Mitchell TU-10 accident near Perris, California, May 13, 1984
On May 13, 1984 at about 6:08 pm local time, a Mitchell TU-10 (ultralight), registered UNREG, was destroyed in an accident near Perris, California. It was an instructional flight under ultralight rules (Part 103). 2 people were killed. 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
- May 13, 1984 · about 6:08 pm local time
- Place
- Perris, California
- Type
- Accident
- Injuries
- 2 people were killed.
- Weather
- visual conditions (good weather)
- Aircraft
- Mitchell TU-10
- Registration
- UNREG · no longer on the register · serial 1010
- Damage
- Destroyed
- Flight
- Instructional flight · ultralight rules (Part 103)
The NTSB's narrative final · quoted from the NTSB record
THE PURPOSE OF THE FLT WAS FOR ONE INSTRUCTOR PLT (CFI) TO CHECK OUT THE OTHER CFI IN THE ULTRALIGHT VEHICLE. REPORTEDLY, MANY WITNESSES WATCHED AS THE ACFT CLIMBED TO APRX 3000 FT AGL. THE AIRCREW THEN PERFORMED A SERIES OF ROLLS TO THE LEFT & RIGHT. THE ACFT THEN ENTERED A SPIN & CRASHED. NO EVIDENCE OF AN IN-FLT STRUCTURAL FAILURE OR POWER FAILURE WAS FOUND. ACCORDING TO THE OWNER'S MANUAL, AEROBATIC MANEUVERS & INTENTIONAL SPINS WERE PROHIBITED.
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: airline transport pilot
- Ratings: multi-engine land; single-engine land; instructor: airplane single-engine; instrument: airplane
- Flight time: 4,000 hours in all; 7 in this make and model
- Medical certificate: Class 1 (valid medical--w/ waivers/lim.)
- Seat: left
The aircraft
- Airframe total time: 25 hours
- Last inspection: inspection type not recorded
- Maximum gross weight: 750 lb
- Seats: 2
- Landing gear: fixed
- Engine: Kawasaki TA 440A-C203 (piston); 0 hours total
The flight
- Departed from: L65 Perris CA
- Flight plan: none
- Runway 0
- A second pilot was aboard
Weather at the time
- Light: daylight
- Visibility: 20 statute miles
- Sky: clear
- Temperature: 84°F (29°C), dew point 54°F (12°C)
- Altimeter: 30.00 inHg
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 2 |
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.