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Kittitas County,WA <br /> § 17A.02.110 CRITICAL AREAS § 17A.02.170 <br /> (Ord. 2021-016,2021) <br /> § 17A.02.120. Avulsion. <br /> "Avulsion" means a sudden cutting off or separation of land by a flood breaking through a meander or by <br /> a sudden change in current whereby the stream deserts its old channel for a new one, such as occurs in <br /> Channel Migration Zones. <br /> (Ord. 2021-016,2021) <br /> § 17A.02.125. Bank(of a water body). <br /> "Bank" means any land surface landward of the ordinary high water line next to a body of water and <br /> constrains the water except during floods. The term "bank" also includes all land surfaces of islands within <br /> a body of water that are below the flood elevation of the surrounding body of water. <br /> (Ord. 2021-016,2021) <br /> § 17A.02.130. Best available science. <br /> "Best available science"means scientific information applicable to the critical area prepared by local, state, <br /> or federal natural resource agencies, a qualified scientific professional, or team of qualified scientific <br /> professionals that is consistent with criteria established in WAC 365-195-900 through WAC 365-195-925. <br /> (Ord. 2021-016,2021) <br /> § 17A.02.140. Buffer. <br /> "Buffer" means an area that is contiguous to and protects a critical area, and which is required for the <br /> continued maintenance, function, and/or structural stability of a critical area. <br /> (Ord. 2021-016,2021) <br /> § 17A.02.150. Channel migration zone. <br /> "Channel migration zone(CMZ)"means the area along a watercourse,but not always within the flood zone, <br /> within which the channel(s) can be reasonably predicted to migrate over time as a result of natural and <br /> normally occurring hydrological and related processes when considered with the characteristics of the river <br /> and its surroundings. <br /> (Ord. 2021-016,2021) <br /> § 17A.02.155. Clearing. <br /> "Clearing" means significant vegetation removal including the removal or alteration of trees, shrubs, and/ <br /> or ground cover by grading, cutting, burning, chemical means, or other activity that causes significant <br /> ecological impacts to functions provided by such vegetation. The removal of invasive or noxious weeds <br /> does not constitute significant vegetation removal. Tree pruning, not including tree topping, where it does <br /> not affect ecological functions, does not constitute significant vegetation removal. <br /> (Ord. 2021-016,2021) <br /> § 17A.02.160. Critical aquifer recharge areas. <br /> "Critical aquifer recharge areas" are areas with a critical recharging effect on aquifers used for potable <br /> water, including areas where an aquifer that is a source of drinking water is vulnerable to contamination <br /> that would affect the potability of the water, or is susceptible to reduced recharge. <br /> (Ord. 2021-016,2021) <br /> Downloaded from https:Hecode360.com/KI6857 on 2025-05-15 <br />