ARCHIVED REPORTS_HUMAN HEALTH SCREENING EVALUATION 2012

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i -. TABLE 5 SUMMARY OF GROUNDWATER ANALYTICAL RESULTS(PAHs) ' US CAN-WELTY ROAD 35275 Welty Road Vernalis, California i Concentrations reported inµg1/. � d P. q 6C7 rte', y L. Z 4v q _ d Collection v u C aqi W aqi aqi aqi ' .qr p �i Boring ID Method Date Collected Q Q pq pa Cq pa U A w Z d. P, Soil and Groundwater Investigation(Geouratrix,2002)2 GMX-10 --- 8/5/2003 <0.1 <0.1 <0.1 <0.1 <0.1 <Q.I <0.1 <0.1 <0.I <0.1 <0.1 <0.1 <0.1 NA NA <0.1 <0.1 <Q.I I GMX-11 --- 8/4/2003 0.2 <0.1 <0.1 <0.1 <0.1 <0,I <0.1 <0.1 <0.I <0.1 <0.1 <0.I <0.1 NA NA <0.1 <0.1 <0.1 GMX-12 --- 8/4/2003 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 1 <0.1 <0.1 NA NA I <0.1 0.1 <0.1 Soil and Groundwater Investigation(SAIC,2005)3 SB-13-W-35 --- 3/15/2005 0.2 <0.01 0.03 0.03 <0.02 <0,02 0.03 <0.01 0.03 <0.02 0.01 0.2 <0,02 NA NA 4 0.4 0.2 SB-14-W-35 --- 3/15/2005 <0.01 <0.01 <0.02 <0.02 <0.02 <0.02 0.03 <0.01 <0.02 <0.02 0.02 0.01 <0.02 NA NA 0.02 0.04 1 0.02 SB-17-35-W --- 3/14/2005 1 <0.1 <Q.1 <0.2 <0.2 <0.2 <0.2 <0.2 <Q.I <0.2 1 <0.2 <0.1 <0.1 <0.2 NA I NA 1 0.2 0.1 1 <0.2 i Soil and Groundwater Investigation(SAIC,2009)s SB-18-W ggw 8/11/2008 0.63 <0.0201 0.048 <0.030 <0.030 <0.030 <0.040 <0.030 0.025 <0.030 0.47 0.29 <0.0401 NA NA 6.29 0.47 0.048 SB-19-W 99W 8/12/2008 <0.030 <0.020 <0.030 <0.030 <0.030 <0.030 <0.040 <0.030 <0.020 <0.030 <0.030 0.11 <0.0401 NA NA 0.54 0.11 <0.030 SB-22-W ggw 8/13/2008 0.068 <0.030 0.049 0.049 <0.030 <0.030 <0.040 <0.030 0.13 <0.030 0.062 0.38 <0.040 NA NA 0.32 0.48 0.064 SB-23-W ggw 8/14/2008 18 <7.0 <0.60 7.3 2.5 3.1 <0.80 <0.60 24 0.90 8.1 100 <0.80 NA NA -460 200 13 SB-24B-W 8/14/2008 0.44 <0,20 1.1 0.74 <0.30 0.42 <0.40 <0.30 3.2 <0.30 0.97 1.3 <0.40 NA NA 1.8 1.5 2.1 SB-25-W ggw 8/18/2008 0.075 0.026 0.086 0.033 1 0.019 <0.015 <0.020 <0.015 0.067 <0.015 0.075 0.091 <0.020 NA NA 0.11 0.13 0.073 SB-26-W DD(82) 8/15/2008 <0.010 <0.0101<0.010 <0.010 1<0.0060 <0.010 <0.010 <0.010 <0.010 <0.0060 0.012 0.027 <0.010 NA NA 0.19 0.035 <0.010 SB-27-W 99W 8/18/2008 <0.015 <0.010 <0.015 <0.015 <0.015 0.017 <0.020 <0.015 0.013 <0.015 0.036 0.017 <0.0201 NA NA 0.14 0.07 0.024 SB-29-W 99W 11/20/2008 6.5 <0.20 2.7 1.2 <0.30 1.3 0.58 <0.30 5.4 0.32 2.3 28 <0.40 1 NA NA 14 45 3.4 SB-30-W 99W 11/21/2008 <0.010 <0.010 <0.010 <0.010 <0.0030 <0.010 <0.010 <0.010 <0.010 <0.0030 <0.0101 0.035 <0.010 NA NA <0.050 <0.010 <0.010 SB-32-W ggw 11/21/2008 <0.010 <0.010 <0.010 <0.010 <0.0030 <0.010 <0.010 <0.010 <0.010 <0.0030 <0.010 0.02 <0.010 NA NA <0.050 <0,0101<0.010 i SB-33-W 99W 11/21/2008 <0.010 <0.010 <0.010 <0.010 <0.0030 <0.010 <0.010 <0.010 <0.010 <0.0030 <0.0101 0.025 <0.010 NA NA 0.067 <0.010 <0.010 SB-35-W 99W 11/24/2008 0.069 0.013 <0.010 <0.010 <0.0030 <0.010 <0.010 <0.010 <0.010 <0.0030 <0.010 0.025 <0.010 NA NA 0.17 0.018 <0.010 SB-36-W 11/24/2008 <0.010 <0.010 <0.010 <0.010 <0.0030 <0.010 <0.010 <0.0101<0.010 <0,0030 <U10 0.039 <0.0101 NA NA 0.052 <0.010 <0.010 SB-37-W ggw 11/20/2008 <0.030 0.027 <0.030 <0.030 <0.030 <0.030 <0.040 <0.030 <0.020 <0.030 <0.030 <0.030 <0.0401 NA NA 0.32 0.073 <0.030 SB-42-W ggw 3/5/2009 10.012 0.012 <0.0101 0.01 0.011 0.012 <0.010 0.013 0.012 0.0089 <0.010 0.033 <0.010 NA NA Q.15 1 0.015 <0.010 Soil and Groundwater Investigation(SAIC,.2010) SB-44 7/20/2010 <0.0101<0.010 <0.010 <0.010 0.0032 <0.010 <0.010 <0.010 <0.010 <0.0030 <0.010 <0.010 <0.010 <0.0038 <0.0038 <0.050 0.012 <0.010 SB-45 ggw 7/22/2010 <0.010 <0.010 <0.010 0.013 0.0094 0.012 0.01 <0.010 0.019 <0.0030 0.047 <0.010 <0.010 0.0086 0.0095 <0.050 0.041 0.047 SB-46 ggw 7/21/2010 <0.010 <0.010 <0.010 <0.010 0.0036 <0.010 <0.010 <0.010 <0.010 <0.0030 0.022 <0.010 <0.010 0.0056 0.0091 <0.050 0.023 0.017 SB-47 ggw 7/21/2010 0.27 0.02 0.01 0.024 0.021 0.022 0.018 <0.010 0.033 0.0068 0.08 0.081 0.013 0.058 1 0.035 0.13 0.14 0.12 Pagelof2 SAIC