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Accidents · NTSB CHI04LA225 · Final report

Cessna A188B accident near Mylo, North Dakota, August 12, 2004

On August 12, 2004 at about 1:05 am local time, a Cessna A188B, registered N92806, was destroyed in an accident near Mylo, North Dakota. It was an aerial application (crop spraying) flight under agricultural flying rules (Part 137). 1 person was killed. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

The pilot's failure to maintain clearance from the windmill. The windmill was a contributing factor.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
August 12, 2004 · about 1:05 am local time
Place
Mylo, North Dakota · map
Type
Accident
Injuries
1 person was killed.
Weather
visual conditions (good weather)
Aircraft
Cessna A188B · all A188Bs on the register
Registration
N92806 · no longer on the register · serial 18802071T
Damage
Destroyed
Flight
Aerial application (crop spraying) flight · agricultural flying rules (Part 137)

The NTSB's narrative final · quoted from the NTSB record

The airplane was destroyed and the pilot fatally injured when the airplane struck a 25 foot tall windmill during an aerial application flight. No anomalies were found with respect to the airplane or its systems. The pilot was reported to have sprayed the field where the accident occurred on previous occasions.

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: commercial pilot
  • Ratings: single-engine land; instrument: airplane
  • Flight time: 7,950 hours in all
  • Last flight review: June 30, 2004
  • Medical certificate: Class 2 (valid medical--w/ waivers/lim.)
  • Seat: ctr
  • Injury: fatal

The aircraft

  • Airframe total time: 6,118 hours
  • Last inspection: annual inspection, May 7, 2004; 254 hours since
  • Maximum gross weight: 4,200 lb
  • Seats: 1
  • Landing gear: fixed
  • Engine: Continental IO-520 (piston); 0 hours total

The flight

  • Departed from: 06D Rolla ND at 2:50 am
  • Flight plan: none

Weather at the time

  • Light: daylight
  • Wind: from 050° at 11 knots
  • Visibility: 10 statute miles
  • Sky: broken clouds at 1,400 ft; not recorded
  • Temperature: 55°F (13°C), dew point 52°F (11°C)
  • Altimeter: 30.10 inHg

Injuries

FatalSeriousMinorNone
Crew1

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.