Yakima River Basin Water Storage Feasibility Study

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Photos of the Proposed Black Rock Damsite
December 2003 and February 2004

February 2004. View of the drill setup on DH-04 at the alternative dam site. Horse Thief Point is in the background.

February 2004. View of the drill setup on DH-04 at the alternate dam site. Horse Thief Point is in the background.


February 2004. Core Samples from alternate alignment potential dam site.


February 2004 Local television station (KAPP) filming drilling operations.

February 2004. Local television station (KAPP) filming drilling operations.


February 2004 Loading additional steel casing for the day's drilling work. Equipment storage and staging is about 2 miles southeast of the dam on private property. The landowner is also providing well water for drilling and testing. The Rattlesnake Hills are in the back ground.

February 2004. Loading additional steel casing for the day's drilling work. Equipment storage and staging is about 2 miles southeast of the dam on private property. The landowner is also providing well water for drilling and testing. The Rattlesnake Hills are in the back ground.


February 2004 Core sample of foundation bedrock from drill hole DH-04-1 at the alternate dam site.

February 2004. Core sample of foundation bedrock from drill hole DH-04-1 at the alternate dam site.


(Left) February 2004. Geophysicist with portable cable spool and cable equipment used for electrical resistivity testing. The resistivity tests are conducted over broad areas and provide data on the density and permeability of subsurface materials.

(Right) February 2004. Drill crew mixing polymer drilling fluid (mud) for core drilling. The fluid is used to lubricate the diamond bit and remove soil and rock cutting the the hole while drilling.


(Left) February 2004. View of soil and rock core drilling equipment, including diamond bit, inner-core barrel and drill rods.

(Right) February 2004. Drilling operation, drill hole DH-04-1 at the alternate dam site.


December 6, 2003 Drill crew working on south side of State Highway 24. Test holes will determine depth to bedrock, which will affect design, construction, and cost.

December 6, 2003. Drill crew working on south side of State Highway 24. Test holes will determine depth to bedrock, which will affect design, construction, and cost.


December 6, 2003 Drill crew working on the north side of State Highway 24. Test holes will determine depth to bedrock, which will affect design, construction, and cost.

December 6, 2003. Drill crew working on the north side of State Highway 24. Test holes will determine depth to bedrock, which will affect design, construction, and cost.


Last Updated: 8/3/16