Orange County NC Website
Article 4: Overlay Zoning Districts 19 <br /> Section 4.2:Watershed Protection <br /> §143-214.5. In accordance with the State Mandate, 13 Watershed Protection District <br /> Overlays, as listed in the table in subsection (D), are hereby established. <br /> (C) Areas designated as "Critical Area" under the Orange County designation are hereby <br /> established using the following criteria: <br /> (1) The land area in the Upper Eno watershed (straight line distance)within one-half <br /> mile of the normal pool elevation (NPE), or nearest available contour line used <br /> for the calculation, of an existing Class I or Class II reservoir or proposed water <br /> supply reservoir designated for protection, or the ridgeline of the sub-watershed, <br /> whichever is less; and <br /> (2) The land area within one-half mile on each side for an upstream distance of 2.5 <br /> miles (straight line distance) of any fifth order or higher stream flowing into a <br /> Class I reservoir, or the ridgeline of the sub-watershed, whichever is less; and <br /> (3) The land area within one-half mile on each side of a fourth order or higher stream <br /> flowing between any Class 11 and Class I reservoir; and <br /> (4) The land area within one-half mile on each side for an upstream distance of 1.5 <br /> miles (straight line distance)of a third or fourth order stream flowing directly into <br /> any Class I reservoir; and <br /> (5) The land area within one-half mile on each side for an upstream distance of 1.0 <br /> mile (straight line distance)of a third or fourth order stream flowing into a fourth <br /> order or higher stream that is within 1.0 miles (straight line distance) of a Class I <br /> reservoir; and <br /> (6) Any isolated areas within the overall critical area boundary that drain into any of <br /> the streams listed above. <br /> (7) Areas designated as Transition Areas on the Land Use Element Map of the <br /> Orange County Comprehensive Plan are excluded from designation as a Critical <br /> Area, except for land areas located within one-half mile from the normal pool <br /> elevation of a Class I reservoir. <br /> (8) 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 designation as <br /> a Critical Area, except for land areas located within one-half mile from the normal <br /> pool elevation of a Class I reservoir. <br /> (D) The designation of"Protected"applies to areas of watersheds classified as WS-II, WSIII, <br /> or WS-IV outside of areas designated as "Critical Area." <br /> (E) General Locations of Watershed Protection Overlay Districts <br /> TABLE 4.2.2.E:WATERSHED PROTECTION OVERLAY <br /> DISTRICT GENERAL LOCATION <br /> UNIV-CA University Lake Critical One-half mile from the normal pool elevation of University Lake, or to <br /> Area the ridgeline of the watershed,whichever is less. <br /> University Lake The portion of the drainage basin of University Lake not covered by <br /> UNIV-PW Protected Watershed UNIV-CA. <br /> Overlay District <br /> CANE-CA Cane Creek Critical Area One-half mile from the normal pool elevation of Cane Creek Reservoir, <br /> Overlay District or to the ridgeline of the watershed, whichever is less. <br /> Cane Creek Protected The portion of the drainage basin of Cane Creek Reservoir not <br /> CANE-PW Watershed Overlay covered by CANE-CA. <br /> District <br /> One-half mile from the normal pool elevation, or to the ridgeline of the <br /> watershed,whichever is less, of the following Class I reservoirs: <br /> U-ENO-CA Upper Eno Critical Area Corporation Lake(538' actual NPE, 540'contour line used)and Lake <br /> Overlay District Ben Johnson (515' NPE and contour line used). One-half mile(straight <br /> line measurement)from the normal pool elevation, or to the ridgeline <br /> of the watershed,whichever is less, of the following Class II <br /> Orange County, North Carolina—Unified Development Ordinance Page 4-2 <br />