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Accidents · NTSB GAA17CA117 · Final report

Air Tractor INC AT 802 accident near Vernon, Utah, January 17, 2017

On January 17, 2017 at about 11:45 pm local time, a 2011 Air Tractor INC AT 802, registered N20361, was substantially damaged in an accident during maneuvering near Vernon, Utah. It was an aerial application (crop spraying) flight under agricultural flying rules (Part 137). 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 failure to maintain clearance from mountainous terrain.

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

What the record shows

Date
January 17, 2017 · about 11:45 pm local time
Place
Vernon, Utah · map
Type
Accident
Injuries
No one was hurt; 1 person was on board or involved.
Weather
visual conditions (good weather)
Aircraft
Air Tractor INC AT 802 A, built 2011 · all AT 802s on the register
Registration
N20361 · no longer on the register · serial 802A-0420
Damage
Substantial damage
Flight
Aerial application (crop spraying) flight · agricultural flying rules (Part 137)

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

The pilot of the tailwheel-equipped airplane reported that he attempted to transition a mountain ridge after he had completed an aerial application. He added that he began to climb to a safe altitude in rising terrain but realized that it was going to be "close to clear" the mountain top. He attempted to turn to the left but noted that the terrain would not allow him to do so. He continued straight ahead and impacted the mountain top about 10 ft from the crest. The airplane sustained substantial damage to both wings and the fuselage. The pilot reported that there were no preaccident mechanical malfunctions or failures with the airplane that would have precluded normal operation.

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

What happened, in order

  1. Controlled flight into terrain or object (CFIT) during maneuvering defining event

The NTSB's findings

  • cause Aircraft › Aircraft oper/perf/capability › Performance/control parameters › Altitude › Not attained/maintained
  • cause Personnel issues › Psychological › Attention/monitoring › Monitoring environment › Pilot
  • Environmental issues › Physical environment › Terrain › Mountainous/hilly terrain › Effect on operation

Pilot

  • Certificate: commercial pilot
  • Ratings: single-engine land; instrument: airplane
  • Flight time: 8,104 hours in all; 6,250 in this make and model; 7,500 as pilot in command
  • Last flight review: May 6, 2016
  • Medical certificate: Class 2 (without waivers/limitations)
  • Seat: sngl
  • Injury: no injuries

The aircraft

  • Last inspection: annual inspection, October 1, 2016
  • Maximum gross weight: 16,000 lb
  • Seats: 1
  • Landing gear: fixed
  • Engine: Pratt & Whitney Canada PT6A-65AG (turbofan); 2,600 hours total

The flight

  • Departed from: U14 Nephi UT at 10:30 pm
  • Destination: U14 Nephi UT
  • Flight plan: none

Weather at the time

  • Light: daylight
  • Wind: from 280° at 3 knots
  • Visibility: 10 statute miles
  • Sky: clear
  • Temperature: 27°F (-3°C), dew point 19°F (-7°C)
  • Altimeter: 30.23 inHg
  • Observation at 11:56 pm from KPVU, 39 miles away

Injuries

FatalSeriousMinorNone
Flight crew1

Documents from the investigation the NTSB's docket: the evidence folder behind the report

2 documents, released by the NTSB on June 13, 2017. View them here, or download them; the NTSB redacts some personal details before release, and this site shows the NTSB's own titles rather than its file names.

The same docket at the NTSB · documents without a copy here are fetched from the NTSB when you open them.

Other NTSB records under N20361 the same tail number, which may have belonged to a different aircraft at the time

2016-06-12GAA16CA313 · accident near Cairo, IL · 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.