Geothermal Resource Exploration and Definition. U.S. Department of Energy Sandia National Laboratories. GRED Program Geothermal Resource Exploration & Definition. Program Management Team Ray Fortuna, DOE/HQ Dan Sanchez, DOE/AL Jay Nathwani, DOE/GO Ed Hoover Craig Tyner, SNL
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U.S. Department of Energy
Sandia National Laboratories
$900,000 — FY00
$2,000,000 — FY01
$1,775,000 — FY02
$3,850,000 — FY03
~$1,750,000 — FY04
Sandia Natl. Labs
Phase I :
Exploration geophysics to determine optimum location for a test well
Phase II :
Drilling of a test well to
access the reservoir and evaluate geologic features
Fourmile Hill Temperature Logs (454° Max)
Steamboat Hills Velocity Model
Phase III :
Testing of the well for
reservoir qualities, flow capacity & thermal characteristics
Potential of the new resource to provide geothermal power
Lightning Dock Temperature Contours
Rye Patch Testing
3 Rye Patch Presco Energy, LLC
3 Blue Mt. Noramex Corp.
3 Steamboat SB Geo, Inc.
3 Lightning Dock Lightning Dock Geothermal, Inc.
2 Cove Fort Utah Municipal Power Agency
1 Fourmile Hill Calpine Corp.
1 U-Boat Coso Operating Unit (Caithness)
GRED I – Project Status
Fourmile Hill – 49 MW
Blue Mountain - ?
Rye Patch – 12 MW
Steamboat – 42 MW
Lightning Dock - ?
Phase Project Company
3 Raft River, ID U.S. Geothermal, Inc.
2 Animas Valley, NM Americulture, Inc.
2 Truckhaven, CA Layman Energy Assoc.
2 Lake City, CA Lake City Geothermal, LLC.
2 Blue Mt, NV Noramex Corp.
1 San Francisco Mt., AZ Northern Ariz. Univ.
? Glass Mountain, CA Calpine Corp.
? Fly Ranch, NV Advanced Thermal Systems