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-i•"5�+. .r> <br /> -f M'.FhTl'v_..iL."Y4'_ .'n�'.'.` iiio..'4i. l .CJ, .... ivf2S �Ny( k..ie .Y.•i�.:Ya' l*1W` �.�, .."44...'c ",T"'�`'1^"iik.:•s L4' .C_� aM.9 "' �y'RX"'?_v�.: '�% :'r? �. � ". <br /> :rfK���.. <br />'�. "z "c.'. o.^r�- •'�; �.+ - ,mac-'* wrx^y r �,rnI ��5r. o <br /> 'S�"d', --e,:;+?;._ a.... .a-s`v:.3.�"`. �'.�"' '•'�' `o` _. ."W7 �'r. d '�" >'""".'•7'. a,. -..` w::.k '.:-w, .,.�R, [,.,�> c '-.ry. <br />�:• .x .�.� �C:�.�#�i� �.,.� ,.YrAC,, ..�r .i_ <br /> tt`;"! .,�: �.t �:��;,'7� w � .`�'r r,'. �,.».•i.�'�"a`- .e 7, r 1••E,�Sa,.,�';,�•-, ,:k -.�t.r,,.,. - � x <br /> ��;," i;�.s..a.m e - .+:r=`s• .,� <br /> tiati: <br /> BHA <br /> April 7, 1992 <br /> ARCO Station No. 2168,Stockton, California <br /> 'FABLE 1 <br /> CONCENTRATIONS OF HYDROCARBONS IN SOIL STUMPLES <br /> FROM BORINGS B-1 THROUGH B-4 <br /> ARCO Service Station No. 2158 <br /> 441 West Charter Way 4_ <br /> Stockton, California <br /> (July 1991) <br /> Sample <br /> Ethyl- Total <br /> Number TPHg Benzene Toluene benzene Xylenes <br /> <1.0 [0.005 <O.OG5 <0.005 x,0.005 <br /> S-10-B1 <0.0p5 :0005 <br /> S-20-B1 <1.0 <0.005 [0.005 . 2 <br /> S-25-Bl 40 0.46 0.090 0.170 0.1..2 <br /> S-30-Bl <br /> 2.1 0.15 0.10 0.032 <br /> 18 <br /> S-10-B2 <1.0 e,0.005 <0.005 <0.005 <0.005 <br /> S-20-B2 <1.0 0.008 <0.005 <0.005 <0.005 <br /> S-35-B2 <1.0 <0.005 <0.005 <0.005 <0.005 <br /> S-40-B2 <1.0 0.0059 <0.005 <0.005 <0.005 <br /> 5-15-B3 <1.0 <0.005 <0.005 <0. 005 [0.005 <br /> S-20-B3 <1.0 0.023 <0.005 <0.005 <0.005 <br /> S-15-B4 <1.0 0.023 <0.005 <0.005 0.0082 <br /> S-20-B4 <1.0 0.059 <0.005 <0.005 0.017 <br /> Results in parts per million (ppm) <br /> TPHg = Total petroleum hydrocarbons as gasoline <br /> < = Below detection limits for the analytical methoc.s used <br /> Sample designation: <br /> S-20-B4 <br /> Boring number <br /> L_ Depth of sample <br /> Soil <br /> 31004-4w <br /> uv,�n <br />