Brush Clearance: Green Valley vs Oro Valley
How do brush clearance rules compare between Green Valley, AZ and Oro Valley, AZ?
Green Valley and Oro Valley have similar restriction levels.
Green Valley, AZ
Pima County
Pima County requires defensible space in WUI zones per the adopted IWUIC. At least 30 feet of clearance around structures in the Catalina Foothills and Tanque Verde areas.
View full Green Valley rules →Oro Valley, AZ
Pima County
Oro Valley requires defensible space around structures in Wildland-Urban Interface (WUI) zones along the Catalina foothills. The Golder Ranch Fire District enforces vegetation management standards that require property owners to maintain clearance of combustible vegetation from structures, particularly in areas adjacent to the Pusch Ridge Wilderness and Catalina State Park. Arizona Firewise community principles guide these requirements.
View full Oro Valley rules →Key Facts Comparison
| Fact | Green Valley | Oro Valley |
|---|---|---|
| Defensible Space | 30 ft minimum (WUI zones) | - |
| Code | IWUIC as adopted | - |
| Key Threat | Invasive buffelgrass | - |
| High-Risk Areas | Catalina Foothills, Tanque Verde | - |
| Fire Districts | Multiple (Northwest, Drexel Hts, etc.) | - |
| Zone 1 | - | 0-30 ft: Remove dead vegetation |
| Zone 2 | - | 30-100 ft: Reduce vegetation density |
| Key Hazard | - | Buffelgrass (invasive, highly flammable) |
| Fire District | - | Golder Ranch FD |
| WUI Areas | - | Catalina foothills, Pusch Ridge |
Highlighted rows indicate differences between cities.
Green Valley FAQ
How much brush must I clear around my house in Pima County?
In WUI zones, maintain at least 30 feet of defensible space around structures. Up to 100 feet may be recommended depending on slope, vegetation, and your fire district requirements.
What about buffelgrass?
Buffelgrass is a highly invasive, fire-prone grass that threatens Sonoran Desert habitats. Pima County encourages removal and conducts public programs to address buffelgrass on public lands.
Oro Valley FAQ
Do I need to clear brush around my Oro Valley home?
If your property is in a WUI zone along the Catalina foothills, you must maintain defensible space by clearing dead vegetation within 30 feet of structures and reducing vegetation density out to 100 feet. Contact the Golder Ranch Fire District for specific requirements.
What is buffelgrass and why is it a fire concern?
Buffelgrass is an invasive grass species that creates continuous fire fuel in the Sonoran Desert where fires were historically rare. It is highly flammable when dry and is a major wildfire hazard in the Catalina foothills. Property owners should remove it as part of defensible space maintenance.
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