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Table 3. Analytical esults <br /> ARCO Station 434, Lodi, California (cont'd) <br /> Monitoring well <br /> number Conc ntrations in ua/l <br /> and date sampled Benzene Toluene Etiylbenzene Xvlenes TPH-G(a) e p a 0�✓ L <br /> (vq,x)L -/ 10/23/91 54 <0.5 <0.5 2.3 1100 <br /> x/2/11/92 15 <1 <l <1 360 <br /> V5/12/92 20 0.7 <0.5 1.7 400 <br /> 8/18/92 26 <0.5 <0.5 <0.5 230 <br /> X5.71 11/17/92 3.5 1<0.5 <0.5 <0.5 <50 <br /> 2/22193 (f) -- -- -- -- -- <br /> b 63 5!26/'93 <OS <0.5 <0.5 <0.5 <50 <br /> W-11 <br /> .s$13 v 5/3/90 3.4 1.1 3.4 1.9 qA <br /> 0• E'9 X10/04/90 2 2 1 4 <br /> fy (,�0,?6 2/2191 18 1 3.2 2.9 - <br /> f0 ✓4/18/91 44 <0.5 <0.5 1.9 470 np fi <br /> 7124/91 12 <0.5 <0.5 <0.5 450 �{1" D <br /> V/10/23/91 6.9 <0.5 <0.5 <0.5 380 55 <br /> t 2111/92 <0.5 <0.5 <0.5 <0.5 340 <br /> [ t r <br /> k,4/12/92 <0.5 <0.5 <0.5 <0.5 80 <br /> f <br /> 8/18/92 <0.5 <0.5 <0.5 <0.5 <50 <br /> �s 3 11/17/92 <0.7(e) <0.5 <05 <0.5 59 <br /> b3 5 2123193 <0.5 <0.5 <0.5 <0.5 <50 <br /> W-4 y <br /> 5/26/93 <0.5 <O.5 <0-5 <0.5 <50 <br /> W-12 <br /> 5$-161 /4123/90 <0.3 2.3 <0.3 0.9 <br /> (�[( v i 0104190 <0.5 <0.5 <0.5 <0.5 LS <br /> (01 <br /> /2/2/91 <0.5 <0.5 <0.5 <0.5 L-Sa <br /> 4Q 0,;,;- ✓4117/91 <0.5 <0.5 <0.5 <0.5 <50 <br /> 0J8 J8 7/24/91 6.9 <0.5 <0.5 <05 90 <br /> ✓ 7/24/91 6.9 <0.5 <0.5 <0.5 90 <br /> 'o Lj,S0 L/10/23/91 25 <0.5 <0.5 <0.5 100 <br /> 0. 21 .-2110/92 12 <0.5 <0.5 <0.5 95 <br /> fat.31 -1/12192 48 <0.5 <0.5 <0.5 170 <br /> 44,bq 8118192 29 <0.5 <0.5 <0.5 180 <br /> ( 4,,2-7 11/17/92 11 <0.5 <0.5 <0.5 <50 <br /> 2122193 <0.5 <0.5 <0.5 <0.5 <50 <br /> 4123193 <0.5 <0.5 <0.5 <0.5 <50 <br /> &3. �-4 5126/93 <0.5 <0.5 <0.5 <OS <50 <br /> (a)Total petroleum hydrocarbons as gasoline. <br /> (b) Well obstructed_ <br /> (c)Raised MRL due to high analyte concentration requiring sample dilution. <br /> (d) Well dry. <br /> (e)Raised MRL due to matrix interference. <br /> (f) Well inaccessible. <br /> (g) Insufficient water for well sampling. <br /> Note: Dash indicates not measured or analyzed. Bold sa ples analyzed this quarter. <br />