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TABLE 1
<br /> GROUNDWATER ELEVATION AND ANALYTICAL SUMMARY
<br /> FORMER APACHE PLASTICS FACILITY
<br /> 2050 EAST FREMONT STREET
<br /> ST CKTON CALIFORNIA
<br /> Depth to Well Groundwater Ethyl- Total
<br /> Date Water Elevation Elevation GRO[2] Benzene Toluene benzene Xylenes MTBE
<br /> WELL # Sampled (ft. 2-8" (ft. ,27 (ft mss (µg/L) (µg/L) (µg/L) (pg
<br /> /L) (µg/L) (µg/L)
<br /> MW-9 D 05/18/01 43.28 18.27 25.01 210,000 202000 44,000 3 , 100 17,500 <200*
<br /> 11 /05/01 48.42 -30. 15 210,000 22,000 47,000 3 ,200 M900 <250*
<br /> 02/14/02 46.78 -28.51 1607000 21 ,000 52,000 27000 14,500 <250*
<br /> 05/20/02 46.88 -28.61 160,000 20,000 352000 2,700 17,900 <250*
<br /> 08/27/02 50.35 -32.08 160,000 21,000 433000 3 ,200 18,900 <250*
<br /> 12/05/02 50.35 -32.08 180po 257000 56,000 3 ,500 20, 100 <200*
<br /> 02/05/03 51 .31 -33 .04 190,000 2000 38,000 3, 100 17,700 <250*
<br /> 05/28/03 48.09 -29.82 23200 140 480 25 300 <2.5 *
<br /> 08/ 11 /03 50.72 -32.45 51200 610 15500 69 550 <5 ,0*
<br /> 11 / 10/03 51 .34 -33 .07 19,000 27600 51300 280 1 ,640 <20*
<br /> 02/23/04 49.33 -31 .06 53,000 500 8)700 11800 12,800 <50*
<br /> 05/24/04 49.30 -31 .03 130,000 11100 237000 47300 37,000 <100*
<br /> 08/23/04 53 .05 -34.78 8, 100 770 1 ,500 180 640 < 10*
<br /> 11/19/04 52.98 -34.71 2,500 330 440 85 360 <2.5 *
<br /> 03/03/05 51 . 19 -32.92 3101000 392000 76,000 8,400 47,000 <250*
<br /> 05/12/05 49.03 -30.76 140,000 19,000 355000 2,200 16,000 <250*
<br /> 08/15/05 50.45 -32. 18 190,000 23,000 41 ,000 2,800 18,200 <250*
<br /> 11 /22/05 50.37 -32. 10 120,000 17,000 36,000 2,000 16,300 <250*
<br /> 02/07/06 48. 16 -29.89 110,000 125000 233000 1 ,700 13 ,900 <100*
<br /> 04/24/06 45.45 20.65 -24.80 74,000 11 ,000 24,000 830 11 ,400 <100*
<br /> Apache_Quarterly_Data Page 9 of 14 3TKATU5
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