Expect smoke from the Owens River Fire to remain an issue today in the Tahoe-Truckee area.

This is day four of the fire that is burning near Mammoth.

Crews have been able to keep the blaze to 6,050 acres, with containment remaining at 20 percent.

Firefighters are focusing their efforts along the Owens River Road to protect nearby private developments and ranches. The Big Springs Campground, Clark Canyon climbing area, and nearby ranches and developments have been evacuated.

Four uninhabited outbuildings and several pieces of heavy equipment have been destroyed.

The exact cause has not been disclosed, but officials believe it is human caused.

— Lake Tahoe News staff report