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University of Illinois Campus Deep Direct-Use Feasibility Study Porosity and Permeability of Rock Formations

Mar 30, 2018
93.1 kB
Publicly accessible
Porosity and permeability data from published and unpublished sources for the St. Peter and Mt. Simon Sandstones in the Illinois Basin.
Authors
Damico, J. et al University of Illinois
geothermalenergyddudeep direct-useuniversity of illinoisillinois basinst. peter sandstoneporositypermeabilitymt. simon sandstoneoil and gas well

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 6-3656: Real-Time Robust Adaptive Traffic Light System and Reservoir Engineering with Machine-Learning-Based Seismicity Forecasting 2026 Workshop Presentation

Sep 30, 2026
63.77 MB
Curated
This is a presentation on Real-Time Robust Adaptive Traffic Light System and Reservoir Engineering with Machine-Learning-Based Seismicity Forecasting and Data-Driven Ground Motion Prediction (RT Forecast) by Lawrence Berkeley National Laboratory, presented by Dr. Nori Nakata. The ...
Authors
Nakata, N. et al Lawrence Berkeley National Laboratory
geothermalenergyutah forgeseismicity forecastingpresentationegsmachine learninginduced seismicityreservoir engineeringtraffic lightgeothermal reservoirreportreal-timeadaptive forecastrock deformationfracturerisk-informed2026 annual workshopdecision makingdecision support

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

EGS Collab Experiment 1: Well Locations and Orientations.

Sep 05, 2018
657.91 kB
Publicly accessible
The EGS Collab is conducting experiments in hydraulic fracturing at a depth of 1.5 km in the Sanford Underground Research Facility (SURF) on the 4850 Level. A total of eight ~60m-long subhorizontal boreholes were drilled at that depth on the western rib of the West Access Drift. S...
Authors
Neupane, G. et al Idaho National Laboratory
geothermalenergyegs collabsigma-vsurfwell locationegsstimulationhydraulicfracturingtestbed 1west access driftsanford underground research facilityboreholesgeophysical monitoringreflex gyroorientationslaser/lidermagnetic orientation survey

Lost Circulation Materials in Geothermal Drilling: Thermal Degradation, Viscosity, Compression, and Flow Loop Tests

Feb 01, 2022
2.29 GB
Publicly accessible
This dataset provides a set of experimental data on the performance of lost circulation materials (LCMs) used in geothermal drilling operations. It includes results from four distinct tests: thermal degradation, viscosity measurements, compression tests, and high-temperature flow ...
Authors
Kibikas, W. et al Sandia National Laboratories
geothermalenergylost circulation materialslcmgeothermal drillingdrillingraw dataprocessed datamass loss measurementslost circulation managementdegradationthermal degradationdegradation patternrheologyfluiddrilliing fluidhigh temperatureflow testcompression testflow loop testsealingviscosity measurements

REE Sorption Study of Seived 50 +100 Mesh Fraction of Media 1 in Brine 1 at Different Concentrations of REE at 70C

Jun 29, 2015
269.69 kB
Publicly accessible
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...
Authors
Garland, G. Tusaar Corp.
geothermalmedia 1brine 1elevated temperature 70c-50 100 seivedph 5.5shakertablemedia #1brine #1-50 +100 seived70csorptionshaker tableshaker testshaker bathsequestrationreerare earth elementsrecoveryextractionmineral recoverybrinebrine studychemistryaqueous chemistryseive

Ionic Fluids for EGS: Thermohydraulic Flow Data for Alternative Geothermal Fluids

Sep 13, 2025
1.65 MB
Publicly accessible
This dataset contains thermohydraulic measurements of fluid flow through single and dual fracture systems under controlled laboratory conditions. Experiments were conducted at Oklahoma State University using various ionic and nonionic fluids, including deep eutectic solvents (DES)...
Authors
Maitra, E. et al Oklahoma State University
geothermalenergyfluid flow and heat transfer in fracturefracture flow distributionalternative geothermal fluidsionic fluid flow in fractureionic liquids as working fluidthermohydraulicsgeothermal fluidsfracture flowionic liquidsdual fracture systemsdeep eutetic solventsdeshigh-temperature testingpressure differentialflow rateraw dataegslaboratory datageochemistryengineered fluids

Supercritical Drilling Materials Analysis: Report on Resources, Challenges, and Needed Technologies

May 01, 2026
19.98 MB
Awaiting release
This report describes a comprehensive review of 49 existing supercritical geothermal wells to inform future geothermal drilling attempts and avoid previous failure points and understand material and testing limitations, while collating information gathered in a publicly accessible...
Authors
Kibikas, W. et al Sandia National Laboratories
geothermalenergysupercriticaldrilling materialswell completionwellborematerial validationmaterial testinglaboratory experimentswell casingcasing connectionscementdrill bitfluid chemistrylost circulation materialslinerdrill stringsmaterial performancefailure pointsliterature reviewsupercritical wellsgeothermal wellsgeochemistrycirculationdrilling fluidstechnical reportnesjavellirhengillreykjaneskraflalarderellocampi flegreinisyroskakkondapunathe geyserssalton sealos humerosmenengai

Development of a Downhole Tool Measuring Real-Time Concentration of Ionic Tracers and pH in Geothermal Reservoirs

Mar 31, 2014
Size unavailable
Publicly accessible
For enhanced or Engineered Geothermal Systems (EGS) geothermal brine is pumped to the surface via the production wells, the heat extracted to turn a turbine to generate electricity, and the spent brine re-injected via injection wells back underground. If designed properly, the sub...
Authors
Hess, R. et al Sandia National Laboratories
geothermalegsdownhole toolreservoir monitoringchemical tracershigh temperature electrochemical sensorhigh temphigh temperatureelectrochemical sensorionic tracersengineered geothermal systems egssandia national labssnldoi 10.1117/12.2051151tracerdownholehigh pressure

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: Optimization of a Plug-and-Perf Stimulation (Fervo Energy)

Feb 08, 2023
6.91 MB
Publicly accessible
Information around the plug-and-perf treatment design at Utah FORGE by Fervo Energy. Objective and Purpose: Develop a multistage hydraulic stimulation approach designed specifically to target the top three factors that control the technical and commercial viability of an EGS sys...
Authors
Norbeck, J. et al Fervo Energy
geothermalenergyutah forgeplug-and-perf stimulationwell stimulationfervo energyplug-and-perfplug and perffervotechnicalassessmentfeasibilityhydraulicstimulationinjection testprocessed datablue mountainnevadaegswell 73-22well 34a-22well 34-22near-field egshorizontal drillingproppantheat in placestate of stressfiber optic sensing

EGS Collab Experiment 1: Continuous Active-Source Seismic Monitoring (CASSM) Data

Apr 25, 2018
5.01 TB
Publicly accessible
The U.S. Department of Energy's Enhanced Geothermal System (EGS) Collab project aims to improve our understanding of hydraulic stimulations in crystalline rock for enhanced geothermal energy production through execution of intensely monitored meso-scale experiments. The first expe...
Authors
Schoenball, M. and Sprinkle, P. Lawrence Berkeley National Laboratory
geothermalenergyegs collabsurfhydraulicfracturingstimulationsanford underground research facilityexperimentegsseismicactive sourceimagingmonitoringcassmcontinuousexperiment 1geophysicshydrophonegeophoneaccelerometerwell instrumentationmeso scale

University of Illinois Campus Deep Direct-Use Feasibility Study Thermal Properties of Geologic Formations in Illinois Basin

Mar 30, 2018
Size unavailable
Publicly accessible
Thermal property data for rocks and and minerals and unconsolidated (glacial) sediments units from within and outside the Illinois Basin were compiled for modeling heat transport in the subsurface.
Authors
Lin, Y. et al University of Illinois
geothermalenergyddudeep direct-useuniversity of illinoisillinois basinthermal propertiesgeologic formationsthermophysics

EGS Collab Experiment 1: Second Set Tracer Test Results

Dec 19, 2019
4.94 MB
Publicly accessible
The EGS Collab project is developing ~10-20 m-scale field sites where fracture stimulation and flow models can be validated against controlled, small-scale, in-situ experiments. The first multi-well experimental site was established at the 4850 level in the Homestake Mine in Lead,...
Authors
Neupane, G. et al Idaho National Laboratory
geothermalenergyegs collabsurftracer testssigma-vc-dotsrhodamine-bfluoresceinbreakthrough curvechloridetracer datahydraulicfracturingsimulationtracerexperimentalegssanford underground research facilityinjectionsodium chloridelithium bromidecesium iodinetestbed 1stimulation

Applications of Geothermally-Produced Colloidal Silica in Reservoir Management Smart Gels

Jan 31, 2013
3.56 MB
Publicly accessible
In enhanced geothermal systems (EGS) the reservoir permeability is often enhanced or created using hydraulic fracturing. In hydraulic fracturing, high fluid pressures are applied to confined zones in the subsurface usually using packers to fracture the host rock. This enhances r...
Authors
Hunt, J. et al Lawrence Livermore National Laboratory
geothermalzonal isolationreservoir managementfluid diversioncolloidal silicasilicacoproduction

EGS Collab Experiment 1: Earth Model Input Files

Dec 19, 2019
411.62 MB
Publicly accessible
The EGS Collab is conducting experiments in hydraulic fracturing at a depth of 1.5 km in the Sanford Underground Research Facility (SURF) on the 4850 Level. A total of eight ~60m-long subhorizontal boreholes were drilled at that depth on the western rib of the West Access Drift. S...
Authors
Neupane, G. and Sigma-V, T. Idaho National Laboratory
geothermalenergyegs collabsurfhydraulicfracturingstimulationsanford underground research facilityexperimentegsexperimentalhydraulic fracturingsubhorizontal boreholeswest access driftgeophysical monitoringjack leg boreholesgeophonestestbed 1earth modelinputmodellingautocadgeologysensorswell databoreholehomestake minegeospatial data

SMP and Fracture Modeling

Oct 01, 2021
8.59 MB
Publicly accessible
The problem of loss circulation in geothermal wells is inherently challenging due to high temperatures, brittle rocks, and presence of abundant fractures. Because of the inherent challenges in geothermal environments, there are limitations in selecting proper lost circulation mate...
Authors
Salehi, S. et al University of Oklahoma
geothermalenergylost circulationfracture sealingshape memory polymerdiscrete element methodsmodelingeconomicdrillingtechnologylost circulation materiallcmsmpprocessed datacfdcomputational fluid dynamicsdem

SMP Preparation, Programming, and Characterization

Oct 01, 2021
1.04 MB
Publicly accessible
The problem of loss circulation in geothermal wells is inherently challenging due to high temperatures, brittle rocks, and presence of abundant fractures. Because of the inherent challenges in geothermal environments, there are limitations in selecting proper lost circulation mate...
Authors
Salehi, S. et al University of Oklahoma
geothermalenergylost circulationfracture sealingshape memory polymerdiscrete element methodsmodelingeconomicdrillingtechnologylost circulation materiallcmsmpprocessed datacfdcomputational fluid dynamicsdem

High-Temperature Inorganic Self-Healing Inorganic Cement Composites

Sep 13, 2017
1.42 MB
Publicly accessible
The data files below summarize the results from various experiments testing properties of high-temperature self-healing inorganic cement composites. These properties include cement-carbon steel bond strength, Young's modulus recovery, matrix recovery strength, and compressive stre...
Authors
Pyatina, T. and Sugama, T. Brookhaven National Laboratory
geothermalenergycarbon steelbond strengthcement-carbon steel bond strength recoveryhigh temperature cementself-healinghigh tempself healingstrength recoveryrepeated damagehigh temperaturescement compositesaged samplesclaypozzolanself-healing cementhigh temperaturepozzolanachemicalinorganiccementhigh-tempcompositeintegritytechnologywellbore

Newberry Volcano Joint Active-Source and Teleseismic P-Wave Tomography Slowness Model and Processing Code

Dec 14, 2015
3.54 GB
Publicly accessible
This dataset contains a three-dimensional seismic slowness model and MATLAB processing code derived from P-wave seismic data collected at Newberry Volcano in central Oregon. The associated study combines active-source first-arrival travel times with teleseismic P-wave delay times ...
Authors
Heath, B. et al University of Oregon
geothermalenergynewberry volcanoseismic tomographyp-waveslownessslowness modelvelocity modelactive-source seismologyteleseismic delay timesjoint inversionupper crustmatlabdeepenprocessed datageophysicssuperhot

Utah FORGE: Triggered DAS and Continuous Downhole Geophone Data from April 2024 Stimulations

Apr 01, 2024
35.23 TB
Publicly accessible
This dataset contains distributed acoustic sensing (DAS) and downhole geophone data collected during the April 2024 stimulation experiments at the Utah FORGE site. DAS data were acquired from well 16B(78)-32 by Neubrex and processed by GeoEnergie Suisse (GES), covering the period ...
Authors
Dyer, B. et al Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forgeegsdasdistributed acoustic sensingseismictriggered eventsgeophonesdownholedownhole seismicneubrexgeoenergie suissegesaprill 2024stimulationhydraulic fracturingcountinuous dataraw dataprocessed datageophysics58-3216b78-3256-32monitoring well

Fracture Sustainability Test, Pre and Post-Test Photomicrographs

Sep 26, 2016
212.12 MB
Publicly accessible
The primary objective of this research is to understand how different rock types, mineral and fluid compositions, and fracture surface textures determine the longevity of fracture apertures, so that selection of reservoir rock can be economically optimized to reduce future refract...
Authors
Dobson, P. et al Lawrence Berkeley National Laboratory
geothermalenergyfracturesustainabilityphotomicrographbrady welldesert peakbch-03dp 35-13xplwell datapre-testpost-testshear-inducedpermeabilityegsreservoirstripa graniteaperturegeologytemperaturebrineshear

Hybrid machine learning model to predict 3D in-situ permeability evolution

Nov 22, 2022
5.58 MB
Publicly accessible
Enhanced geothermal systems (EGS) can provide a sustainable and renewable solution to the new energy transition. Its potential relies on the ability to create a reservoir and to accurately evaluate its evolving hydraulic properties to predict fluid flow and estimate ultimate therm...
Authors
Elsworth, D. and Marone, C. Pennsylvania State University
geothermalenergyegsnewberryhydraulicstimulationprocessed datamachine learningpermeability evolutionhydraulic fracturinginduced seismicityegs collabseismic data analysiswellhead pressureflow ratefracture permeabilitymicroearthquakeenhanced geothermal systems

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
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