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TA41 1
<br /> Groundwater Monitoring Data
<br /> ARCO Service Station No 2186
<br /> 3212 North California Street, Stockton, California
<br /> Elevation of Static Water[I Screen Elevation of Total
<br /> Well Top of Casing Level Interval Groundwater Groundwater TPHG Benzene Toluene Ethylbenzene Xylenes MTBE[3]
<br /> Sample No Date feet msl) feet b s) feet b s feet msl Flow Direction t L lLL !I t L Observations
<br /> MW 1 9125195 t 4 65 5805 456747 4340 SE 20,000 780 2000 690 4,100 NA No FP,No S
<br /> 10/23/95 5799 4324 20,000 590 1,100 600 3,600 NA No FP,No S
<br /> 12/22/95 5378 -39 13 E 730 3 5 <1 0[2] 13 13 NA No FP,No S
<br /> 2116/96 50 13 35 48 E 1,200 22 <1 0[2] 51 24 NA No FP No S
<br /> 5/23/96 45 35 -3070 E 760 90 1 0 22 50 <5 0 No FP,No S
<br /> 9119196 5363 -3898 NE 10,000 480 570 520 700 <50* No FP,No S
<br /> 11127/96 5077 36 12 SE 19,000 700 1,800 820 2,200 <100* No FP,No S
<br /> 3121197 4206 2741 SE 5,300 260 210 200 440 <70* No FP,No S
<br /> 5122197 4389 2924 E NE 25,000 920 1,900 1,400 3 500 <120* No FP,No S
<br /> 8120197 4983 35 18 E NE 31,000 1,000 2,800 1,300 4,000 <500** No FP,No S
<br /> 11/20/97 4907 -3442 E 24,000 830 1,900 1,100 3 600 <1,000** No FP,No S
<br /> 2117198 4432 -2967 E-SE 19,000 680 990 980 3,200 <100** No FP,No S
<br /> 6124/98 3579 -21 14 E 505 275 <2 5 602 973 <25 No FP,No S
<br /> 9/21/98 39 35 -2470 ENE 18,900 792 1,410 1,130 3 690 <125 No FP,No S
<br /> 12/14/98 3734 -2269 ENE 13 800 613 449 896 2,800 <100 No FP,No S
<br /> MW-1(Discrete) 12/14/98 3734 -2269 E NE 7,170 424 16 1 527 848 <100 No FP No S
<br /> 3131199 34 14 -1949 N-NE 817 432 <0 5 <0 5 <0 5 <5 0 No FP,No S
<br /> 6!11199 3422 -1957 ENE 7,310 397 162 543 1,500 <50 No FP,No S
<br /> 9110199 3841 -2376 ENE 22 800 941 1,180 1,410 4,450 2,590 No FP,No S
<br /> 1213!99 38 34 -2369 E 15,400 552 155 907 2,680 517 No FP No S
<br /> 413100 3500 -2035 NE 6,940 534 <20 518 1 260 334 No FP No S
<br /> 6122/00 35 13 -2048 E 14,700 675 144 744 2,500 114[4] No FP No S
<br /> 9127100 4046 -25 81 E-NE 1,190 531 202 843 2,140 4,500[4] No FP,No S
<br /> 10/19/00 4025 -2560 E-NE NA NA NA NA NA NA
<br /> 12/20/00 38 33 -23 68 E-NE 14,600[5] 704 111 741 2,870 2,000 No FP,No S
<br /> 3/16/01 3725 -2260 E-NE 16,800[5] 1,210 802 848 4 230 2,190[4] No rP,No S
<br /> 6121101 4002 -25 37 NE 24,000[5] 1,000 380 980 4,100 28,000[4] No FP,No S
<br /> 9!13101 45 82 31 17 E-NE 38,000 2,200 2,200 2,100 8,800 4,500[4] No FP No S
<br /> 12/11/01 4305 -2840 NE 13,000 920 430 780 3,100 8,800[4] No FP,No S
<br /> 3114102 3999 -2534 E-NE 6,800 620 120 420 1,500 4,700[4] No FP,No S
<br /> ARCO_2l86_Quartcrly_Dat3 XCS 1 of 6 Delta
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