Casualties unknown

Agricultural Aircraft Strikes Power Lines and Terrain During Spraying Operation (N731GY)

Morton, TX, US

On October 14, 1997, a Cessna A188B (registration N731GY) was involved in an aviation accident near Morton, TX. Investigators recorded the probable cause as: The pilot's failure to maintain clearance from the power lines while maneuvering during an aerial application flight. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-06-10Data APIEditorial standards

An aerial application aircraft struck power lines at 35 feet altitude and crashed into a cotton field. The engine and propeller showed no defects. The pilot had been hired two weeks prior.

Accident Overview

The accident occurred during a local aerial application flight. The aircraft was spraying defoliant on a cotton field located east of the impact site. According to the flagger, the airplane was conducting north-to-south-to-north passes while applying Roundup defoliant. During the operation, the airplane struck and severed three top pole-mounted aluminum electrical cables that spanned east to west at an approximate height of 35 feet above the ground.

Sequence of Events

After striking the power lines, the airplane continued and impacted the ground. Physical evidence at the accident site indicates that the airplane struck the ground on a measured heading of 176 degrees. The impact attitude was nose low with a slight right turn. No further details about the flight path or pilot actions are available from the investigation.

Investigation Findings

A teardown examination of the engine and propeller was performed. Investigators found no defects that would have prevented normal operation of the airplane. The pilot had been hired by the owner/operator approximately two weeks prior to the accident after the operator became ill. No other contributing factors or causal links were identified in the source material.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001208X08994. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.