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Colowyo coal company <br />20107Annual Reclamation and Hydrology Report <br />Parameter <br />pH <br />Figuure 8-2 - C+verburden Sample Suspect Levels <br />Electrical Conductivity <br />Sodium Adsorption Ration <br />r~ <br /> <br />Suspect Level <br />Less than 5 or greater than 9 <br />Greater than 12 millimohs/cm <br />Greater than 15 <br />Page 8-3 <br />