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o„°„channel 10-foot vegetative swales and The site plan for the proposed ADT Auto Auction indicates that much of the Dr..inag� would be retained roximatel current 25 feet from`the channel. A smalportion,app 'ould be roximately 210 square curbs,setback app Y feet, at the eastern end of Drainage"A"is proposed to be filled in,associated with the construction of a 48-inch intake structure. j } log Structures across As noted above, the Patterson Rh�?i`mConsotriicbon of twoac a fenced off, observing a 50-foot setback on either side of theand permanent disturbance to the channel bed and banks. Patterson Run will cause both tempore act approximately 4,500 square feet of wetlands at the approximately 2,700 square feet of wetlands at the southern Construction activities may temporarily P o �, +=which location of the northemmostculvertandapp would be fenced off along with the crossing of Patterson Run. In addition,the banks graded Area Patterson tterson Run and Drainage do not contain any vegetation, would be gr adjacent detention basin• rovements have been proposed for the Drainage`B==channel or the pond to the north of the r impoposed parking g area. Drainage`B" and the pond would be retained in their present state. p pr - Further Biological Study and Permits Required the threatened species. The species has beta listed since the original In October 1999 LSA Associates conducted a habitat assessment andse�Y fce or 991.California :SA did not legged frog, a Federally listed ti S,Fish and tiVilah z Qhthis species is currently absent Biological Opinion for the site.v;a;issued by t rovides suitable foraging,cover,and find any adult red-legged frogs or larvae and concluded that althoug from the site,the southern half of the Patterson Rb n drainage p potential breeding habitat for the red-legged resent in Patterson Run. During the survey, two The site was also surveyed by Zentner&Zentner in October 1999.Zentner& Zentner agreed that suitable habitat for the red-legged frog was P burrowing owls were observed and a Potential kit fox den was identified. provide habitat The biologist also determined that the pond at the lower end of Drainage`B"may or the California tiger salamander,a Federal listed candidate the a California er surveys were f ed that the site is good panndentthae large-powered itatfor two However,because the pond is not proposed to be modified by project, recommended. Zentner& Zentner also determined California POPPY S status plant species, the Diamond-p enod. fiddleneck,although the survey was conducted outside the flo}vering P. to Zentner&Zentner,the following pets may be required for the project: According Engineers' including the following one or more permits from the U.S. Army Corps of Engin Y crossings tt rsonRun);NWP33 • 14(authonzahonforcross e of 25 cubic Nationwidepemnts( P):NWP Q andNV+rP 18(minor discharge_ possibly a new NWP33 permit for-discharges not ' (temporary construction access andlor dewatering , and,P - _ yards or less for fill of Drainage A ; -25-: o sr2sroo - 93231-SOsppO •µ'pd-