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I
<br /> Table 7: Groundwater Extraction and Treatment System Results Summary I
<br /> Second Quarter 2006 Site Status Report
<br /> Former Nestle USA, Inc. Facility, Ripon, CA
<br /> Influent Concentration IL Lbs Removed Ibs) Mid Point I Effluent Concentration IL)
<br /> Totalizer Number of Gallons Average gpm Average
<br /> Date Recorded Days Since Treated Since Last gpd Since cis-1,2- cis-1 2-DCE, cis-1,2-
<br /> and Sampled Reading Last Since Last Reading last TCE DCE CF VC Other TCE CF, VC ID TCE DCother
<br /> {gallons} Reading Reading (Calculated) Reading
<br /> u IL (ug/L (ug/L (ug/L (uq&) lbs lbs (ug/L (ug/L u IL
<br /> 1,1-DCE: 1.2;
<br /> 6/13/2006 3,088,470 28 69 <1.0 38 t-1,2-DCE: 0.720 2.808 ASEFF/CARBEFF <0.501<0.50 <0.501<0.50
<br /> 1.0
<br /> 6121/2006 4,417,100 1.030 4.017
<br /> 6/27/2006 3,700,900 0.863 3.365 ASEFF/CARBEFF <0.501<0.50 0.531<0.50
<br /> Total water treated at E2 & E6 (gallons) 54,986,035 Total pounds removed from E2 & E6 13.739 52.326
<br /> EW-4
<br /> 2nd QUARTER
<br /> 4/7/2006 21,904,750 9 195,220 15 21,691 120 5.1 4.10 <1.0 1,1-DCA: 1.4 0.195 0.017 MID/EFF <0.50/<0.50 <0.501<0.50
<br /> 4/13/2006 22,044,700 6 139,950 16 23,325 0.140 0.012
<br /> i
<br /> 5
<br /> 1,1-DCA: 1.4;
<br /> 4/19/2006 22,171,350 6 126,650 15 21,108 110 5.3 4.0 <1.0 TDS: 0.116 0.011
<br /> 720mg/L
<br /> 4/27/2006 22,349,490 8 178,140 15 22,268 0.163 0.016 MID/EFF <0.501<0.50 <0.501<0.50
<br /> 5/3/2006 22,481,720 6 132,230 15 22,038 0.121 0.012
<br /> 5/9/2006 22,616,220 6 134,500 16 22,417 110 5.6 4.7 <1.0 1,1-DCA: 1.5 0.123 0.013 MID/EFF <0.50/<0.50 <0.50/<0.50 VC: 0.58
<br /> (MID)
<br /> 5/18/2006 22,816,830 9 200,610 15 22,290 0.184 0.020
<br /> 5/23/2006 22,926,960 5 110,130 15 22,026 0.101 0.011 MID/EFF <0.501<0.50 <0.50/<0.50
<br /> 5/29/2006 23,045,900 6 118,940 14 19,823 0.109 0.012
<br /> 6/8/2006 23,272,400 10 226,500 16 22,650 0.207 0.022
<br /> 6/13/2006 23,376,300 5 103,900 14 20,780 100 5.0 4.4 <1.0 1,1-DCA: 1.4 0.087 0.009 MIDIEFF <0.501<0.50 <0.50/<0.50
<br /> 6/21/2006 23,554,700 8 178,400 15 22,300 0.149 0.016
<br /> 6/27/2006 23,676,200 1 6 1 121,500 1 14 20,250 0.101 0.011 MID' /EFF <0.501<0.50 I <0.501<0.50
<br /> Total water treated at EW-1 (gallons) 1,966,670 Total pounds removed from EW-1 1.796 0.183
<br /> Page 3 of 4
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