Firefighters in San Luis Obispo County are battling what is currently the largest wildfire in California so far this year.

Evacuation orders were issued near Highway 166. The highway is closed from U.S. 101 near Santa Maria to Perkins Road in the New Cuyama area of Santa Barbara County.

California’s largest wildfire of the year grew to an estimated 70,801 acres Friday, producing smoke that has affected millions of residents across the southern part of the state. The Madre Fire in