Crews quickly quelled a one-acre brush fire burning in Alpine.
The fire broke out around 10:50 a.m. off Old Gold Mine Road and Viejas Grade Road. The Viejas Fire Department, U.S. Forest Service and Cal Fire are responding.
The fire was reported to be spreading rapidly, but crews quickly quelled the fire.
No injuries have been reported. No structures were damaged.
There is no word on a cause.
No other information was immediately available.