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Ormat Maui Project 2011 Peer Review Presentation: Blind Geothermal System Exploration in Active Volcanic Environments

Geothermal Technologies Program Peer Review Presentation on Blind Geothermal System Exploration in Active Volcanic Environments. Includes plans and statuses for multi-phase geophysical and geochemical surveys in overt and subtle volcanic systems in Hawaii and Maui.

Martini, B. Ormat Nevada Inc

Jun 07, 2011
1 Resources
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REE Sorption Study of Seived 50 +100 Mesh Fraction of Media 1 in Brine 1 at Different Concentrations of REE at 70C

This dataset shows the sorption capacities of smaller grain size (-50 +100 mesh) of media #1 in brine #1 at different starting concentrations of REE's at elevated temperature of 70C. The experimental conditions are 2g of 50 +100 mesh media #1 to 150mL of REE solution at concentrat...

Garland, G. Tusaar Corp.

Jun 29, 2015
4 Resources
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Environmental Life Cycle Assessment Spreadsheet tool for Deep Direct-Use Geothermal at the University of Illinois at Urbana-Champaign Campus

A Life Cycle Assessment (LCA) spreadsheet tool was developed to analyze potential environmental benefits of a deep direct-use (DDU) geothermal energy system (GES) at the University of Illinois at Urbana-Champaign (U of IL) campus. The LCA spreadsheet tool is a unique contribution ...

Tinjum, J. et al University of Illinois

Jan 31, 2020
2 Resources
1 Stars
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University of Illinois Campus Deep Direct-Use Feasibility Study Geological Characterization of the Mt. Simon Sandstone

These studies undertook detailed analyses of the Mt. Simon Sandstone in the Illinois Basin for geological storage and sequestration, and brine extraction.

Lin, Y. et al University of Illinois

Mar 30, 2018
5 Resources
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Surface Complexation Modeling of Terbium Biosorption onto E. Coli Bacterial Surfaces with Lanthanide Binding Tags

Lanthanide binding tags (LBTs) have been engineered onto native Escherichia coli (E. coli) bacterial surfaces to enhance extraction and recovery of rare earth elements (REEs). Three strains of E. coli were studied: (1) the native E. coli surface, (2) a mutant E. coli surface with ...

Jiao, Y. Lawrence Livermore National Laboratory

Apr 01, 2018
1 Resources
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Preserving the National Geothermal Data System's Geothermal Features and Observations Dataset (AASG-GDS)

This repository provides access to legacy data from the Association of American State Geologists (AASG) node of the National Geothermal Data System (NGDS), which originally served as part of a nationwide, distributed network aggregating geoscientific information from state geologi...

Zaffos, A. and Richard, S. The University of Arizona

Dec 08, 2025
2 Resources
0 Stars
In progress

Silica Precipitation and Lithium Sorption

This file contains silica precipitation and lithium sorption data from the project. The silica removal data is corrected from the previous submission. The previous submission did not take into account the limit of detection of the ICP-MS procedure.

Renew, J. Southern Research Institute

Sep 20, 2015
1 Resources
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Fluid Rare Earth Element Analyses from Wells RN-12 and RN-19, Reykjanes, Iceland

Results for fluid rare earth element analyses from Reykjanes wells RN-12 and RN-19. The data have not been corrected for flashing. Samples pre-concentrated using chelating resin with IDA functional group (InertSep ME-1). Analyzed using an element magnetic sector ICP-MS.

Fowler, A. and Zierenberg, R. University of California

Jul 24, 2015
1 Resources
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Lithium Sorption from Simulated Geothermal Brine: Impact of pH, Temperature, and Brine Chemistry

Lithium sorption information from experiments. Data includes the effects of pH, temperature and brine chemistry on the sorption of Lithium from a simulated geothermal brine. The sorbent used in the experiments is "hydrothermally produced, Spinel-LiMn2O4". The sorbent was produ...

Renew, J. Southern Research Institute

Feb 06, 2016
1 Resources
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Microhole Tubing Bending Report

A downhole tubing bending study was made and is reported herein. It contains a report and 2 excel spreadsheets to calculate tubing bending and to estimate contact points of the tubing to the drilled hole wall (creating a new support point).

Ruan, C. Impact Technologies LLC

Jan 01, 2012
3 Resources
0 Stars
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Ground Source Heat Pump Parameter Survey

The purpose of this report is to investigate the effects of various parameters in a horizontal loop geothermal heat pump system. The obtained values include the temperature distribution over the entire system as well as the exiting temperature and bulk heat rate of the fluid. The ...

Gray, E. Wright State University

Jul 31, 2013
1 Resources
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The Use of 3D Geologic Modeling to Improve Well Targeting in Glass Buttes, Oregon

The Glass Buttes Project includes combining a suite of high-resolution geophysical and geochemical techniques to reduce exploration risk by characterizing hydrothermal alteration, fault geometries and relationships. This is aided through geologic observation, modern remote sensing...

Walsh, P. Ormat Nevada Inc

Oct 09, 2011
1 Resources
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University of Illinois Campus Deep Direct-Use Feasibility Study Regional Geology

Links to papers and reports describing the structure and character of the Illinois Basin geology. Included are descriptions of the two reservoirs that are being modeled for the DDU feasibility project at University of Illinois, the St. Peter and Mt. Simon Sandstones.

Lin, Y. et al University of Illinois

Mar 30, 2018
4 Resources
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University of Illinois Campus Deep Direct-Use Feasibility Study Porosity and Permeability of Rock Formations

Porosity and permeability data from published and unpublished sources for the St. Peter and Mt. Simon Sandstones in the Illinois Basin.

Damico, J. et al University of Illinois

Mar 30, 2018
3 Resources
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Soda Lake Well Lithology Data and Geologic Cross-Sections

Comprehensive catalogue of drill-hole data in spreadsheet, shapefile, and Geosoft database formats. Includes XYZ locations of well heads, year drilled, type of well, operator, total depths, well path data (deviations), lithology logs, and temperature data. Plus, 13 cross-sections...

E., J. University of Nevada

Dec 31, 2013
1 Resources
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Compilation of Rare Earth Element Analyses from US Geothermal Fields and Mid Ocean Ridge Hydrothermal Vents

Compilation of rare earth element and associated major and minor dissolved constituent analytical data for USA geothermal fields and global seafloor hydrothermal vents. Data is in original units. Reference to and use of this data should be attributed to the original authors and pu...

Fowler, A. University of California

Oct 01, 2015
1 Resources
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In-Situ Process for Sorption and Stripping of Rare Earth Elements from Simulated Geothermal Brine

Description of a conceptual commercial process to remove rare earth elements (REEs) from geothermal brine, based on a small-scale laboratory experiment to load, strip, and regenerate a ligand-based media used to adsorb REEs from a simulated brine doped with known mineral concentra...

Stull, D. Tusaar Corp.

May 24, 2016
1 Resources
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Comparison of Rare Earth Element Sorption Between Fresh and Partially Loaded Media Using Simulated Geothermal Brine

A study comparing the REE sorption characteristics of fresh ligand-based sorption media and media partially loaded with REEs when exposed to a simulated geothermal brine with known mineral concentrations, REE7. Sorption rates were tested using microcosm shaker tests. Results sugg...

Stull, D. Tusaar Corp.

May 24, 2016
1 Resources
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Maine Geological Survey Borehole Temperature Profiles

This dataset includes temperature profiles from 30 boreholes throughout Maine that were selected for their depth, location, and lithologies encountered. Depths range from about 300 feet to 2,200 feet. Most of the boreholes selected for measurement were completed in granite becau...

Marvinney, R. Arizona State Geological Survey

Nov 06, 2013
2 Resources
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Exploring for Geothermal Resources in a Dormant Volcanic System: The Haleakala Southwest Rift Zone, Maui, Hawai'i

Suites of new geophysical and geochemical surveys provide evidence for geothermal resource at the Haleakala Southwest Rift Zone (HSWRZ) on Maui Island, Hawai'i. This poster outlines the Site's background, the geophysical surveys conducted on the Site (LiDAR, gravity and magnetics)...

Martini, B. et al Ormat Nevada Inc

Dec 01, 2011
1 Resources
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Peer Review Presentation: Blind Geothermal System Exploration in Active Volcanic Environments

Martini, B. Ormat Nevada Inc

May 19, 2010
2 Resources
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Multiple Data Sets Converge on a Geologic Structural Model for Glass Buttes, Oregon Geothermal Prospect, Patrick Walsh, et al, 2010 American Geophysical Union Poster Session

Multiple data sets converge on a geologic structural model for Glass Buttes, Oregon geothermal prospect, Patrick Walsh, Brigette Martini, Chet Lide, Darrick Boschmann, John DIlles, Andrew Meigs, 2010 Ormat Nevada, Zonge Geophysical, Oregon State University American Geophysical Uni...

Walsh, P. et al Ormat Nevada Inc

Jan 01, 2010
1 Resources
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Conducting a 3D Converted Shear Wave Project to Reduce Exploration Risk at Wister, CA

2010 Peer Review of the 'Conducting a 3D Converted Shear Wave' Project to reduce exploration risk at Wister, CA. The presentation includes a timeline, budget, barriers, and partners. The objective of the project is also explained in the presentation.

Matlick, S. Ormat Nevada Inc

May 18, 2010
2 Resources
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University of Illinois Campus Deep Direct-Use Feasibility Study Preliminary Geothermal Reservoir Model

Preliminary geothermal reservoir simulations were performed using a homogeneous static model to evaluate and understand the effects of fluid and rock properties that could influence the delivery of thermal energy in a doublet system. A 5000 feet by 5100 feet by 500 feet homogeneou...

Okwen, R. University of Illinois

May 08, 2018
4 Resources
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3D Model of the Neal Hot Springs Geothermal Area

The Neal Hot Springs geothermal system lies in a left-step in a north-striking, west-dipping normal fault system, consisting of the Neal Fault to the south and the Sugarloaf Butte Fault to the north (Edwards, 2013). The Neal Hot Springs 3D geologic model consists of 104 faults and...