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Table 1
<br /> Groundwater Monitoring Data
<br /> 1995 to Present
<br /> ARCO Service Station No. 548, 16'12 Hammer Lane, Stockton, California
<br /> Well Elevation Static Top Elevation Groundwater
<br /> Sample of Top Water of of Flow Ethyl- Total
<br /> Number Date, of Casmg Let el Screen Groundiiater Direction TPHG Bencene Toluene benzene XyIcncs MTBE III Observations
<br /> MW-6 (58) 02/15/95 895 4002 40 00 -3107 E <50 <0 5 <0 5 <0 5 <0 5 NA No FP,No S,O=NE
<br /> MW-6 (58) 05/12/95 895 3826 -2931 L <50 <0 5 <0 5 <0 5 <0 5 NA No 1,P,No S,No 0
<br /> MW-6 (59) 08/29/95 895 3991 -3096 E *<52 <0 5 <0 5 <0 5 <0 5 NA No FP,No S,No 0
<br /> MW-6 (58) 12/04/95 895 3838 -2943 E *<70 <0 5 <0 5 <0 5 <0 5 NA No F1',No S,No 0
<br /> MW-6 02/02/96 895 3638 -2743 E <50 <0 5 <0 5 <0 5 <0 5 NA No FP,No S,No 0
<br /> MW-6 (59) 05/10/96 8 95 33 88 -2493 L <50 <0 5 <0 5 <0 5 <0 5 <3 No PP,No S,No 0
<br /> MW-6 (59) 08/29/96 895 3566 -2671 L <50 <0 5 <0 5 <0 5 <0 5 <3 No FP,No S,No 0
<br /> MW-6 (59) 11/20/96 895 3457 -2562 1' <50 <0 5 <0 5 <0 5 <0 5 <3 No FP,No S,No 0
<br /> MW-6 (57) 03/19/97 895 3083 -2188 L-SE <50 <0 5 <0 5 <0 5 <0 5 <3 No FP,No S,No 0
<br /> MW-6 05/27/97 895 31 16 -2221 L-SE <50 <0 5 <0 5 <0 5 <0 5 <3 No FP,No S,No 0
<br /> MW-6 (59) 08/12/97 895 32 55 -2360 1; <50 <0 5 <0 5 <0 5 <0 5 <5 No FP,No S,No 0
<br /> MW-6 (57) 11/18/97 895 32 19 -2324 E 54 5 9 58 16 92 <5 No FP,No S,No 0
<br /> MW-6 (57) 02/16/98 895 2883 -1988 SL <50 <0 5 <0 5 <0 5 <0 5 <5 No FP,No S,No 0
<br /> MW-6 (57) 06/23/98 [P] 895 2636 -1741 SL <50 <0 5 <0 5 <0 5 <0 5 <5 No FP,No S,No 0
<br /> MW-6 (57) 09/29/98 [P] 895 28 19 -1924 E <50 <0 5 <0 5 <0 5 <0 5 <5 No FP,No S,No O
<br /> MW-6 (59) 12/30/98 [P] 895 2591 - -1696 SE <50 <0 5 <0 5 <0 5 <0 5 <5 No FP,No S,No 0
<br /> MW-6 (59) 03/31/99P
<br /> [ ] 895 24 37 -1542 L-SE <50 0 623 <0 5 <0 5 <0 5 122 No FP No S No O
<br /> MW-6 (59) 06/28/99 [P] 895 2559 -1664 SE <50 <0 5 <0 5 <0 5 <0 5 181 No FP,No S,No 0
<br /> MW-6 (59) 09/10/99 [P] 895 2762 -1867 L <50 <0 5 <0 5 <0 5 <0 5 178 No FP,No S,No O
<br /> MW-6 (59) 12/13/99 [P] 895 2662 -1767 E <50 <0 5 <0 5 <0 5 <0 5 935 No IP,No S,O=NE
<br /> MW-6 (59) 03/28/00 [P] 895 23 39 -1444 SE <50 <0 5 <0 5 <0 5 <0 5 901 No FP,No S,No 0
<br /> MW-6 (57) 06/26/00 [P] 895 2441 -1546 L <50 <0 5 <0 5 <0 5 <0 5 14[2] No FP,No S,No 0
<br /> MW-6 09/28/00 [P] 8 95 2700 -1805 E-NL <50 <0 5 <0 5 <0 5 <0 5 5 31 No FP,No S,No 0
<br /> C SARM05481Q112LYW548Q300 Delta
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