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TABLE 1 '
<br /> Groundwater Monitoring Data
<br /> ARCO Service Station No 2186
<br /> 3212 North California Street, Stockton,California
<br /> Elevation of Static Water[I) Screen Elevation of Total
<br /> Well Top of Casing Level interval Groundwater Groundwater TPHG Benzene Toluene Ethylbenzene Xylenes MTBE[3]
<br /> Sample No Date feet msl feet 6 {feet b s) (feet ms1 Flow Direction 1 L IL /L Observations
<br /> MW-1 09/25/95 1465 5805 45 6-74 7 -4340 SE 20,000 780 2000 690 4J00 00 NA No FP,No S
<br /> 10/23/95 1465 5789 -4324 20 000 590 1,100 600 3,600 NA No FP,No S
<br /> 12/22/95 1465 5378 -39 13 E 730 3 5 <1 0[2] 13 13 NA No FP,No S
<br /> 02/16/96 1465 50 1; -35 48 E 1,200 22 <] 0[2] 51 24 NA No rP,No S
<br /> 05/23/96 1465 45 35 -3070 E 760 90 to 22 50 <5 0 No FP,No S
<br /> 09/19/96 1465 53 6, -3998 NE 10,000 480 570 520 700 <50* No FP,No S
<br /> 11/27/96 1465 50 77 36 12 SE 19,000 700 1,800 820 2,200 <100* No FP,No S
<br /> 03/21/97 1465 4206 2741 SE 5 300 260 210 200 440 530* No FP,No S
<br /> 05/22/97 1465 43 89 -2924 E-NE 25,000 920 1900 1,400_----3;500'<120* No�FErldo S
<br /> 08/20/97 1465 4993 -35 18 E-NE 31,000 1,000 2,800 1,300 4,000 <500** No FP,No S
<br /> 11/20/97 1465 4907 -3442 E 24,000 830 1,900 1,100 3,600 <1,000** No FP,No S
<br /> 02/17/98 1465 4432 2967 E-SE 19,600 680 990 980 3,200 <100** No FP,No S
<br /> 06/24/98 1465 35 79 -21 14 E 505 275 <2 5 602 973 <25 No FP,No S
<br /> 09/21/98 1465 3935 -2470 E-NE 18,900 792 1,410 1,130 3,690 <125 No rP,No S
<br /> 12/14198 1465 3734 -2269 E-NE 13,800 613 449 896 2,800 <100 No FP,No S
<br /> MW-1(Discreet) 12/14/98 1465 37 3A -2269 E-NE 7,170 424 16 1 527 848 <100 No FP,No S
<br /> 03/31/99 1465 34 14 -1949 N-NE 81 7 432 <0 5 <0 5 <0 5 <5 0 No FP,No S
<br /> 06/11/99 1465 3422 -1957 E-NE 7,310 397 162 543 1,500 <50 No FP,No S
<br /> 09/10/99 1465 3841 -2376 E-NF 22,800 941 1,180 1,410 4,450 2 590 No FP,No S
<br /> 12/03/99 1465 3834 -2369 E 15 400 552 155 907 2 680 517 No FP,No S
<br /> 04/03/00 1465 35 00 -2035 NE 6,940 534 <20 518 1,260 334 No rP,No S
<br /> 06122/00 1465 35 13 -2048 E 14 700 675 144 744 2 500 114[4] No FP,No S
<br /> 09/27/00 1465 4046 2581 ENE 1 190 531 202 843 2 140 4 500[4] No FP,No S
<br /> 10/19/00 1465 4025 -2560 E-NE NA NA NA NA NA NA
<br /> 12/20/00 1465 3833 23 68 E-NE 14,600[5] 704 ]]1 741 2,870 2,000 No FP,No S
<br /> 03/16/01 1465 37 25 2260 E-NE 16,800[5] 1,210 802 848 4,230 2,190[4] No FP,No S
<br /> 06/21/01 1465 4002 25 37 NE 24,000[5] 1,000 380 980 4,100 28,000[4] No FP,No S
<br /> C 41RC0\21861TaaleMRCO 2186 Quarterly Data 1 of 5 Delta 7!24101
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