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<br /> TABLE 1
<br /> GROUNDWATER ELEVATION AND ANALYTICAL SUMMARY
<br /> FORMER APACHE PLASTICS FACILITY
<br /> 2050 EAST FREMONT STREET
<br /> STOCKTON CALLFORNIA
<br /> Depth to Well Groundwater Ethyl- Total
<br /> Date Water Elevation Elevation GRO[2] Benzene Toluene benzene Xylenes MTBE
<br /> WELL # Sampled (ft. bgs) (ft. msl) (ft ms]) (pg/L) (gg/L) (gg/L) (µg/L) (µg/L) (µg/L)
<br /> VEW-1 S 05/20/02 46.76 NM NM 19,000 17600 1 ,400 530 2,500 < 10*
<br /> 08/27/02 50.09 NM 29,000 31400 820 680 3 ,800 <25*
<br /> 12/05/02 NM NA NA NA NA NA NA
<br /> 02/05/03 49.21 NM 17,000 2,000 590 410 25130 < 10*
<br /> 05/28/03 47.79 NM M000 2,500 810 440 2,470 < 10*
<br /> 08/ 11/03 50.53 NM 277000 3, 100 920 920 4,800 < 10*
<br /> 11/10/03 51 .27 NM 18,000 2,500 5,300 270 1 ,510 <20*
<br /> 02/23/04 49.27 NM 130,000 17200 22,000 4,300 32,000 < 100*
<br /> 02/23/04 150,000[1 ] * 1,200[1] * 21 ,000[1 ] * 4,200[ 1 ] * 31 ,000[ t ] * < 100 [ I ] *
<br /> 05/24/04 49. 15 NM 1209000 1 , 100 23,000 4,200 36,000 < 100*
<br /> 08/23/04 52. 76 NM 21 ,000 2,600 26 900 37210 < 15 *
<br /> 11/19/04 45 . 11 NM 13500 46 60 63 285 <1 ,0*
<br /> 03/03/05 51 .09 NM 22,000 1 ,400 3 ,700 940 43900 <20*
<br /> 05/12/05 49.02 NM 31,000 31100 2,300 1 ,500 72400 <20*
<br /> 08/ 15/05 50.28 NM 40,000 5,200 520 1 ,400 82500 <25 *
<br /> 11 /22/05 50.39 NM 28,000 2,500 78.0 1 ,400 8,800 <25 *
<br /> 02/07/06 48. 15 NM 46,000 3,200 430 21300 12,600 <50*
<br /> 04/24/06 45 .52 20.61 -2491 12,000 1 ,500 120 750 4,600 < 15 * )
<br /> Apache_Quarterly_Data Page 1 of 14 STRATUS
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