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TAB 1
<br /> GROUNDWATER DATA
<br /> THRIFTY OIL STATION#171, STOCKTON,CA
<br /> BATF ANALYTICAL PARAMETERS DEPTH TO DEPTH TO PRODUCT CASING GROUNDWATER
<br /> SAMPLED TPH-g BENZENE TOLUENE EthytBenzene XYLENE MTBE GROUNDWATER PRODUCT THICKNESS ELEVATION ELEVATION
<br /> (u�) (ug/L) (U�) {ug/L) (u�•) fug/L.) (feet) (feet) (feet) (feet) (feet)
<br /> 08/07/02 <50 <0 08 <0 18 <0 17 <0 4 <0 07 4650 NP 000 1463 -3187
<br /> 11/13102 <50 <0 08 <0 18 <0 17 <04 93 4912 NP 000 1463 -34 49
<br /> 02/19103 <15 <0 22 <0 32 <0 31 <04 <0 18 49 10 NP 000 1463 3447
<br /> 05/14/03 96 <0 22 <0 32 <0 31 3 5 J 31 4420 NP 000 1463 2957
<br /> 08/12/03 <15 <0 22 <0 32 <0 31 <04 <0 18 4832 NP 000 1463 -33 69
<br /> 11124/03 <15 <0 22 <0 32 j <0 31 <0 4 <0 18 4992 NP 000 1463 -35 29
<br /> 02/11/04 <15 <0 22 <0 32 <0 31 <04 <0 18 47 18 NP 000 1463 3255
<br /> 05/12/04 <15 <0 22 <0 32 <0 31 <04 <0 18 45 96 NP 000 1463 -31 33
<br /> 08/17/04 <15 <0 22 <0 32 <033 <04 <0 18 5091 NP 000 1463 -36 18
<br /> MONITORING WELL#MWS Screen Interval=20 to 94 feet
<br /> 11/20/92 - - -
<br /> 03/31/93 25 000 2 700 - - - 6889 NP 000 93 36 2447
<br /> 06/23/93 2,800 100 4,600 430 6,300 6825 NP 000 93 36 25 11
<br /> 09/13/93 - 110 53 270 71 73 NP 000 9336 21 63
<br /> 12/13/93 - 72 10 SHEEN 000 93 36 21 26
<br /> 03/08/94 6543 SHEEN 000 9336 2793
<br /> 06107!94 63 05 SHEEN 000 9336 3031
<br /> 09/07/94 6624 SHEEN 000 9336 27 12
<br /> 08/16/95 5908 SHEEN 0 00 93 36 3428
<br /> 11/13195 59,000 5,300 13,000 1,500 11,000 5908 NP 000 93 36 3428
<br /> 02/13/96 20 000 3200 3 300 340 l 800 - 5911 NP 000 93 36 3425
<br /> 05/14/94 68,000 12,000 18,000 2,300 13,000 4942 NP 000 93 36 4394
<br /> 08/28/96 56,000 9,000 8,500 310 6,600 *9 900 5290 NP 000 93 36 4046
<br /> 11/14196 14,000 1,900 99 <3 2,700 *8,500 51 65 NP 000 93 36 4171
<br /> 02/12/97 SAMPLES LOST - 4820 NP 000 9336 4516
<br /> 05/14/97 29,000 45 3,400 <15 2,600 *17,000 55 49 NP 000 9336 37 87
<br /> 08/13/97 27,000 5,000 1,900 <6 2,300 15,000
<br /> 31/13/97 24,000 7,500 1100 <03 2,400 16,000 5020 NP 000 9336 4336
<br /> 02/11/98 20,000 4200 250 <15 1,300 11,000 4720 NP 000 9336 46 16
<br /> 05/28/98 4,600 <0 3 <0 3 <0 3 <05 8 700 49 10 NP 000 93 36 4426
<br /> 08/32/98 130,000 17,000 9,500 1 000 8,900 26 000 3960 NP 000 93 36 53 76
<br /> 11/10/98 31,000 7 000 500 <30 3 900 24,000 5205 NP 000 93 36 4131
<br /> 02/25/99 13,000 <3 <3 <3 <5 13,000 37 98 NP 000 1469 23 30
<br /> 05/14/99 15,000 17 <0 3 <0 3 083 l 600 4276 NP 000 1468 2808
<br /> 08/18/99 260 <0 3 <0 3 <4 3 <0 5 240 38 22 NP 0 00 14 68 2354
<br /> )1116)99 43 i3W 6,600910 90 4,900 26 000 4044 NP 0 00 1468 2576
<br /> i 71 TAB I XLS Page 4 of 11 8131/04
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