MORENO VALLEY ( — Firefighters were battling a fast-moving brush fire that broke out on a Moreno Valley hillside late Wednesday night.

The fire was reported near Merwin Street and Alessandro Boulevard around 8:30 p.m. and had spread to 175 acres by around 11 p.m. according to CAL FIRE Riverside officials.

READ MORE: San Jose Becomes First US City To Require Liability Insurance For Gun Owners

The flames appeared to be moving away from homes in the area and toward Lake Perris, where a campground was evacuated, officials said.

READ MORE: Laguna Hills High Student Spouts Racial Slurs At Black Player During Basketball Game

Residents, nevertheless, were unnerved.

“It really scares me just thinking that the fire can be this intense,” Justin Read said.

MORE NEWS: Kobe Bryant Remembered On 2-Year Anniversary Of His Death

It was not immediately clear how the fire was started.