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Ily 1
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<br /> Groundwater Monitoring Data
<br /> ARCO Service Station No. 548, 1612 Hammer Lane, Stockton, California
<br /> Well Elevation Static Elevation
<br /> Sample of Top Water of Ethyl- Total
<br /> Number Date of Casing Level Groundwater TI'H(i Benzene Toluene benzene Xylenes MTBE Observations
<br /> MW-1
<br /> W49-MW 1 10/30/91 1036 4958 -3922 <50 2 1 <0 50 <0 50 096 No FP,No S,No 0
<br /> W-49-MW1# 10/30/91 1036 NM NM <50 <0 50 <0 50 <0 50 <0 50 NE
<br /> MW-1(56) 03/18/92 1036 4630 -3594 130 1800 <0 50 <0 50 17 No FP,No S,No 0
<br /> MW-I(56) 06/10/92 1036 4810 -37 74 <50 10 <0 50 <0 50 <0 50 No FP,No S,No 0
<br /> MW-1(56) 09/04/92 1036 4985 -3949 260 87 *<1 *<1 *<1 No FP,No S,Yes 0
<br /> MW-1(56) 12/04/92 1036 48 83 -3847 ***150 7 0 <0 50 <0 50 <0 50 No FP,No S,Yes 0
<br /> MW-1* 03/04/93 1036 * * * * * # * No FP,No S,Yes 0
<br /> MW-1(56) 06/07/93 1036 44 24 -33 88 160 0 9 <0 5 <0 5 <0 5 No FP,No S,Yes 0
<br /> MW-1(56) 09/02/93 1036 4614 -3578 130 0 9 <0 5 <0 5 <0 5 No FP,No S,Yes 0
<br /> MW-1(56) 12/16/93 1036 4392 -33 56 110 13 0 7 0 6 15 No FP,No S,Yes 0
<br /> NIW-1(56) 04/08/94 1036 4094 -3059 150 22 26 4 5 31 No FP, No S,O-NE
<br /> MW-1 06/22/94 1036 4140 -3104 75 17 2 2 3 1 65 No FP,No S,O=NE
<br /> NIW-1(44) 09/23/94 1036 4362 -3326 150 4 6 14 19 4 2 No FP,No S,O=NE
<br /> MW-1(46) 12/02/94 1036 4281 -3245 60 3 0 14 14 2 4 No FP,No S,O=NE
<br /> NIW-1(56) 02/15/95 1036 41 19 -3083 59 2 1 25 10 3 3 No FP,No S,O=NE
<br /> NIW-1(56) 05/12/95 1036 3933 -28 97 84 4 7 41 17 65 No FP,No S,Yes 0
<br /> MW-1(56) 08/29/95 1036 4089 -30 53 190 80 58 47 18 No FP,No S,Yes 0
<br /> MW-1(56) 12/04/95 1036 3953 -29 17 78 2 3 14 14 53 No FP,No S,Yes 0
<br /> MW-1 02/02/96 1036 37 57 -2721 59 3 4 15 15 4 9 No FP,No S,No 0
<br /> MW-1(56) 05/10/96 1036 35 04 -24 68 92 5 5 2 1 24 12 <3 No FP,No S,No 0
<br /> MW-2
<br /> W49-MW2 10/30/91 982 4910 -3928 <50 <0 50 <0 50 <0 50 <0 50 NS No FP,No S,No 0
<br /> MW-2(61) 03/18/92 9 82 4881 -3599 <50 <0 50 <0 50 <0 50 <0 50 NS No FP,No S,No 0
<br /> MW-2(61) 06/10/92 982 47 57 -3775 <50 <0 50 <0 50 <0 50 <0 50 NS No FP,No S,No 0
<br /> MW-2(61) 09/04/92 9 82 4936 -3954 <50 <0 50 <0 50 <0 50 <0 50 NS No FP,No S,Yes 0
<br /> MW-2(61) 12/04/92 982 4836 -3953 <50 <0 50 <0 50 <0 50 <0 50 NS No FP,No S,Yes 0
<br /> MW-2(61) 03/04/93 9 82 4546 -3564 ***57 **<0 6 <0 5 <0 5 <0 5 NS No FP,No S,Yes 0
<br /> MW-2(61) 06/07/93 9 82 43 84 -34 02 <50 <0 5 <0 5 <0 5 <0 5 NS No FP,No S,No 0
<br /> MW-2(61) 09/02/93 9 82 4565 -35 83 <50 <0 5 <0 5 <0 5 <0 5 NS No FP,No S,No 0
<br /> MW-2(61) 12/16/93 982 4349 -33 67 <50 2 9 <0 5 <0 5 <0 5 NS No FP,No S,No 0
<br /> MW-2(61) 04/08/94 982 4041 -3059 <50 <1 5 <15 <1 5 <2 5 NS No FP,No S,O=NE
<br /> MW-2 06/22/94 982 4088 -3106 <10 <0 3 <0 3 <0 3 <0 5 NS No FP,No S,O=NE
<br /> II
<br /> N\xls\0805V 4005\061996n11 xis Re-,ision 2 7/26/96
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