Beech G35 accident near Lakeport, California, December 12, 1984
On December 12, 1984, a Beech G35, registered N430WM, was substantially damaged in an accident near Lakeport, California (Lampson airport). It was a personal flight under general aviation rules (Part 91). 1 person was seriously injured; 1 other was unhurt. The weather was visual conditions (good weather).
The NTSB's probable cause their words, unchanged
The NTSB has not yet published a probable cause for this accident. Investigations usually take one to two years; this page updates when the final report is released.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- December 12, 1984
- Place
- Lakeport, California · Lampson · map
- Type
- Accident
- Injuries
- 1 person was seriously injured; 1 other was unhurt.
- Weather
- visual conditions (good weather)
- Aircraft
- Beech G35 · all G35s on the register
- Registration
- N430WM · no longer on the register · serial D4613
- Damage
- Substantial damage
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
AT APRX 150 FT AGL THE ACFT'S LOST PWR & PLT MADE A TAIL FIRST HARD LANDING OFF SIDE OF RWY. ACFT SKIDDED 60 FT BEFORE STOPPING WHEN IT HIT A FENCE. FUEL SELECTOR WAS FOUND IN 'AUX' POSITION. PLT SAID HE TOOK OFF ON LEFT TANK AND WAS MOVING SELECTOR TO RT TANK WHEN ENGINE QUIT. ONLY 5 1/2 GALS OF FUEL REMAINED IN LEFT MAIN TANK. NO FUEL LINES WERE BROKEN. TAKEOFF IS PROHIBITED WITH LESS THEN 10 GALS OF FUEL IN EACH MAIN TANK. ENGINE WAS SUCCESSFULLY RUN AFTER THE ACCIDENT. PLT WAS SWITCHING TANKS WITHOUT USING ELECTRIC BOOST PUMP.
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: commercial pilot
- Ratings: single-engine land; rotorcraft: helicopter
- Flight time: 3,000 hours in all; 260 in this make and model; 20 in the last 90 days; 5 in the last 30 days
- Medical certificate: None
- Seat: left
The aircraft
- Last inspection: annual inspection, February 10, 1984; 3,844 hours since
- Maximum gross weight: 2,775 lb
- Seats: 4
- Landing gear: retractable
- Engine: Continental E225-8 (piston); 0 hours total
The flight
- Departed from: 102 Lakeport CA
- Destination: 031 Healdsburg CA
- Flight plan: none
- Runway 28, 3,450 ft by 40 ft
Weather at the time
- Light: daylight
- Visibility: 30 statute miles
- Sky: scat at 4,000 ft
- Temperature: 46°F (8°C), dew point 39°F (4°C)
- Altimeter: 29.00 inHg
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.