Brush Clearance: Anaheim vs Irvine
How do brush clearance rules compare between Anaheim, CA and Irvine, CA?
Irvine has fewer restrictions than Anaheim.
Anaheim, CA
Orange County
Anaheim Fire & Rescue enforces brush clearance in the Special Protection Area (Wildland-Urban Interface). The Life Safety Section coordinates weed abatement and reviews fuel modification plans. New landscaping must reduce fire-risk vegetation near structures.
View full Anaheim rules →Irvine, CA
Orange County
Irvine enforces vegetation management under IMC Title 4, Division 4 (Fire) and the California Fire Code. Properties in Fire Hazard Severity Zones must maintain 100 feet of defensible space per California PRC Section 4291.
View full Irvine rules →Key Facts Comparison
| Fact | Anaheim | Irvine |
|---|---|---|
| Defensible Space | 100 ft (state law) | 100 ft in FHSZ areas |
| Enforcement | Anaheim Fire & Rescue | OCFA |
| WUI Area | Special Protection Area | - |
| OCFA | Serves Anaheim Hills | - |
| Zone 1 | - | 0-30 ft: remove dead vegetation |
| Zone 2 | - | 30-100 ft: reduce density |
| FHSZ Map Updated | - | 2025 (expanded areas) |
Highlighted rows indicate differences between cities.
Anaheim FAQ
Is my Anaheim property in a brush clearance area?
Properties in the Special Protection Area (Wildland-Urban Interface) require brush clearance. Contact the Life Safety Section at Anaheim Fire & Rescue.
How much clearance is required?
California PRC 4291 requires 100 feet of defensible space. Anaheim's Brush Clearance Guidelines may require additional measures for new landscaping.
Irvine FAQ
Is my Irvine property in a fire hazard zone?
Irvine updated its FHSZ maps in 2025. Check the city's Fire Hazard Severity Zone Map to see if your property is in a Moderate, High, or Very High zone.
How much brush clearance is required?
Properties in FHSZ areas must maintain 100 feet of defensible space, with stricter requirements in the first 30 feet from structures.
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