Cessna 150 accident near Clarkston, Washington, February 27, 1994
On February 27, 1994 at about 10:27 pm local time, a Cessna 150, registered N50765, was substantially damaged in an accident near Clarkston, Washington. It was a personal flight under general aviation rules (Part 91). No one was hurt; 2 people were on board or involved. The weather was visual conditions (good weather).
The NTSB's probable cause their words, unchanged
THE PILOT IN COMMAND'S INADEQUATE USE OF CARBURETOR HEAT. FACTOR(S) WERE: CARBURETOR ICING WEATHER CONDITIONS AND ROUGH TERRAIN.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- February 27, 1994 · about 10:27 pm local time
- Place
- Clarkston, Washington · map
- Type
- Accident
- Injuries
- No one was hurt; 2 people were on board or involved.
- Weather
- visual conditions (good weather)
- Aircraft
- Cessna 150 · all 150s on the register
- Registration
- N50765 · no longer on the register · serial 15069538
- Damage
- Substantial damage
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
THE AIRCRAFT DEPARTED WITH 20 GALLONS OF AUTO GAS, AND AFTER CONDUCTING SEVERAL TOUCH & GO LANDINGS, THE PILOT IN COMMAND DEPARTED THE PATTERN. SHORTLY THEREAFTER, THE ENGINE BEGAN SPUTTERING AND LOSING POWER. THE PILOT APPLIED CARBURETOR HEAT BRIEFLY WITH NO APPARENT EFFECT, THEN RETURNED IT TO THE COLD POSITION. THE TEMPERATURE\DEW POINT IMMEDIATELY PRECEDING THE ACCIDENT WAS 40/33 DEGREES F. WITH MULTIPLE CLOUD LAYERS BEGINNING 2000 FEET ABOVE THE CRASH SITE. PRECIPITATION AS DRIZZLE WAS RECORDED 45 MINUTES BEFORE THE ACCIDENT. THE PILOT EXECUTED A FORCED LANDING IN A PLOWED FIELD CROSSING THE FURROWS AT AN APPROXIMATE 60 DEGREE ANGLE. DURING THE ROLLOUT, THE NOSE LANDING GEAR COLLAPSED.
The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.
The factual record from the NTSB's investigation tables, in plain English
Pilot
- Certificate: flight instructor, commercial pilot
- Ratings: single-engine land; instructor: airplane single-engine; instrument: airplane
- Flight time: 2,824 hours in all; 500 in this make and model; 26 in the last 90 days; 5 in the last 30 days; 2,686 as pilot in command; 291 on instruments
- Medical certificate: Class 2 (valid medical--no waivers/lim.)
- Seat: left
The aircraft
- Airframe total time: 6,496 hours
- Last inspection: 100-hour inspection, November 16, 1993; 105 hours since
- Maximum gross weight: 1,600 lb
- Seats: 2
- Landing gear: fixed
- Engine: Continental O-200-A (piston); 0 hours total
The flight
- Departed from: LWS Lewiston ID at 9:45 pm
- Flight plan: none
- Runway 0
Weather at the time
- Light: daylight
- Wind: from 140° at 5 knots
- Visibility: 10 statute miles
- Sky: broken clouds at 1,700 ft; scat at 1,000 ft
- Temperature: 39°F (4°C), dew point 34°F (1°C)
- Altimeter: 30.00 inHg
- Observation at 10:09 pm from LWS, 5 miles away
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 1 | |||
| Passengers | 1 |
Documents from the investigation the NTSB's docket: the evidence folder behind the report
The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.
Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.