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I <br /> A BEND IN SECTION sE 1 <br /> 2 A1W sat At <br /> Pro,12 p s SE t BEND IN SECTION <br /> SE2 SBtt <br /> V� V3 <br /> i MW 1 Y t PK'�c a MW.4 Y$ Prof S MWS 1,3 <br /> Prol za 0 <br /> i <br /> 10 <br /> CL <br /> ar <br /> SILTY S"D <br /> NWNp 10 <br /> e j CLAYrS1LT k0+o <br /> 2 CLAY SIL T <br /> tlaOffil a <br /> ua m <br /> Z ( Q lt�i0¢ 2D m <br /> Zp NrLo m <br /> Q -10 SILTY CLAfc 4ND " 5 I y CIAYEYS3ND/SAND <br /> 7 1 L7 <br /> Nam <br /> 31 <br /> Lu O <br /> t�t[i CLA Y SIL T " 30 z <br /> — S1Lr — — — — — I Ngr,Q N <br /> a <br /> SAN&GRAVEL SILTY SAND <br /> O <br /> CLAYEY SAND m <br /> g tl� y$aR 40 z <br /> CLAY/SILT Norco *t <br /> LEGEND -30 = CLAY/SILT m <br /> PEAGRAVEL EXCAVATIONBACKFILL C YISILT 1 <br /> i <br /> i <br /> MW 1 GROUNDWATER MONITORING WELL LOCATION AND DESIGNATION ypyg 50 <br /> I <br /> V-1 SOILi VAPOR EXTRACTION WELL LOCATION AND DESIGNATION N6M0 <br /> Prot PROJECTED ONTO LINE OF SECTION IN FEET <br /> STATIC GROUNDWATER LEVEL,4 95 ––––––––––– <br /> SQMD TPH-DSENZENE CONCENTRATION IN SOIL IN PARTS PER MILLION ppm CLAYEY SANDISAND SILTY CLAYEY SAND <br /> I <br /> 1 O�TPH-g ISOCONCENTRATION CONTOUR IN ppm <br /> 7 <br /> NR NOT DETECTED SANDYCLAY SILTY CLAY <br /> 70 <br /> — — HISTORIC HIGH GROUNDWATER LEVEL,2-89 SCREENED INTERVAL(TYP) <br /> HISTORIC LOW GROUNDWATER LEVEL,10-92 NOTE CROSS-SECTION DEPICTS ANALYTICAL DATA COLLECTED PRIOR TO SAND PACKED INTERVAL(TYP) <br /> CALCULATED VERTICAL AND HORIZONTAL RADIUS OF OPERATION OF THE SOIL VAPOR EXTRACTION(SVE)SYSTEM(BLACK PRINT) AND <br /> ANALYTICAL DATA FROM SOIL BORINGS(GRAY PRINT)THAT DEFINES THE EXTENT <br /> INFLUENCE OF SOIL VAPOR EXTRACTION WELLS OF HYDROCARBONS <br /> PACIFIC SCALE FORMER CHEVRON U S.A.SERVICE STATION 9-1918 FIGURE <br /> ENVIRONMENTAL 45 East Harding Way a1 EI Dorado Avenue <br /> NO <br /> GROUP INC HORIZONTAL 1 =20' Stockton Caldomia $ <br /> VERTICAL 1 =10 PROJECT <br /> GEOLOGIC CROSS-SECTION A-A' BEFORE SVE SYSTEM OPERATION(NOVEMBER 19W-NOVEMBER 1992) 320-1337B <br /> 1� <br /> 0 _ <br />