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• The land area in the Upper Eno watershed (straight line distance) within <br /> one-half mile of the normal pool elevation (NPE) or nearest available <br /> contour line used for the calculation, of an existing Class I or Class II <br /> reservoir or proposed water supply reservoir designated for protection <br /> or the ridgeline of the sub-watershed, whichever is less; and <br /> • The land area within one-half mile on each side for an upstream <br /> distance of 2.5 miles (straight line distance) of any fifth order or higher <br /> stream flowing into a Class I reservoir, or the ridgeline of the sub- <br /> watershed, whichever is less; and <br /> • The land area within one-half mile on each side of a fourth order or <br /> higher stream flowing between any Class II and Class I reservoir; and <br /> • The land area within one-half mile on each side for an upstream <br /> distance of 1.5 miles (straight line distance) of a third or fourth order <br /> stream flowing directly into any Class I reservoir; and <br /> • The land area within one-half mile on each side for an upstream <br /> distance of 1.0 mile (straight line distance) of a third or fourth order <br /> stream flowing into a fourth order or higher stream that is within 1.0 <br /> miles (straight line distance) of a Class I reservoir; and <br /> • Any isolated areas within the overall critical area boundary that drain <br /> into any of the streams listed above. <br /> • Areas designated as Transition Areas on the Land Use Element Map of <br /> the Orange County Comprehensive Plan are excluded from designation <br /> as a Critical Area, except for land areas located within one-half mile <br /> from the normal pool elevation of a Class I reservoir. <br /> • The land area north of the centerline of West Ten Road and west of the <br /> centerline of the Interstate 85/U.S. 70 Connector is excluded from <br /> designation as a Critical Area except for land areas located within one- <br /> half mile from the normal pool elevation of a Class I reservoir. <br /> The designation of "Protected" applies to areas of watersheds classified as <br /> WS-II, WSIII, or WS-IV outside of areas designated as "Critical Area." <br /> 2 <br />