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ssicm building. an cn._inccrcd om;all �iir Jischargc of �rca�cd Fround��al�r to ihr ('itc sanitan srucr <br /> s�slrm, anJ associatcJ picromcicrs and moni�oring ��clls lor monitnnng gruunduatcr Ic�cls ;mJ <br /> ground�rater quali�}•. l he ireated ground��ater diseharge line anJ uutfall uill consist of;i �_inch hunrd <br /> high-densily pnlpclhylene IIIUP[� pipe t�om the treatment svstem huilding to a side seuer connection <br /> mto ihc csistinp sanitary sc�.cr line i�,si 5�,�a�„rs�,�,y r���i«���.�,�, r�����,E p:opcny. <br /> In ordcr �o asccss thc pu�cntial impaci io thc stagc and flow of surfacc ��aicr in Po�cdcr \till <br /> Creck cawcd by LRoundua�cr cx�raciion, Uocing will perfonn basclinc and pust-s}�stcm operaiion <br /> nwnitorinc of Ilaas ancl �ca�cr Ir�rls in Po�edcr \till C'rcck. If chanpcc m Ihe Hagc or flo��' ��f Ihc crcck <br /> arc obscncJ that arc aiMhutahle to groundu��trr cxtraction, ihis infimnaiion eill bc rcponcd to and uscd <br /> h� �l'DF\\' to detennine whe�her Ihe (unetiun anJ �alue ol'�he creek hace heen :�dceisely impacled, and <br /> by Bocing and [colog�� (in cuuperatiun �sith 11'DP\1') t� dcterniinc hou� t� appropria�cic mitigatc for <br /> �hese impac�s uhile still mecling ihe obicctivice ol the Phnse I I:\. <br /> 1.2 SITE UESCRIF"1'ION <br /> I�he s1uJ)• area includes an approsimately 17-aere punion nf R��cing-ouned p.ucels <br /> 23U40=0O300500 and 230�7 1 0 00 1 00 211!l. Incated south of tiea���n}' Boulecard nnd nnnh of ihe 8ucing <br /> fcerctt Plani (Pigure 21. 'fhe snidy area also includes ihe pmposed monitonng �ccll locaiiuns nnnh of <br /> Sea«:iy 13oulecard. wl�ich ��ere imrsiiga�ed separaiel�� fram ihe proposed project and are included in thc <br /> 0'rd�inJ Drliruruiori R�•pnrr Lo� 9(LanJuu r\.sociates ?012) curtently under re�ic«• bp the USACI:. fhe <br /> stuJ� arca is IocatcJ wiihin ihc Snohmnish �catcrshcd 1\1'atcr Rcsourc� Imcmon Arra 7) in Scction ?. <br /> To��nship '_XN. Rangcali. I.and usc IIl llll' 51U(I\' Jfl'J consicts primarily uf foreslcd areas and slecp <br /> slopcs. S�onmcalcr m;magcmcnt facililics Inr Ihc 13ocing f'ccrcu plant, including ;i scdimentalion hasin,a <br /> Je�enlion basin.pr:i� fihcrs,and:i concln�c�ed �rrll:�nd. ,ire luea�ed ,�d�arem ti�ihr .�uJ� arca. <br /> i.; KM:c�n.n��okv sncKCKouvu <br /> �Vcilands and crnnin �calcnva}�s arc re�;ulancJ bc Icdcr.il. ti�aic. ;md local go��cmmental agcneic�. <br /> ;md compliancc�cith onc agcncy Jocs nut ncccss:irily fultill pcnnining rcyuircnicnis uf othcr agcncics. <br /> I'hc fcdcral Clcan \V;ucr Acl (C�1'A),aJminisicrcd li} �hc U.ti. Lminmmcninl Proicctiun Agcnr} <br /> fPl'A1, reyuires authorir.�ti��n for the dischar�e of dredgrd ur �ill material into the "�catrr} of the U.S... <br /> undcr('\1'A Scctinn 4Ud. "\\'atcr< �j ihc I.I.ti." incluJc. in part, tidal ���aicrs, I�kcs. ri��crs. sircanu. :md <br /> ��cllands. L?cnlogy rcyuires complianrc ��ith Ihc Statc \1'alcr I'olluuon l'ontrol :1ct lN('�V 4p.qS), and <br /> �hry hn�c ndminisiralicc o�crsighl of Scctiun 401 uf thc C11'A fur �c;ilcr y�alily ccni�ica�ion in �hc e:��c <br /> uf impaci, io l�.ti. :\rm�� Co�ps o(Fngincrrs (I�tiAC'li) I��rildiciion�l "��aten o(ihc Q.ti... <br /> .. ,.: r�:5'n� �evr.uweex^aFn.boa..�,'n '.en�eO..nn_Lr�ee_ie,ai.� Ce:F• Sci<o..,.a.CePe�-. LA•�DnU/�SSGCIAiES <br /> �_t <br />