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TABLE 2 <br /> Analytical Results - SELP <br /> Varra Coal Ash Project <br /> Weld County, Colorado <br /> CGRS No. 1-135-2755 <br /> Sample pH Ezt Other Analytic I Results m /L <br /> Total Cyanide Free C snide Chloride Fluoride Sulfate Nitrate Nitrite <br /> Recycled Asphalt 7 1 NA NO 8.1 2.1 NO NO 44 <br /> 2 NA 0.011 1.9 0.52 11 NO NO <br /> TripBlank 2 7 NA NA NO 1.6 NO 0.14 NO • <br /> Class F Silo Ash with Gypsum (C Silo) 5 1 NA NO 120 14 760 7.9 8.40 <br /> 2 NA NO 29 11 16 2 3.60 <br /> Bottom Ash 5 1 NA NO 23 2.8 120 0.78 0.031 <br /> 2 NA NO 1 7.9 1.6 1 37 0.24 NO <br /> Cherokee Silo Ash 2/3 5 1 NA 0.013 4.8 7.3 640 0.2 0.012 <br /> 2 NA NO 2.4 56 28 0.31 NO <br /> Cherokee 4 Fly Ash with Sodium 5 1 NA 0.016 4.5 7.4 550 0.75 0.019 <br /> 2 NA NO 2.4 8.1 61 0.31 0.028 <br /> Recycled Concrete 5 1 NA 0.015 24 5.5 8.1 1.1 4.70 <br /> 2 NA 0.056 15 67 20 0.63 0.047 <br /> Recycled Asphalt 5 1 NA NO 13 24 45 0.20 ND <br /> 2 NA NO 5.3 1.4 14 0.33 ND <br /> State Water QualityStandards 0.2 250 2.0 250 10 1 <br /> Note: P S A S P P <br /> NA-Not Analyzed <br /> ND=Not Detected • <br /> A-Agricultural Standard <br /> P-Primary Drinking Water Standard <br /> S-Secondary Drinking Water Standard <br /> Page 4 of 4 <br />