CAL FIRE SLO firefighters responded to reports of a brush fire in Paso Robles Friday.
The fire broke out at around 7:00 p.m. in a riverbed near the 5100 block of Estrella Road.
Fire officials say a tree branch broke and hit nearby power lines, sparking the fire.
The fire burned about 1/2 an acre before firefighters were able to stop forward progress.
According to PG&E, 340 customers in the surrounding area are experiencing power outages. PG&E says they expect power to be fully restored by 11:00 p.m.