Welcome to Chula Vista Fire Department Hazard Severity Zone (FHSZ) information hub. This site provides comprehensive information about the rollout of updated fire hazard severity zones within the Local Responsibility Areas (LRA) of the Chula Vista Fire Department.

It is important for the public to understand that these maps are created by the California Department of Forestry and Fire Protection (CAL FIRE) under the direction of the State Fire Marshal. Our local fire agency does not control the creation of the map but is required to ensure the community has the opportunity to review and provide feedback.

What zone is my home in?

Use the link below to search your address and find out what Fire Hazard Severity Zone your home is in.

Chula Vista CVMapper Fire Hazard Severity Zone Map

Home Vegetation Management Tool Kit

For additional information on California Fire Hazard Severity Zones visit:  

Cal Fire 2025 LRA Fire Hazard Severity Zone Viewer

The History of Fire Hazard Severity Zone Maps 

Fire Hazard Severity Zone maps arose from major destructive fires, prompting the recognition of these areas and strategies to reduce wildfire risks. Legislative response led to mandated mapping across California under the California Public Resources Code 4201-4204, encompassing all State Responsibility Areas (SRA). 

What are Fire Hazard Severity Zones? 

The State Fire Marshal is mandated to classify lands within State Responsibility Areas into Fire Hazard Severity Zones (FHSZ). Fire Hazard Severity Zones fall into one of the following classifications: 

The California laws that require Fire Hazard Severity Zones include California Public Resources Code 4201-4204, California Code of Regulations Title 14, Section 1280 and California Government Code 51175-89.