No fatalities

Single-Engine Airplane Strikes Trees After Takeoff from Short Airstrip at Mt Baldy (N351FH)

Mt Baldy, United States of AmericaTakeoff (climb)

On July 9, 1974, a Pilatus PC-6 (Porter & Turbo Porter) (registration N351FH) operated by Intermountain Aviation was involved in an aviation accident near Mt Baldy, United States of America during takeoff. No fatalities were reported. Investigators recorded the probable cause as: Failed to maintain flying speed at takeoff. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A).

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary report: the U.S. National Transportation Safety Board (NTSB) historical archive (1962-1981)Updated 2026-07-04Data APIEditorial standards

A single-engine airplane struck trees and crashed shortly after takeoff from a short airstrip at Mt Baldy. All three occupants were uninjured. The aircraft, on a forest fire survey flight, was damaged beyond repair. Probable cause: failure to maintain flying speed.

Accident Details

A single-engine airplane was taking off from a short airstrip at Mt Baldy when it struck trees and crashed just after liftoff. The aircraft was on a survey flight against forest fire. All three occupants were uninjured, but the airplane was damaged beyond repair.

Investigation Findings

The official investigation determined the probable cause of the accident: the pilot's failure to maintain flying speed during takeoff. No other causal factors were identified.

Contributing Factors

Investigators reported several contributing factors that affected the takeoff performance. These included high density altitude at about 12,000 feet, airport conditions, and a high altitude short runway takeoff. Additionally, wind conditions were reported as 12-15 knots, which then died, causing the aircraft to settle down slope into trees.

Frequently asked questions

What happened in the 9 Jul 1974 Pilatus PC-6 (Porter & Turbo Porter) accident near Mt Baldy, United States of America?

A single-engine airplane struck trees and crashed shortly after takeoff from a short airstrip at Mt Baldy. All three occupants were uninjured. The aircraft, on a forest fire survey flight, was damaged beyond repair. Probable cause: failure to maintain flying speed.

Were there any fatalities in the 9 Jul 1974 Pilatus PC-6 (Porter & Turbo Porter) accident?

No fatalities were recorded in this accident.

What aircraft was involved and where did it happen?

The accident on 9 Jul 1974 involved a Pilatus PC-6 (Porter & Turbo Porter), registration N351FH, operated by Intermountain Aviation, at Mt Baldy, United States of America.

What was the probable cause of the accident?

Failed to maintain flying speed at takeoff.