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N TABLE 3
<br /> SUMMARY OF INTERMEDIATE GROUNDWATER ZONE ANALYTICAL RESULTS
<br /> Former Stockton City Taxi Cab Co. and Former Apache Plastics Facility
<br /> Stockton , California
<br /> Page 2 of 3
<br /> (Reported in ug/L)
<br /> Sample Date Benzene Toluene Ethyl Xylenes MTBE DIPE I ETBE I TAME 1 ,2-DCA EDB I TBA I TPHg
<br /> ID Benzene
<br /> Former Apache Plastics Facility
<br /> A-MW8 5/18/01 31200 27200 870 11890 <10 <25 <25 <25 <25 NA <500 26,000
<br /> Intermediate 11 /5/01 6,800 61000 11700 6$ 00 <25 <50 <50 <50 <50 NA <500 58,000
<br /> zone 2114/02 800 23 99 7.9 <2.5 <5.0 <5.0 <5.0 5.7 NA <50 21200
<br /> Screen 5/20/02 160 6.2 24 8.6 <1 .0 <2.0 <2.0 <2.0 <2.0 NA 40 11100
<br /> interval 8/27/02 51000 17200 1 ,200 3,300 <50 <100 <100 <100 <100 NA <11000 25,000
<br /> (961-105') 12/5/02 84 <0.50 13 <0.50 <0.50 <1 .0 <1 .0 <1 .0 <1 .0 <2.0 54 490
<br /> 2/5/03 490 25 110 16. 1 <2.5 <5.0 <5.0 <5.0 <5.0 <20 65 2,600
<br /> 5/28/03 Well covered by vehicle - not sampled
<br /> 8/11 /03 <0.50 <0.50 <0.50 <0.50 <0.50 <1 .0 <1 .0 <1 .0 15 <2.0 <5.0 <50
<br /> 11 /10/03 <1 .0 <1 .0 <1 .0 <1 .0 <1 .0 <2.0 <2.0 <2.0 170 <8.0 <20 200
<br /> 2/23104 48.0 1 .5 14 1 .8 <0.50 <1 ,0 <1 .0 <1 .0 <1 .0 <2.0 34 430
<br /> 5/24/04 950 150 150 675 <5.0 <10 <10 <10 <10 <40 110 4,700
<br /> 8/23/04 17300 45 240 52 <5.0 <10 - <10 _<10 <10 40 -1 f-0 5,600
<br /> 11/19/04 910 73 220 354 <5.0 <10 <10 <10 <10 <40 <100 41200
<br /> 313/05 680 71 230 425 <5.0 <10 <10 <10 <10 <40 <100 41000
<br /> 5/12/05 310 28 72 115. 1 <2.5 <5.0 <5.0 <5.0 <5.0 <20 <50 17500
<br /> 8/15/05 , 5140 - 1;830 <25 <50 <50 <50 <50 <200 <500 27,000
<br /> 11 /22/05 1 , 100 150 370 691 <10 <20 <20 <20 <20 <80 <200 E 7110
<br /> I
<br /> A-MW9 5/18/01 20,000 44,000 31100 17,500 <200 <500 <500 <500 <500 NA <107000 210,00
<br /> Intermediate 11 /5/01 221000 47,000 32200 18,900 <250 <500 <500 <500 <500 NA <51000 210,00
<br /> zone 2/14/02 21 ,000 529000 25000 14,500 <250 <500 <500 <500 660 NA <51000 160700
<br /> Screen 5/20/02 20,000 35,000 21700 17,900 <250 <500 <500 <500 11200 NA <51000 160,00
<br /> interval 8/27/02 21 ,000 432000 31200 18,900 <250 <500 <500 <500 780 NA <51000 160,00
<br /> (94'-1041) 12/5/02 25,000 56,000 31500 20, 100 <200 <400 <400 <400 780 <1 ,600 <4,000 1801000
<br /> 2/5/03 20,000 38,000 31100 17,700 <250 <500 <500 <500 11400 <21000 <51000 190,000
<br /> 5128/03 140 480 25 300 <2.5 <5.0 <5.0 <5.0 21 <20 170 2,200
<br /> 8/11 /03 610 15500 69 550 <5.0 <10 <10 <10 17 <40 <100 5,200
<br /> 11 /10/03 21600 51300 280 11640 <20 <40 <40 <40 <40 <160 <400 193000
<br /> 2123/04 500 81700 11800 12,800 <50 <100 <100 <100 <100 <400 <11000 53,000
<br /> 5/24/04 11100 23,000 41300 37,000 <100 <200 <200 <200 <200 <800 <21000 130,000
<br /> 8/23/04 770 11500 180 640 <10 <20 <20 <20 <20 <80 <200 87100
<br /> _ 11/19/04 330 440 85 360 <2.5 <5.0 <5.0 <5.0 <5.0 <20 <50 2,500
<br /> 5/12105 19,000 35,000 21200 16,000 <250 <500 <500 <500 <500 <2,000 <5,000 140,000
<br /> 8/15/05 23,000 41 ,000 21800 18,200 <250 <500 <500 <500 <500 x21000 <51000 190,000
<br /> 11 /22/05 17,000 36,000 23000 16,300 <250 <500 <500 <500 <500 <21000 <51000 1207000
<br /> A-MW11 5/18/01 <0.50 <0.50 <0.50 <0.50 <0.50 <1 .0 <1 .0 <1 .0 <1 .0 NA <10 <50
<br /> Intermediate 11 /5/01 <0.50 <0.50 <0.50 <0.50 <0.50 <1 .0 <1 .0 <1 .0 <1 .0 NA <5.0 <50
<br /> zone 2/14/02 <0.50 <0.50 <0.50 <0.50 <0.50 <1 .0 <1 .0 <1 .0 1 .0 NA <5.0 <50
<br /> Screen 5/20/02 <0.50 <0.50 <0.50 <0.50 <0.50 <1 .0 <1 .0 <1 .0 <1 .0 NA <5.0 <50
<br /> interval 8/27/02 <0.50 <0.50 <0.50 <0.50 <0.50 <1 .0 <1 .0 <1 .0 3.2 NA <5.0 <50
<br /> (99.51-109.51) 12/5/02 <0.50 <0.50 <0.50 <0.50 <0.50 <1 .0 <1 .0 <1 .0 2.7 <2.0 <5.0 <50
<br /> i 2/5/03 <0.50 <0.50 <0.50 <0.50 <0.50 <1 .0 <1 .0 <1 .0 2.0 <2.0 <5.0 <50
<br /> 5/28/03 <0.50 <0.50 <0.50 <0.50 <0.50 <1 .0 <1 .0 <1 .0 1 .0 <2.0 <5.0 <50
<br /> 8/11 /03 <0.50 <0.50 <0.50 <0.50 <0.50 <1 .0 <1 .0 <1 .0 2.0 <2.0 <5.0 <50
<br /> SAEnvimmentaV28349 - Foppianoltables\Camparative Study IntGWrAS
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