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C MW 9 Cl <br /> proj 3 SB 13 <br /> 20 SB-11SIB 3 7AN 78 <br /> V 2 Prof 5 prop 3org 4 SM SBS MW-11 <br /> MW-14 <br /> ! CLAY SILT <br /> 110- <br /> TO <br /> 0tO <br /> 19GRlG tlCmn <br /> rypCo tlOmIQ I"F-,Q 8GQ1f2 <br /> 0 �Ry PEA GRAVEL EXCAVATION BACKFILL <br /> 2.ZQQ n 20a <br /> NOMQ mmo V m MW 9 GROUNDWATER MONITORING WELL LOCATION <br /> AND DESIGNATION <br /> 10- Rpm 1 2` n I NOMg tOmQ m V 2 SOIL VAPOR EXTRACTION WELL LOCATION <br /> 0 AND DESIGNATION <br /> w epmp ! swQ <br /> lYGtD SB-3 SOIL BORING LOCATION AND DESIGNATION <br /> Z O <br /> O <br /> 20 — — — — — — — — — — — — — — — — prop PROJECTED ONTO LINE OF SECTION IN FEET <br /> c 1 STATIC GROUNDWATER LEVEL,4-95 <br /> Lu 1 tIDRlp CLAYISIL7 40 -n <br /> NQM b 14AN0 TPH ENZENE CONCENTRATION IN SOIL IN <br /> w CS YDY m PARTS PER MILLION ppm <br /> z <br /> 30 trL�i i am m —10' TPH-g ISOCONCENTRATION CONTOUR IN ppm <br /> ! ClAYISILT xox>Q 50 ~ H2 NOT DETECTED <br /> I10Q@ tib <br /> 10 — - HISTORIC HIGH GROUNDWATER LEVEL.2-89 <br /> --- HISTORIC LOW GROUNDWATER LEVEL,10.92 <br /> ------------ <br /> NM CLAYEY SAND 60 CALCULATED VERTICAL AND HORIZONTAL <br /> 7 9 RADIUS OF INFLUENCE OF PROPOSED SOIL <br /> VAPOR EXTRACTIONW ELLS V-7AN-78 <br /> 50 <br /> ypNn SCREENED INTERVAL(TYP} 70 <br /> SAND PACKED INTERVAL(TYP) NOTE CROSS-SECTION DEPICTS ANALYTICAL DATA COLLECTED AFTER <br /> OPERATION OF THE SOIL VAPOR EXTRACTION(SVE)SYSTEM(BLACK PRINT)AND <br /> -60 ANALYTICAL DATA FROM SOIL 80RINGS(GRAY PRINT)THAT PROVIDE ADDITIONAL <br /> DATA THAT DEFINES THE EXTENT OF HYDROCARBONS <br /> PACIFIC FORMER CHEVRON U S.A SERVICE STATION 9-1918 <br /> SCALE 45 East Harding Way at E!Dorado Avenue FIGURE <br /> ENVIRONMENTAL HORIZONTAL 1 =20 Stockton California 9 <br /> GROUP INC VERTICAL 1 =la' PROJECT <br /> GEOLOGIC CROSS-SECTION C-C-AFTER SVE SYSTEM OPERATION(NOVEMBER 1990-NOVEMBER 1992) 320 133 7B <br /> l <br /> f <br />