Amateur-built SONERIA II accident near Bolivar, Missouri, May 9, 1992
On May 9, 1992 at about 1:12 pm local time, a amateur-built SONERIA II, registered N7063L, was substantially damaged in an accident near Bolivar, Missouri. It was a personal flight under general aviation rules (Part 91). 1 person was seriously injured. The weather was visual conditions (good weather).
The NTSB's probable cause their words, unchanged
THE PILOT'S IMPROPER PREFLIGHT PLANNING/PREPARATION.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- May 9, 1992 · about 1:12 pm local time
- Place
- Bolivar, Missouri
- Type
- Accident
- Injuries
- 1 person was seriously injured.
- Weather
- visual conditions (good weather)
- Aircraft
- Amateur-built SONERIA II
- Registration
- N7063L · no longer on the register · serial 1012
- Damage
- Substantial damage
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
THE ACCIDENT AIRPLANE SUSTAINED A COMPLETE LOSS OF ENGINE POWER DURING CLIMB. POLICE OFFICERS RESPONDING TO THE ACCIDENT REPORT WITNESSES HAD HEARD THE 'MOTOR SPUTTER, COUGH, AND THEN DIE, JUST BEFORE IT CRASHED.' THE PILOT WAS TRANSPORTED TO A LOCAL HOSPITAL WHERE HE REMAINED UNTIL HE PASSED AWAY FROM CANCER 43 DAYS AFTER THE ACCIDENT. A POST ACCIDENT INSPECTION REVEALED THERE WAS NO FUEL IN THE FUEL TANK. THERE WAS NO EVIDENCE OF A FUEL SPILL OR LEAKAGE IN THE FUEL SYSTEM.
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
- Medical certificate: None
- Seat: rear
The aircraft
- Last inspection: inspection type not recorded, August 20, 1989
- Seats: 2
- Landing gear: fixed
- Engine: Volkswagen (piston); 0 hours total
The flight
- Flight plan: none
- Runway 0
Weather at the time
- Light: daylight
- Wind: from 180° at 6 knots
- Visibility: 15 statute miles
- Sky: clear
- Temperature: 55°F (13°C), dew point 48°F (9°C)
- Altimeter: 30.00 inHg
- Observation at 12:50 pm from SGF, 25 miles away
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 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.