Aircraft Accident/Incident Report

Seaside, Oregon 97138
Sunday, July 24, 1994 10:30 PDT

NTSB Narrative Summary Released at Completion of Accident

A WITNESS REPORTED HEARING THE SOUND OF AN IMPACT, TURNED, AND SAW SOMETHING SLIDE INTO THE WATER. THE AIRCRAFT WAS NOT RECOVERED DUE TO STRONG OCEAN CURRENTS IN THE VICINITY OF THE IMPACT SITE.

NTSB Probable Cause Narrative

INFLIGHT COLLISION WITH TERRAIN FOR UNDETERMINED REASONS.

Event Information

Type of Event Accident
Event Date 7/24/1994
Event Day of the Week Sunday
Time of Event 1030
Event Time Zone Pacific Daylight Time
Event City SEASIDE
Event State OREGON
Event Country --
Zipcode of the event site 97138
Event Date Year 1994
Event Date Month 7
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 --
Degrees magnetic from airport --
Airport Elevation --
Weather Briefing Completeness Unknown
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 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 15
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 Unknown
Wind Speed (knots) 0
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) --
Intensity of Precipitation Unknown
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 2
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 2
Investigating Agency NTSB
NTSB Docket Number (internal use) 1652
NTSB Notification Source --
NTSB Notification Date Jul 24 1994 12:00AM
NTSB Notification Time 1330
Fiche Number and/or location -used to find docket information IMAGE
Date of most recent change to record Dec 6 2000 11:46AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N7771F
NTSB Number SEA94FA194
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 Unknown
Aircraft Explosion Unknown
Aircraft Manufacturer's Full Name HUGHES
Aircraft Model 369HS
Aircraft Series Identifier 369HS
Aircraft Serial Number 6203905
Certified Max Gross Weight 2450
Aircraft Category Helicopter
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 5
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Apr 13 1994 12:00AM
Airframe hours since last inspection --
Airframe Hours --
ELT Installed No
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name ARDEN DANIELSON
Aircraft Owner Street Address 7885 NW 214TH PLACE
Aircraft Owner City HILLSBORO
Aircraft Owner State OR
Aircraft Owner Country
Aircraft Owner Zipcode 97124
Operator is an individual? --
Operator Name HELICOPTER ENTERPRISES, INC
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address HCR BOX 185
Operator City SEASIDE
Operator State OR
Operator Country
Operator Zip code 97138
Operator Code
Owner has at least one certificate None
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) Unknown
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code
Departure City
Departure State OR
Departure Country
Departure Time 1030
Departure Time Zone PDT
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Maneuvering
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:34AM
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 Yes
Air Medical Flight No
Medical Flight --