Los Angeles, Sep 25 (TIWN) Over 1,600 firefighters are battling a new fast-moving wildfire that has grown to over 6,800 acres in northern California, authorities said on Saturday.

A total of 1,663 firefighters have been assigned to battle the wildfire, dubbed Fawn Fire, said Captain Chris Harvey of the Sacramento Fire Department, who was serving as a public information officer for the California Department of Forestry and Fire Protection (Cal Fire) on the incident.

At least 25 structures have been destroyed by the wildfire, which started some 19 km north of Redding city on Wednesday evening and triggered multiple mandatory evacuation orders, reports Xinhua news agency.

Around 9,000 structures remain threatened by the wildfire, which was only 10 per cent contained, said Harvey.