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Accidents · NTSB SEA85LA177 · Preliminary: the investigation is not finished

Cessna 172 accident near Mitchell, Oregon, July 25, 1985

On July 25, 1985 at about 10:00 pm local time, a Cessna 172, registered N734WW, was substantially damaged in an accident near Mitchell, Oregon (None airport). It was a personal flight under general aviation rules (Part 91). No one was hurt; 2 people were on board or involved. 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 25, 1985 · about 10:00 pm local time
Place
Mitchell, Oregon · None · map
Type
Accident
Injuries
No one was hurt; 2 people were on board or involved.
Weather
visual conditions (good weather)
Aircraft
Cessna 172 · all 172s on the register
Registration
N734WW · no longer on the register · serial 17269182
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

A GO-AROUND WAS ATTEMPTED AND THE PILOT WAS UNABLE TO OUTCLIMB RISING TERRAIN. THE FIELD ELEVATION WAS OVER 3400 FEET AND THE TEMPERATURE WAS ABOVE 90 DEGREES. THE PILOT MADE A TURN TO AVOID TERRAIN AND STALLED. THE DENSITY ALTITUDE WAS AROUND 7,800 FEET.

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: flight instructor, private
  • Ratings: single-engine land; instructor: airplane single-engine; instrument: airplane; rotorcraft: helicopter
  • Medical certificate: Class 2 (valid medical--no waivers/lim.)
  • Seat: left

The aircraft

  • Last inspection: inspection type not recorded
  • Maximum gross weight: 2,500 lb
  • Seats: 4
  • Landing gear: fixed
  • Engine: Lycoming O-320-H2AD (piston); 0 hours total

The flight

  • Departed from: HIO Hillsboro OR
  • Destination: Mitchel OR
  • Flight plan: none
  • Runway 0

Weather at the time

  • Light: daylight
  • Visibility: 50 statute miles
  • Sky: clear
  • Temperature: 90°F (32°C), dew point 0°F (-18°C)

Injuries

FatalSeriousMinorNone
Crew1
Passengers1

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.