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<br /> c) Review the differences between watersheds and how that impacts what can be built or operate within
<br /> them.
<br /> When do I need an erosion control plan, Erosion Control & Stormwater Triggers
<br /> ORANGE COUN land disturbing permit and/or a stormwater
<br /> NURTrrC- LIN management plan? Amount of proposed Land-Disturbing
<br /> •
<br /> When proposed land disturbance exceeds thresholds listed below.
<br /> Activity is used to determine whether
<br /> WATERSHED CONTROL 15A NCAC 02B.02T7 Fall.11.1e.)
<br /> an engineered Erosion Control Plan
<br /> Recreational
<br /> Back Creek 20,000 21,780 43,560 3.8 1.43 and/or Stormwater Management Plan
<br /> E Haw Creek 20,000 21,780 43,560 3.8 1.43
<br /> } Gane Creek `10,000 21,780 43,560 3.8 1.43 is required for the development
<br /> cc Cane Creek Critical Area 10,000 21,780 43,560 3.8 1.43
<br /> LLLI 2 Haw River(protected) 20,000 21,780 43,560 3.8 1.43
<br /> ILL
<br /> LLI Haw River(unprotected) 20,000 21,780 43,560 3.8 1.43 •
<br /> CL
<br /> Q E, Jordan Lake(unprotected) 20,000 21,780 43,560 2.2 0.82 Water Supply/Sewage Disposal Rules
<br /> U ¢
<br /> 4 Jordan Lake(protected) 20,000 21,780 43,560 2.2 0.82
<br /> On-site well/septic, no off-site systems
<br /> University Lake 10,000 21,780 43,560 2.2 0.82
<br /> :n University Lake Critical Area 10,000 21,780 43,560 2.2 0.82 • Septic repair areas required on-site
<br /> FlalRive 20,000 12,000 21,780 2.2 0.33 For all WPODs, new septic tanks and
<br /> Little River 20,000 12,000 21,780 2.2 0
<br /> N Upper Eno "10,000 12,000 21,780 2.2 0.33 fields must be outside of stream
<br /> W
<br /> Z Upper Eno Critical Area `10,000 12,000 2,,7>s0 2.2 . buffers and at least 100 feet from
<br /> Lower Eno(unprotected) 20,000 12,000 21,780 2.2 0.33 streams or reservoirs
<br /> Lower Eno(protected) 20,000 12,000 21,780 2.2 0.33
<br /> x HycoCreek 20,000 NA NA NA NA • For UNIV-CA, CANE-CA, and U-ENO-
<br /> a
<br /> South HycoGreek 20,000 40,560 43.560 NA NAcc
<br /> CA, septic fields must be 300 feet
<br /> Notes: from streams or University Lake
<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 /> NCDEQ 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 ORANGE COUNTY
<br /> SAE_Erosion Control and water QualitylwebsiteloE-watershed-EC-5w-Nutrientroatrix2c19.docz Updated 04/29/19 NORTH CAROLINA
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