No fatalities

Helicopter Fuel Exhaustion Leads to Forced Landing and Rotor Contact (N39KH)

Stockton, CA, US

On August 5, 2000, a Bell 47D (registration N39KH) operated by Pablo M. Ejarque was involved in an aviation accident near Stockton, CA. No fatalities were reported. Investigators recorded the probable cause as: The pilot's inadequate planning by which he miscalculated fuel consumption which resulted in fuel exhaustion. 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 commercial pilot performed an autorotative landing after engine power loss due to fuel exhaustion. The helicopter's skids hit a berm, causing rotor blades to contact the ground.

Accident

A commercial pilot executed an autorotative landing in an open field after experiencing a loss of engine power during cruise flight. As the helicopter touched down, the skids struck a berm, initiating a rocking motion. The aircraft pitched fore and aft, causing the main and tail rotor blades to strike the ground.

Aircraft Information

The helicopter was a single-engine model equipped with a single-tank fuel system with a capacity of 29 gallons. The pilot estimated a fuel flow of 16 gallons per hour, calculating an endurance of 1 hour and 48 minutes. The engine had operated for 1 hour and 35 minutes prior to the power loss.

Post-Accident Findings

Following the accident, the pilot inspected the aircraft and determined that the fuel load had been completely exhausted. In the accident report, under the section titled "Recommendation (How Could This Accident Have Been Prevented)," the pilot suggested that more thorough planning for cross-country flights could have prevented the incident.

Frequently asked questions

What happened in the 5 Aug 2000 Bell 47D accident near Stockton, CA?

A commercial pilot performed an autorotative landing after engine power loss due to fuel exhaustion. The helicopter's skids hit a berm, causing rotor blades to contact the ground.

Were there any fatalities in the 5 Aug 2000 Bell 47D accident?

No fatalities were recorded in this accident.

What aircraft was involved and where did it happen?

The accident on 5 Aug 2000 involved a Bell 47D, registration N39KH, operated by Pablo M. Ejarque, at Stockton, CA.

What was the probable cause of the accident?

The pilot's inadequate planning by which he miscalculated fuel consumption which resulted in fuel exhaustion.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001212X21765. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.