Aircraft Accident/Incident Report

Iliamna, Alaska 99606
Saturday, July 27, 1996 15:05 AKD

NTSB Narrative Summary Released at Completion of Accident

The first pilot, a non-instrument rated private pilot, departed on a cross-country flight to a remote area in a float equipped airplane. He was accompanied by a commercial/instrument rated pilot/passenger. The flight was reported overdue and was located 3 days later by search personnel. The airplane collided with mountainous terrain at an elevation of 2,200 feet along the intended flight path to the destination. The accident site was located in an area of hills that had a maximum elevation of 2,452 feet and surrounded by low, flat terrain. About 37 miles east at Iliamna, AK, the 1514 special weather observation was in part: 2,400 feet broken, 4,000 feet overcast, visibility 4 miles in light rain and mist, temperature 55 deg, dew point 52 degrees, wind from 100 deg at 13 knots.

NTSB Probable Cause Narrative

VFR flight by the pilot into instrument meteorological conditions (IMC), and failure of the pilot to maintain sufficient altitude and/or clearance from mountainous terrain. Factors relating to the accident were: the adverse weather condition (low ceiling and rain) and terrain.

Event Information

Type of Event Accident
Event Date 7/27/1996
Event Day of the Week Saturday
Time of Event 1505
Event Time Zone --
Event City ILIAMNA
Event State ALASKA
Event Country --
Zipcode of the event site 99606
Event Date Year 1996
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 Weather Observation Facility
Time of the weather observation 1514 Atlantic Daylight Time
Direction of event from weather observation facility (degrees) 72
Weather Observation Facility ID ILI
Elevation of weather observation facility 207
Distance of event from weather observation facility (units?) 37
Time Zone of the weather observation ADT
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Broken
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 4
Air Temperature at event time (in degrees celsius) 13
Dew Point at event time (in degress fahrenheit) 11
Wind Direction (degrees magnetic) 100
Variable Wind Indicator Unknown
Wind Speed (knots) 13
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) --
Intensity of Precipitation Light
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) 1610
NTSB Notification Source --
NTSB Notification Date Jul 30 1996 12:00AM
NTSB Notification Time 1945
Fiche Number and/or location -used to find docket information IMAGE
Date of most recent change to record Dec 8 2000 10:11AM
User who most recently changed record dbo
Basic weather conditions Instrument Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N9141T
NTSB Number ANC96FA109
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed VFR
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire Ground
Aircraft Explosion None
Aircraft Manufacturer's Full Name Cessna
Aircraft Model 180B
Aircraft Series Identifier 180B
Aircraft Serial Number 50641
Certified Max Gross Weight 2650
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 Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Feb 6 1996 12:00AM
Airframe hours since last inspection 16
Airframe Hours 4250
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name DAVID L. MOUNTJOY
Aircraft Owner Street Address P.O. BOX 774107
Aircraft Owner City EAGLE RIVER
Aircraft Owner State AK
Aircraft Owner Country
Aircraft Owner Zipcode 99577
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 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) Personal
Second Pilot on Board Yes
Departure Point Same as Event No
Departure Airport Code
Departure City PALMER
Departure State AK
Departure Country
Departure Time 1340
Departure Time Zone ADT
Destination Same as Local Flt --
Destination Airport Code
Destination City LAKE ALEKNAGIK
Destination State AK
Destination Country
Specific Phase of Flight Cruise
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:30AM
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 --