Oregon Administrative Rules
Chapter 629 - DEPARTMENT OF FORESTRY
Division 44 - WILDFIRE HAZARD ZONES; WILDLAND-URBAN INTERFACE
Section 629-044-1005 - Definitions
Universal Citation: OR Admin Rules 629-044-1005
Current through Register Vol. 63, No. 9, September 1, 2024
(1) The definitions set forth in ORS 477.001, shall apply.
(2) The following words and phrases, when used in OAR 629-044-1000 to 629-044-1040, shall mean the following:
(a) "Geographical area" means an
area of land with similar characteristics that can be considered as a "unit"
for the purposes of classification of the wildland-urban interface.
(b) "Hazard rating" is a numerical value
describing the likelihood and intensity of a fire, based on specific factors or
conditions including weather, climate, topography, and vegetation.
(c) "Intermingles with wildland or vegetative
fuels" means a minimum of 50% coverage of wildland or vegetative
fuels.
(d) "Meets with wildland or
vegetative fuels" means located within a 1.5-mile buffer from the edge of an
area greater than 2 square mile with a minimum of 75% cover of wildland or
vegetative fuels.
(e) "Occluded
geographical area" means an area with a minimum of one structure or other human
development per 40-acres within 1.5 miles of an area greater than 1 square mile
but less than 2 square miles with a minimum of 75% cover of wildland or
vegetative fuels.
(f) "Other human
development" means essential facilities, special occupancy structures, or
hazardous facilities as defined in ORS
455.447 that support community functions, public communication, energy, or
transportation.
(g) "Structure"
means any building that is at least 400 square feet.
(h) "Unincorporated community" has the
meaning provided in OAR Chapter 660, Division 22.
(i) "Urban growth boundary" has the meaning
provided in OAR Chapter 660, Division 15.
(j) "Vegetative fuels" means plants that
constitute a wildfire hazard.
(k)
"Wildland fuels" means natural vegetation that occurs in an area where
development is essentially non-existent, including grasslands, brushlands,
rangelands, woodlands, timberlands, or wilderness. Wildland fuels are a type of
vegetative fuels.
(l) "Wildfire
Risk" means the wildfire impacts to values based on scientifically modeled
wildfire frequency and wildfire intensity.
(m) "Wildland-Urban Interface" means a
geographical area where structures and other human development meets or
intermingles with wildland or vegetative fuels.
Statutory/Other Authority: ORS 477.015 - 477.027, ORS 526.016, ORS 477.490 & ORS 477.001
Statutes/Other Implemented: ORS 477.015 - 477.027 & ORS 477.490
Disclaimer: These regulations may not be the most recent version. Oregon may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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