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-- x LEGEND,+ ; ;AREA B6 x �—x x ! <br /> MW-11 • x • MONITORING WELL LOCATION <br /> • MW-8 FORMER PIPELINES-APPROXIMATE LOCATION <br /> 1 I , <br /> ' ' x # •�— .. PROPERTY BOUNDARY <br /> r r <br /> ` ----------- PROPOSED DEVELOPMENT <br /> - <br /> --PARCELBOUNDARIES <br /> x----- - EXISTING FENCE <br /> AREA B7 x <br /> r - f' # O EXCAVATION FOOTPRINT <br /> ! ® • MW-7 81.72 GROUNDWATER ELEVATION RELATIVE <br /> -NIW 12,, MW-10` _l TO FEET MEAN SEA LEVEL(ft MSL) <br /> AREA B8 x x x ! O (NO) TPH AS CRUDE OIL,CONCENTRATION IN <br /> MICROGRAMS PER LITER(pg/L) <br /> + ; 1 MW-4 <br /> AREA B9 <br /> 84,15 (ND) TPH AS DIESEL,CONCENTRATION IN 11giL <br /> x (ND) ( ! Q (ND) BENZENE CONCENTRATION IN pglL <br /> MW-5 :k <br /> J <br /> 84.05 (ND) I 0O --84.60-- GROUNDWATER ELEVATION CONTOUR, <br /> i + '1 J ' MW6 (ND) .�C` IN ft MSL <br /> i f <br /> $ (ND) ^� I 0.004 <br /> (NDD)) <br /> r ; l (ND) 4 l GROUNDWATER FLOW DIRECTION <br /> t+ f / <br /> 1 (ND) p CORAL AND GRADIENT <br /> [x- { I ! NO NOT DETECTED <br /> PASTURE <br /> 1 I s /E oi` /l�{ X ��0 FORMER PIPELINES <br /> ------- _ ;r v AREA BI ! <br /> MW-2 <br /> 86.21 <br /> I (ND) <br /> (ND) <br /> ' s i Q3D $6O� (ND) <br /> Al IC <br /> MW-3 <br /> DO $6.43 <br /> �r g� (ND) <br /> ---------- --- - - ---% �',�� 86,50 (ND) ! <br /> x v._ (NO) <br /> 1 AREA 812 �co� <br /> MW-1 <br /> x X_.��-- X 1� x_ jf x x x x x 86.60 ! <br /> (ND) <br /> (ND) <br /> (ND) ! <br /> 1 1 E <br /> 1 � <br /> l i j <br /> , <br /> .� <br /> _______________�___ _ _-_--.__ - 1 .. <br /> figure 2c <br /> 0 50 15011 GROUNDWATER CONTOUR AND CHEMICAL CONCENTRATION MAP - AREAS 69 - B12 <br /> NEIGHBORHOOD B, PARCEL 209-06-08 <br /> DECEMBER 23, 2010 <br /> FORMER SHELL CENTRAL VALLEY CRUDE OIL PIPELINES <br /> a SOURCE:SAIC,2008,MONITORING WELL LOCATIONS MW-1 THRU MW-19 BASED ON <br /> MID COAST ENGINEERING SURVEY DATED 9!22!09,COORDINATE SYSTEM US �ountain House Califamia <br /> STATE PLANE 1983,CA ZONE 3.BENPHMARK ELEV=52,315 FEET NAVD 88 DATUM. <br /> 060222-2010(012)GN-S0003 JAN 1712011 <br />