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TABLE 3 <br /> Groundwater Analytical Results <br /> 102 South Wilson Way <br /> Stockton,CA <br /> (in ppb) <br /> Date WeII1D Well Zone TPHg B T E X TBA MYBE RIPE ETBE TAME 1,2-DCA EDB <br /> Baseline Groundwater M nitcru,E Well Analytical Results <br /> 8/11/10 MWI Background 1 150 1 <0.5 1 <0.5 <0.5 1 <I.0 1 <5.0 1 13 1 <0.5 1 <0.5 <0.5 7.7 <0.5 <br /> MW2 Transition 1 00 130 8.4 18 52 390 270 <I.0 <1n <10 <Lp q.0 <br /> MW5 Transition 17000 7600 42 230 210 <500 <50 <50 <50 <50 <50 <50 <br /> MW6 Back and <50 <0.5 <0.5 <0.5 <1.0 <5.0 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <br /> MWS Co Bance 13000 800 1000 950 2800 <50 <5.0 6.0 <5.0 <5.0 <5.0 6.0 <br /> MW12 Com Bance <50 <0.5 <0.5 <0.5 <L0 QS 550 Q.5 Q.5 <2.5 7.0 <25 <br /> MW13B Transition 120000 16000 25000 2400 14000 <1000 q00 <100 <too <I00 2500 230 <br /> Baseline Vapor Extraction Well(Injection Well Anal ical Results <br /> 8/12/10 VWl Treatment 150,000 24,000 36,000 3,200 20,000 Q'006 Q00 Q00 Q00 Q00 720 Q00 <br /> VW2 Treatment 8,800 1,200 140 380 1400 <I00 <10 <10 <to <in < o <10 <br /> VW6 Treatment 1 12,000 1 260 1 230 1 970 1 3,100 1 <100 1 13 1 <10 I <10 <10 I <10 I <1 <br /> Analytical Results After First Peroxide Injection <br /> 12/23/10 VWI Treatment 5,200 290 670 130 850 <50 <5.0 <5.0 <5.0 <5.0 18 <5.0 <br /> VW2 Treatment 830 ll0 40 19 97 <IO <LO <Lp <1.0 q.0 8.2 <l.0 <br /> VW6 I Treatment - -- -- - <br /> Analytical Results After Second Peroxide In ection <br /> 2/2/11 MWl Back ound <50 <0.5 J4,70O7100 <br /> .5 <L0 <5.0 2.8 <0.5 <0.5 <0.5 3.5 <0.5 <br /> MW2 Transition 3,600 3604 100 370 160 <5.0 <5.0 <5.0 <5.0 <5.0 <br /> MW5 Transition 16,000 8,0005 45 <I,000 <100 <100 <100 <100 <100 <100 <br /> MW6 Background <50 <0.5 .5 <1.0 6.0 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <br /> MW8 Compliance 19,000 1.300 00 3,100 <I00 <10 <10 <10 <10 <10 <10 <br /> MW12 Compliance <50 <0.5 .5 <10 150 100 <0.5 <0.5 c0.5 13 <0.5 <br /> M W 13B Transition 34,000 6,600 4900 <500 <50 <50 <50 <50 250 <MW15B Com liance <50 <0.5 0.5 <I.0 <10 200 <1.0 <1.0 <I.0 19 1L <br /> Vapor Extraction Well(Injection Well)Analytical Results after Second Peroxide Inection <br /> 22/11 VWI Treatment 61,000 4,400 8,000 1,500 99600 <500 <50 60 <50 <50 320 <50 <br /> VW2Treabnent 1,500 170 66 60 240 <25 Q.5 Q.5 <2.5 Q.5 27 <2.5 <br /> VW6 Treatment I -- <br /> Vapor <br /> Va.or Extraction Well(injection Well Analytical Results after Te nhird Peroxr ection <br /> 3/28/11 VWI Treatment 1,600 130 200 47 290 <25 Q.5 Q.5 Q.5 <2.5 14 Q.5 <br /> VW2 Treatment 990 120 22 47 180 13 1.3 <L0 <1 <L0 10 11.0 <br /> VW6 I TrellIlIgnt - -- I -- I - <br /> Vapor Extraction Well(Injection Well)and Transition Zone Monitoring Well Analytical Results a er r eroxr a Injection <br /> 5/17/11 VWI Treatment 22,000 1,500 3,200 530 3,600 <250 <25 <25 <25 Q5 190 <25 <br /> VW2 Treatment 1600 120 130 47 270 QS 3.8 <2.5 <2.5 <2.5 6.4 Q.5 <br /> VW6 Treatment -- -- - - - - - - -- - - <br /> MW2 Transition 4100 550 9.5 73 130 740 180 <5.0 <5.0 <5.0 <5.0 <5.0 <br /> 11 MW5 I Transition 8,700 3,100 1 16 15 25 <250 <25 Q$ <25 QS < 3 <25 <br /> 2*MW13BI Transition 1 8,800 1,100 1 970 I <120 <12 <12 <12 1 <12 140 <12 <br /> Notes: <br /> TPHg =Total petroleum hydrocarbons as gasoline by EPA Method 8015M ETBE =Ethyl tert-Butyl Ether by EPA Method 8260B <br /> BTEX =Benzene,toluene,ethylbenzene and xylenes by EPA Method 802111 TAME =tert-Amyl Methyl Ether by EPA Method 82608 <br /> TBA =tert-Butyl Alcohol by EPA Method 8260B 1,2-DCA=1,2-Dichloroethane by EPA Method 82608 <br /> MTBE =Methyl tert-Butyl Ether by EPA Method 82608 EDB =1,2-Dbromoethane by EPA Method 8260B <br /> DIPE =Di-Isopropyl Ether by EPA Method 8260B ppb =parisperbillion <br />