Aircraft Accident/Incident Report

Lewiston, Idaho 83501
Tuesady, May 30, 1989 11:30 PDT

NTSB Narrative Summary Released at Completion of Accident

DURING CRUISE FLIGHT, THE PILOT REPORTED THAT THE ENGINE LOST POWER. A FORCED LANDING WAS INTIATED ON SLOPING TERRAIN. THE HELICOPTER COLLIDED WITH THE TERRAIN AND ROLLED OVER. THE WRECKAGE WAS REMOVED FOR INSPECTION. AN ENGINE TEST RUN WAS PERFORMED WITH NO MECHANICAL FAILURES OR MALFUNCTIONS REPORTED.

NTSB Probable Cause Narrative

A LOSS OF ENGINE POWER FOR UNDETERMINED REASONS. A FACTOR IN THE ACCIDENT WAS THE LACK OF SUITABLE TERRAIN FOR A FORCED LANDING.

Event Information

Type of Event Accident
Event Date 5/30/1989
Event Day of the Week Tuesday
Time of Event 1130
Event Time Zone Pacific Daylight Time
Event City LEWISTON
Event State IDAHO
Event Country --
Zipcode of the event site 83501
Event Date Year 1989
Event Date Month 5
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 0
Weather Briefing Completeness Unknown
Investigator's weather source Pilot
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 Night/Bright
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 6500
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 40
Air Temperature at event time (in degrees celsius) 18
Dew Point at event time (in degress fahrenheit) 4
Wind Direction (degrees magnetic) 360
Variable Wind Indicator Unknown
Wind Speed (knots) 8
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 3
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 528
NTSB Notification Source --
NTSB Notification Date May 30 1989 12:00AM
NTSB Notification Time 1600
Fiche Number and/or location -used to find docket information 39932
Date of most recent change to record Dec 13 2000 12:42PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N2756Y
NTSB Number SEA89LA095
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 135: Air Taxi & Commuter
Type of Flight Plan filed Company VFR
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name BELL
Aircraft Model 206B III
Aircraft Series Identifier 206B III
Aircraft Serial Number 2710
Certified Max Gross Weight 3200
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 Jan 3 1989 12:00AM
Airframe hours since last inspection 5
Airframe Hours --
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name GERALD WILSON
Aircraft Owner Street Address 1134 14TH AVE. P.O BOX 504
Aircraft Owner City LEWISTON
Aircraft Owner State ID
Aircraft Owner Country
Aircraft Owner Zipcode 83501
Operator is an individual? --
Operator Name JERRY WILSON
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address P.O. BOX 504
Operator City LEWISTON
Operator State ID
Operator Country
Operator Zip code 83501
Operator Code
Owner has at least one certificate Yes - certificate holder
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation External Load
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not Non-scheduled
Indicates Domestic or International Flight Domestic
Operator carrying Pax/Cargo/Mail Passenger Only
Type of Flying (Per_Bus / Primary) Unknown
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code LWS
Departure City LEWISTON
Departure State ID
Departure Country
Departure Time 1120
Departure Time Zone PDT
Destination Same as Local Flt --
Destination Airport Code MYL
Destination City MCCALL
Destination State ID
Destination Country
Specific Phase of Flight Landing
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:35AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --