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Table 3. Analytical Results for <br /> ARCO Facility 2133,Stockton,California <br /> Moiutoring well <br /> number and Concentrations in ug/L <br /> date sampled Benzene Toluene Eth lbenzene Xylenes TPH-G (a) <br /> 10/9/91 -- -- -- -- -- <br /> 1/22/92 <0 5 <0 5 <0 5 <0 5 <50 <br /> 4122/92 <0 5 <0 5 <0 5 <0 5 <50 <br /> 7/29/92 <0 5 <0 5 <0 5 <0 5 <50 <br /> 10/29/92 <0 5 <0 5 <0 5 <0 5 <50 <br /> 1/27193 <0 5 <0 5 <0 5 <0 5 <50 <br /> 4/29/93 <0 5 <0 5 <0 5 <0 5 <50 <br /> 8/5/93 <0 5 <0 5 <0 5 <0 5 <50 <br /> 11/9/93 <0 5 <0 5 <0 5 <0 5 <50 <br /> 3/21/94 <0 3 <0 3 <0 3 <0 5 <10 <br /> 6/27/94 <0 3 <0 3 <0 3 <0 5 <10 <br /> 9/29/94 <0 5 <0 5 <0 5 <0 5 <50 <br /> 12/8/94 <0 5 <0 5 <0 5 <0 5 <50 <br /> 3/8/95 <0 5 <0 5 <0 5 <0 5 <50 <br /> 6/1/95 <0 5 <0 5 <0 5 <0 5 <50 <br /> 9/1IN5 <0.5 <0.5 <0 5 <0 5 <50 <br /> BHD-1 <br /> 8/26/88 6050 220 2000 1000 -- <br /> 11/28/88 1870 <I00(c) 480 100 -- <br /> 2/27/89 -- -- -- -- <br /> 5130/89 2900 120 870 780 -- <br /> • 8122189 1450 300 890 1170 == <br /> 12/4/89 1400 170 1600 2800 <br /> 1/4190 -- -- -- -- <br /> 2/1/90 -- -- -- __ <br /> 2/15/90 -- -- -- -- __ <br /> 2/22/90 -- -- -- -- <br /> 3/8/90 1250 50 1870 1360 -- <br /> 4/5/90 -- -- -- -- <br /> 4/19/90 -- -- -- -- __ <br /> 5/10/90 -- -- -- -- __ <br /> 5/24/90 -- -- -- -- __ <br /> 615/90 -- -- -- -- <br /> 6118190 1180 40 2070 860 <br /> 7/12/90 -- -- -- <br /> 8116/90 -- -- -- -- -- <br /> 9/17/90 -- -- -- -- -- <br /> 9/18/90 110 9 30 650 2000 <br /> 2/11/91 890 60 1000 360 6000 <br /> 2125/91 -- -- -- -- <br /> 4/23/91 240 48 440 130 3300 <br /> 7/16/91 420 420 400 830 7000 <br /> 10/9/91 220 <4 0(c) 210 15 3000(b) <br /> 1/22/92 200 240 <10(c) 260 4600 <br /> 4/22192 I30 67 200 120 3000 <br /> 7/29/92 260 21 600 510 8100 <br /> 10/29/92 80 <2 5(c) 110 17 1800 <br /> 1/27/93 270 19 790 300 6700 <br /> - 4/29/93 340 <20(c)- 610 460- 7000 - - <br /> 8/5/93 280 31 930 950 10000 <br />