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Atlas / NTSB / SEA81FA012

NTSB CAROL · Event

Event SEA81FA012

1980-12-21 STEVENSON, Washington, United States Fatal 1 aircraft Status: Completed

Registry · N114PH

FAA Aircraft Registry record.

Make / Model

CESSNA 208B

Year of manufacture

2008

Engine

P&W CANADA PT6A-114A (675 hp)

Seats / Engines

12 seats · 1 engine

Last airworthiness date

20220326

ADS-B equipped

Yes — Mode-S A03C5C

Registrant of record

PACIFIC AIR HOLDINGS LLC

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

Historical record (pre-1982)

NTSB recorded this accident in the pre-1982 coded-field schema — structured fields rather than free-text narrative. Decoded codes use established NTSB single-letter taxonomies; cause factors remain verbatim pending the Form 6120.4 codebook lookup.

Aircraft

PIPER PA-34 · N114PH

Damage

Destroyed

Craft type

Airplane

Classification

Accident

Light condition

Dusk

Weather

IMC

Phase of flight

D9

Operator type

Personal/private

Kind of flying

B3

Weather at impact

Sky

OVERCAST

Aircraft history

Serial number

0034-7970450

Total time

537 hrs

Pilot

Certificate

GA (GA)

Total hours

6,500

Age

28

Probable cause (from PRE1982.MDB)

G CONDITIONS. RECOVERY DATE 12/23/80.

Investigator remarks

GYRO INSTRUMENT SYSTEM MALFUNCTIONED DURING ICIN

Cause factors

  • 76/A/AY A
    INSTRUMENTS/EQUIPMENT AND ACCESSORIES OTHER Cause — pilot/personnel action
  • 75/A/JB A
    SYSTEMS VACUUM SYSTEM Cause — pilot/personnel action
  • 88/A/74 A
    MISCELLANEOUS ACTS,CONDITIONS AIRFRAME ICE Cause — pilot/personnel action
  • 82/J/A J
    WEATHER LOW CEILING Joint cause
  • 82/J/B J
    WEATHER RAIN Joint cause
  • 82/J/F J
    WEATHER ICING CONDITIONS-INCLUDES SLEET,FREEZING RAIN,ETC. Joint cause
  • 82/J/L J
    WEATHER TURBULENCE, ASSOCIATED W/CLOUDS AND/OR THUNDERSTORMS Joint cause

Decoded against the NTSB Form 6120.4 cause-factor codebook (ct_Pre1982 table). Each row shows the raw triplet, modifier (Cause / Factor / etc.), category, and specific code.

Source: NTSB pre-1982 historical archive. Docket 3 3240. Source file NTSB_1980_3_3240.txt. Modern CAROL record on data.ntsb.gov ↗.