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Article 4: Overlay Zoning Distril*4
<br /> Section 4.2: Watershed Protection
<br /> 4.2.10 Orange County Watershed Matrixl16
<br /> Table 4.2.10 defines the land disturbance area thresholds (in square feet) that trigger the need for
<br /> an Erosion & Sedimentation Control Plan and/or a Stormwater Management Plan.
<br /> Back Creek 20,000 21,780 43,560 **NA **NA
<br /> E Haw Creek 20,000 21,780 43,560 **NA **NA
<br /> Q **NA **NA
<br /> Q) Cane Creek *10,000 21,780 43,560
<br /> >
<br /> Cane Creek Critical Area *10,000 21,780 43,560 **NA **NA
<br /> w = Haw River (protected) 20.000 21,780 43.560 **NA **NA
<br /> LL
<br /> Lu Haw River (unprotected) 20,000 21,780 43,560 **NA **NA
<br /> a
<br /> Q **NA **NA
<br /> v E Jordan Lake(unprotected) 20,000 21,780 43,560
<br /> Jordan Lake(protected) 20,000 21,780 43,560 **NA **NA
<br /> 0
<br /> 3 University Lake *10,000 21,780 43,560 **NA **NA
<br /> (D
<br /> Z University Lake Critical Area *10,000 21,780 43,560 **NA **NA
<br /> Flat River 20,000 12,000 21,780 2.2 0.33
<br /> Little River 20.000 12,000 21,780 2.2 0.33
<br /> 0 - -
<br /> N J Upper Eno *10,000 12,000 21,780 2.2 0.33
<br /> � N
<br /> w - Upper Eno Critical Area *10,000
<br /> z 12,000 21,780 2_2 0.33
<br /> U-
<br /> Lower Eno(unprotected) 20,000 12,000 21,780 2_2 0.33
<br /> Lower Eno(protected) 20,000 12,000 21,780 2_2 0.33
<br /> OHyco Creek 20.000 NA NA NA NA
<br /> z
<br /> a
<br /> 0 South Hyco Creek 20 000 43,560 43.560 NA NA
<br /> *Waiver required.
<br /> **Jordan Lake nutrient export regulations are not currently enforced,in compliance with State mandate.
<br /> Orange County will resume enforcement of nutrient export regulations if/when the State mandate is revised.
<br /> NOTES:
<br /> [11 Thresholds are listed in square feet(SF).
<br /> [21 Not part of larger development.
<br /> Ll Nutrients listed in pounds/acre/year.
<br /> [4143,560 square feet=1 acre.
<br /> [5121,780 square feet=% acre.
<br /> [61 10.890 square feet='/4 acre.
<br /> Ll A site plan may also be constrained by stream buffer requirements and impervious surface
<br /> limitations, in addition to typical zoning setback requirements.
<br /> 116 NEW TABLE. Peer review comments included suggestionto move new Tabie4.2.10 to a new Section 4.2.10.
<br /> Orange County, North Carolina- Unified Development Ordinance Page 4-14
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