Cal Fire's new maps for Southern California added 3.5 million acres into fire-hazard zones, increasing the acreage in the highest hazard zone by 26%.

LOS ANGELES - Cal Fire just released their updated Fire Hazard Severity Zone Maps for Los Angeles County . The state goes through this process every ten years or so, and it's meant not only to decide where resources are needed, but also to update clearance or home building requirements.

The maps, which represent the most significant update in more than a decade, expand "very high" fire hazard zones by 35 percent across local fire jurisdictions, increasing from 860,000 acres to almost 1.