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4 <br /> 1 UNIFIED DEVELOPMENT ORDINANCE (UDO) TEXT AMENDMENT <br /> 2 IMPERVIOUS SURFACE REGULATIONS <br /> 3 <br /> 4 BACKGROUND <br /> 5 • Staff and Board members have received numerous inquiries related to increasing <br /> 6 allowable impervious surface area. <br /> 7 • Staff summarized issues/options in memo presented at the March 3, 2015 regular <br /> 8 BOCC meeting. <br /> 9 • BOCC authorized amendment process at its March 17, 2015 regular meeting. <br /> 10 • Staff presented amendment(s) to: <br /> 11 o OWASA (April 23, 2015) <br /> 12 o Commission for the Environment (April 13, 2015) <br /> 13 o Solicited Comments from Town(s) of Chapel Hill and Carrboro <br /> 14 • Item presented at May 26, 2015 Quarterly Public Hearing. <br /> 15 • Planning Board reviewed at its June 3, 2015 regular meeting. <br /> 16 <br /> 17 WHAT HAS CHANGED <br /> 18 • Additional language added to Section 4.2.5 to ensure parcels created via cluster <br /> 19 subdivision process, in compliance with established density limits, qualify for <br /> 20 modification. <br /> 21 o Change noted in Bold Green Underlined Text <br /> 22 • Planning Board recommending adding requirement to Section 4.2.8 requiring anyone <br /> 23 going through process to post a performance bond. <br /> 24 o Change noted in Bold Blue Underlined Text <br /> 25 <br /> 26 BACKGROUND <br /> 27 • Staff and Board members have received numerous inquiries related to increasing <br /> 28 allowable impervious surface area. <br /> 29 • Staff summarized issues/options in memo presented at the March 3, 2015 regular <br /> 30 BOCC meeting. <br /> 31 • BOCC authorized amendment process at its March 17, 2015 regular meeting. <br /> 32 • Item presented at May 26, 2015 Quarterly Public Hearing <br /> 33 <br /> 34 RECOMMENDATION <br /> 35 The Manager recommends the Board: <br /> 36 1. Receive the Planning Board's recommendation. <br /> 37 2. Close the public hearing. <br /> 38 3. Deliberate as necessary on the proposed amendments. <br /> 39 4. Decide accordingly and/or adopt the Statement of Consistency, contained within <br /> 40 Attachment 2, and the Ordinance amending the UDO contained within Attachment 3, as <br /> 41 recommended by the Planning Board and staff. <br /> 42 <br /> 43 Commissioner Dorosin asked if Michael Harvey could review the example scenario <br /> 44 included as part of the hand out. <br /> 45 Michael Harvey said the scenario shows a 3 acre parcel of property with an allotted <br /> 46 7000 square feet of impervious surface that is at its maximum. He said this proposal would <br /> 47 allow this property owner to remove existing driveway and install an infiltration based <br /> 48 stormwater system. He said this specific example, of permeable concrete, only counts as 50 <br /> 49 percent of total impervious surface area, thereby allowing for an approximately 1500 square <br />