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TABLE 2
<br />Historical Groundwater Monitoring & Analytical Data
<br />Former Chevron Service Station No. 94054
<br />2103 Country Club Boulevard, Stockton, California
<br />Well No. Date Notes TOC
<br />(ft- MSL)
<br />Depth
<br />to
<br />Water
<br />(ft)
<br />SPH
<br />(ft)
<br />GWE
<br />(ft-MSL)
<br />TPH-
<br />(DR,
<br />(pg/L)
<br />TPH-
<br />GRO
<br />(pg/L)
<br />B
<br />(pg/L)
<br />T
<br />(pg/L)
<br />E
<br />(pg/L)
<br />X
<br />(pg/L)
<br />MTBE
<br />(pg/L)
<br />T BA
<br />(pg/L)
<br />TAME
<br />(pg/L)
<br />1,2-
<br />DCA .
<br />(pg/L)
<br />EDB
<br />(pg/L)
<br />D.O.
<br />(mg/L) Comments
<br />MVV-6 11/10/08 325 10 57 000 -732 8,800 1,200 48 61 33 <25 <25 <25 1 3
<br />MW-6 02/09/09 3.25 9.35 0.00 -6.10 5,300 850 29 10 36 5 <0.5 <0.5 1.0
<br />MW-6 05/11/09 3.25 6.81 0.00 -3.56 6,300 950 25 9 25 5 <1 <1 1.2
<br />MW-6 11/23/09 3.25 10.88 0.00 -7.63 - 5,400 860 38 68 46 4 - <0.5 <0.5 - 0.9
<br />MW-6 05/17/10 3.25 7.47 0.00 -4.22 3,400 590 5 5 4 4 <0.5 <0.5 1.1
<br />MW-6 11/03/10 3.26 10.43 0.00 -7.17 2,300 250 8 9 7 3 -- -- 1.2
<br />MW-6 01/05/11 3.26 7.29 0.00 -4.03 460 22 <0.5 <0.5 <0.5 3 0.6
<br />MW-6 08/02/11 3.26 8.76 0.00 -5.50 1,500 160 10 4 18 110 - 1.1
<br />MW-6 02/03/12 3.26 8.98 0.00 -5.72 -- 5,900 950 32 9 36 62 1.3
<br />MW-6 08/09/12 3.26 10.15 0.00 -6.89 5,000 690 23 7 23 38 1.1
<br />MW-6 03/14/13 3.26 7.93 0.00 -4.67 1,300 130 3 1 2 9 1.0
<br />MW-6 09/25/13 3.26 10.58 0.00 -7.32 - 1,900 180 6 2 4 8 - 1.8
<br />MW-6 03/18/14 3.26 8.57 0.00 -5.31 - 2,000 450 10 5 5 3 - - 1.2
<br />MW-6 09/29/14 3.26 11.80 0.00 -8.54 2,000 300 11 14 12 2 - 1.4
<br />MW-6 03/25/15 3.26 8.76 0.00 -5.50 2,000 280 5 4 3 0.8 -- - 1.0
<br />MW-6 09/28/15 3.26 12.45 0.00 -9.19 880 87 1 2 08 <2 <2 <2 -- 1.4
<br />MW-6 03/28/16 3.26 7.93 0.00 -4.67 3,400 310 11 18 6 <3 - <3 <3 14
<br />MW-6 09/26/16 3.26 11.88 0.00 -8.62 340 <0.5 <0.5 <0.5 <0.5 <2 <2 <2 1 4
<br />MW-6 03/27/17 3.26 5.55 0.00 -2.29 580 49 1 2 0.7 <2 - <2 <2 1 3
<br />MW-6 09125117 3.26 9.96 0.00 -6.70 - 800 20 <0.6 <0.6 <0.5 <2 - <2 <2 1.1
<br />MW-7 10/01/92 1.40 21.86 0.00 -20.46 - 6,900 1,700 260 190 560 -
<br />MW-7 11/30/92 1.40 2208. 0.00 -20.68 -- - - - .... - -
<br />MW-7 12/28/92 1.40 21.46 0.00 -20.06 - -- - - - -- - - - -
<br />MW-7 01/15/93 1 AO 2053. 0.00 -19.13 5,600 2,700 230 310 440 - -
<br />MW-7 04/21/93 1.40 16.83 0.00 -15.43 - 24,000 2,700 2,000 860 2,500 - - -- -
<br />MW-7 08/20/93 1.40 18.46 0.00 -17.06 - 15.000 3,100 1,400 710 1,900 - --
<br />MW-7 11/22/93 1.40 1909. 0.00 -17.69 - 19,000 2,500 680 780 1,300 - -
<br />MW-7 02117/94 1.40 17.84 0.00 -16.44 18,000 2,900 440 520 660 -
<br />MW-7 05/23/94 1.40 17.09 0.00 -15.69 - 16,000 2,500 560 410 890 - -
<br />MW-7 08/15/94 1.40 1856 0.00 -17.16 11,000 2,700 260 290 500 -
<br />MW-7 11/23/94 1.40 19.12 0.00 -17.72 - 2,700 640 25 43 67 - - -
<br />MW-7 02/23/95 1.40 16.20 000 -14.80 13,000 2.700 150 310 290
<br />MW-7 05/26/95 1.40 14.67 0.00 -13.27 24,000 3,100 1,700 670 2,000
<br />MW-7 08/25/95 1.40 15.44 0.00 -14.04 23,000 3,800 1,400 630 1,900
<br />MW-7 11/30/95 1.40 16.04 0.00 -14.64 12,000 3.000 140 480 580 -
<br />MW-7 03/26/96 1.21 10.66 0.00 -9.45 9,900 1,700 130 220 220
<br />MW-7 05/16/96 1.21 10.02 0.00 -8.81 - 16,000 2,800 690 420 900
<br />MW-7 08/22/96 1.21 12.73 0.00 -11.52 10,000 2.800 120 250 340 -- - -
<br />MW-7 11/05/96 1.21 13.70 0.00 -12.49 10,000 2,700 84 250 380 <125
<br />MW-7 02/25/97 1.21 7.95 0.00 -6.74 - 22,000 4,000 830 680 950 790 -
<br />MW-7 05/20/97 1.21 9.08 0.00 -7.87 - 15,000 2,700 200 470 430 <125 -- -
<br />MW-7 08/26/97 1.21 11.53 0.00 -10.32 - 14,000 680 43 850 110 160 -- -
<br />MW-7 11/05/97 1.21 12.35 0.00 -11.14 9.900 1,900 65 84 120 590 <1,000 <20
<br />MW-7 02/10/98 1.21 5.15 0.00 -3.94 8,900 1,700 270 220 420 <25 -
<br />MW-7 05/20/98 0.72 5.60 0.00 -4.88 2,000 370 9 1 18 16 <2.5 <333 <6.7
<br />MW-7 08/12/98 0.72 7.91 0.00 -719 <1000 260 <10 <10 <10 <50 -- --
<br />MW-7 12/01/98 0.72 8.85 0.00 -8.13 1,500 350 6 <5.0 8.2 39
<br />MW-7 02/02/99 0.72 7.21 0.00 -6.49 - <50 <0.5 <0.5 <0.5 <0.5 <2.5
<br />MW-7 05/20/99 0.72 6.90 0.00 -6.18 360 47 <0.5 <0.5 13 <2.5
<br />MW-7 09/01/99 0.72 9.44 0.00 -8.72 572 25.2 1.1 2.44 1.5 20.9
<br />MW-7 12/07/99 0.72 10.11 0.00 -939 548 31.9 1.7 <1.0 2.1 21 -
<br />94054 GW Tables xls
<br /> Page 15 of 29
<br /> Stantec
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