Fire crews have fully contained a brush fire that broke out near Diamond Valley Lake in the Hemet area early Monday morning.
The blaze, dubbed the Diamond Fire, began about 1 a.m. south of Domenigoni Parkway near Warren Road, just north of Diamond Valley Lake.
The wildfire had scorched about 20 acres as of 3:22 a.m., according to a tweet from the Cal Fire Riverside.
Crews had stopped the forward spread of the blaze just before 3:30, according to Cal Fire.
By 12:20 p.m., the blaze was fully contained, officials said.
No evacuations or injuries were reported in the fire. The cause remains under investigation.