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Table 1
<br /> Groundwater Monitoring Data
<br /> 1995 to Present Page 1 of 5
<br /> Former ARCO Service Station No 2168
<br /> 441 Charter Way, Stockton, California
<br /> Well ID Elevation Static Elevation Top
<br /> &Sample of Top Water of of Etbyl- Total
<br /> Depth Date of Casing Level Groundwater Screen TPHG Benzene Toluene benzene Xylenes. MTBE Observations
<br /> MW-1 54 02/16/95 1045 3711 -2666 355 36,000 11,000 460 990 3,200 NA No FP,No S,O=NE
<br /> MW-1 53 05/17/95 1045 3261 -2216 38,000 12,000 790 1,100 3,400 NA No FP,No S,O=NE
<br /> MW-1 54 08/15/95 1045 3213 -2168 45,000 10,000 330 1,000 3,300 NA No FP,No S,Yes 0
<br /> MW-1 54 11/29/95 1045 3232 -2187 46,000 9,800 370 1,100 2,900 NA No FP,No S,Yes 0
<br /> MW-1 02/27/96 Well Inaccessible
<br /> MW-1 53 05/15/96 1045 2788 -1743 34,000 9,400 670 1,000 2,100 <25*[1] No FP,No S,Yes 0
<br /> MW-1 53 08/22/96 1045 2850 -1805 35,000 9,100 1,000 1,000 2,000 <500*[1] No FP,No S,Yes 0
<br /> MW-1 11/25/96 1045 2871 -1826 37,000 7,900 460 870 1,500 <500*[1] No FP,No S,Yes O
<br /> MW-1 02124197 1045 2466 -1421 37,000 8,300 740 900 2,200 <500*[1] No FP,No S,Yes 0
<br /> MW-1 05/19/97 1045 2454 -1409 30,000 8,200 310 780 1,100 <600*[1] No FP,No S,Yes 0
<br /> MW-1 54 08/21/97 1045 2562 -1517 28,000 8,200 380 860 1,100 <2,000**[1] No FP,No S,Yes 0
<br /> MW-1 54 11/17/97 1045 2667 -1622 23,000 9,300 580 820 1,300 <l,000**[1] No FP,No S,Yes 0
<br /> MW-1 54 02/09/98 1045 2409 -1364 20,000 6,800 360 700 1,100 <l,o00**[1] No FP,No S,Yes 0
<br /> MW-1 53 05/22/98 1045 2008 -963 20,700 6,650 413 588 1,030 <100 No FP,No S,Yes 0
<br /> MW-1 53 08/12/98 1045 2026 -981 22,000 8,690 510 785 1,220 <2 No FP,No S,Yes 0
<br /> MW-1 53 11/09/98 1045 2140 -1095 21,300 7,420 289 628 1,020 242 No FP,No S,Yes 0
<br /> MW-1 53 02/17/99 1045 2060 -1015 2,650 834 483 902 138 238 No FP,No S,Yes 0
<br /> MW-1 53 05/25/99 1045 1996 -951 22,600 8,410 291 854 1,160 308 No FP,No S,Yes 0
<br /> MW-1 53 08/18/99 1045 2195 -1150 19,400 7,860 228 670 958 116 No FP,No S,Yes 0
<br /> MW-2 53 02116/95 10 83 37 48 -26 65 33 0 36,000 6,300 4,600 610 2,700 NA No FP,No S,O=NE
<br /> /16/ �
<br /> MW-2 05/17/95 Well Inaccessible
<br /> MW-2 53 08/15/95 1083 3245 -2162
<br /> 20,000 3,500 2,000 2$0 1,300 NA No FP,No S,Yes 0
<br /> MW-2 53 11/29/95 1083 3262 -2179 30,000 3,800 2,700 380 1,800 NA No FP,No S,Yes 0
<br /> MW-2 02/27/96 1083 2987 -1904 Well not sampled
<br /> MW-2 53 05/15/96 1083 2816 -1733 16,000 2,600 1,000 210 910 <200**[1] No FP,No S,Yes 0
<br /> MW-2 53 08/22/96 1083 2876 -1793 34,000 5,900 2,500 560 2,300 <300**[1] Na FP,No S,Yes 0
<br /> MW-2 11/25/96 1083 2895 -1812 26,000 4,000 2,000 390 1,800 <300*[1] No FP,No S,Yes 0
<br /> MW-2 02/24/97 1083 2495 -1412 22,000 3,100 1,300 340 1,400 <500**[1] No FP,No S,Yes 0
<br /> MW-2 05/19197 1083 2484 -1401 28,000 4,700 1,900 480 2,200 <300*L1 No FP,No S,Yes 0 I
<br /> �uuccu.�e
<br /> CP\C 1ARCHIVE\ARCa121681QTRLY12168g399 x1s
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