Weedhopper UNKNOWN accident near Spanish Fork, Utah, July 12, 1984
On July 12, 1984 at about 1:35 am local time, a Weedhopper UNKNOWN (ultralight), registered UNREG, was substantially damaged in an accident near Spanish Fork, Utah. It was a personal flight under ultralight rules (Part 103). 1 person was seriously injured. 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
- July 12, 1984 · about 1:35 am local time
- Place
- Spanish Fork, Utah · map
- Type
- Accident
- Injuries
- 1 person was seriously injured.
- Weather
- visual conditions (good weather)
- Aircraft
- Weedhopper UNKNOWN
- Registration
- UNREG · no longer on the register
- Damage
- Substantial damage
- Flight
- Personal flight · ultralight rules (Part 103)
The NTSB's narrative final · quoted from the NTSB record
THE ULTRALIGHT WAS TAKING OFF FROM A STREET WITH OBSTRUCTIONS ON EITHER SIDE. THE PLT SAID THAT DURING THE CLIMBOUT, HE ENCOUNTERED A X-WIND FROM THE NORTH WHICH BLEW HIM INTO A LAMP POST. THE VEHICLE AND POLE WERE DAMAGED AND THE VEHICLE CRASHED TO THE GROUND. THE PLT BROKE HIS LEG IN THE ACCIDENT.
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
- Ratings: single-engine land
- Medical certificate: Unknown
- Seat: left
The aircraft
- Last inspection: inspection type not recorded
- Seats: 2
- Landing gear: fixed
- Engine: Unknown UNKNOWN (piston); 0 hours total
The flight
- Flight plan: none
- Runway 0
Weather at the time
- Light: daylight
- Wind: from 260° at 3 knots
- Visibility: 40 statute miles
- Sky: clear
- Temperature: 84°F (29°C), dew point 0°F (-18°C)
- Altimeter: 30.00 inHg
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.
Other NTSB records under UNREG the same tail number, which may have belonged to a different aircraft at the time
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.