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19
<br /> When do I need an erosion control plan,
<br /> land disturbing permit and/or a stormwater
<br /> management plan?
<br /> When proposed land disturbance exceeds thresholds listed below.
<br /> EROSIONSTORMWATER
<br /> WATERSHED CONTROL 15A NCAC 02B.0277
<br /> D. + .
<br /> OtherRecreational
<br /> Back Creek 20,000 21,780 43,560 3.8 1.43
<br /> E Haw Creek 20,000 21,780 43,560 3.8 1,43
<br /> Q
<br /> `m Cane Creek *10,000 21,780 43,560 3.8 1.43
<br /> Cane Creek Critical Area *10,000 21,780 43,560 3.8 1.43
<br /> W X Haw River(protected) 20,000 21,780 43,560 3.8 1.43
<br /> LL
<br /> W Haw River(unprotected) 20,000 21,780 43,560 3.8 1 43
<br /> IL
<br /> Q Jordan Lake(unprotected) 20,000 21,780 43,560 2.2 0,82
<br /> C7 `�
<br /> o Jordan Lake(protected) 20,000 21,780 43,560 2.2 0.82
<br /> z
<br /> it University Lake *10,000 21,780 43,560 2.2 0.82
<br /> m
<br /> z
<br /> University Lake Critical Area *10,000 21,780 43,560 2.2 0.82
<br /> Flat River 20,000 12,000 21.780 2.2 033
<br /> Little River 20,000 12,000 21,780 2.2 0.33
<br /> W m
<br /> LI] M Upper Eno *10,000 12,000 21,780 2.2 033
<br /> m
<br /> Z Upper Eno Critical Area '"10 12,000 21,780 2.2 0.33
<br /> Lower Eno (unprotected) 20,000 12,000 21,780 2.2 033
<br /> Lower Eno (protected) 20,000 12,000 21,780 2.2 0,33
<br /> Hyco Creek 20,000 NA NA NA NA
<br /> 0
<br /> Z
<br /> South Hyco Creek 20,000 43,560 43,560 NA NA
<br /> cc
<br /> Notes:
<br /> 1. Thresholds are listed in square feet 5. Also be aware your site plan may be
<br /> 2. If part of common plan of development and constrained by riparian buffer requirements
<br /> below above thresholds, please consult and impervious limitations, in addition to
<br /> NCQEQ for NCG010000 process. typical zoning setback requirements.
<br /> 3. Nutrients listed in pounds/acre/year 6. Jordan Lake nutrient export regulations not
<br /> 4. 43,560 square feet= 1 acre currently enforced. *Waiver required
<br /> 5A5-Erosion Control and Water Qualitylwebsite\OC-Watershed-EC-5W-NutrientMatrix2o19.docx Updated 04/29/19
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