Evacuation orders and warnings were issued to more than 31,000 people in the vicinity of two new wildfires north of Los Angeles on Wednesday.

A large brush fire that erupted near Interstate 5 in Castaic has burned more than 3,400 acres, causing several evacuation orders and warnings Wednesday morning.

Mandatory evacuation orders and warnings have been issued for a fast-moving wildfire that has burned at least 500 acres near the Los Angeles County community of Castaic Wednesday morning, authorities said.