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TABLE 1A
<br /> CUMULATIVE GROUNDWATER MONITORING AND SAMPLING DATA
<br /> Former Mobil Service Station 99CAS
<br /> 75 E.Alpine Avenue
<br /> Stockton,California
<br /> (Page 2 of 8)
<br /> Well Sampling TOC DTW GW Elev. NAPL TPHd TPHg O&G MTBE B T E X PCBs SVOCs
<br /> ID Bate (feet) (feet) (Feet) (feet) (pg/L) (µg/L) (µg/L) (µg/L) (µg1L) (µ9/I) (pg1L) (ug/L) (pg?L) (VgIL)
<br /> MW2 08/10/10 15.28 --- --- --- <50 14,OOOd -•- 620 10,000 <250 71' 150'
<br /> MW2 10/05/10 15.28 37.11 -21.83 No -- ___
<br /> --- --- ---
<br /> --- --- ---
<br /> MW2 10/06/10 15.28 --- --- --- 1,100d 20 000d --- 540 8,200 190.00j 91j 110j --- T
<br /> MW2 02/09/11 15.28 35.90 -20.62 No 2,900a,d 10'000d 480 5,700 <100 25j 32j
<br /> 2 05/18/11 15.28 32.94 -17.66 No -•- ...
<br /> MW2 05/19/11 15.28 --- --- --- 1,100d 5,100d --- 460 3,200 <50 <50 <50
<br /> MW2 09/22/11 15.28 32.95 -17.67 No 140a,d 7,900d --- 390 3,900 <50 <50 <50
<br /> 2 11/30/11 15.28 31.83 -16.55 No --- ___
<br /> 2 12/01/11 15.28 --- --- 1,900a,d 9,500 410 3,900 80 <50 51
<br /> W2 03/14/12 15.28 30.84 -15.56 No --- ... ... ...
<br /> MW2 03/15/12 15.28 --- --- --- 2,500a,d 7,200d - 590 5,300 <100 <100 <100
<br /> MW3 03/26/07 15.37 33.03 -17.66 No 180 <2,500 --- <25 <25 <25 <25 620 ---
<br /> MW3 06/28/07 15.37 34.05 -18.68 No --- 730 <0.50 4.7 7.0 29 150
<br /> MW3 09/12/07 15.37 36.56 -21.19 No <47 220 - <0.50 3.4 5.8 14 100
<br /> MW3 11/26/07 15.37 36.44 -21.07 No 66d 630 <0.50 9.3 7.0 32 200
<br /> MW3 02/28/08 15.37 34.00 -18.63 No 500 1,790 --- <0.500 7.85 12.5 152 484
<br /> MW3 05/29/08 15.37 34.55 -19.18 No 277 2,500 <0.500 23.0 28.0 54.8 356
<br /> MW3 08/27/08 15.37 36.85 -21.48 No 56d 130 <0.50 2.4 3.7 11 75
<br /> MW3 11/13/08 15.37 37.33 -21.96 No <47 620g <0.50 3.4 1.7 44 350
<br /> MW3 01/28/09 15.37 38.04 -22.67 No <50 390 <1.0 11 7.1 22 170
<br /> MW3 04/29/09 15.37 37.76 -22.39 No <50 3,000 --- <1.0 9.2 5.1 170 1,200
<br /> MW3 07/14/09 15.37 39.43 -24.06 No <50 1,400 --- <10 <10 <10 58 640
<br /> 3 10/27/09 15.37 39.86 -24.49 No .. __ _
<br /> MW3 10/28/09 15.37 --- .-• <50 360 <1.0 3.1 0_84j 8.4 110 --- --
<br /> MW3 01/25/10 15.37 37.95 -22.58 No <50 520d <0.50 6.6 0.36j 7.1 110
<br /> MW3 04/07/10 15.37 36.20 -20.83 No <50 340 <0.50 3.7 1.1 3.0 31
<br /> 3 08/09/10 15.37 36.02 -20.65 No --- ___
<br /> --- --- --- --- --- ---
<br /> MW3 08/10/10 15.37 --- •-- --- <50 200 <0.50 1.6 <0.50 0.66 17
<br /> 3 10/05/10 15.37 36.83 -21.46 No --- ___
<br /> MW3 10/06/10 15.37 --- --- <50 250d --- <0.50 0.59 <0.50 0.35j 7.2 --- ---
<br /> MW3 02/09/11 15.37 35.60 -20.23 No <50a 280d <0.50 1.9 <0.50 1.9 38
<br /> 3 05/16/11 15.37 32.33 -16.96 No
<br /> --- --- --- ---
<br /> MW3 05/19/11 15.37 --- --- --- <50 <50 <0.50 <0.50 <0.50 <0.50 <0.50 ---
<br /> MW3 09/22/11 15.37 32.59 -17.22 No 2,OOOa,d 340d <0.50 0.67 <0.50 <0.50 5.0
<br /> 11/30/11 15.37 31.61 -16.24 No ---
<br /> --- --- --- --- ---
<br /> MW3 12/01/11 15.37 --- 66a,d 370 <0.50 8.2 36 2.8 16
<br /> W3 03/14/12 15.37 30.68 -15.31 No --- ... --- --- --.
<br /> W3 03/15/12 15.37 ... --- --- <50a 130d --- <0.50 <0.50 <0.50 0.71 2.5
<br /> MW4 03/26/07 16.78 34.65 -17.87 No 6,000 120,000 .-- <500 9,400 49,000 2,900 17,000
<br /> MW4 06/28/07 16.78 35.61 -18.83 No 130,000 <500 8,600 55,000 3,700 21,000
<br /> MW4 09/12/07 16.78 38.15 -21.37 No 2,400 150,000 --- <500 8,800 59,000 4,600 27,000
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