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 1 - 25 of 484.
Show results per page.
Order by:
Available Now:
Filters
Topic
Technologies
Demonstration Sites
Data Type
"acoustic fracture characterization"×

Penn State Lab Testing Fluid-Rock Interaction in Geothermal Reservoirs

Jan 01, 2018
5.53 GB
Publicly accessible
This project focused on assessment and discovery of fluid-rock interaction in geothermal reservoirs. We accomplished work in four main areas: 1) fracture formation and the relationship between fluid flow and shear failure, 2) assessment of fracture geometry and fluid permeability ...
Authors
Madara, B. et al Pennsylvania State University
geothermalenergylab testingfracture formationshear failurefluid flowfracture geometryfluid permeabilityacoustic measurementsinjectionseismicitytriaxial experimentsdynamic stressingreservoir permeabilityfracture flowpermeability evolutionacoustic fracture characterizationfrictional stabilitydynamic triggeringinjection induced seismicityinduced seismicityshear slipshear flowberea sandstonewesterly graniteegsacoustic emissionslab earthquakes

EGS Collab Experiment 2: Wireline Geophysical Well Logs

Jul 09, 2019
2.05 GB
Publicly accessible
This is the full wireline geophysical datasets for characterization of the EGS Collab Experiment #2 testbed. A metadata fill is included within the dataset explaining the logs, fracture picks, etc. Eleven boreholes were drilled for this testbed and each one was logged with north s...
Authors
Ulrich, C. and Schwering, P. Lawrence Berkeley National Laboratory
geothermalenergyegs collabsurfhydraulicfracturingstimulationsanford underground research facilityexperimentegsgeophysicswirelinewell dataprocessed dataraw dataexcelwellcadleadsouth dakota

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

Reservoir Stimulation Optimization with Operational Monitoring for Creation of EGS

Sep 15, 2014
21.38 MB
Publicly accessible
EGS field projects have not sustained production at rates greater than 1/2 of what is needed for economic viability. The primary limitation that makes commercial EGS infeasible is our current inability to cost-effectively create high-permeability reservoirs from impermeable, igneo...
Authors
A., C. Pacific Northwest National Laboratory
geothermalstressvolume expansionpermeabilityfracturingrheoreversible fluidsxmtacoustic emissionlaboratory scaleegsigneous rockacoustic signaturefracture responsex-ray microtomography

Utah FORGE: Slide-Hold-Slide Experiments on Gneiss at Increased Temperature

Jul 25, 2023
4.1 GB
Publicly accessible
Included are data from triaxial, single-inclined-fracture friction experiments. The experiments were performed with slide-hold-slide protocol on Utah FORGE gneiss at increased temperature. With a ~10 MPa normal stress, temperatures vary between experiments from room temperature u...
Authors
Eijsink, A. and Elsworth, D. Pennsylvania State University
geothermalenergyfrictionsingle inclined fractureslide-hold-slideacoustic dataacoustic emissionpassive acousticgeophysicsfracturereactivationgneissutah forgeegsfriction dataactive acousticvelocity data

Utah FORGE: Pump and Probe Test on a Mated Fracture Westerly Granite Sample

May 19, 2024
4.45 GB
Publicly accessible
This dataset contains results from a pump and probe experiment conducted on a mated fracture Westerly Granite sample with a diameter of 1 inch and a height of 2 7/8 inches. The experiment was performed within an aluminum triaxial pressure vessel (TEMCO) to investigate the non-line...
Authors
Klinghammer, H. et al Pennsylvania State University
utahforgeexperimentraw datatransduceracousticswesterlygraniteverasonicsaxialconfiningtriaxialtemcolvdtpump and probegeomechanicsgeophysicswesterly granitemated fractureaxial pressure

EGS Collab Experiment 1: Wireline Geophysical Well Logs

Jan 08, 2018
1.23 GB
Publicly accessible
This is the full wireline geophysical datasets for characterization of the EGS Collab Experiment #1 testbed on the 4850 level. A metadata file is included within the dataset explaining the logs, fracture picks, etc. Eight boreholes were drilled for this testbed and each one was lo...
Authors
Schwering, P. Lawrence Berkeley National Laboratory
geothermalenergyegs collabsurfhydraulicfracturingstimulationsanford underground research facilityexperimentegswirelinegeophysicswell lograw dataprocessed datawellcad4850experiment 1e1injection wellproduction wellobotpdbpdtpsbpst

Utah FORGE: Pump and Probe Test on an Intact Westerly Granite Sample

May 21, 2024
3.95 GB
Publicly accessible
This dataset contains results from a pump and probe experiment conducted on an intact Westerly Granite sample with a diameter of 1 inch and a height of 1 3/8 inches. The experiment was performed within an aluminum triaxial pressure vessel (TEMCO) to investigate the non-linear acou...
Authors
Klinghammer, H. et al Pennsylvania State University
utahtriaxialacousticsexperimentconfiningaxialprobingtransducerverasonicstemcoraw datalvdtpump and probegeomechanicsgeophysicswesterly graniteaxial pressure

Utah FORGE: Laboratory Fault Reactivation and Permeability Evolution During Fluid Injection

Sep 15, 2025
182.35 GB
Publicly accessible
This dataset contains results from controlled shear reactivation experiments performed on cylindrical Westerly and granitoid granite samples with a single inclined fracture. Laboratory faults were pre-loaded near failure and reactivated by fluid injection to examine relationships ...
Authors
Elsworth, D. et al Pennsylvania State University
geothermalenergyinduced seismicityutah forgewesterly granitegranitoidpermeabilityshear stimulationegsfault reactivationfluid injectionpermeability evolutionseismicityacoustic emissionssingle inclined fractureshear stresspore pressuretriaxial testingmechanical datageomechanicsraw dataprocessed dataacoustic data

Utah FORGE 3-2417: DAS-derived Moment Tensors from the 16A/16B Stimulation April, 2024

Aug 22, 2025
1.41 MB
Publicly accessible
This dataset contains a catalog of moment tensors derived from distributed acoustic sensing (DAS) data acquired during stimulation of Utah FORGE Well 16A, conducted between April 3 and April 7, 2024. The data were generated as part of the FOGMORE (Fiber Optic MOnitoring for Reserv...
Authors
Vera Rodriguez, I. et al Rice University
geothermalenergyutah forgedasmicroseismicmoment tensorenhanced geothermalegsfogmoresilixa16a stimulationdistributed acoustic sensingfiber opticsseismic monitoringstimulationmicroseismicitycarinaidasseismic inversiongeophysicssubsurface characterizationseismic momentconfidence indexcondition numbermoment catalogprocessed data

Utah FORGE 3-2417: Simulations for Distributed Acoustic Sensing Strain Signatures as an Indicator of Fracture Connectivity

Jan 01, 2023
21.99 MB
Publicly accessible
This dataset encompasses simulations of strain signatures from both hydraulically connected and "near-miss" fractures in enhanced geothermal systems (EGS). The files and results are presented from the perspective of digital acoustic sensing's (DAS) potential to differentiate the t...
Authors
Ward-Baranyay, M. et al Rice University
geothermalenergyforgeutah forgeegsmilfordutahcomsoldfnmatlabsimulationnear-miss fracturedasdistributed acoustic sensingmodelingstrainfogmoregeophysicshydrogeomechanicssub-nanostraincodestimulation

Reservoir Stimulation Optimization with Operational Monitoring for Creation of EGS

Sep 25, 2013
65.42 MB
Publicly accessible
EGS field projects have not sustained production at rates greater than half of what is needed for economic viability. The primary limitation that makes commercial EGS infeasible is our current inability to cost-effectively create high-permeability reservoirs from impermeable, igne...
Authors
A., C. Pacific Northwest National Laboratory
geothermalfracturing fluidmonitoringxmtnmracousticrheologypermeabilityegsigneous rock

Utah FORGE: Laboratory Data for Emergent Pore Pressure Heterogeneity Controlling Slip Timing and Microseismicity

Mar 02, 2026
45.1 MB
Publicly accessible
Included are experimental data recorded from shear experiments that explore the effects of pore pressure heterogeneity on microseismic character and fault slip timing resulting from shear reactivation of laboratory faults. Raw mechanical and acoustic data from 15 experiments are i...
Authors
Elsworth, D. et al Pennsylvania State University
geothermalenergyinduced seismicitypore pressure heterogeneitygeomechanicsshear experimentsinjection rateutah forgeegsfault reactivationmicroseismicityacoustic emissionsfault slip timinglaboratory datatriaxial deformationgranitoid coresfluid injectionraw data

Seismic Survey 2016 Data at Crescent Valley, Nevada

Dec 04, 2023
469.57 GB
Publicly accessible
In September 2016, 989 vertical-component seismic instruments were deployed for 75 hours at the Crescent Valley greenfield geothermal play area in Nevada. Data were recorded 12/9/16 12/15/16. Data are stored in individual files in one-minute increments in SEGD formats. See the met...
Authors
Lord, N. et al University of Wisconsin Madison
geothermalenergywholescaleseismicdatageophysicscrescent valleyhydrothermalcharacterizationsegdsubterpermeabilitymappinggreenfieldnevadasp1fracturesurveygeophone

DCIF (Directional Cooling-Induced Fracturing) Westerly Granite AE Borehole Damage Effect Test (Task 3-0)

Jan 27, 2022
162.51 MB
Publicly accessible
Directional Cooling-Induced Fracturing (DCIF) experiments were conducted on three rectangular Westerly granite blocks (width=depth=4.0", height=2.0") which were preheated to 200, 400, and 600 degree C to induce damage (microcracks) with varying degrees. Liquid nitrogen was poured...
Authors
Nakagawa, S. Lawrence Berkeley National Laboratory
geothermalenergydirectional cooling induced fracturingdcifdirectional cooling-induced fracturingdamage effect testfracturemicrocrackthermal stressacoustic emissionaccousticsthermal fracturefailure testraw dataprocessed datastressbiaxial stresswesterly graniteborehole damage effecttestwesterlygranite

Utah FORGE 5-2419: Seismicity-Permeability Relationships Probed via Nonlinear Acoustic Imaging 2025 Workshop Presentation

Sep 18, 2025
128.96 MB
Publicly accessible
This is a presentation on the Seismicity-Permeability Relationships Probed via Nonlinear Acoustic Imaging project by Pennsylvania State University, presented by Derek Elsworth. The project's objectives were to explore controls and acoustic signatures of aseismic through seismic ev...
Authors
Elsworth, D. Pennsylvania State University
geothermalenergyutah forgeegsseismicitypermeabilitynonlinear acoustic imagingfracture reactivationfriction stabilitystress statestimulationgeomechanics2025 annual workshoppresentationpresentation recordingpresentation slidesreport

Utah FORGE: Laboratory Shear Experiments Linking Fault Roughness, Friction, Permeability, and P-Wave Characteristics

Aug 20, 2025
23.22 GB
Publicly accessible
This dataset contains results from five laboratory shear experiments on gneiss and granitoid samples from the Utah FORGE site, conducted at Penn State University. The experiments investigate links between fault surface roughness, frictional behavior, permeability, and P-wave acous...
Authors
Eijsink, A. et al Pennsylvania State University
geothermalenergyfrictionroughnessutah forgeegslaboratory datamodeled datashear experimentsfault mechanicspermeabilityp-waveacoustic transmissivityfault roughnessrate-and-state frictionbiaxial deformationgneissgranitoidoptical profilometrykeyencersfit3000mechanical dataacoustic datafault zone propertiesgeomechanicsrock physicsgeothermal reservoir characterization

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

Utah FORGE: Hydraulic Fracture Width Determination Using Stoneley Wave Pressure Testing and Electrical Borehole Scans

Oct 06, 2023
1 MB
Publicly accessible
This report provides insights into Utah FORGE well 58-32's hydraulic fractures. It utilizes both electrical borehole scans from Schlumberger's Formation Micro-scanner Image tool (FMI) and Stoneley waves from a borehole sonic tool. These methods are combined in a comprehensive work...
Authors
Hornby, B. Hornby Geophysical Services, LLC
geothermalenergyfmistonely wavesformation micro-scanner image toolhydraulic fractureshydraulic fractureelectric borehole scansfracturesutah forgeutah forge well fracturespressure testingutah forge fracture reportborehole sonic toolegsfracture widthreportschlumbergerwave analysisworkflowfracture characterization58-32reservoir characterization

Project Red: Well 34A-22 Casing Integrity, Trajectory, Cement Bond, and Mudlog Data 2022

Jul 30, 2025
11.23 MB
Awaiting release
This dataset contains borehole logging data acquired in March-July 2022 from Fervo Energy geothermal wells in the Blue Mountain Geothermal Field, Humboldt County, Nevada. The submission includes casing inspection and cement evaluation logs, directional and trajectory measurements,...
Authors
Dadi, S. et al Fervo Energy
geothermalenergygeothermal wellswell loggingborehole loggingblue mountain geothermal fieldhumboldt countynevadafervoschlumbergerhalliburtonhorizonbm 34a24-23-22bm 34a31-23-22blue mountain 34alascasing inspectioncement bondacoustic cement evaluationtrajectory logsdirectional logsmudloglogsraw dataprocessed data

DCIF Westerly Granite AE Stress Effect Test (Task 3-1)

Jul 08, 2021
216.62 MB
Publicly accessible
Directional Cooling-Induced Fracturing (DCIF) experiments were conducted on rectangular Westerly granite blocks (width=depth=4.0", height=2.0"). Liquid nitrogen was poured in a small, 1"-diameter copper cup attached to the top of the sample, and the resulting acoustic emissions (A...
Authors
Nakagawa, S. and Trzeciak, M. Lawrence Berkeley National Laboratory
geothermalenergythermal fracturingstress measurementfracturingprocessed datageophysicsstress testinggranitewesterly granitestressmicrofracturefracturedatatemperatureacoustic emissionacoustic emission locationacoustic emission rate

Laboratory data for characterizing acoustic emissions during differential stress-driven and pore-pressure-driven failure in granite

Sep 20, 2026
Size unavailable
Curated
This dataset contains acoustic-emission (AE), ultrasonic-transmission, permeability, and hydromechanical measurements from triaxial laboratory experiments comparing differential stress-driven and pore-pressure-driven failure in saturated, thermally cracked Barre granite at 80 degr...
Authors
Nakata, N. and Pec, M. Lawrence Berkeley National Laboratory
geothermalenergyaegranitelaboratory experimentpermeabilityfracture networksstressstrainseismic monitoringraw datatraffic lightdifferential stress

Utah FORGE: Fluid Injection-Rate Controls on Seismic Moment from Laboratory Fault Reactivation Experiments

Sep 16, 2025
5.43 GB
Publicly accessible
This dataset contains experimental and acoustic data from shear reactivation tests that investigate the relationship between fluid-injection rate, pore pressure distribution, and seismic moment during laboratory fault slip. It includes raw mechanical data and acoustic emission rec...
Authors
Elsworth, D. et al Pennsylvania State University
geothermalenergyinduced seismicityegsgeomechanicsutah forgegranitoidlaboratory experimentsfault reactivationshear slipfluid injectioninjection ratepore pressurepore pressure distributionseismic momentacoustic emissionspermeabilitytriaxial testingshear stressaxial displacementpressure vesselmechinical datatime-series dataraw dataprocessed datamatlab

DEMO-FTES DAS Data

Jan 28, 2025
Size unavailable
In progress
? This data set is afrom distributed acoustic sensing (DAS) fiber installed by the EGS Collab Project in their 4100 testbed. This testbed is being used by the DEMO-FTES project to perform a fracture thermal energy storage (FTES) experiment in this testbed. The DAS data was collect...
Authors
Sirota, D. Pacific Northwest National Laboratory
geothermalenergydasthermal energy storageftes

Utah FORGE: Phase 2C Topical Report

Dec 11, 2019
147.81 MB
Publicly accessible
This is the topical report that wraps up the work and results achieved during Utah FORGE Phase 2C. The zip file includes several folders containing (1) an overview; (2) the results; (3) the lessons learned; and (4) the conclusions. It also contains a folder containing appendices i...
Authors
Moore, J. et al Energy and Geoscience Institute at the University of Utah
geothermalenergyforgeutah forgeutah forge phase 2c reportphase 2c topical reportutah forge phase 2cegsmoderate rate injection testsmicroseismicdistributed acoustic sensingdasseismic reflection surveygravity measurementsinsarstimulatednumerical reservoir modelsalluvium-granitoidinjection testingmilfordroosevelt hot springsoverviewresultslessonslearnedconclusionspermittingcharacterizationsitedata inventoryconceptualgeologicmodelgeophysicsseismicgravitygeologyfeasibilitytechnicalinjection testmicroseismicityremote sensingmodelingstimulation
12345Next >>
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