Aircraft Accident/Incident Report

Fort Thompson, South Dakota 57339
Monday, February 12, 1990 14:42 CST

NTSB Narrative Summary Released at Completion of Accident

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 2/12/1990
Event Day of the Week Monday
Time of Event 1442
Event Time Zone Central Standard Time
Event City FORT THOMPSON
Event State SOUTH DAKOTA
Event Country --
Zipcode of the event site 57339
Event Date Year 1990
Event Date Month 2
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 Unknown
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 Unknown
Sky Condition for Lowest Ceiling Unknown
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 0
Air Temperature at event time (in degrees celsius) -18
Dew Point at event time (in degress fahrenheit) -18
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) 0
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Serious
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor 1
Injury Total None --
Injury Total Serious 1
Injury Total All 2
Investigating Agency NTSB
NTSB Docket Number (internal use) 9000
NTSB Notification Source --
NTSB Notification Date Apr 27 1993 12:00AM
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information
Date of most recent change to record Dec 18 2002 11:28AM
User who most recently changed record NTSB\GIUV
Basic weather conditions Unknown
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N620
NTSB Number CHI90TL#03
Missing Aircraft Indicator N
Federal Aviation Reg. Part Public Use
Type of Flight Plan filed Unknown
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire Unknown
Aircraft Explosion Unknown
Aircraft Manufacturer's Full Name BELL
Aircraft Model 206B
Aircraft Series Identifier 206B
Aircraft Serial Number 2904
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 Unknown
Date of Last Inspection --
Airframe hours since last inspection --
Airframe Hours --
ELT Installed Unknown
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name DEPT OF ENERGY
Aircraft Owner Street Address 1356 COLE BLVD
Aircraft Owner City GOLDEN
Aircraft Owner State CO
Aircraft Owner Country
Aircraft Owner Zipcode 80401
Operator is an individual? --
Operator Name DOE
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address 1356 COLE BLVD
Operator City GOLDEN
Operator State CO
Operator Country
Operator Zip code 80401
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 Unknown
Indicates Domestic or International Flight Unknown
Operator carrying Pax/Cargo/Mail Unknown
Type of Flying (Per_Bus / Primary) Public Use
Second Pilot on Board Unknown
Departure Point Same as Event No
Departure Airport Code
Departure City PIERCE
Departure State SD
Departure Country
Departure Time 0
Departure Time Zone
Destination Same as Local Flt --
Destination Airport Code
Destination City FT THOMPSON
Destination State SD
Destination Country
Specific Phase of Flight Cruise
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Oct 22 2001 3:26PM
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 --