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Accidents · NTSB SEA98LA129 · Final report

Cessna 150 accident near Oregon City, Oregon, July 7, 1998

On July 7, 1998 at about 11:01 pm local time, a Cessna 150, registered N6417T, was substantially damaged in an accident near Oregon City, Oregon (Nielsen Airport). It was a personal flight under general aviation rules (Part 91). No one was hurt; 1 person was on board or involved. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

The pilot's improper flare.

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

What the record shows

Date
July 7, 1998 · about 11:01 pm local time
Place
Oregon City, Oregon · Nielsen Airport · map
Type
Accident
Injuries
No one was hurt; 1 person was on board or involved.
Weather
visual conditions (good weather)
Aircraft
Cessna 150 · all 150s on the register
Registration
N6417T · registry record · serial 17817
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

The pilot stated that he arrived in the vicinity of his airstrip and elected to make an approach from the east. He stated that 'he established on the glide slope and made a stable descent. To ensure clearing a fence that had been erected at the very edge of the airstrip that penetrates approximately 4 feet into the 20 to 1 glide slope I held power a couple of seconds longer than usual. Just at the point of touchdown I withdrew the flaps and had landed hard on the main wheels and had a rise of 3 to 4 feet. The second contact was also on the mains with less rise-approx[imately] 2 feet. Final contact with the ground was on the nose gear. At that time the aircraft was moving very slowly and the nosewheel did not collapse quickly-rather it gently folded under the plane and the plane stopped forward motion in approx[imately] 10 feet.' The pilot noted that he had made over 950 landings at the airstrip in twenty years.

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: 855 hours in all; 792 in this make and model; 854 as pilot in command
  • Medical certificate: Class 3 (valid medical--w/ waivers/lim.)
  • Seat: left

The aircraft

  • Airframe total time: 3,865 hours
  • Last inspection: annual inspection, June 6, 1998; 4 hours since
  • Maximum gross weight: 1,600 lb
  • Seats: 2
  • Landing gear: fixed
  • Engine: Continental O-200A (piston); 0 hours total

The flight

  • Departed from: TIW Tacoma WA at 9:40 pm
  • Destination: 2ORO
  • Flight plan: none
  • Runway 27, 1,150 ft by 50 ft

Weather at the time

  • Light: daylight
  • Wind: from 030° at 6 knots
  • Visibility: 10 statute miles
  • Sky: broken clouds at 3,800 ft; not recorded
  • Temperature: 77°F (25°C), dew point 64°F (18°C)
  • Altimeter: 30.00 inHg
  • Observation at 7:01 am from AUO, 12 miles away

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.