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71,
<br /> I
<br /> CRA
<br /> Tabled. Groundwater Extraction System Analytical Results, Former Shell Service Station, 2575 Country Club Boulevard,: Stockton, California I '�•
<br /> Influent hlidfluentI Midfluent2 Midfluent3 Effluent _
<br /> Sample TPHg Benzene MTBE TBA TPHg Benzene MTBE TBA 1PHg MTBE THA MTBE TBA TPHg Benzene MTBE TBA TRPH pH , .
<br /> Date Conc. Cone Cone. Cone. Cane. Cone Cone. Cane. Cone. Cone. Cone. Cone. Cone. Cone. Cone Cone. Cone. Cane. `',
<br /> (nm Iddlyy) (ppb) (Ppb) (Ppb) (ppb) (Ppb) (Ppb) (Ppb) (Ppb) (Ppb) (ppb) (PPB) (Ppb) (Ppb)
<br /> (ppb) (Ppb) (ppb) (ppb) (ppb) �$t
<br /> fl:a
<br /> 10/04/05 12,000 31500 1,700 71600 89 48 25 140 550 0.59 G5.0 50.50 55.0 550 50.50 50.50 55.0 50,000 7.01 ,
<br /> 10/17/05 10,000 2,900 21500 81000 330 120 130 620 <50 7.1 32 <030 55.0 NS NS NS NS NS NS :
<br /> 10/24/05 41900 670 22800 7,400 220 23 96 780 <50 3. 1 ' 20 <0.50 55.0 NS NS NS NS NS NS I'V
<br /> 11/14/05 91900 4,300 4,900 13,000 <50 <0.50 1.3 <5.0 <50 50.50 <5.0 <o.5o <5.0 <50 <0,50 <0.50 <5.0 <2,000 9.08
<br /> 11/21/05 1100 680 1300 3500 <50 ( <o.500. 15 50 <50 0.50 <50 <050 <5A NS NS L At
<br /> NS NS NS NS
<br /> w-ms REdN
<br /> 12/07/06 6,800a 2,400 3,000 15,000 <50 <0.50 50.50 5,0c <50 50.50 55.0 50.50 55.0 <S,000a 50.50 50.50 55.0 551000 9 A
<br /> 07/13/07 10,000 1,000 1,800 8,100 <50 <0.50 <0.50 <5.0 1 <50 <0.50 E5.0 <0.50 <Su � <50 <0.50 <0.50 <5.0 <5,000 8.61
<br /> 03/01/07 26,000 2.600 3;700 10,000 <50 <0.50 <0.50 <5:0 <50 <0.50 <5.0 . <0.50 <5.0 <50 <0.50 50.50 55.0 52,500 6.98 1 :
<br /> 04/18/07 18,000 2,200 5,700 6,400 230 <0.50 0.11 2,000 <50 <0.50 330 <0.50 120 <50 <0.50 <050 38 11000 6.70 I';
<br /> 5/1/20074 13,000 15900 31700 31900 62 <0.50 0, 15 1;900 <50 <0.067 1600 <0.067 860 <50 <0.50 <0.067 300 <17000 6.63
<br /> 06/19/07 16,000 21300 31000 6,600 <50 <0,50 <0.50 IS 515 <0.50 29 50.50 <5,0 <50 <0.50 <0.50 <5.0 <11000 9.16
<br /> 06/26/07 NA NA 3,400 6,200 NA NA <0.50 22 NA <0.50 <5,0 <0.50 <5.0 NA NA <0.50 <5.0 NA NA ,
<br /> 07/03/07 12,000 2,000 29800 71000 <50 2.7 1.1 12 <50 <0.50 <5.0 <0,50 <5.0 <50 <0.50 IC50 <5.0 <10,000' 9.031\,,
<br /> 07/09/07 NA NA 1,600 31700 NA NA <0.50 80 NA <0.50 <5.0 <0.50 <5.0 NA NA <0.50 <5.0 NA NA 1
<br /> 07/19/07 NA NA 1,400 4,300 NA NA <0.50 180 NA <0.50 <5.0 <0.50 <5.0 NA NA <0.50 <5.0 NA NA
<br /> 07/23/07 NA NA 3,400 3,300 NA NA 50.50 360 NA <0.50 <5.0 <0.50 <5.0 NA NA <0.50 <5.0 NA NA
<br /> 07/27/07' NA NA NA NA NA NA NA NA NA d NA NA NA NA NA NA NA NA 511000 NA
<br /> 08/06/07 8,900 17500 1,800 41600 <50 <0.50 <0.50 240 <50 <0150 <5.0 <0.50 <5.0 <50 <0.50 50.50 55.0 571000 7.09
<br /> 08/15/07 NA NA 2,600 37700 NA NA <0.50 22400 NA 50.50 <5.0 <4.50 <5.0 NA NA <0.50 <5.0 NA NA
<br /> 6/22/20077 5,400 1,000 2,700 4,400 4206 <0.50 <0.50 500 1406 <0.50 <5.0 <0.50 <50 726 50.50 50.50 55.0 2, 100 NA .''<.
<br /> 11/08/07 3,400 460 2,200 61300 79 <0.50 1.0 2,200 <50 <0.50 <5.0 50.50 55.0 . 550 50.50 50.50 55.0 51 ,000' ].64
<br /> <0.50 <5.0. NA NA <0.50 <S.b NA 7.50
<br /> 11/13/07 NA NA 740 5,000 NA NA 5.0 I1800 NA 50.50 55.0
<br /> 11/19/07 NA NA 2,400 6,200 NA NA 3.6 13800 NA <0.50 <5.0 50.50 55.0 NA NA 50.50 55,0 NA N
<br /> 11/26/07 NA NA 730 41300 NA NA <0.50 130 NA <0.50 e5.050.50 55.0 NA NA 50:50 55.0 NA N.
<br /> 12/03/07 4,200 260 10000 5,600 56 <0.50 <0.50 1,400 <50 <0.50 <5.0 <0.50 <5.0 <50 <0.50 <0.50 <5.0 <1,000 7. 10
<br /> 12/10/07 NA NA 740 5,000 NA NA <0.50 390 NA <0.50 <5.0 <0.50 <5.0 NA NA <0.50 <5.0 NA NA
<br /> 12/12/07 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA.
<br /> 12117/07 NA NA 1,200 41500 NA NA - 0.7 600 NA <0.50 <5.0 <0.50 <5.0 NA NA <0.50 <5.0 NA NA
<br /> 01/09/08 6,800 530 410 2,600 < 50 <0.50 0.59 790 <50 <0.50 <5.0 <0.50 <5.0 <50 <0.50 <0.50 - <5.0 < 1 ,000 6.74
<br /> 01/14/08 79600 930 21200 4,400 < 50 <0.50 2.10 17900 <50 <0.50 <5.0 <0.50 ' 55.0 <50 <0.50 <0.50 <5.0 <1,000 6.70 W
<br /> 01/28/08 NA NA 27600 3,900 NA NA 4.00 1,500 NA <0.50 55.0 50.50 55.0 NA NA 50,50 55.0 NA NA
<br /> 02/04/08 12,000 11900 51600 3,800 < 50 <0.50 4,7 13800 <50 <0.50 <5.1 <0.50 <5.0 <50 <0.50 <0.50 <5.0 <I ,000 6.73
<br /> 02/11/08 NA NA 7,000 4,500 NA NA 2.7 21300 NA <0.50 <5.0 50.50 55.0 NA NA 50.50 55.0 NA NA
<br /> 03/18/08 NA NA 7,700 3,800 NA NA 5.5 2,600 - NA <0.50 <5.0 <0,50 <5.0 , NA NA <0,50 <5.0 NA NA
<br /> 900 NA NA 3.8 3,500 NA <0.50 <5.0 <0.50 <5.0 NA NA 50.50 <5.0 NA NA
<br /> 41
<br /> 02/05/08 NA NA 8•200 3. < .50 55.0 <1 000 6.8
<br /> 03/03/08 15,000 200 6,700 39400 < 150 < L50 6.4 31300 � 550 50.50 55.0 50.50 55.0 550 50.50 0
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