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25 <br />WATERSHED <br />RESIDENTIAL IMPERVIOUS <br />NON - RESIDENTIAL <br />PROTECTION OVERLAY <br />SURFACE LIMIT <br />IMPERVIOUS SURFACE <br />DISTRICT <br />(percentage of lot area exclusive <br />LIMIT <br />of rights -of -way) <br />(percentage of lot area <br />exclusive of rights -of -way) <br />Little River Protected <br />6% <br />2 acre minimum lot size <br />50% for all fire stations and solid <br />waste convenience centers <br />12% for everything else <br />Flat River Protected <br />12% <br />50% for all fire stations and solid <br />waste convenience centers <br />12% for everything else <br />South Hyco Creek Protected <br />12% <br />50% for all fire stations and solid <br />waste convenience centers <br />12% for everything else <br />Back Creek Protected <br />12% <br />70% in Economic Development, <br />30% for lots in Transition Areas <br />Commercial /commercial <br />(stormwater features required) <br />Industrial Nodes ( stormwater <br />feature required) <br />70% for projects developed at <br />`high intensity' densities (i.e. R -5 ; <br />50% for all fire stations and solid <br />R -8 ; R -13) (stormwater feature <br />waste convenience centers <br />required). <br />12% for all non - residential uses <br />outside of identified Nodes. <br />4 Residential development on lots created prior to January 1, 1994 qualify for more allowable impervious surface <br />area, depending on their size, per Section(s) 4.2.5.2 and 4.2.5.3 of the UDO <br />