSTRUMENTS/EQUIPMENT AND ACCESSORIES - COMMUNICATIONS AND NAVIGATION EQUIPMENT: COMPASS RECEIVERS
           MISCELLANEOUS ACTS,CONDITIONS - ERRATIC
```

## Aircraft

- Registration: [N53011](https://openairdocs.org/deregistered/N53011-2012-08-21), registration cancelled 2012-08-21, S/N 1646 (OpenAirDocs)
- Reported make and model: DEHAVILLAND DHC-2
- Registry model: [Dehavilland BEAVER DHC-2 MK.3](https://openairdocs.org/model/dehavilland-beaver-dhc-2-mk-3) (registry code 2800107) (OpenAirDocs)
- Registry engine: [Pratt & Whitney Canada PT6A-60A](https://openairdocs.org/engine/pratt-whitney-canada-pt6a-60a) (registry code 52043, turbo-prop) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport:  Pvt Strip

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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