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TAO •
<br /> GROUNDWATER DATA
<br /> THRIFTY OIL STATION#172, STOCKTON, CA
<br /> DATE ANALYTICAL,PARAMETERS DEPTH TO DEPTH TO PRODUCT CASING GROUNNDWA
<br /> SAMPLE `I'PH BENZENE TOLUENE XYLENE MTBE GROUNDWATER PRODUCT TiffCKNESS ELEVATION ELEVATION
<br /> (AWL) ( ) (U&IL16a) ( ) €feed (f-A) (fed) (f"4 0m)
<br /> 08/16/01 26 500 3 380 2060 1 520 5 340 294 35 88 NP 000 1248 -2340
<br /> 11/08101 23 900 11 300 1 700 81 581 1 760 3664 NP 000 1248 2416
<br /> 02/21/02 20,900 2,080 912 796 2,840 163 3355 NP 000 1248 -21 07
<br /> 05/22102 19,500 2,250 649 252 2,600 109 3091 NP 000 1249 -1943
<br /> 08/14/02 153 <0 08 <0 18 <0 17 <0 4 76 3128 NP 000 1248 -1890
<br /> 11/20/02 1 950 141 29 2 9J 312 36 3281 NP 000 1248 -2033
<br /> 02/12103 <15 <0 22 <0 32 <0 31 <0 4 11 31 26 NP 000 1248 -1878
<br /> 05/21/03 <15 <0 22 <0 32 <0 31 <0 4 20 37 16 NP 000 1248 2468
<br /> Mononng It- 11
<br /> 08/14/96 <20 000 33 000 46 000 630-0 32 000 *370 000 4440 NP 000 13 18 3122
<br /> 11/26/96 16 000 5200 26,500 64 900 *880 43 77 NP 000 13 18 -3059
<br /> 02/25/97 1,700 11 000 14,000 1,300 7,100 *52,000 4040 NP 000 13 18 2722
<br /> 05/28/97 63,000 13,000 16 000 250 8 000 *<2 500 43 80 NP 000 13 18 3062
<br /> 08/19/97 86 000 20 000 26 000 2,300 14 000 1,600 41 65 NP 000 13 18 -2847
<br /> 11/26/97 63 000 22,000 24 000 <150 11,000 2 300 4065 NP 000 13 18 -2747
<br /> 02/18198 130,000 20,000 15 000 <60 13 000 3 500 39 10 NP 000 13 18 -2592
<br /> 05/27/98 54,000 13 000 6 000 75 9 900 2 300 4060 NP 000 13 18 -2742
<br /> 08/26/98 28,000 4,500 900 <0 3 3 500 2 100 3630 NP 000 13 18 -23 12
<br /> 11/24/98 23 000 5,400 1,100 <6 4,400 <20 34 60 NP 000 13 18 -21 42
<br /> 02/18/99 22,000 5,000 1,200 <6 5,200 1,900 32 10 NP 000 13 18 -1892
<br /> 05/20/99 34 000 6 000 1,300 <30 6,000 1,700 3255 NP 000 13 18 1937
<br /> 08/18/99 140,000 28 000 32 000 1 500 17 000 1 100 3563 NP 000 13 18 2245
<br /> 11/10/99 28 000 4 700 4300 <60 2,900 1 200 37 16 NP 000 13 18 2398
<br /> 02/23/00 5 000 1,440 1,240 <12 1,420 *1 280/1 110 3869 NP 000 13 18 25 51
<br /> 05/10/00 2 140 1 9 <0 25 <0 25 1 9 1 350 3065 NP 000 13 18 1747
<br /> 08/18/00 <50 <5 <5 <5 <5 1,460 3483 NP 000 13 18 -2165
<br /> 11/09/00 <50 <0 18 <0 14 <0 18 <0 26 772 35 62 NP 000 13 18 -2244
<br /> 02/15/01 <50 <0 3 <0 2 <02 <0 4 976 31 82 NP 000 13 18 -1864
<br /> 05/17/01 SAMPLE BROKEN 38 69 NP 000 13 18 -25 51
<br /> 05/24/01 239 000 55,800 73 600 10 000 58,600 2,900 - - 13 18
<br /> 08/16/01 151 000 6 880 8,930 927 4 910 367 4023 NP 000 13 18 -2705
<br /> 11/08/01 9 100 341 44 J <20 <40 5 570 4059 NP 000 13 18 -2741
<br /> H
<br /> 2/21/02 141 000 17 500 26 100 2 850 15,300 932 37 51 NP 000 13 18 2433
<br /> 5/22/02 127,000 18 300 25 100 1 530 11,500 786 31 85 NP 000 13 18 1967
<br /> 8/14/02 49 900 12 100 10 500 <17 8 800 783 32 56 NP 000 13 18 1938
<br /> 172TAB1 XLS Page 9 of l3 6116/03
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