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Accidents · NTSB SEA84LA183 · Preliminary: the investigation is not finished

Cessna 150J accident near Burley, Idaho, July 25, 1984

On July 25, 1984 at about 11:41 pm local time, a Cessna 150J, registered N50618, was substantially damaged in an accident near Burley, Idaho (07 airport). It was a personal flight under general aviation rules (Part 91). 1 person had minor injuries. 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, 1984 · about 11:41 pm local time
Place
Burley, Idaho · 07 · map
Type
Accident
Injuries
1 person had minor injuries.
Weather
visual conditions (good weather)
Aircraft
Cessna 150J · all 150Js on the register
Registration
N50618 · registry record · serial 15069437
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

THE ACFT MADE A FORCED LANDING IN A POTATO FIELD AND NOSED OVER AFTER THE ENGINE LOST POWER. THE PLT SAID SHE USED CARBURETOR HEAT WHEN THE ENGINE STARTED RUNNING ROUGH. THE ENGINE DID NOT IMMEDIATELY IMPROVE BUT WAS RUNNING IN SURGES FROM 1800-2200 RPM. THE PLT CUT THE CARB HEAT OFF AND THE ENGINE GOT WORSE. AT ONE POINT THE RPM IMPROVED THEN WORSENED DRAMATICALLY. AFTER A SHORT WHILE THE ENGINE DIED. POST ACCIDENT INVESTIGATION AND INSPECTION FOUND THE ENGINE NORMAL.

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: foreign licence
  • Ratings: single-engine land
  • Flight time: 95 hours in all; 47 in this make and model; 45 in the last 90 days; 56 as pilot in command
  • Medical certificate: Class 3 (valid medical--w/ waivers/lim.)
  • Seat: left

The aircraft

  • Airframe total time: 4,506 hours
  • Last inspection: 100-hour inspection, June 15, 1984
  • Maximum gross weight: 1,600 lb
  • Seats: 2
  • Landing gear: fixed
  • Engine: Continental O-200-A (piston); 0 hours total

The flight

  • Departed from: BYI Burley ID at 11:25 pm
  • Destination: U02 Blackfoot ID
  • Flight plan: VFR
  • Runway 0

Weather at the time

  • Light: daylight
  • Wind: from 330° at 7 knots
  • Visibility: 30 statute miles
  • Sky: scat at 1,000 ft
  • Temperature: 91°F (33°C), dew point 54°F (12°C)
  • Altimeter: 30.00 inHg
  • Observation at 8:25 pm from BYI, 14 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.

Other NTSB records under N50618 the same tail number, which may have belonged to a different aircraft at the time

2019-10-08GAA20CA010 · accident near Fallon, NV · substantial damage · no injuries

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.