RIVERSIDE, Calif., July 5 (UPI) -- A brush fire that has burned through more than 100 acres of a Riverside, Calif., park is 15 percent contained, city fire officials said.
The blaze erupted at 12:47 p.m. Thursday in the Sycamore Canyon Wilderness Park, officials said.
The fire quickly burned through dry grass and brush.
About 180 firefighters from multiple agencies fought the fire with the assistance of two helicopters and four fixed-wing planes, the Los Angeles Times said.
Officials are investigating the cause of the fire.