Cessna 150 accident near Hesperia, California, June 29, 1986
On June 29, 1986 at about 8:02 am local time, a Cessna 150, registered N8729S, was substantially damaged in an accident near Hesperia, California (Hesperia Air Lodge airport). 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 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
- June 29, 1986 · about 8:02 am local time
- Place
- Hesperia, California · Hesperia Air Lodge · 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
- N8729S · no longer on the register · serial 15062029
- Damage
- Substantial damage
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
THE STUDENT PILOT AND PASSENGER DEPARTED CARBLE AIRPORT (CCB), UPLAND, CA, ON A VISUAL FLIGHT RULES PERSONAL FLIGHT TO BULLHEAD CITY, ARIZONA. THE STUDENT PLT REPORTED WHILE APPROACHING HESPERIA, CA AT ABOUT 7,500 FT M.S.L. THE ENGINE BEGAN TO EXPERIENCE AN INTERMITTENT POWER LOSS WHICH WAS FOLLOWED BY A TOTAL LOSS OF POWER. THE STUDENT PILOT ELECTED TO LAND AT HESPERIA AIR LODGE (L26). WHILE ON FINAL APPROACH TO RUNWAY 21, THE AIRPLANE COLLIDED WITH SOME UNMARKED WIRES WHICH CROSS THE FINAL APPROACH COURSE. THE AIRPLANE WAS REMOVED FROM THE ACCIDENT SITE BEFORE THE ENGINE COULD BE EXAMINED. PLTS FLT TIME WAS NOT AVAILABLE/NOT REPORTED.
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: student
- Medical certificate: Class 3 (valid medical--no waivers/lim.)
- Seat: left
The aircraft
- Last inspection: inspection type not recorded
- Maximum gross weight: 1,600 lb
- Seats: 2
- Landing gear: fixed
- Engine: Continental O-200 (piston); 0 hours total
The flight
- Departed from: CCB Upland CA at 7:28 am
- Destination: Bullhead City AZ
- Flight plan: none
- Runway 21, 3,910 ft by 50 ft
Weather at the time
- Light: night, bright
- Wind: from 270° at 10 knots
- Visibility: 50 statute miles
- Sky: clear
- Temperature: 64°F (18°C), dew point 0°F (-18°C)
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.