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Table 9. Logan Wash Mine Evaporation Pond Soil Data <br />SampleID <br />Sample Date <br />Parameters Units <br />General Chemistry <br />Chloride mg/Kg <br />Electrical Conductivity @ Saturation mmhos/cm <br />Fluoride mg/Kg <br />Moisture % of sample <br />Nitrogen, Ammonia mg/Kg <br />Nitrogen, Nitrate mg/Kg <br />pH s.u. <br />Salinity mg/Kg <br />Sodium Adsorption Ratio none <br />Sulfate mg/Kg <br />Metals <br />Arsenic mg/Kg <br />Boron mg/Kg <br />Calcium mg/Kg <br />Calcium mg/L <br />Magnesium mg/Kg <br />Magnesium mg/L <br />Potassium mg/Kg <br />Selenium mg/Kg <br />Sodium mg/Kg <br />Sodium mg/L <br />Volatile Organic Compounds - BTEX <br />Benzene ug/Kg-dry <br />Ethylbenzene ug/Kg-dry <br />Toluene ug/Kg-dry <br />m,p-Xylene ug/Kg-dry <br />o-Xylene ug/Kg-dry <br />Xylenes, Total ug/Kg-dry <br />Petroleum Products <br />DRO (C10-C28)mg/Kg <br />GRO (C6-C10)ug/Kg-dry <br />Volatile Organic Compounds <br />2,3,4,6-Tetrachlorophenol ug/Kg <br />2,3,5,6-Tetrachlorophenol ug/Kg <br />2,4,5-Trichlorophenol ug/Kg <br />2,4,6-Tribromophenol ug/Kg <br />2,4,6-Trichlorophenol ug/Kg <br />2,4-Dichlorophenol ug/Kg <br />2,4-Dimethylphenol ug/Kg <br />2,4-Dinitrophenol ug/Kg <br />2,6-Dichlorophenol ug/Kg <br />2-Chlorophenol ug/Kg <br />2-Methylphenol ug/Kg <br />2-Nitrophenol ug/Kg <br />3&4-Methylphenol ug/Kg <br />4,6-Dinitro-2-methylphenol ug/Kg <br />4-Chloro-3-methylphenol ug/Kg <br />4-Nitrophenol ug/Kg <br />Dibromofluoromethane ug/Kg-dry <br />Pentachlorophenol ug/Kg <br />Phenol ug/Kg <br />Notes: <br />U = result not detected at the reporting limit <br />J = result value greater than the MDL and less than the RL; result considered estimated <br />LW-POND-C1: 0.0-0.5 FT LW-POND-C1: 0.5-1.0 FT LW-POND-C1: 0.0-1.0 FT <br />Composite LW-POND-C1: 2.4-2.8 FT <br />11/15/2017 11/15/2017 11/15/2017 11/15/2017 <br />------69 79 <br />------9.3 17 <br />------4.1 6.5 <br />15 14 15 11 <br />------3.0 U 5.0 J <br />------16 5 <br />------7.7 7.6 <br />------3300 4700 <br />------11 20 <br />------2800 2700 <br />------8.4 8 <br />------0.38 U 0.37 U <br />------33000 9500 <br />------460 420 <br />------4700 9500 <br />------88 310 <br />------1400 1700 <br />------2 1.9 <br />------2200 2900 <br />------970 2200 <br />------6.9 U 6.4 U <br />------8.6 U 7.9 U <br />------11 U 10 U <br />------19 U 18 U <br />------16 U 14 U <br />------35 U 32 U <br />------3.2 U 3.2 U <br />------2800 U 2600 U <br />------9.8 U 9.6 U <br />------9.7 U 9.6 U <br />------10 U 10 U <br />------1500 1300 <br />------10 U 9.8 U <br />------7.9 U 7.8 U <br />------7.7 U 7.5 U <br />------20 U 20 U <br />------9.6 U 9.4 U <br />------12 U 12 U <br />------10 U 10 U <br />------11 U 10 U <br />------7.5 U 7.4 U <br />------9.4 U 9.2 U <br />------11 U 10 U <br />------33 U 33 U <br />------1400 1300 <br />------14 U 14 U <br />------9.3 U 9.1 U <br />CENTER POND - DRY <br />Page 4 of 11