# NTSB SEA81FA012: Piper PA-34, N114PH, Stevenson, WA, December 21, 1980

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: December 21, 1980
- Place: Stevenson, WA · STEVENSON, WA
- Location: 45.6964° N, 121.8979° W: Placed by OpenAirDocs: center of Stevenson, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.6964&lon=-121.8979&mi=10
- Phase of flight: [Uncontrolled descent](https://openairdocs.org/ntsb-phases/650) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report March 4, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 127613
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA81FA012
- Page: https://openairdocs.org/ntsb/SEA81FA012

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3240  80/12/21 NR.STEVENSON,WA       PIPER PA-34         CR-  2  0  0  NONCOMMERCIAL             ATP,FLIGHT INSTR., AGE
        TIME - 1815                    N114PH              PX-  0  0  0  CORP/EXEC                 28, 6500 TOTAL HOURS, 500
                                       DAMAGE-DESTROYED    OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          NORTH BEND,OR               HOOD RIVER,OR
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           INSTRUMENTS/EQUIPMENT AND ACCESSORIES - FLIGHT AND NAVIGATION INSTRUMENTS: OTHER
           SYSTEMS - OTHER SYSTEMS: VACUUM SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - AIRFRAME ICE
        FACTOR(S)
           WEATHER - LOW CEILING
           WEATHER - RAIN
           WEATHER - ICING CONDITIONS-INCLUDES SLEET,FREEZING RAIN,ETC.
           WEATHER - TURBULENCE, ASSOCIATED W/CLOUDS AND/OR THUNDERSTORMS
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY RADIO
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        MISSING AIRCRAFT - LATER RECOVERED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                 UNKNOWN/NOT REPORTED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          4 MILES OR LESS                                          RAIN
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          FOG                                                      IFR
        TYPE OF FLIGHT PLAN
          IFR
        REMARKS- GYRO INSTRUMENT SYSTEM MALFUNCTIONED DURING ICING CONDITIONS. RECOVERY DATE 12/23/80.
```

## Aircraft

- Registration: [N114PH](https://openairdocs.org/deregistered/N114PH-2014-10-09), registration cancelled 2014-10-09, S/N 34-7970450 (OpenAirDocs)
- Reported make and model: PIPER PA-34
- Registry model: [Piper PA-34-200T](https://openairdocs.org/model/piper-pa-34-200t) (registry code 7103406) (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 19801221088449A](https://openairdocs.org/incident/19801221088449A), Dec 21, 1980: Piper PA34200T, Stevenson, WA, Destroyed. Aircraft crashed during no gyro approach. Icing conditions existed. Found shaft sheared on left vacuum pump.

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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