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STORMWATER MANAGEMENT <br />AND <br />FLOOD PROTECTION <br />NEW CHAPTER 930 <br />REPLACING CODE <br />CHAPTER 21112 <br />BASIS OF THE ORDINANCE <br />.,EXISTING ORDINANCE <br />PCOMPREHENSIVE PLAN <br />SIGNIFICANT CHANGES , <br />)DESIGN STORM <br />10 YEAR - 24 HOUR <br />TO <br />25 YEAR - 24 HOUR <br />16% INCREASE W RAWFALL <br />ADDITIONAL FLOOD MITIGATION <br />MEASURES ADDED <br />-,CONFINING WATERS TO <br />EASEMENTS AND R/W <br />-,LOCAL ROAD <br />PROTECTION <br />WATER QUALITY <br />SUBSTANTIAL CONFORMITY <br />WITH Sr. JOHNS RIVER <br />WATER MANAGEMENT D/STR/CT <br />CONTROVERSIAL <br />OWES <br />INDIAN RIVER FARMS <br />DRAINAGE DISTRICT <br />2'24 HR. DISCHARGE <br />REQUIREMENT <br />TIE IN WITH MINING_ <br />ORDINANCE <br />CUT AND FILL BALANCE <br />REQUIREMENT <br />4N CURRENT ORDINANCE <br />REQUIRING WET DETENT70N <br />PONDS USE WATER FOR <br />IRRIGATION <br />CONFLICTS WITH WATER <br />MANAGEMENT DISTRICT. <br />PERMIT POLICY <br />Mr. Cain advised that in this chapter the portions deleted <br />have been stricken over and anything added has been underlined. <br />He noted that this chapter is based on our current ordinance and <br />the policies contained in.'the Comprehensive Plan. The signifi- <br />cant changes are as listed ih the highlights, and Mr. Cain <br />explained that the additional flood mitigation measures call for <br />a 20' total width in our side lot swales. They interpret that to <br />mean 10' on one lot and 10' on the other for a. -total of 20' and <br />31 BOOK � fFy <br />n <br />AUG 0 9 1990 '. <br />