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Technology Development and Field Trials of EGS Drilling Systems at Chocolate Mountain

Polycrystalline diamond compact (PDC) bits are routinely used in the oil and gas industry for drilling medium to hard rock but have not been adopted for geothermal drilling, largely due to past reliability issues and higher purchase costs. The Sandia Geothermal Research Departmen...
Knudsen, S. et al Sandia National Laboratories
Jan 01, 2012
3 Resources
0 Stars
Publicly accessible

Kilauea Magnetotelluric Dataset

In 2002 and 2003 a collaborative effort was undertaken between Lawrence Berkeley National Laboratory, Sandia National Laboratories, the USGS Menlo Park, the USGS Hawaiian Volcano Observatory, and Electromagnetic Instruments Inc. to study the Kilauea volcano in Hawaii using the mag...
Hoversten, G. and Gasperikova, E. Lawrence Berkeley National Laboratory
Jun 16, 2022
72 Resources
0 Stars
Publicly accessible

Fallon FORGE: Well Temperature Data

x,y,z downhole temperature data for wells in and around the Fallon FORGE site. Data for the following wells are included: 82-36, 82-19, 84.31, 61-36, 88-24, FOH-3D, FDU-1, and FDU-2. Data are formatted in txt format and in columns for importing into Earthvision Software. Column he...
Blankenship, D. Sandia National Laboratories
Mar 01, 2016
1 Resources
0 Stars
Publicly accessible

West Flank Coso FORGE: Well 74-2TCH Temperature, Pressure, Well History, Well Bore Schematic

Temperature logs, pressure logs, directional survey, well history, well bore schematic, and other reports for well 74-2TCH at West Flank FORGE
Blankenship, D. Sandia National Laboratories
May 13, 2016
1 Resources
0 Stars
Publicly accessible

Castlegate Sandstone True Triaxial Test Data

Data set containing results from constant mean stress constant Lode angle true triaxial compression tests performed on Castlegate Sandstone. From the test preformed, the bedding plane and the strain type inside the band of sedimentary rocks can be related to stress histories. The ...
Ingraham, M. et al Sandia National Laboratories
May 06, 2012
8 Resources
0 Stars
Curated

West Flank Coso FORGE Digital Elevation Model and Geology Shapefiles

Geologic ArcGIS data of West Flank Coso, Ca FORGE site from a unpublished map by Rich Whitmarsh. The zip file includes a DEM, hillshade and four shapefiles of the general outlines of FORGE area.
Blankenship, D. Sandia National Laboratories
Dec 21, 2015
1 Resources
0 Stars
Publicly accessible

Hydroshear Simulation Lab Test 2, Additional Data Sheets

This file contains additional data for this test (hydroshear test 3.2). In this test a sample of granite with a pre-cut (man made fracture) is confined, heated and differential stress is applied. The max temperature in this this system development test is 95C. More test details ca...
Bauer, S. Sandia National Laboratories
Aug 01, 2014
2 Resources
0 Stars
Publicly accessible

West Flank Coso FORGE: Magnetotelluric 3D Data

This is the 3D version of the MT data for the West Flank Coso FORGE area. The Coso geothermal field has had three Magnetotelluric (MT) datasets collected including surveys in 2003, 2006, and 2011. The final collection, in 2011, expanded the survey to the west and covers the West F...
Blankenship, D. Sandia National Laboratories
Jan 01, 2016
1 Resources
0 Stars
Publicly accessible

Fallon FORGE: Vs30m Seismic Velocity

Time-averaged shear-wave velocity to 30 m depth about the Fallon, NV FORGE site.
Blankenship, D. and Kaven, J. Sandia National Laboratories
Mar 12, 2018
3 Resources
0 Stars
Publicly accessible

Fallon FORGE 3D Geologic Model

An x,y,z scattered data file for the 3D geologic model of the Fallon FORGE site. Model created in Earthvision by Dynamic Graphic Inc. The model was constructed with a grid spacing of 100 m. Geologic surfaces were extrapolated from the input data using a minimum tension gridding al...
Blankenship, D. Sandia National Laboratories
Mar 01, 2016
1 Resources
0 Stars
Publicly accessible

West Flank Coso FORGE: Well 48-11TCH Temperature, Pressure, Directional, Well History, Wellbore Schematic

Temperature logs, pressure logs, directional survey, well history, well bore schematic, and other reports for well 48-11TCH at West Flank FORGE
Blankenship, D. Sandia National Laboratories
May 13, 2016
1 Resources
0 Stars
Publicly accessible

West Flank Coso FORGE: Seismic Reflection

PDFs of seismic reflection profiles 101,110, 111 local to the West Flank FORGE site. 45 line kilometers of seismic reflection data are processed data collected in 2001 through the use of vibroseis trucks. The initial analysis and interpretation of these data was performed by Unru...
Blankenship, D. Sandia National Laboratories
May 16, 2016
1 Resources
0 Stars
Publicly accessible

West Flank Coso FORGE: MT Station Locations

This data includes the locations of the MT data collected in and around the Coso Geothermal field that covered the West Flank area. These are the data that the 3D MT models were created from that were discussed in Phase 1 of the West Flank FORGE project. The projected coordinate ...
Blankenship, D. Sandia National Laboratories
May 04, 2011
1 Resources
0 Stars
Publicly accessible

Fallon FORGE: Fluid Geochemistry

Fluid geochemistry analysis for wells supporting the Fallon FORGE project. Samples were collected from geothermal wells using standard geothermal water sampling techniques, including filtration and acidification of the cation sample to pH < 2 prior to geochemical analysis. Analyse...
Blankenship, D. and Ayling, B. Sandia National Laboratories
Mar 13, 2018
1 Resources
0 Stars
Publicly accessible

EGS Collab Experiment 1: Baseline Cross-well Seismic

As part of the geophysical characterization suite for the first EGS Collab tesbed, here are the baseline cross-well seismic data and resultant models. The campaign seismic data have been organized, concatenated with geometry and compressional (P-) & and shear (S-) wave picks, and ...
Schwering, P. et al Sandia National Laboratories
Apr 30, 2018
9 Resources
0 Stars
Publicly accessible

High-Pressure Combustion and Deflagration-to-Detonation Transition in Ethylene/Nitrous Oxide Mixtures

In this paper, the combustion of nitrous oxide with a simple hydrocarbon, ethylene, at high initial pressures is investigated. A series of experiments were conducted using a stoichiometric C2H4-N2O mixture in a round, smooth-walled tube with initial pressures of 125 to 337 psi. ...
Grubelich, M. Sandia National Laboratories
Nov 01, 2013
1 Resources
0 Stars
Publicly accessible

Hydroshear Simulation Lab Test 2

This data file is for test 2. In this test a sample of granite with a pre-cut (man made fracture) is confined, heated and differential stress is applied. The max temperature in this this system development test is 95C. More test details can be found on the spreadsheets--note that ...
Bauer, S. Sandia National Laboratories
Aug 01, 2014
3 Resources
0 Stars
Publicly accessible

West Flank Coso FORGE: Refined Earthquake Focal Mechanism Catalog for Southern California (1981-2010)

A refined earthquake mechanism catalog for southern Califiornia using the HASH method and locations derived from waveform cross-correlation. Each focal mechanism is obtained from grid searching for the best-fitting double-couple focal mechanism solution to both the P-wave first mo...
Blankenship, D. Sandia National Laboratories
Dec 31, 2014
1 Resources
0 Stars
Publicly accessible

West Flank Coso FORGE: 3D Geologic Model

This is an x,y,z file of the West Flank FORGE 3D geologic model. Model created in Earthvision by Dynamic Graphic Inc. The model was constructed with a grid spacing of 100 m. Geologic surfaces were extrapolated from the input data using a minimum tension gridding algorithm. The da...
Blankenship, D. Sandia National Laboratories
Mar 01, 2016
1 Resources
0 Stars
Publicly accessible

Brady's Geothermal Field Reftek Seismometer Metadata

Metadata for the Reftek seismometer array deployed at the POROTOMO's Natural Laboratory in Brady Hot Spring, Nevada during the March 2016 testing.
Parker, L. University of Wisconsin
Mar 26, 2016
4 Resources
0 Stars
Publicly accessible

Centralizer for Use in Well Completions

Well completions are an integral part of providing safe, reliable and continuous access to underground resources such as oil, gas and geothermal resources. Completions are typically considered to be the final step of drilling engineering which includes processes such as setting c...
Su, J. Sandia National Laboratories
Apr 17, 2014
1 Resources
0 Stars
Publicly accessible

Operational Performance Requirements For Motor Power Sections Used in Geothermal Drilling Based Upon Minimum Specific Energy

Operational performance requirements are needed to support development of specifications for downhole motor power sections to be used for drilling hard rock during geothermal wellbore construction. Theoretical torque specifications are derived based upon a widely-accepted rock-re...
Raymond, D. Sandia National Laboratories
Sep 10, 2014
1 Resources
0 Stars
Publicly accessible

WHOLESCALE Catalog of Rock Samples at San Emidio Nevada collected in January 2021 Version 2.0

This submission includes an update to the WHOLESCALESamples2021January.xls file where the strikes and dips initially reported have been corrected to comply with the right hand rule. The updated excel file and a link to the original submission are included in this report. The ori...
Kleich, S. et al University of Wisconsin Madison
Jan 12, 2021
2 Resources
0 Stars
Publicly accessible

Testing for Controlled Rapid Pressurization

Borehole W1 is a NQ core hole drilled at our test site in Socorro. The rock is rhyolite. Borehole W1 which was used to test gas-gas explosive mixtures is 55 feet deep with casing (pinkish in the drawing) set to 35 feet. The model is a representation of the borehole and the hol...
Knudsen, S. Sandia National Laboratories
Sep 03, 2014
1 Resources
0 Stars
Publicly accessible

Fallon FORGE: Well 21-31 Wireline Logs

Included are the following wireline logs from the Fallon FORGE Well 21-31: Ormat_Forge 21-31_8.5 inch section: FMI data in PDF and DLIS formats; MSCT data in PDF format; Pressure and Temperature data in PDF, LAS, and DLIS formats; Sonic Scanner data in PDF, DLIS, and LAS formats ...
Blankenship, D. Sandia National Laboratories
Mar 14, 2018
1 Resources
0 Stars
Publicly accessible
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