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1 <br /> West East <br /> D DO Geologic <br /> Unit <br /> 50- - 50 - <br /> FilltConcrete <br /> - 40 <br /> 40- A-A' Clay <br /> 30- eD ti I co 1 <br /> 0 - 30 <br /> 4 <br /> 20- a a a a - 20 Silt <br /> U V U C? <br /> 10_ -1D 1777777771 <br /> o- - <br /> Sand <br /> 0 <br /> -10- - -10 Unknown <br /> -20 5/2000 -20 <br /> 17 <br /> o _30 " - -30 ` Inferred Sand Zone <br /> z -40i .' " B ,50a ^- - -40 �— Lithology Contact <br /> r. E = 600" T 590- <br /> -50- B 3$0 X 1400' AM - -50 <br /> $ao _ ?— - Inferred Lithology Contact <br /> + q� T 3 TPHG"- 17,OQ0 r i <br /> i20 EDB <25: - -60 <br /> c 1,2-DCA 1,300 EDB <10 —�- - <br /> TPHG 2,10:0 Groundwater Level <br /> O TBA`` X250.,' 1 Z-DCA 1,300 -70 <br /> -70 TBA <900 <br /> N EDB <2 5 - <br /> 7,2 DCA 430 — <br /> W -sD- 1972-1977 rBA <25 1 B <0 5,'_ so <br /> -90 <br /> xrhNs: < MonitoringWell MW Sail Boring <br /> I -100 B'` <0.5 <br /> - -100 <br /> O T <015 { �� <br /> a -110- e <0.5 Ens c0 b - -110 (SB)or Cone Penetrometer CPT <br /> T <br /> 1,2 DBA <br /> CA c0 5 <br /> C. ': <5 <br /> Q TPHG <50 <br /> -120- T: 3'1 - -120 <br /> EDB <015 E .05 B �0 5 <br /> -130 1,2-DCA 0.83' x:. 1 E 130 <br /> TBA <5 TPHG 77 <br /> ` z 140 Location of Groundwater Sample <br /> -140- EpB <0.5 TPHG _ <br /> { 1,2 D;CA :5 B ;e <br /> 2 EDB <0 b T <0,5 <br /> TBA <5 12 DCA 3 6 <br /> -150 , E• <0:5 "' -15Q <br /> TPHG <50 160 <br /> EDB <0.5 <br /> f <br /> -170- 1,2 DCA. :<0.5 -170 <br /> TRA <5 <br /> -180 1 sa <br /> Note: All concentrations are presented in units of Screened section of <br /> micrograms per liter{µg/L) monitoring well <br /> 0 100 <br /> Scale In Feet <br /> No Vertical Exaggeration Figure 4-6 <br /> `. Cross Section D-D' <br /> Groundwater Analytical Results <br /> DISCO Site <br /> Stockton, California <br /> .420.A1.08 2nd DO x sea DISCO.FH8 6112/2000 Pm SFO CH2MHILL <br />