UPDATE (7:35 p.m.) — Firefighters say the brush fire has now burned 96 acres of grass and brush.
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Firefighters are working to contain a brush fire that broke out Friday afternoon along Highway 166.
The fire was first reported at around 4 p.m. about halfway between Santa Maria and New Cuyama.
The "Rinconada Fire" is burning in the Los Padres National Forest.
Forest Service officials say as of 6 p.m., the fire had burned 76 acres in grass and brush and was spreading at a moderate rate.
Crews from the Santa Barbara County Fire Department, Bureau of Land Management, and CAL FIRE SLO are assisting on the fire.
