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Accidents · NTSB CEN09CA361 · Final report

Air Tractor AT-402A accident near Trumann, Arkansas, June 12, 2009

On June 12, 2009 at about 9:00 pm local time, a Air Tractor AT-402A, registered N50956, was substantially damaged in an accident during maneuvering (low-alt flying) near Trumann, Arkansas. 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 aircraft control in flight. Contributing to the accident was his decision to fly with known hazardous weather conditions in the vicinity.

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

What the record shows

Date
June 12, 2009 · about 9:00 pm local time
Place
Trumann, Arkansas · map
Type
Accident
Injuries
No one was hurt; 1 person was on board or involved.
Weather
visual conditions (good weather)
Aircraft
Air Tractor AT-402A
Registration
N50956 · no longer on the register · serial 402A-1076
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 had just begun crop dusting when a gust of wind forced him into the ground from a height of approximately one hundred and fifty feet. The airplane struck the ground in a left-wing-low and nose-down attitude. The left side of the aircraft impacted a tree, resulting in substantial damage. The pilot said that he was aware of a nearby thunderstorm but did not believe it would affect his flight. Upon exiting the aircraft the pilot estimated the wind to be approximately thirty miles per hour. It began to rain twenty minutes after the accident. No preflight briefing was received. The pilot reported no mechanical anomalies prior to the accident.

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. Windshear or thunderstorm during maneuvering (low-alt flying)
  2. Loss of control in flight during maneuvering (low-alt flying) defining event

The NTSB's findings

  • cause Personnel issues › Task performance › Use of equip/info › Aircraft control › Pilot
  • factor Personnel issues › Action/decision › Info processing/decision › Decision making/judgment › Pilot
  • cause Aircraft › Aircraft oper/perf/capability › Performance/control parameters › (general) › Not attained/maintained
  • factor Environmental issues › Conditions/weather/phenomena › Convective weather › Thunderstorm › Decision related to condition

Pilot

  • Certificate: commercial pilot
  • Ratings: single-engine land; instrument: airplane
  • Flight time: 2,334 hours in all; 808 in this make and model; 127 in the last 90 days; 45 in the last 30 days; 1,957 as pilot in command
  • Last flight review: February 17, 2009
  • Medical certificate: Class 2 (with waivers/limitations)
  • Seat: sngl
  • Injury: no injuries

The aircraft

  • Airframe total time: 3,608 hours
  • Last inspection: annual inspection, May 4, 2009
  • Maximum gross weight: 7,000 lb
  • Seats: 1
  • Landing gear: fixed
  • Engine: Pratt & Whitney PT6A-11AG (turboprop); 0 hours total
  • Operator: 5G'S Aviation LLC

The flight

  • Departed from: NONE Trumann AR at 8:45 pm
  • Destination: NONE Trumann AR
  • Flight plan: none

Weather at the time

  • Light: daylight
  • Wind: from 030° at 5 knots, gusting 25
  • Visibility: 10 statute miles
  • Sky: a few clouds at 7,000 ft
  • Temperature: 82°F (28°C), dew point 66°F (19°C)
  • Altimeter: 29.84 inHg
  • Observation at 8:53 pm from JBR, 12 miles away

Injuries

FatalSeriousMinorNone
Flight 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.