# NTSB OAK71AP023: Piper PA-30, N7161Y, Mcknlyville, CA, November 4, 1970

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: November 4, 1970
- Place: Mcknlyville, CA · MCKNLYVILLE, CA
- Location: 40.9512° N, 124.0776° W: Placed by OpenAirDocs: center of McKinleyville, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.9512&lon=-124.0776&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report March 17, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 175418
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK71AP023
- Page: https://openairdocs.org/ntsb/OAK71AP023

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2443   70/11/4   MCKNLYVILLE,CALIF   PIPER PA-30         CR-  1  0  0  NONCOMMERCIAL             COMMERCIAL, AGE 54,
        TIME - 1910                    N7161Y              PX-  1  0  0  PLEASURE/PERSONAL TRANSP  UNK/NR TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            UNK/NR IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - ARCATA
        DEPARTURE POINT             INTENDED DESTINATION
          ORLEANS,CALIF               MCKNLYVILLE,CALIF
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            LANDING: TRAFFIC PATTERN-CIRCLING
           STALL: SPIN                                              LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - BECAME LOST/DISORIENTED
           MISCELLANEOUS ACTS,CONDITIONS - FUEL EXHAUSTION
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           PILOT IN COMMAND - PHYSICAL IMPAIRMENT
           MISCELLANEOUS ACTS,CONDITIONS - HYPOXIA
           WEATHER - OTHER
           MISCELLANEOUS ACTS,CONDITIONS - POORLY PLANNED APPROACH
           MISCELLANEOUS ACTS,CONDITIONS - FAILED TO EXTEND THE LANDING FLAPS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-2 ENGINES
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                  5000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     RAIN
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  WIND VELOCITY-KNOTS
          NONE                                                     CALM
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- ENCTRD BUILDUPS ENRT,RPRTD 20000FT ALT.ADZD USE ANY RWY.OXY TNKS EMPTY.RADIOS INCORRECTLY SET.
```

## Aircraft

- Registration: [N7161Y](https://openairdocs.org/deregistered/N7161Y-1972-02-28), registration cancelled 1972-02-28, S/N 30-182 (OpenAirDocs)
- Reported make and model: PIPER PA-30
- Registry model: [Piper PA-30](https://openairdocs.org/model/piper-pa-30) (registry code 7103002) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Arcata

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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