# NTSB OAK77FJA01: Yankee AA1, N5910L, Wainiha, HI, December 11, 1976

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: December 11, 1976
- Place: Wainiha, HI · WAINIHA, HI
- Location: 22.1921° N, 159.5467° W: Placed by OpenAirDocs: center of Wainiha, HI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=22.1921&lon=-159.5467&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report February 7, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 156755
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK77FJA01
- Page: https://openairdocs.org/ntsb/OAK77FJA01

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3739  76/12/11 NR.WAINIHA,HI         YANKEE AA1          CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 29, 60 TOTAL
        TIME - 0800                    N5910L              PX-  1  0  0  BUSINESS                  HOURS, 9 IN TYPE, NOT
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          PRINCEVILLE KAUAI,HI        LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
           PILOT IN COMMAND - MISJUDGED DISTANCE AND ALTITUDE
        FACTOR(S)
           PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
           TERRAIN - HIGH OBSTRUCTIONS
         FIRE AFTER IMPACT
        REMARKS- ACFT WAS SEEN AT 100 FT ALT HEADED INTO RISING MOUNTAINS.
```

## Aircraft

- Registration: [N5910L](https://openairdocs.org/deregistered/N5910L-1977-02-22), registration cancelled 1977-02-22, S/N AA-1 0210 (OpenAirDocs)
- Reported make and model: YANKEE AA1
- Registry model: [American AA-1](https://openairdocs.org/model/american-aa-1) (registry code 0630610) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

## 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 19761211040539A](https://openairdocs.org/incident/19761211040539A), Dec 11, 1976: Grumav AA1, Wainiha, HI, Destroyed, 1 fatal. Acft was seen at 100 ft alt headed into rising mountains.

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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