Casualties unknown

Stall During Departure Leads to Tree Collision (N4892)

Yuba City, CA, US

On May 11, 2006, a Grumman G-164A (registration N4892) operated by Twin Cities Aviation L.l.c. was involved in an aviation accident near Yuba City, CA. Investigators recorded the probable cause as: the pilot's failure to attain and maintain an adequate airspeed during the takeoff initial climb. 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 2026-07-04Data APIEditorial standards

A chemical-loaded airplane stalled during initial climb in 85°F temperature and hit trees; pilot reported no mechanical issues.

Incident Overview

An airplane, loaded with 1,800 pounds of chemical, stalled during departure from an airstrip and collided with trees. The ambient temperature at the time was approximately 85 degrees Fahrenheit.

Sequence of Events

During the initial climb, the pilot realized the airplane would not clear the trees at the end of the runway. Attempting an avoidance maneuver, the pilot initiated a turn or other action, but the airplane subsequently stalled and impacted the trees.

Pilot Report

The pilot stated that no mechanical malfunctions or failures occurred with the airplane prior to the incident.

Frequently asked questions

What happened in the 11 May 2006 Grumman G-164A accident near Yuba City, CA?

A chemical-loaded airplane stalled during initial climb in 85°F temperature and hit trees; pilot reported no mechanical issues.

What aircraft was involved and where did it happen?

The accident on 11 May 2006 involved a Grumman G-164A, registration N4892, operated by Twin Cities Aviation L.l.c., at Yuba City, CA.

What was the probable cause of the accident?

the pilot's failure to attain and maintain an adequate airspeed during the takeoff initial climb.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20060531X00647. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.