# NTSB LAX79DUG18: Stolamph AA-5A, N9871U, Big Bear City, CA, February 22, 1979

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: February 22, 1979
- Place: Big Bear City, CA · BIG BEAR CITY, CA
- Location: 34.2611° N, 116.8450° W: Placed by OpenAirDocs: center of Big Bear City, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=34.2611&lon=-116.8450&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report March 21, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 137858
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX79DUG18
- Page: https://openairdocs.org/ntsb/LAX79DUG18

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0196  79/2/22    BIG BEAR CITY,CA    STOLAMPH CO AA-5A   CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 36, 334
        TIME - 0755                    N9871U              PX-  0  0  2  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 8 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - BIG BEAR
        DEPARTURE POINT             INTENDED DESTINATION
          BIG BEAR CITY,CA            SAN DIEGO,CA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL                                                    IN FLIGHT: CLIMB TO CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - AIRFRAME ICE
           MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
        REMARKS- FROST OBSERVED ON ACFT IN PARKING LINE.
```

## Aircraft

- Registration: [N9871U](https://openairdocs.org/deregistered/N9871U-1983-03-23), registration cancelled 1983-03-23, S/N AA5A0271 (OpenAirDocs)
- Reported make and model: STOLAMPH CO AA-5A
- Registry model: [Grumman American Avn. AA-5A](https://openairdocs.org/model/grumman-american-avn-aa-5a) (registry code 3960106) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Big Bear

## 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 19790222003429A](https://openairdocs.org/incident/19790222003429A), Feb 22, 1979: Gulstm AA5A, Big Bear Lake, CA, Substantial damage. Attempted takeoff at 6700 ft altitude with frost on wings. Acft settled onto ice and snow covered lake.

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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