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Table 1 m
<br /> u 1 v Page 3 of 4
<br /> Groundwater Monitoring Data N
<br /> ARCO Service Station No. 548, 1612 Hammer Lane, Stockton, California m
<br /> V
<br /> Well Elevation Static Top Elevation
<br /> Sample or Top Water of of Ethyl- Total O
<br /> Number Date of CasingLevel Screen Groundwater TPHG Benzene Toluene benzene Xvlenes MTBE Observations N
<br /> W
<br /> O
<br /> MW-4 V
<br /> W-25-MW4 10/30/91 11 .57 50AS 44.00 -38.88 <50 <0.50 <0.50 <0.50 <0.50 NA No FP, No S, No O D
<br /> MW4(63) 03/18/92 11 ,57 47.24 -35 .67 <50 <0.50 <0.50 <0.50 <0.50 NA No FP, No S, No 0 A
<br /> MW4(63) 06/10/92 11 .57 48.94 -37 .37 <50 <0.50 <0.50 <0.50 <0.50 NA No FP, No S, No O n
<br /> 0
<br /> MW-4(64) 09/04/92 11 .57 50.65 -39 .08 <50 <0.50 <0.50 <0.50 <0.50 NA No FP, No S, Yes
<br /> MW4(64) 12/04/92 11 .57 49.73 -38.16 <50 <0.50 <0.50 <0.50 <0.50 NA No FP, No S, Yes O
<br /> MW-4(63) 03/04/93 11 .57 46.89 -3532 <50 <0.5 <0.5 <0.5 <0.5 NA No FP, No S, Yes O
<br /> MW-4(63) 06/07/93 11 .57 45.22 -33.65 <50 <0.5 <0.5 <0.5 <03 NA No FP, No S , No O
<br /> MW4(63) 09/02/93 11.57 46.96 -3539 <50 <0.5 <0.5 <0.5 <03 NA No FP, No S, No
<br /> MW-4(63) I2/16/93 11.57 44.88 -3331 <50 <0.5 <0.5 <0.5 <03 NA No FP, No S , No
<br /> MW-4(41 ) 04/08/94 11 .57 41 .97 -30AO 26 1 .2 2.0 0.5 2.6 NA No FP, No S, 0=
<br /> NE
<br /> MW-4 06/22/94 11 .57 42.26 -30.69 < 10 <0.3 <0.3 <0.3 <0.5 NA No FP, No S, 0=N
<br /> MW4(45) 09/23/94 11 .57 44.42 -32.85 <50 <05 <03 <03 <0.5 NA No FP, No S , 0=
<br /> NIE
<br /> MW4(48) 12/02/94 11 .57 43.69 -32. 12 <50 <03 <0.5 <0.5 <0.5 NA No FP, No S, O=NE
<br /> MW4(63) 02/15/95 11 .57 42 . 12 -3055 <50 <03 <0.5 <03 <03 NA No FP, No S, O=NE
<br /> MW4(63) 05/12/95 11 .57 40.28 -28.71 <50 <0.5 <0.5 <0.5 <03 NA No FP, No S, No O
<br /> MW-4(63) 08/29/95 11 .57 41 .72 -30.15 <50 <0.5 <0.5 <0.5 <03 NA No FP, No S, No O
<br /> MW-4(63) 12/04/95 11 .57 40.44 -28.87 <50 <U <0.5 <0.5 <0.5 NA No FP, No S, No
<br /> MW4 02/02/96 11 .57 38.54 -26.97 <50 <0.5 <0.5 <0.5 <0.5 NA No FP, No S , No 0 LTI
<br /> MW 4(63) OS/10/9b 11 .57 36.02 -24.45 <50 <0.5 <0.5 <0.5 <03 <3 No FP, No S , No O
<br /> MW4(63) 08/29/96 11.57 37.60 -26.03 <50 <0.5 <0.5 <0.5 <0.5 <3 No FP, No S , No 0
<br /> MWA(63) 11/20/96 11 .57 36.71 -25. 14 <50 <0.5 <0.5 <0.5 <0.5 <3 No FP, No S , No 0
<br /> 0
<br /> 1n
<br /> MW-5 V
<br /> W-44-MW5 0329/93 9.37 44.25 42.00 -34.88 930 16 <0.5 L9 93 NA No FP, No S, Yes O ro
<br /> ? MW-5(61) 06/07/93 9.37 43 .38 -34.01 1 ,100 40 1 .4 42 58 NA No FP, No S , Yes O
<br />„ { MW-5(60) 09/02/93 9.37 45.32 -35.95 1 ,200 76 1 .7 52 57 NA No FP, No S, Yes O
<br /> MW-5(60) 12/16/93 9.37 43.03 33.66 820 34 1 .4 39 41 NA No FP, No S, Yes 0
<br /> NE
<br /> MW-5(39) 04/08/94 9.37 3999 -30.62 47800 640 68 670 800 NA No FP, No S, 0=
<br /> MW-5 0622/94 9.37 40.54 -31 . 17 9,200 LIM 140 1 ,300 2,000 NA No FP, No S, 0
<br /> MW-5(43) 0923/94 9.37 42.78 -33.41 2,700 400 31 150 310 NA No FP, No S, 0=
<br /> NE
<br /> MW-5(46) 12/02/94 9.37 41 .89 -32.52 21200 380 28 210 330 NA No FP, No S, 0=N
<br /> MW-5(60) 02/15/95 9.37 40.28 -30.91 61700 420 87 620 1 , 100 NA No FP, No So O=NE
<br /> MW-5(61) 05/12/95 9.37 38.95 -29.08 5,000 560 110 400 600 NA No FP, No S, Yes 0 0
<br /> A
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