Wildfire Zones: Newport Beach vs Santa Ana
How do wildfire zones rules compare between Newport Beach, CA and Santa Ana, CA?
Santa Ana has fewer restrictions than Newport Beach.
Newport Beach, CA
Orange County
Portions of Newport Beach, particularly the hillside areas of Newport Coast and San Joaquin Hills, are designated as Very High Fire Hazard Severity Zones. Properties in these areas face enhanced building, landscaping, and brush clearance requirements under NBMC and California fire code.
View full Newport Beach rules →Santa Ana, CA
Orange County
Santa Ana is a fully urbanized city with no areas designated as Very High Fire Hazard Severity Zones (VHFHSZ) by CAL FIRE. The city is served by the Orange County Fire Authority (OCFA) and is not subject to wildland-urban interface fire regulations.
View full Santa Ana rules →Key Facts Comparison
| Fact | Newport Beach | Santa Ana |
|---|---|---|
| Designation | Very High Fire Hazard Severity | - |
| Key Areas | Newport Coast, San Joaquin Hills | - |
| Defensible Space | 100 feet per PRC 4291 | - |
| Construction | CBC Chapter 7A required | - |
| NB Fire | (949) 644-3104 | - |
| VHFHSZ Areas | - | None in Santa Ana |
| Fire Service | - | Orange County Fire Authority |
| Responsibility Area | - | Local (LRA) |
| WUI Requirements | - | Not applicable |
| Standard Fire Code | - | Still enforced |
Highlighted rows indicate differences between cities.
Newport Beach FAQ
Is my Newport Beach property in a wildfire zone?
Properties in Newport Coast, Crystal Cove, and the San Joaquin Hills are typically in Very High Fire Hazard Severity Zones. Check with NB Fire at (949) 644-3104 for your specific address.
What building requirements apply in fire zones?
CBC Chapter 7A requires Class A roofing, ember-resistant vents, tempered glass, and non-combustible materials within 5 feet of the structure for new construction.
How much brush clearance is required?
PRC 4291 requires 100 feet of defensible space around structures. NB Fire conducts annual inspections in designated fire hazard zones.
Santa Ana FAQ
Is Santa Ana in a wildfire zone?
No. Santa Ana is a fully urbanized city with no areas designated as Very High Fire Hazard Severity Zones by CAL FIRE.
Do I need special fire-resistant building materials in Santa Ana?
The enhanced WUI building material requirements do not apply in Santa Ana since the city has no VHFHSZ areas. Standard California Building Code fire protection requirements still apply.
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