# NTSB SEA93LA043: Cessna 150K, N6072G, Moran Junction, WY, December 22, 1992

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Limited investigation · Final report
- Date: December 22, 1992, 14:30 local (21:30 UTC)
- Place: Moran Junction, WY
- Coordinates: 43.839485, -110.499435 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=43.8395&lon=-110.4994&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report September 14, 1993
- Report: Approved by Office Director
- NTSB case key (mKey): 42971
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA93LA043
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/42971/pdf
- Page: https://openairdocs.org/ntsb/SEA93LA043

## Probable cause

THE PILOT IN COMMAND'S ATTEMPTING FLIGHT INTO KNOWN ADVERSE WEATHER CONDITIONS AND HIS SUBSEQUENT INABILITY TO MAINTAIN ALTITUDE. FACTORS CONTRIBUTING TO THE ACCIDENT WERE ICING CONDITIONS AND TREES.

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- In flight encounter with weather, cruise
  - flight into known adverse weather - attempted, pilot in command (cause)
- In flight collision with object, descent - emergency
  - weather condition - icing conditions (contributing factor)
  - object - tree(s) (contributing factor)
  - altitude - not possible, pilot in command (cause)
- In flight collision with terrain/water, descent - uncontrolled

## Analysis

AFTER DEPARTING THE SANTA MONICA AREA OF CALIFORNIA EN ROUTE TO BILLINGS, MONTANA, TO SPEND CHRISTMAS WITH HIS SISTER, THE PILOT STOPPED IN OGDEN, UTAH, AND RECEIVED A VFR NOT RECOMMENDED WEATHER BRIEFING FOR THE OGDEN TO JACKSON, WYOMING, LEG OF THE FLIGHT. THE PILOT DEPARTED FOR JACKSON WITHOUT A FLIGHT PLAN AND UPON ARRIVAL WAS DISCOURAGED FROM CONTINUING ON HIS FLIGHT TO BILLINGS BY FBO PERSONAL AT THE JACKSON HOLE AIRPORT. ONE FBO EMPLOYEE DESCRIBED THE WEATHER AT JACKSON AS 'HORRIBLE'. THE PILOT FUELED AND SUBSEQUENTLY DEPARTED FOR LIVINGSTON, MONTANA, FILING NO FLIGHT PLAN AND OBTAINING NO WEATHER BRIEFING UPDATE. SHORTLY AFTER DEPARTURE HE ENCOUNTERED REDUCED VISIBILITY AND ATTEMPTED TO RETURN TO THE JACKSON HOLE AIRPORT. THE AIRCRAFT BEGAN PICKING UP ICE AND SNOW AND THE PILOT WAS UNABLE TO MAINTAIN ALTITUDE AND BEGAN A DESCENT. DURING THE DESCENT, THE AIRCRAFT COLLIDED WITH A TREE AND DESCENDED OUT OF CONTROL TO THE GROUND.

## Aircraft

- Registration: [N6072G](https://openairdocs.org/deregistered/N6072G-1994-02-23), registration cancelled 1994-02-23, S/N 15071572 (OpenAirDocs)
- Reported make and model: CESSNA 150K
- Registry model: [Cessna 150K](https://openairdocs.org/model/cessna-150k) (registry code 2071822) (OpenAirDocs)
- Category: Airplane
- Serial number: 15071572
- Engines: CONTINENTAL O-200-A 100 horsepower reciprocating
- Damage: Destroyed
- Flight: Personal, Part 91
- Operator: Kohut, Robert J.
- Registered owner: Kohut, Robert J.
- Airworthiness certificate: Standard, Utility
- Last inspection: Annual, June 12, 1992, 70 hours before
- Departed: JAC, JACKSON HOLE, WY
- Destination: LVM, LIVINGSTON, MT

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 41; private; airplane ratings: single-engine land; medical: class 2, valid medical--no waivers/lim.; seat: left; flight hours: 360 total, 320 in this make and model, 360 as pilot in command, 25 in the last 90 days, 18 in the last 30 days, 10 in the last 24 hours

## Weather

- Conditions: Instrument (IMC), Day
- Wind: 230° at 15 knots, gusting 25
- Temperature: 19 °F, dew point 16 °F
- Observed at: WEY, 56 nm away

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19921222053459A](https://openairdocs.org/incident/19921222053459A), Dec 22, 1992: Cessna 150K, Moran Junction, WY, Destroyed. Worsening weather FBO urged pilot not to continue. Left anyway. Ran into snow and ice. Descended into trees.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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