Amateur-built ACRO DUSTER II SA750 accident near West Jordon, Utah, October 8, 1994
On October 8, 1994 at about 7:20 pm local time, a amateur-built ACRO DUSTER II SA750, registered N31WD, was destroyed in an accident near West Jordon, Utah. It was a personal flight under general aviation rules (Part 91). 2 people were killed. The weather was visual conditions (good weather).
The NTSB's probable cause their words, unchanged
THE PILOT-IN-COMMAND'S ATTEMPT TO PERFORM A LOW ALTITUDE FLIGHT MANEUVER, AND HIS FAILURE TO MAINTAIN ADEQUATE AIRSPEED DURING THE MANEUVER. THIS LED TO AN UNRECOVERABLE AERODYNAMIC STALL.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- October 8, 1994 · about 7:20 pm local time
- Place
- West Jordon, Utah · map
- Type
- Accident
- Injuries
- 2 people were killed.
- Weather
- visual conditions (good weather)
- Aircraft
- Amateur-built ACRO DUSTER II SA750 ACRO DUSTE
- Registration
- N31WD · registry record · serial 001WRG
- Damage
- Destroyed
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
GROUND WITNESSES OBSERVED THE AIRPLANE PERFORMING AEROBATICS, INCLUDING ROLLS, SEVERAL MINUTES PRIOR TO THE ACCIDENT. IMMEDIATELY PRIOR TO THE ACCIDENT, WITNESSES DESCRIBED THAT THE AIRPLANE 'ROLLED' ABOUT 500 FEET ABOVE THE GROUND. DURING THE ROLL, THE ENGINE POWER DECREASED. THE AIRPLANE AERODYNAMICALLY STALLED AND DESCENDED INTO THE GROUND. AN EXAMINATION OF THE WRECKAGE, INCLUDING THE ENGINE, DID NOT DISCLOSE ANY EVIDENCE OF PRE-IMPACT MECHANICAL MALFUNCTION.
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: private
- Ratings: single-engine land
- Flight time: 770 hours in all; 164 in this make and model; 33 in the last 90 days; 7 in the last 30 days
- Medical certificate: Class 3 (valid medical--no waivers/lim.)
- Seat: rear
The aircraft
- Airframe total time: 175 hours
- Last inspection: annual inspection, July 1, 1994; 45 hours since
- Maximum gross weight: 1,546 lb
- Seats: 2
- Landing gear: fixed
- Engine: Lycoming HIO-360-D1A (piston); 0 hours total
The flight
- Departed from: U42 UT
- Flight plan: none
- Runway 0
Weather at the time
- Light: daylight
- Wind: from 140° at 6 knots
- Visibility: 15 statute miles
- Sky: clear
- Temperature: 63°F (17°C), dew point 37°F (3°C)
- Altimeter: 30.00 inHg
- Observation at 6:50 pm from SLC, 7 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.