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CAMBRIA
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<br /> tel et30n'M8S5 RIlUOV4�,y Data Oil11PC$hell'I$euytce1Stt tbII Ii�s7s1 tin I ��bl'[�I V I I k a!„1 11 8II I I I 1 III I�1II II,'i 1'�,S '`Ells f t, sI II1111111'1'
<br /> Table I Groundwater E7L�Ta .,I S l r,' I .,,,1. �l r I I I r IU'Ip qd IIII III ,I I IIII I I I II[[��I'III I I III �I V III,I I I IIII�I II I f I �7, ,n,,, If III{ tL I„u I,
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<br /> TPH Benzene MTBE
<br /> Site Flow Meter Cumulative Flow TPHg Petod Cumulative Henzeae period Cumulative MTBE Penod C wnulattve
<br /> Visit Reading Volume Rate Conc Removal Removal Conc Removal Removal Conc. Removal Removal Active
<br /> mmWddl ) (gal) (RPM) __f2pjb ds (pounds) b) ( ands (pounds) b (pounds) (pounds) Wells C.omrttemts
<br /> 02nM5 155,345 2,416,9115 177 73,000 10.86 6485 11,000 1637 92.20 92,000 1369 7%6 RW lA
<br /> 02/24/05 163,181 2,474,741 060 NS 4.77 653.3 NS 0 719 9292 NS 642 $026 RWAA
<br /> System shut down pending LEL meter
<br /> sensor replacement and carbon
<br /> 02/28105 173,517 2,435,077 179 71,000 612 6594 13,000 1I21 9444 83,000 716 8098 RW-1A replacement
<br /> 1IIHIIiIIU x,o1ltial� I I�I��I l(1 lI I If II[i I 1IA I SIIIII'I II I TIln�l,UuII!C1^111It�h[[11111 1111111
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<br /> 11311ityl i„"r �IIIIi I .Ii [
<br /> AbbW3010ns&Notes
<br /> TPHg=Total purgeable hydrocarbons as gasoline
<br /> MTBE a Methyl ten butyl ether
<br /> Conc.=Concentration
<br /> ppb=Pans per billion,equivalent toµ8/L
<br /> F&IL=Microgram per liter
<br /> L=Later
<br /> gpm a Gallons per minute
<br /> gal=Gallon
<br /> g■Gram
<br /> NS.Not sampled
<br /> Mass removed based on the formula volume exuwcd(gal)x Comceuttwon(lcg/L)x(S110611g)x(pound/453 6g)x(3 785 Ugal)
<br /> When consuruents are not detected,the concentration is tissumed to be equal to half the detection lunit In subsequent calculations.
<br /> Volume removal data baud on the formula mass(Pounds)x(deatny)-I(cm31g)x 453 6(g/pound)x(U1000 cm�x(gaO 785 L)
<br /> Density inputs TPHg=0 73 g/ans,benzene=0 88 91=3,MTBE=0 74 g/cni�
<br /> TPHg,benzene and MPHE analyzed by EPA Method 82WH
<br /> +Approximately 23,578 galloms of extracted Voundwater was off-hauled to Shell s Martinez Ref m !LSLng vacuum trucks betweea June I 1 and June 75.2004
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