# NTSB ANC81DA044: Cessna 150F, N8768S, Copper Glacier, AK, April 16, 1981

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: April 16, 1981
- Place: Copper Glacier, AK · COPPER GLACIER, AK
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 2 minor
- Status: Completed, report June 12, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 126270
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC81DA044
- Page: https://openairdocs.org/ntsb/ANC81DA044

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0908  81/4/16    COPPER GLACIER,AK   CESSNA 150F         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 60, 8900
        TIME - 1030                    N8768S              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 1800 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          GULKANA,AK                  NORTHWAY,AK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL                                                    IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           WEATHER - HIGH DENSITY ALTITUDE
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        MISSING AIRCRAFT - LATER RECOVERED
        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                  WIND DIRECTION-DEGREES
          NONE                                                     330
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           15                                                      VFR
        TYPE OF FLIGHT PLAN
          VFR
        REMARKS- CRCG TO GAIN ALT TO CROSS OVR GLACIER.RECOVERY DATE 4/17/81.ELEV APRX 8100FT.
```

## Aircraft

- Registration: [N8768S](https://openairdocs.org/deregistered/N8768S-1982-01-05), registration cancelled 1982-01-05, S/N 15062068 (OpenAirDocs)
- Reported make and model: CESSNA 150F
- Registry model: [Cessna 150F](https://openairdocs.org/model/cessna-150f) (registry code 2071814) (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 19810416017949A](https://openairdocs.org/incident/19810416017949A), Apr 16, 1981: Cessna 150F, Copper Glacier, AK, Substantial damage. Pilot was climbing aircraft to clear Glacier and encountered windshear which caused loss of altitude and crash.

## Other investigations on N8768S (1)

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.

- [NTSB ANC68D0111](https://openairdocs.org/ntsb/ANC68D0111), Apr 26, 1968: Cessna 150 (N8768S), Skwentna, AK, substantial damage

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.