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Accidents · NTSB SEA85LA140 · Preliminary: the investigation is not finished

Cessna 188A accident near Pocatello, Idaho, June 17, 1985

On June 17, 1985 at about 12:45 pm local time, a Cessna 188A, registered N5695J, was substantially damaged in an accident near Pocatello, Idaho. It was an aerial application (crop spraying) 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 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
June 17, 1985 · about 12:45 pm local time
Place
Pocatello, Idaho
Type
Accident
Injuries
1 person was seriously injured.
Weather
visual conditions (good weather)
Aircraft
Cessna 188A · all 188As on the register
Registration
N5695J · no longer on the register · serial 18800645
Damage
Substantial damage
Flight
Aerial application (crop spraying) flight · general aviation rules (Part 91)

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

DURING AERIAL APPLICATION THE AIRCRAFTS ENGINE CEASED OPERATING. DURING ENGINE TEAR DOWN IT WAS DISCOVERED THAT THE ENGINE'S #2 CONNECTING ROD WAS BROKEN AND HAD COME THROUGH THE TOP OF THE CRANKCASE. RECOMMENDED OVERHAUL TIME IS 1200 HOURS. THIS ENGINE HAD A TOTAL TIME OF 2174 HOURS WITHOUT OVERHAUL.

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: 1,260 hours in all; 250 in this make and model; 200 in the last 90 days; 1,200 as pilot in command
  • Medical certificate: Class 2 (valid medical--no waivers/lim.)
  • Seat: unk

The aircraft

  • Airframe total time: 2,900 hours
  • Last inspection: annual inspection
  • Maximum gross weight: 3,600 lb
  • Seats: 1
  • Landing gear: fixed
  • Engine: Continental IO-520-D (piston); 0 hours total

The flight

  • Departed from: UO1 American Falls ID at 12:40 pm
  • Flight plan: none
  • Runway 0

Weather at the time

  • Light: daylight
  • Visibility: 40 statute miles
  • Sky: clear
  • Temperature: 70°F (21°C), dew point 0°F (-18°C)

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.