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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 />LWP-NE2: 5.0-5.5 FT LWP-NE2: 5.5-6.0 FT LWP-NE2: 5.0-6.0 FT <br />Composite LWP-NE2: 8.0-8.5 FT LWP-NE2: 8.5-9.0 FT LWP-NE2: 8.0-9.0 FT <br />Composite <br />2/28/2018 2/28/2018 2/28/2018 2/28/2018 2/28/2018 2/28/2018 <br />------43 J ------36 J <br />------7.9 ------9.7 <br />------5.0 U ------10 U <br />11 9.5 10 9.7 12 11 <br />------4.9 J ------3.5 U <br />------11 ------11 <br />------7.76 H ------7.86 H <br />------3600 ------4700 <br />------7.8 ------12 <br />------4900 ------6100 <br />------2.5 ------2.9 <br />------21 ------22 <br />------19000 ------20000 <br />------510 ------490 <br />------5100 ------5200 <br />------140 ------170 <br />------1400 ------1400 <br />------1 ------1.3 <br />------1300 ------1900 <br />------780 ------1200 <br />------6.3 U ------6.4 U <br />------7.7 U ------7.9 U <br />------10 U ------10 U <br />------17 U ------18 U <br />------14 U ------14 U <br />------32 U ------32 U <br />------14 ------3.2 U <br />------2600 U ------2600 U <br />------9.5 U ------9.7 U <br />------9.5 U ------9.7 U <br />------9.9 U ------10 U <br />------1400 ------1700 <br />------9.7 U ------9.9 U <br />------7.7 U ------7.8 U <br />------7.4 U ------7.6 U <br />------20 U ------20 U <br />------9.3 U ------9.5 U <br />------11 U ------12 U <br />------9.8 U ------10 U <br />------10 U ------11 U <br />------7.3 U ------7.5 U <br />------9.1 U ------9.3 U <br />------10 U ------11 U <br />------33 U ------33 U <br />------1100 ------1100 <br />------13 U ------14 U <br />------9.0 U ------9.2 U <br />NORTHEAST POND - FLOODED <br />Page 9 of 11