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Appendix <br />WATERSHED 3 STRICTIONS <br />Orange County currently has two classifications within <br />watershed areas. Those classifications include: <br />WQCA - Water quality critical (WQCA) area is the area in the <br />portions of-water supply watersheds which are immediately <br />adjacent to the water supply impoundments. These portions of <br />the water supply watershed drain directly into the water <br />supply impoundments. The WQCA is established as a district <br />that overlays other zoning districts established in the <br />Orange County zoning Ordinance. In WQCA's in Orange County, <br />a maximum of 6% impervious surface is acceptable for each <br />individual parcel. <br />Maximum percentage of impervious surface 6% <br />Average amount of impervious surface required <br />for solid waste collection centers 40,000 sq.ft. <br />Acreage required to meet impervious <br />surface requirements 15.3 <br />PW -II - Protected Watershed II (PW -II) is the area of the <br />water supply watershed which is outside of the WQCA. These <br />portions are presently mostly undeveloped and should be <br />maintained in a rural undeveloped character for the watershed <br />in the future. A maximum of 12 % impervious surface is <br />allowed in PW- II,areas where there is no public water or <br />sewer. A maximum'of 30,-% impervious surface is allowed in <br />PW -II areas where public water and sewer are available. <br />Maximum percentage of impervious surface <br />Average amount of impervious surface required <br />for solid waste collection centers <br />Acreage required to meet impervious <br />surface requirements <br />Maximum percentage of impervious surface <br />Average amount of impervious surface required <br />for solid waste collection centers <br />Acreage required to meet impervious <br />surface requirements <br />12% <br />40,000 sq.ft. <br />7.6 <br />300 <br />40,000 sq.ft. <br />3 <br />12 <br />