Amateur-built HI-MAX accident near Omro, Wisconsin, June 27, 1993
On June 27, 1993 at about 11:00 pm local time, a amateur-built HI-MAX, registered N200D, was substantially damaged in an accident near Omro, Wisconsin (Wilke Field). 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 inadequate preflight planning and preparation. A factor in the accident is the downdraft.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- June 27, 1993 · about 11:00 pm local time
- Place
- Omro, Wisconsin · Wilke Field · map
- Type
- Accident
- Injuries
- 1 person was seriously injured.
- Weather
- visual conditions (good weather)
- Aircraft
- Amateur-built HI-MAX
- Registration
- N200D · registry record · serial 5
- Damage
- Substantial damage
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
THE PILOT REPORTED THAT HE TOOK OFF IN A WESTERLY DIRECTION FROM A PRIVATE, GRASS STRIP THAT WAS BORDERED BY WIRES AND TREES AT THE WEST END. HE SAID THAT THE AIRPLANE REACHED AN ALTITUDE OF APPROXIMATELY 50' ABOVE THE GROUND AND WOULDN'T CLIMB ANY HIGHER. HE FEELS THE AIRPLANE WOULDN'T CLIMB ANY HIGHER DUE TO A DOWNDRAFT CREATED BY A WESTERLY FLOW OF WIND OVER THE TREES LOCATED AT THE WEST END OF THE RUNWAY. THE AIRPLANE COLLIDED WITH THE WIRES AT THE WEST END OF THE FIELD AND CRASHED. NO PREIMPACT MECHANICAL PROBLEMS WITH THE AIRPLANE WERE REPORTED BY THE PILOT.
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: 500 hours in all; 92 in this make and model; 8 in the last 90 days; 4 in the last 30 days
- Medical certificate: Class 3 (valid medical--w/ waivers/lim.)
- Seat: left
The aircraft
- Airframe total time: 92 hours
- Last inspection: approved inspection programme; 2 hours since
- Maximum gross weight: 930 lb
- Seats: 2
- Landing gear: fixed
- Engine: Zenoah G50 (piston); 0 hours total
The flight
- Departed from: Winneconne WI at 11:00 am
- Flight plan: none
- Runway 27, 1,300 ft by 100 ft
Weather at the time
- Light: daylight
- Wind: from 270° at 10 knots
- Visibility: 15 statute miles
- Sky: clear
- Temperature: 81°F (27°C), dew point 0°F (-18°C)
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 N200D 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.