|
•
<br /> Table 1 -
<br /> Groundwater Elevation and Analytical Data
<br /> Former ARCO Service Station No 2168
<br /> 441 W Charter Way, Stockton, CA
<br /> TOC Depth to Water Level Ethyl- Total
<br /> Well Data PI Elevation Water Elevation TPHg TPHd Benzene Toluene benzene Xylenes MtBE DO
<br /> Number Sampled NP (feet msl) (feet bgs) (feet msl) (pglL) (pglL) (pglL) (pg/L) (fig/L) (AIL) W/L) (mglL) Comments
<br /> MW-2 2/14/2002 - 1083 2202 -11 19 1,800 - 300 31 60 54 <0 50 1 6
<br /> 6/13/2002 -- 1083 2236 -1153 2000 -- 280 14 44 46 <2 5[10] 09
<br /> 8/2212002 - 10 83 23 42 -12 59 5,200 -- 1 100 120 160 280 <0 50 1 3
<br /> 11/13/2002 -- 1083 2442 -1359 620 -- 110 <50 <50 <50 <50 --
<br /> 02/12/2003 P 1083 2469 -1386 400 - 30 1 1 34 35 <0 50 1 12
<br /> 05/29/2003 - 1083 - -- -- - - - - -- - - Not Sampled
<br /> 08/04/2003 P 10 83 23 45 12 62 430 R - 29 1 7 3 2 7 6 <0 50 33
<br /> 11103/2003 P 1083 2448 -1365 650 -- 74
<br /> <10 12 11 <10 14
<br /> 02/09/2004 P 1083 2426 1343 <50 - <0 50 <0 50 <0 50 <0 50 <0 50 107
<br /> 0511012004 P 1083 2345 -12 62 4,800 -- 970 <50 <50 50 <50 2 06
<br /> MW-3 2/16/1995 - 958 3624 -2666 37,000 - 14 000 340 2100 470 NA NA (53)
<br /> 5/17/1995 - 958 3149 -2191 39,000 - 13,000 1,200 2,100 1,500 NA NA (53)
<br /> 8/15/1995 958 3106 -2148 31 000 - 11 000 220 1,800 910 NA NA (53)
<br /> 11/29/1995 -- 958 3125 -2167 41,000 -- 10,000 350 1,900 860 NA NA (53)
<br /> 2/27/1996 - 958 2851 -1893 36,000 -- 10,000 510 1 800 990 NA NA
<br /> 5/15/1996 -- 958 2682 -1724 40,000 - 12,000 690 2000 1,300 <500"[1] NA (53)
<br /> 81221199fi - 9 58 27 35 -17 77 53,000 - 14,000 2 000 2,400 2,900 <500`[1] NA
<br /> 11/25/1996 - 9 58 2766 -1808 45 000 -- 11,000 1 100 2,100 1,800 <500"[1] NA
<br /> 2/24/1997 -- 958 2355 -1397 38,000 -- 9,200 460 1,800 1,200 <500'[1) NA
<br /> 511911997 - 958 2342 -1384 38 000 9 800 620 1900 1 100 <600'(1] NA
<br /> 8/21/1997 - 958 2449 -1491 36,000 - 9,500 910 2 000 1,500 <2,000"[1] NA (53)
<br /> 11/17/1997 -- 958 2557 -1599 37,000 -- 12,000 1 2,100 2,100 3,000 <1,000"[1] NA (54)
<br /> 2/9/1998 - 958 2307 -1349 32,000 9,700 510 2000 2,700 <1,000"[1] NA (54)
<br /> 5/22/1998 -- 958 1913 -955 20 900 7,440 144 1,760 479 <100 NA (54)
<br /> 8112!1998 -- 9 58 19 27 -9 69 13,600 -- 4,864 159 1,200 408 <20 NA (53)
<br /> 11/9/1998 - 958 2036 -1078 26 100 9,270 375 1 950 895 <2 NA (53)
<br /> 2/17/1999 - 958 1979 -1021 31,300 - 9,820 595 2,340 1,570 846 NA (53)
<br /> 5/25/1999 -- 958 1995 -10 37 24,000 - 9 320 356 2 220 1,070 107 NA (53)
<br /> 8!1811999 - 9 58 20 08 -10 50 26,400 9 67p 364 2 250 866 15 NA (53)
<br /> 12/17/1999 - 9 58 20 94 11 36 26,900 8,800 113 2 070 610 582 NA (53),(21
<br /> 2122/2000 958 2052 -10 94 1 300 - 487 19 2 122 65 4 6 52 NA (53)
<br /> 6!2212000 9 58 18 87 -9 29 21 300 -- 7,430 61 6 1 610 244 NA (53)
<br /> 8130!2000 9 5$ 1998 1040 22,900 9540 313 2 410±:t791 12 7 NA
<br /> Report Date July 15,2004 Page 4 of 12
<br />
|