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I Y I <br /> 4 <br /> Manna-. <br /> Pro Corp. -3- August,lfi, 2010 <br /> i Claim No. 678 <br /> B. In-Situ Soil/ Groundwater Remediation:y,: <br /> • METHOD: soil vaporlextraction and air sparging, expanded in 2009 x, <br /> • DURATION: Sep 031hrough present - <br /> • MASS OF TPH-G REMOVED: 15,100 pounds {Apr 6'9} <br /> • RATE OF TPN-G EXRACTION: ..<1 pound/day ''" <br /> I C. Groundwater Trends: A, ,f. z .� <br /> h • ' Benzene trends are shown below,. near down gradient and fay down'gradient; r <br /> respectively. '$•» r <br /> BENZEN&Results for.MW-1 <br /> 30000 <br /> ' EE <br /> a a 25000 r• { --� .�-- •�---- —� f .l _' • <br /> r u <br /> 15000 1 I <br /> 75 <br /> . 10000 <br /> 0001 <br /> _ <br /> .. <br /> .:. _ .., .. ._ n. -...�ys� - ,t-' "�'q..:- �`�„a'-°"i�-•.'�"';�-�^�"� -'�.-i i �r.�'�m I•—�'"""""��I f.�*.a'� c. , i ... ._- __ . .._.. ._.,.. _-rt <br /> 4, <br /> . BENZENE.:Results.for'N!W g , <br /> 4000 a — — -_. _ ! <br /> . x 3500 k 4 <br /> 250D <br /> 2000 — —Y ___ :__._ _ 1 _ _I <br /> 75 <br /> ,1500------- —'——-- I—------ } --- -- ---—i. _— —I <br /> 1040 — — — _ _ -- _._-- 1_ ___ _ ' � _ I <br /> �r— <br /> 500 <br /> a <br /> �) I <br /> �— BENZENE Y <br /> California Enlvironmental Proteclion Agency <br /> �.r�Recycled Paper <br />