UPDATE (8:36 p.m.) CalFire says the fire near Vacaville is now 40-percent contained as of 4 p.m.
It has damaged three structures and is threatening 80 others.
Mandatory evacuations have been lifted, according to the Solano County Office of Emergency Services.
The cause of the fire remains under investigation.
ORIGINAL STORY:The Quail Fire in Solano County has reached 1,400 acres and is 10 percent contained Sunday morning, said CAL FIRE officials.
According to an update at 8:47 a.m. Sunday, the fire located on Quail Canyon Road and Pleasants Valley Road has destroyed three structures.
CAL FIRE says there are 600 fire personnel and seven crews assigned to the fire. There are also 30 engines and nine bulldozers assisting.
Fire crews say evacuations are "in progress." The cause of the fire remains under investigation.
This is a developing story. Please check back later as more information becomes available.