A man lit a fire near the Chatsworth Reservoir, authorities say, but firefighters were able to contain the blaze and residents chased down the suspect.

Neighbors in Chatsworth chased down a man accused of trying to start a brush fire. The detained the man, before deputies got there to arrest him.

The suspect was seen walking away from an area after allegedly lighting a brush fire in the vicinity of Knapp Ranch Road and Woolsey Canyon Road.

A group of neighbors chased down a man suspected of starting a fire Monday afternoon near the Chatsworth Reservoir in Los Angeles, California. (Gabe Cortez, Instagram)