Aircraft Accident/Incident Report

Gov't Camp, Oregon 97028
Tuesady, June 7, 1983 19:59 PDT

NTSB Narrative Summary Released at Completion of Accident

WX CONDITIONS ALONG THE FLT ROUTE INDICATED CEILINGS OF 25,000 FT & UNRESTRICTED VISIBILITY EXCEPT FOR THE AREA SOUTH & WEST OF MOUNT HOOD. MOUNT HOOD, ELEVATION 11,239 FT MSL, ON THE SW SIDE OF GOVERNMENT CAMP & CLEAR LAKE (ACCIDENT SITE),WAS COVERED BY CLOUDS. ACCORDING TO WITNESSES, A CLASSIC TOWERING CUMULONIMBUS EXISTED OVER MOUNT HOOD. AT CLEAR LAKE, ABOUT 15 MI SOUTH OF MOUNT HOOD, IT WAS RAINING WITH HAIL & LIGHTNING, WITH A CEILING ESTIMATED AT ABOUT 300 FT WITNESSES AT CLEAR LAKE REPORTED THE STORM WAS IN PROGRESS FOR SOME TIME BEFORE THE ACFT 'FELL OUT OF THE CLOUDS' INTO THE LAKE. MOST OF THE RECOVERED WRECKAGE WAS FOUND IN CLEAR LAKE BY SCUBA DIVERS IN AN AREA 3600 FT BY 800 FT. WRECKAGE DISTRIBUTION INDICATED GENERAL DISINTEGRATION INFLIGHT PRIOR TO IMPACT.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 6/7/1983
Event Day of the Week Tuesday
Time of Event 1959
Event Time Zone Pacific Daylight Time
Event City GOV'T CAMP
Event State OREGON
Event Country --
Zipcode of the event site 97028
Event Date Year 1983
Event Date Month 6
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport
Event Location Nearest Airport ID
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation --
Weather Briefing Completeness Partial - limited by pilot
Investigator's weather source Witness
Time of the weather observation 0
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation
Lighting Conditions Day
Lowest Ceiling Height 300
Lowest Non-Ceiling Height 300
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Overcast
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 1
Air Temperature at event time (in degrees celsius) 16
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 0
Variable Wind Indicator Variable
Wind Speed (knots) 20
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 40
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) --
Intensity of Precipitation Heavy
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal 4
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 4
Investigating Agency NTSB
NTSB Docket Number (internal use) 1470
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 21764
Date of most recent change to record Jan 2 2001 9:15AM
User who most recently changed record dbo
Basic weather conditions Instrument Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N8402P
NTSB Number SEA83FA118
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name PIPER
Aircraft Model PA28RT-201T
Aircraft Series Identifier PA28RT-201
Aircraft Serial Number 28R-8131159
Certified Max Gross Weight 2900
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 4
Number of Engines 1
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Jun 2 1983 12:00AM
Airframe hours since last inspection 15
Airframe Hours 720
ELT Installed Yes
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name H.F. WESTON S.C. WESTON
Aircraft Owner Street Address 815 SEA SPRAY LANE
Aircraft Owner City FOSTER CITY
Aircraft Owner State CA
Aircraft Owner Country
Aircraft Owner Zipcode 94404
Operator is an individual? --
Operator Name
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
Operator Code
Owner has at least one certificate Yes - certificate holder
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code SEA
Departure City SEATTLE
Departure State WA
Departure Country
Departure Time 1641
Departure Time Zone PDT
Destination Same as Local Flt --
Destination Airport Code SEA
Destination City JACKSON
Destination State CA
Destination Country
Specific Phase of Flight Descent
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:36AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --