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., <br />� <br />no proposed development nc:ir thc southe�st corncr of thc site, this upstrcam i�suc <br />does not uppenr to havc a signilicanl impact to lhc proposed de�-elopmcnt. <br />� No o�her signi�icani urstream ilo�cs �ppear ti� enter into the Site frnm ihe ndj;uent <br />properties to �he north or east. <br />13: Du«'nstrcam Analysis <br />� Plcasc refer to thc Do�+nstrcam Anah�sis i�lap attachcd in tlic ne�t page for a detailed <br />dcscription of the do«nstream drainage course. <br />Ilom Uic surrounding topo�raph�', it appcars th.it the nmoff�iront thc sitc Ilo���s cast and <br />� north towards the nor�heast comer o� Ihe sitc jrefer to dow'nstrcam photo 1 for referencc). <br />:�s the (lo�v reachcs ihe northcast corncr of ihe site, it continucs nortli wherc it entcrs into <br />the adjaccnt propcm� lo the north of the site (refer to do�vnstream photo 2 for reference). <br />ihe adjacent propeny to the notth nf the site currentl� conlains a strc�un and �ticil:md arca <br />fed bq stomi runoff Rom 4'h Avc �Vest (retcr to do���nstream photo 3 for mference). �1s <br />� flows �iom ihc site enler inlo the adjacent ��ropern� t�� ihe north, it entcn into thc strenm <br />area ���hich conrevs the runoff to the east. <br />At thc north���est corner of the intersection of 99'�' Plare S\Y ,md I" :Ace Sl?, thr sU�eam <br />� arca rcachcs lhc northwcst sidc of I" :\�e S\1' �chcrc it cntcrs into an appro�imatc 12.. <br />diameter culvcn (rcfer tn do�+nsVevn phuto 4 for reterence). l�hc culvert receivcs thc <br />Ilow from the stre.tm :md convcys it southeast under 1" Avc SI: and into the rccently <br />developed an.� of City I_.ight Condos (refcr to downstream photo (or mfcrencc). As thc <br />� druinage system enters into Ihc amdo arca, it con�inues southcast through thc <br />development where it c�enh�ally entcrs into on NGPA arca locclled along the cast side of <br />Ihe de�-elopuien� (refer to dmvnstreant pholo (, ti�r relcrcnce). Thc ezisting NGPA arca <br />Ihen continues to convey ilow� to thr southcast �ahere it e�cntually rc:inc�d thr nnrth �iilc <br />uf� L'•��crctt Aqall �Vay. At �his point, thc do�vnstrcam :mal��sis is o��cr':, uf a milc :i���;i�� <br />� liom thc silc and docs not nccd tu hc :in:�lv�ed am� fur�hcr. <br />Por additional downsUcam description, Ilows I}om the N(iPA arca nlong Ihe north �ide ��f <br />L-vcrctt i\qall \Vay cuntinuc to travcl south, undcr thc road, and into thc cxisting storm <br />conveyance system located :tlong U�e cast side of lloward Ave. l�he tlow continues soWh <br />until it rc:iches ihc narth sidc of 112`�, Ave �ehere it turns e:�st �md c��cnivalh� cnters into <br />�li�rih Crcck locatcd ;�p�in,�imatcly I'/� miles io thc sou�hcast ot�thc siic. <br />II: l 201 1; 111070�1 ' I)rainagc Rcport.�oc <br />