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July 30, 1992 <br /> Former Unocal Station 2859, Stockton, California Working To Restore Nature <br />• <br /> TABLE 3 <br /> LABORATORY ANALYSES OF GROUND-WATER SAMPLES <br /> Former Unocal Service Station No. 2859 <br /> 1665 Pacific Avenue <br /> Stockton, California <br /> (page 1 of 3) <br /> Sample Sample Ethyl- Total <br /> ID Date TPHg Benzene Toluene benzene Xylenes <br /> W-33-MW1 06/06/88 <20 <0. 5 <0. 5 <0. 5 <0.5 <br /> W-39-MW1 10/26/88 <20 <0. 5 <0. 5 <0. 5 <0.5 <br /> W-36-MW1 03/02/89 <20 <0 . 5 <0. 5 <0. 5 <0. 5 <br /> W-43-MW1 08/28/89 720 <0 . 50 1. 7 <0. 50 <0. 50 <br /> W-43-MW1 11/30/89 <20 <0 . 50 <0. 50 <0. 50 <0. 50 <br /> W-43-MW1 03/01/90 44 <0. 50 0. 58 <0. 50 1.3 <br /> W-45-MW1 05/30/90 38 <0. 50 0. 59 <0. 50 <0.50 <br /> MW1 08/24/90 Not sampled -- Well dry <br /> MW1 11/19/90 Not sampled -- Well dry <br /> MW1 02/25/91 Not sampled -- Well dry <br /> MW1 05/29/91 Not sampled -- Well dry <br /> MW1 08/28/91 Not sampled -- Well dry <br /> MW1 11/06/91 Not sampled -- Well dry <br /> MW1 03/04/92 Not sampled -- Well dry <br /> MW1 05/21/92 Not sampled -- Well dry <br /> W-33-MW2 06/06/88 99, 000 5 , 700 48 , 800 5, 000 25, 000 <br />. W-38-14W2 10/26/88 172 , 000 9 , 400 82 , 600 4 , 600 26, 000 <br /> W-36-MW2 03/03/89 163 , 000 2 , 460 25 , 080 3 , 270 16, 990 <br /> W-43-MW2 08/28/89 220, 000 6, 800 44 , 000 4 , 000 21, 000 <br /> W-45-MW2 11/30/89 200, 000 16 , 000 35 , 000 2 , 700 14, 000 <br /> W-43-MW2 03/01/90 240, 000 11, 000 40 , 000 2 , 800 17, 000 <br /> W-46-MW2 05/30/90 260, 000 27 , 000 66 , 000 5, 100 27, 000 <br /> MW2 08/24/90 Not sampled -- Well dry <br /> MW2 11/19/90 Not sampled -- Well dry <br /> MW2 02/25/91 Not sampled -- Well dry <br /> MW2 05/29/91 Not sampled -- Well dry <br /> MW2 08/28/91 Not sampled -- Well dry <br /> MW2 11/06/91 Not sampled -- Well dry <br />• MW2 03/04/92 Not sampled -- Well dry <br /> MW2 05/21/92 Not sampled -- Well dry <br /> See notes on page 3 of 3 . <br />• 0528bbou <br /> 39012-9 <br />