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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-NW1: 0.0-0.5 <br />FT <br />LW-POND-NW1: 0.5-1.0 <br />FT <br />LW-POND-NW1: 0.0-1.0 <br />FT Composite <br />LW-POND-NW1: 3.0-3.5 <br />FT <br />LW-POND-NW1: 3.5-4.0 <br />FT <br />LW-POND-NW1: 3.0-4.0 <br />FT Composite <br />11/16/2017 11/16/2017 11/16/2017 11/16/2017 11/16/2017 11/16/2017 <br />------58 ------200 <br />------7.6 ------10 <br />------3.9 ------10 U <br />15 14 15 15 16 15 <br />------3.0 U ------3.2 U <br />------7.8 ------8.8 J <br />------7.69 ------7.83 <br />------3000 ------13000 <br />------5.2 ------8.8 <br />------2800 ------8200 <br />------7.4 ------9.3 <br />------0.46 U ------18 <br />------39000 ------50000 <br />------520 ------470 <br />------6900 ------6100 <br />------170 ------280 <br />------1900 ------1500 <br />------2.1 ------1.6 <br />------1500 ------2600 <br />------540 ------980 <br />------6.9 U ------6.9 U <br />------8.6 U ------8.6 U <br />------11 U ------11 U <br />------19 U ------19 U <br />------16 U ------16 U <br />------35 U ------35 U <br />------3.3 U ------3.3 U <br />------2800 U ------2800 U <br />------9.7 U ------10 U <br />------9.7 U ------10 U <br />------10 U ------11 U <br />------1400 ------1700 <br />------9.9 U ------10 U <br />------7.8 U ------8.2 U <br />------7.6 U ------8.0 U <br />------20 U ------21 U <br />------9.5 U ------9.9 U <br />------12 U ------12 U <br />------10 U ------11 U <br />------11 U ------11 U <br />------7.5 U ------7.8 U <br />------9.3 U ------9.8 U <br />------11 U ------11 U <br />------33 U ------35 U <br />------1500 ------1400 <br />------14 U ------14 U <br />------9.2 U ------9.7 U <br />NORTHWEST POND - DRY <br />Page 6 of 11