OpenEI: Energy Information
  • Geothermal Data Repository
  • My User
    • Sign Up
    • Login
 
  • Data
    • View All Submissions
    • Data Lakes
    • Data Standards
    • Submit Data
  • Help
    • Frequently Asked Questions
    • Data Submission Best Practices
    • Data Submission Tutorial Videos
    • Contact GDR Help
  • About
  • Search

Search GDR Data

Showing results 51 - 75 of 114.
Show results per page.
Order by:
Available Now:
Filters Clear All Filters ×
Topic
Technologies
Demonstration Sites
Data Type
"rock characteristics"×
EGS×

Distributed Acoustic Sensing (DAS) of Strain at Earth Tide Frequencies: Laboratory Tests

Jan 24, 2018
1.09 GB
Publicly accessible
The solid Earth strains in response to the gravitational pull from the Moon, Sun, and other planetary bodies. Measuring the flexure of geologic material in response to these Earth tides provides information about the geomechanical properties of rock and sediment. Such measurements...
Authors
Coleman, T. and Becker, M. California State University
geothermalenergyearth tidedasdistributed acoustic sensingfiber optics sensorslow frequency straingeomechanicsmeasurementmatlabegslab testsfracturecharacterizationhydraulicstimulation strain

Utah FORGE 5-2565: Final Report on the Evolution of Permeability and Strength Recovery of Shear Fracture Under Hydrothermal Conditions

Aug 24, 2025
3.52 MB
Publicly accessible
This report discusses the results of research on the ability to create and/or reactivate and subsequently sustain fracture systems which are strongly influenced by complexly coupled mechanical (M) and chemical (C) processes in reservoirs forced from equilibrium by hydraulic stimul...
Authors
Jeppson, T. et al United States Geological Survey
geothermalenergyutah forgeegsenhanced geothermal systemsfluid-rock interactionsthmc processesfracture evolutionusgsfracturesgeothermal resorvoirsfracture reactivationthmcmechanicalchemicalhydraulic stimulationthermal drawdownfinal reporttechnical report

Snake River Plain FORGE: Well Data for INEL-1

Mar 01, 1979
970.66 MB
Publicly accessible
Well data for the INEL-1 well located in eastern Snake River Plain, Idaho. This data collection includes caliper logs, lithology reports, borehole logs, temperature at depth data, neutron density and gamma data, full color logs, fracture analysis, photos, and rock strength paramet...
Authors
Prestwich, S. and Bowman, J. Idaho National Laboratory
geothermalforgeegssrgcinel-1well dataidahoineelsnake river plaintemperate at depthlithologyanalysislogstempaddendumcaliperlog4-armraw datacore sampledensityfull colorfracturegammaraydatarawperforatingdepthfrequencyplotrockstrengthparametereschartlasphotowell padsonicneutrondesnitycompensatedtemperaturengrinductiontesting reportdoefield reporthole diameter4 armfour armwell logloggingbutte countywildcatcore holemechanical caliper logdensity loglithologicp-wave velocitys-wave velocityseismic velocitypoissonyoungs modulusbulk moduluspoissons ratioshear modulusconfining pressurefracture identificationidaho fallsperforating depth controlgamma frequencygamma radiationgamma raywell schematiccompensated sonicboreholecompensated neutronuncompensatedformation densitywell completionnatural gamma radiationspherically focused inductiongeologywell surveygroundwater monitoringaquifercompliancesrgsrp

A Thermal-Hydrological-Chemical Model for the EGS Demonstration Project at Newberry Volcano, OR

Jan 30, 2012
Size unavailable
Publicly accessible
Newberry Volcano in Central Oregon is the site of a Department of Energy funded Enhanced Geothermal System (EGS) Demonstration Project. Stimulation and production of an EGS is a strong perturbation to the physical and chemical environment, giving rise to coupled Thermal-Hydrologic...
Authors
Sonnenthal, E. et al National Energy Technology Laboratory
geothermalnewberryoregonegsenhanced geothermal systemnewgenthermalhydrologychemicalmodelcross-sectionsstimulationinjectionhydrologicaldemonstrationmechanical

Utah FORGE: Well 16B(78)-32 Drill Core Fracture Analysis Images and Data

Jan 29, 2025
57.25 MB
Publicly accessible
This dataset contains drilling core data from well 16B(78)-32, including PDF documents with flattened core images annotated by feature type and core interval, as well as spreadsheets detailing feature morphologies by depth, planar feature measurements, and planar feature orientati...
Authors
Jones, C. Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forgewell 16b78-32well 16b78-32 core16b78-3216b78-32 corecoredrilling corecore fracture analysiswell 16b78-32 core fracture analysisdrill core fracture analysisegsdrilling core datafracture stagescore imagesplanar featuresfeature morphologyfmicrystalline rockcore measurementsfracture characterizationstimulationimaging

Utah FORGE 5-2615: Final Report for the Experimental Determination and Modeling-Informed Analysis of Thermo-Poromechanical Response of Fractured Rock

Jun 30, 2025
6.17 MB
Publicly accessible
This is the final technical report documenting laboratory experiments and modeling conducted to characterize the thermo-poromechanical behavior of fractured crystalline rocks for application to Utah FORGE. The report includes measurements of poroelastic and thermo-poroelastic prop...
Authors
Ghassemi, A. The University of Oklahoma
geothermalenergyutah forgeegslaboratory experimentstechnical reportthermo-poromechanicalfracturingporoelasticthermo-poroelasticpermeability evolutionhydraulic fracturedfitmodeling resultsstressfracture mechanicsgeomechanicsblock-scalebiot effective stressclosure pressurethermal stresstransverse fracturesstimulation

Fallon FORGE: Analogue Outcrop Samples

Mar 12, 2018
1.94 MB
Publicly accessible
Compilation of results for mechanical and fluid flow properties of analogue outcrop samples experimental data for compressional and shear wave velocities, tensile strengths, and compressive strengths. Outcrop location and sample orientation data are documented in a separate csv file.
Authors
Blankenship, D. et al Sandia National Laboratories
geothermalenergyforgeegsfallonnevadageologyanaloguehand samplesvetted-nooutcropmechanicsnv

Utah FORGE: Well 58-32 Granite Core Thermal Properties Test Results Report (Oct. 2021)

Oct 29, 2021
1.12 MB
Publicly accessible
This is a presentaiton from Metarock Laboratories on the thermal properties of Utah FORGE well 58-32 granite core. The presentation includes pictures of core samples, core details for the samples (sample depths and size), sample thermal expansion test results, and radial velocity ...
Authors
Laboratories, M. Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forgeegswell 58-32well 58-32 granite thermal propertiesutah forge granite thermal propertieswell 58-32 graniterock thermal propertiesthermal expansiontesttestinggranite testingcore testinggranite core testingradial velocity testingradial velocitythermal expansion testingutah forge granitethermal propertiesforgetemperaturepresentationtemperature monitoringwell datacharacterizationcore data

Utah FORGE: Documentation on Discrete Fracture Network and Fracture Propagation Modelling

Feb 07, 2023
6.04 MB
Publicly accessible
This dataset includes reports and a slide presentation on discrete fracture network (DFN) generation and hydraulic fracture modeling at the Utah FORGE site. It details the characterization of natural fractures using well log and core data, as well as stochastic modeling techniques...
Authors
Sharma, M. and Cao, M. University of Texas
utah forgegeothermalfracture modellingdiscrete fracture modellingfracture propagation modellingutah forge fracture modellingdfnwell 16a78-32well 58-32fracture propagationegsenhanced geothermal systemsstimulationprocessed data

GLADE Project: Lessons Learned Document

Aug 28, 2026
16.29 MB
Curated
Lessons Learned document for the GLADE Geothermal Drilling project in the DJ Basin, Colorado. The Geothermal Limitless Approach to Drilling Efficiencies (GLADE) project was undertaken to evaluate whether advanced oil and gas drilling practices could be adapted to improve geotherm...
Authors
Rhodes, R. OXY USA Inc.
geothermalenergylessons learneddj basincoloradogladedrillingegs

Utah FORGE: Well 16B(78)-32 Cuttings X-Ray Diffraction Data

Apr 20, 2025
17.99 kB
Publicly accessible
X-ray diffraction (XRD) results from cuttings samples collected during drilling of Utah FORGE well 16B(78)-32. The dataset includes XRD data for 77 samples taken between 3,120 and 10,977 feet measured depth (from the Kelly Bushing, 31 feet above ground level), with sampling interv...
Authors
Jones, C. Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forgewell 16bwell 16b78-32xrdx-rayx-ray diffractionmineralogymineralspetrographywell cuttings analysismineral abundancetrace mineralsweight percentsubsurface geologygeologyrock cuttingsmeasured depthkelly bushingprocessed dataegs

Utah FORGE: Report on the Thermal Properties of Wells 16A(78)-32 & 58-32 Granite

May 04, 2021
2.71 MB
Publicly accessible
This is a report from Metarock Laboratories on the thermal properties of Utah FORGE wells 16A(78)-32 & 58-32 granite. The report includes pictures of core samples, core details for the samples (where the sample was taken and the size of the sample), sample thermal expansion test r...
Authors
Laboratories, M. et al Energy and Geoscience Institute at the University of Utah
geothermalutah forgeegswell 16a78-32 granite thermal propertieswell 58-32 granite thermal propertiesutah forge granite thermal propertieswell 58-32 granitewell 16a78-32 graniterock thermal propertiesmetarock reportwell 58-32well 16a78-32granite thermal propertiesthermal expansiontestteststestinggranitesamplecore samplereportcore datahydrostaticradial velocitymeasurement

Testing for Controlled Rapid Pressurization

Sep 03, 2014
297.13 kB
Publicly accessible
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...
Authors
Knudsen, S. Sandia National Laboratories
geothermalpressurizationegsgas-gassocorro test siterhyolitegas-gas pressurizationw1boreholerapid pressurizationcontrolledcoreexperimentexplosivesolidworksdrawingcadwellborestimulationhydraulicmaterialsystemhigh temperatureenergeticdownhole

Preliminary Analysis of Stress in the Newberry EGS Well NWG 55-29

Jan 01, 2011
1.78 MB
Publicly accessible
As part of the planning for stimulation of the Newberry Volcano Enhanced Geothermal Systems (EGS) Demonstration project in Oregon, a high-resolution borehole televiewer (BHTV) log was acquired using the ALT ABI85 BHTV tool in the slightly deviated NWG 55-29 well. The image log rev...
Authors
Davatzes, N. and Hickman, S. National Energy Technology Laboratory
geothermalegsenhanced geothermal systemnewberryoregonnewgenstress analysiswell dataenhanced geothermal systemsstresspublicationmonitoring4d

Utah FORGE 2-2446: Closing the Loop Between In-Situ Stress Complexity and EGS Fracture Complexity 2024 Annual Workshop Presentation

Aug 26, 2024
70.79 MB
Publicly accessible
This is a presentation on Closing the Loop Between In-Situ Stress Complexity and EGS Fracture Complexity by Lawrence Livermore National Laboratory, presented by Matteo Cusini. The video discusses the combination of high-fidelity simulations and true-triaxial block fracturing tests...
Authors
Cusini, M. et al Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forgein-situ stressegs fractureegs fracturesfracturesrock fractureshydraulic fracturesegs stimulationsfracingminifracdiagnostic fracture injection teststress magnitudesstress directionslawrence livermore national labratoryllnlegs

Utah FORGE 5-2428: Coupled Investigation of Fracture Permeability Impact on Reservoir Stress and Seismic Slip 2024 Annual Workshop Presentation

Aug 27, 2024
99.9 MB
Publicly accessible
This is a presentation on the Coupled Investigation of Fracture Permeability Impact on Reservoir Stress and Seismic Slip Behavior by Lawrence Livermore National Laboratory, presented by Kayla Kroll. This presentation addresses testing and modelling related to the dependency of EG...
Authors
Kroll, K. et al Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forgeegsgeomechanicsfracturesvelocity step testfluid pressureshear fracture strengthcore flood testspermeabilitylaser profilometryreservoir modellinglawrence livermore national laboratoryllnlvideopresentation

Modeling Responses of Naturally Fractured Geothermal Reservoir to Low-Pressure Stimulation

Jan 01, 2012
4.09 MB
Publicly accessible
Hydraulic shearing is an appealing reservoir stimulation strategy for Enhanced Geothermal Systems. It is believed that hydro-shearing is likely to simulate a fracture network that covers a relatively large volume of the reservoir whereas hydro-fracturing tends to create a small nu...
Authors
Fu, P. and Carrigan, C. Lawrence Livermore National Laboratory
geothermalhydraulic fracturinghydraulic shearingreservoir stimulationreservoir modelingdiscrete fracture networkenhanced geothermal systemegshydro-shearing

Geomechanical Modeling for Thermal Spallation Drilling

Aug 24, 2011
382.95 kB
Publicly accessible
Wells for Engineered Geothermal Systems (EGS) typically occur in conditions presenting significant challenges for conventional rotary and percussive drilling technologies: granitic rocks that reduce drilling speeds and cause substantial equipment wear. Thermal spallation drilling,...
Authors
Walsh, S. et al Lawrence Livermore National Laboratory
geothermalgeomechanical modelingthermal spallation drillingengineered geothermal systemsegsgeodynnumerical modeling

Post-Test SEM Examination of Brady Core, Desert Peak Core, and Stripa Granite Samples

Dec 23, 2015
73.15 MB
Publicly accessible
As part of the shear-induced permeability test of Brady well BCH-03, Desert Peak well DP 35-13, and Stripa granite samples, the three post-test (reacted) rock samples were examined using a Scanning Electron Microscope (SEM). The SEM images of the core and elemental analysis are in...
Authors
Kneafsey, T. et al Lawrence Berkeley National Laboratory
geothermalenergystripa granitebrady welldesert peakwell databch-03dp 35-13egsshearpermeability testpermeabilitysemscanning electron microscopetiffrastermetasedimentary mudstonesilicified rhyolitetuffrhyoliteash-flowcoreelemental analysis

EGS Collab Experiment 1: In-situ observation of pre-, co and post-seismic shear slip preceding hydraulic fracturing

May 22, 2018
136.27 MB
Publicly accessible
Understanding the initiation and arrest of earthquakes is one of the long-standing challenges of seismology. Here we report on direct observations of borehole displacement by a meter-sized shear rupture induced by pressurization of metamorphic rock at 1.5 km depth. We observed the...
Authors
Guglielmi, Y. et al Lawrence Berkeley National Laboratory
geothermalenergyegsegs collabsurfsanford underground research facilityseismicinjection teststimulationslip vectorshearaxialdisplacementpressureborehole displacementdeformationsimfipprobeboreholee1-ipre-slipco-seismicslippost-seismicaftersliphydraulicfracturingin-situ

Updated Overpressures and Permeability Values for PNNL's StimuFrac Fluid

Apr 06, 2016
471.63 kB
Publicly accessible
A corrigendum was submitted to the journal of Geothermics on our article "Environmentally friendly, rheoreversible, hydraulic-fracturing fluids for enhanced geothermal systems" Shao et al Geothermics 58 (2015) 22-31. In the original article some permeability values were underesti...
Authors
Shao, H. et al Pacific Northwest National Laboratory
geothermalstimuli-responsivefracking fluidcorrigendumgeothermicshydraulic fracturingstimulationegsreservoirfluid

Utah FORGE 2-2446: Connecting In Situ Stress and Wellbore Deviation to Near-Well Fracture Complexity using Phase-Field Simulations

Jan 30, 2025
10.44 MB
Publicly accessible
This report presents a series of numerical experiments investigating the relationships among near-well fracture complexity, in situ stress conditions, and wellbore deviation. Using a phase-field modeling approach, the study explores how factors such as stress regimes, wellbore ori...
Authors
Cusini, M. and Fei, F. Lawrence Livermore National Laboratory
geothermalenergyutah forgephase fieldnumerical simulationnear wellbore fracture nucleationegsnear-wellfracture complexityin situ stresswellbore deviationphase-field modelingnumerical solutionsfracture nucleationgeos modelingstress regimesfracture propagationrock mechanicstechnical report

Improved Microseismicity Detection During Newberry EGS Stimulations

Oct 01, 2013
23.03 kB
Publicly accessible
Effective enhanced geothermal systems (EGS) require optimal fracture networks for efficient heat transfer between hot rock and fluid. Microseismic mapping is a key tool used to infer the subsurface fracture geometry. Traditional earthquake detection and location techniques are oft...
Authors
Templeton, D. Lawrence Livermore National Laboratory
geothermalegsseismicitymicroseismicitystimulationfracturereservoirearthquakesmonitoringmicroseismicseismicnewberry

Improved Microseismicity Detection During Newberry EGS Stimulations

Nov 01, 2013
214.5 kB
Publicly accessible
Effective enhanced geothermal systems (EGS) require optimal fracture networks for efficient heat transfer between hot rock and fluid. Microseismic mapping is a key tool used to infer the subsurface fracture geometry. Traditional earthquake detection and location techniques are oft...
Authors
Templeton, D. Lawrence Livermore National Laboratory
geothermalegsseismicitymicroseismicitystimulationfracturereservoirngds content modelusgin content modelinduced seismicitynewberrymicroearthquakemonitoringmeasurementdetectionhydrualic

Project Red: Monitoring Well 73-22 Geophysical and Mud Logging Data 2022

Jul 30, 2025
19.14 MB
Awaiting release
This dataset contains open-hole geophysical and mud logging measurements acquired in 2022 from Monitoring Well 73-22 in the Blue Mountain Geothermal Field, Humboldt County, Nevada. Data were collected by Baker Hughes, Baker Atlas, Horizon Well Logging, and other service providers ...
Authors
Dadi, S. et al Fervo Energy
geothermalenergyblue mountainblue mountain geothermal fieldegsnevadahumboldt county73-22monitoring wellproject redgeothermal well logswell logsgeophysical loggingmud loggingacoustic slownesscompressional slownessshear slownessstoneley wavemonopole acousticdipole acousticazimuthal anistropygamma ray logresistivity logneutron porositydensity logcaliper logborehole conditionsbulk modulusshear modulusmechanical propertieslithologyalteration mineralsfracturesgas detectionlasraw dataprocessed datafervo
<< Previous12345Next >>
Google Map
  • About the GDR
  • Partners & Sponsors
  • Disclaimers
  • Developer Services
  • The GDR provides free access to data generated from projects funded by the U.S. Department of Energy's Office of Geothermal.
  • Content is available under Creative Commons Attribution 4.0 unless otherwise noted.

Privacy Policy Notification

This site uses cookies to store and share user preferences with other OpenEI sites, and uses Google Analytics to collect anonymous user information such as which pages are visited, for how often, and what searches or other webpages may have led users here. You can prevent Google Analytics from recognizing you on return visits to this site by disabling cookies on your browser or by installing a Google Analytics Opt-out Browser Add-on. By clicking "Accept" you agree this site can store cookies on your device and disclose information to OpenEI and Google Analytics in accordance with our privacy policy.

OpenEI Privacy Policy Google Analytics Terms of Service