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TABLE 3 <br /> Summary of Soil Vapor Analytical Results -VOCs <br /> Limited Subsurface Investigation-Walgreen Store No.02680 <br /> 15 W. Harding Way, Stockton, California <br /> Bureau Veritas Project No. 99008-008321.03 <br /> VOCs Units: Ug/M31 <br /> C Y at Y a) c y m <br /> v <br /> y W c m m c c <br /> Sample cc �3 ' C <br /> � � y t ro <br /> U 0 d :3 c 0 CV <br /> M wc <br /> Depth Sample v o m Sample ID N ° o o 0 <br /> (feet, Date do o x o <br /> a bgs) 4 .n` O <br /> .L H N U d <br /> a� ~ <br /> H <br /> BV-4-5' 5 11/24/2008 8.2 80 6.9 14 340 14 <1.56 <2.44 200 16 <3.2 5.7 630 44 <2.9 <4.0 ND <br /> BV-4-15' 14.5 11/24/2008 7.0 54 5.5 21 23 8.5 <1.56 <2.44 <16.4 15 <3.2 4.9 1,400 32 <2.9 35 ND <br /> BV-5-5' 5 11/20/2008 <3.6 <2.2 <3.0 <3.6 700 <2.4 5.5 <2.44 5,900 <3.0 <3.2 <3.2 39 7.5 <2.9 <4.0 ND <br /> BV-5-15' 14.5 11/20/2008 5.5 <2.2 3.8 <2.05 110 10 <1.56 18 110 7.8 3.2 <3.2 42,000 8.1 7.7 2,100 ND <br /> BV-6-12' 12.0 11/24/2008 4.3 28 4.0 <2.05 <14 16 <1.56 <2.44 <16.4 10 <3.2 3.2 360 36 <2.9 <4.0 ND <br /> CHHSL Shallow Soil Gas-Residential -- -- - -- - 36.2 -- -- - 317000' 315,000 180 135,000 31,900 528 Varies <br /> CHHSL Shallow Soil Gas-Commercial - - - 122 - -- - 887000` 879,000 603 378,000 88,700 1,770 Varies <br /> Notes: <br /> ID=Identification,which includes boring ID and sample depth in feet <br /> VOCs=Volatile organic compounds(Analytical Method TO-15) <br /> ug/M3=Soil vapor results in micrograms per cubic meter(reported detection in bold for ease of reading) <br /> < 1.56=Not detected at or above the indicated analytical laboratory reporting limit <br /> ND=Not detected at or above the laboratory reporting level,concentration varies for each analyte <br /> CHHSLs=Values from Table 2 of the California Human Health Screening Levels(CHHSLs)for Indoor Air and Soil Gas <br /> -California Environmental Protection Agency,Use of CHHSLs in Evaluation of Contaminated Properties-January 2005 <br /> Note: Highlighted data exceeds an agency screening level,which is highlighted at the bottom of the table <br /> -=Not established for the indicated analyte <br /> S:\ES\PROJECTS\3-Chicago[99](15-16)\Walgreen Reports\99008-008321.01 StocktoMP2\Harding tb1sT3 Soil Vapor 1/15/2009 <br />