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Specifications for Groundwater Monitoring Well Down-Gradient <br />of Colony Mine Experiment Site <br />The figure below illustrates the specifications for the groundwater monitoring well <br />drilled on the mine bench down-gradient of the ElectrofracTm electrically <br />conductive fracture construction tests at the Colony Mine experiment site. This <br />well was completed January 16, 2008 to a total depth of 304 ft. It is located in <br />the northwest quarter of the southwest quarter-section, Section 7, Township 5S, <br />Range 95W (1781 feet from the south section line, and 1232 feet from the west <br />section line). <br />Groundwater Monitoring Well Specifications <br />Elevation <br />Protective Steel Casing (Ft, msl) <br />7060 <br />4-inch Schedule 40 Steel Casing <br />Cement/Bentonite Grout <br />Five Foot Thick Bentonite Seal Above Filter Sand <br />Mill-Slotted 4-inch Schedule 40 Steel Pipe <br />(0.02-inch slots) <br />Filter Sand Pack - No 10-20 Colorado Silica Sand <br />LgI (Extends Minimum 5 feet above well screen) <br />Bottom Cap <br />6756