Drilling of initial conductor borehole
Mobilization of WDC's reverse circulation drilling rig
WDC drilling rig in place
Drilling crew making a pipe connection
Inspection of wireline logging tools before rigging
Wireline logging tools about to be lowered into hole drilled to top of Supai Formation
Mobilization of Bearcat's double-stand rig
Erected rig mast with the ash pond and the Cholla Power Plant in background
Hard rock tri-cone drill bit
On the drilling rig floor
Pipe rack and pipe sections ready for hoisting
Drilling crew hoisting a pipe section
Making up drill collars
Tightening the connection
Mud logger collecting chip samples from the Supai Formation
Mud logger examining formation cuttings under a microscope to ascertain the rock composition
Chemical testing of drilling mud properties
Kirk Delaune, Drilling Site Manager, explains how monitoring tools inform on-site decision-making
Site visit by partners: from left to right, Dennis Shirley, Kevin Wanttaja, John Roznovak, Kirk Delaune, and Cassius McChesney
Conclusion of another successful day of drilling alongside the Cholla ash pond
