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 26 - 50 of 354.
Show results per page.
Order by:
Available Now:
Filters
Topic
Technologies
Demonstration Sites
Data Type
"fracture network evolution"×

Utah FORGE: Updated Discrete Fracture Network Model 2025

Jul 24, 2025
3.3 GB
Publicly accessible
The Utah FORGE 2025 v1 DFN (fracture model) includes 131 discrete planar fractures which were identified using combined site data sets to capture flow pathways between wells 16A(78)-32 and 16B(78)-32 following stimulation activities in 2022 and 2024. It also includes stochastic fr...
Authors
Finnila, A. WSP
geothermalenergyutah forgedfndiscrete fracture networkfracturesfracture modellingfracture geometrywell 16a78-32well 16b78-32fracturefracture positionfracture sizeprocessed datapositionorientationsizeupdateplanar fracturesegsreservoir characterization

Utah FORGE: Laboratory Experiments Examining the Effect of Thermal and Mechanical Processes on Hydraulic Transmissivity Evolution

Apr 03, 2023
858.13 kB
Publicly accessible
Using laboratory slide-hold-slide experiments, at temperatures from 22 to 200 degrees C, to examine effects of fracture reactivation and quasi-static loading on the evolution of fluid transport properties of simulated fractures in Westerly granite. At all temperatures, the in-plan...
Authors
Lockner, D. et al United States Geological Survey
geothermalenergyutah forgehydraulic transmissivityfluid-rock interactionsshear fracturessealinggranite

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

Utah FORGE: Evaluation of Potential Geochemical Responses to Injection in the FORGE Geothermal Reservoir

Apr 03, 2019
324.78 kB
Publicly accessible
Plugging of fracture porosity from mineral precipitation due to injecting cold water into a a geothermal reservoir can impact the overall permeability of the fracture network in the reservoir. This can have serious ramifications on the efficiency of the geothermal resource. Geoche...
Authors
Patil, V. and Simmons, S. Energy and Geoscience Institute at the University of Utah
geothermalenergyforge-utahgeochemistrynumerical modelingfractureinjection testporosityfracture networkmodelingwell 58-32well datastimulationdrillingroosevelt hot springswell 45-3reservoirmineralsthermalaqueousquartzcalciteillitekaolinitephpolythermalreaction pathutah forgeegsmilfordutahenergy geoscience institute

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

Newberry EGS Demonstration: Stimulating the Existing Fracture Network Report

Mar 10, 2014
10.4 MB
Publicly accessible
The Newberry Volcano EGS Demonstration in central Oregon, a 3 year project started in 2010, tests recent technological advances designed to reduce the cost of power generated by EGS in a hot, dry well (NWG 55-29) drilled in 2008. First, the stimulation pumps used were designed to ...
Authors
Cladouhos, T. et al AltaRock Energy Inc
geothermalegsdiverter materialmicroseismic monitoringtemperature monitoringgroundwater monitoringnewgendemonstrationstimulationhydraulic

First Tracer Test After Circulation in Desert Peak 27-15

Nov 16, 2013
87.08 kB
Publicly accessible
Following the successful stimulation of Desert Peak target EGS well 27-15, a circulation test was initiated by injecting a conservative tracer (1,5-nds) in combination with a reactive tracer (7-amino-1,3-naphthalene disulfonate). The closest production well 74-21 was monitored ove...
Authors
Rose, P. University of Utah
geothermaltracer testcirculation testconservative tracerreactive traceregstracerstimulation

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

Utah FORGE 4-2492: Design and Implementation of Innovative Stimulation Treatments to Maximize Energy Recovery 2025 Workshop Presentation

Sep 18, 2025
274.17 MB
Publicly accessible
This is a presentation and materials on the Design and Implementation of Innovative Stimulation Treatments to Maximize Energy Recovery Efficiency at the Utah FORGE Site project by The University of Texas at Austin, presented by Professor Mukul M. Sharma. The project's objectives w...
Authors
Sharma, M. The University of Texas at Austin
geothermalenergyutah forgeegs2025 annual workshophydraulic fracturingstimulation designfracture networkcluster efficiencyreservoir connectivitygeothermal energyhorizontal wellsfracture optimizationpresentationpresentation recordingpresentation slidesreport

Utah FORGE: 2023 Large Upscaled Discrete Fracture Network Models

Oct 02, 2023
7.83 GB
Publicly accessible
This dataset includes the data and a report on the large upscaled discrete fracture network modeling done for the Utah FORGE project in 2023. The FORGE modeling team is making five discrete fracture network (DFN) realizations of a large reservoir model available to researchers. Th...
Authors
Finnila, A. Energy and Geoscience Institute at the University of Utah
geothermalenergydfnfracturesutah forgeegs fracture modelwspforgeegslarge upscaled dfnroosevelt hot springswell 16a78-32reservoir engineeringfracmanengineered geothermal systemsstimulationmodellingpermeabilityporosityreservoir modelingdiscrete fracture networkreservoir propertiesfracture modeling

Utah FORGE: Stimulation Crosswell Strain Response Fiber Optic Monitoring Report April 2024

Apr 03, 2024
6.43 MB
Publicly accessible
This report documents the use of fiber optic Rayleigh frequency shift (RFS) Distributed Strain Sensing (DSS), Distributed Temperature Sensing (DTS), and microseismic data recorded during the hydraulic fracture stimulation of well 16A(78)-32, as detected in the offset well 16B(78)-...
Authors
Jurick, D. et al Neubrex Energy Services (US), LLC
geothermalenergystrainmicro seismicdtsdssrfs dsshydraulic fracturingfault reactivationfracture driven interactionfdifrac hitsdistributed temperature sensingdistributed strain sensingprocessed datareportutah forgeneubrexcrosswellfiber optic monitoringgeophysicsstimulation

Utah FORGE 5-2615: Shear Enhanced Permeability In a Granitoid Fracture Presentation Slides

Feb 28, 2024
2.51 MB
Publicly accessible
Provided here is a set of presentation slides detailing stress-dependent permeability in FORGE granitoid fractures and how fracture slip affects permeability. It outlines empirical correlations between permeability, stress, and fracture aperture, emphasizing that mechanically clos...
Authors
Ghassemi, A. and Ye, Z. University of Oklahoma
geothermalenergyutah forgeegsfacture slippermeabilitystress-dependent permeabilitygranitoid fracturefracture networkstimulationapertureinjectionflow testshear testreservoir stressreportdata analysis

Fully Coupled Geomechanics and Discrete Flow Network Modeling of Hydraulic Fracturing for Geothermal Applications

Jan 01, 2011
5.25 MB
Publicly accessible
The primary objective of our current research is to develop a computational test bed for evaluating borehole techniques to enhance fluid flow and heat transfer in enhanced geothermal systems (EGS). Simulating processes resulting in hydraulic fracturing and/or the remobilization of...
Authors
Fu, P. et al Lawrence Livermore National Laboratory
geothermalgeothermal reservoir modelinghydraulic fracturingdiscrete flow networkfluid flowheat transferenhanced geothermal systemegsnon-isothermal unsaturated flow and transportnuft code

Utah FORGE: Well 16A(78)-32 Core-Flooding Experiment Results

Apr 04, 2024
5.56 MB
Publicly accessible
This dataset contains core-flood experimental results from the Utah FORGE project, generated through laboratory tests at Lawrence Livermore National Laboratory. The experiments were conducted at temperatures of 100C and 200C using core samples from the 16A(78)-32 well. The primary...
Authors
Smith, M. et al Lawrence Livermore National Laboratory
geothermalenergycorefloodutah forgecore testinggeochemistrypermeabilityegscore-flood experimenthydraulic fractureconfining pressureeffluent chemistrybrine chemistrypressure measurementsflowratecore sample16a78-32fluidsphtemperaturefracture evolutionconcentrationprocessed data

Utah FORGE: QuantumPro Well 16A(78)-32 and 16B(78)-32 Stimulation and Circulation Tracer Test Results 2024

Jan 07, 1970
5.38 MB
Publicly accessible
This dataset includes results and supporting documentation from tracer tests conducted in 2024 at Utah FORGE. The tests involved injecting nanoparticle tracers into injection well 16A(78)-32 and monitoring their recovery in production well 16B(78)-32 to assess hydraulic connectivi...
Authors
Guo, Q. et al QuantumPro Inc.
geothermalenergy16b78-3216a78-32tracersquantumproutah forge16a16bstimulationcirculationflotrac nanoparticle tracernanoparticle tracertracer datatracer testegshydraulic connectivitytechnical reportprocessed dataflow contributiontracer recoveryinter-well flow mappingfracture networksampling process

Utah FORGE 5-2615: Thermo-poromechanical Response of Fractured Rock 2023 Annual Workshop Presentation

Sep 08, 2023
77.11 MB
Publicly accessible
This is a presentation on the Experimental Determination and Modeling-Informed Analysis of Thermo-poromechanical Response of Fractured Rock for Application to Utah FORGE project by the University of Oklahoma, presented by Dr. Ahmad Ghassemi, McCasland Chair Prof. The project objec...
Authors
Ghassem, A. University of Oklahoma
geothermalenergyannual workshop2023utah forgeegsreservoir developmentfracture closuregeophyscisporomechanicalthermo-poromechanicalmicro-seismicitystress redistributionpermeability evolutiondfitpresentationmodel

Utah FORGE: Well 16A(78)-32 Stimulation DFN Fracture Plane Evaluation and Data

Oct 27, 2022
1.63 MB
Publicly accessible
This dataset includes files used to fit planar fractures through the preliminary earthquake catalogs of the three stages of the April 2022 well 16A(78)-32 stimulation which is linked bellow. These planar features have been used to update the FORGE reference Discrete Fracture Netwo...
Authors
Finnila, A. WSP Golder
geothermalenergydfnutah forgestimulationwell stimulationfracingfrackingdiscrete fracture networkwell fracturerock fractureswell fractureswell 16a78-32utah forge wellswell 16a78-32 stimulationexcelcsvpdfegsmodelingcharacterizationforge

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: Triggered 3-Component Surface Nodal Seismic Waveforms from the April 2022 FOAL 1 Experiment

Jun 30, 2026
736.6 MB
Publicly accessible
This package contains triggered 3-component surface nodal seismic waveforms recorded during the FOAL 1 experiment, or FORGE Observation Array Linear #1, which occurred during the April 2022 hydraulic stimulation of well 16A(78)-32 at the Utah FORGE EGS site. This data was utilized...
Authors
Kim, J. et al Rice University
geothermalenergyegsutah forgeforgemicroseismichydraulic stimulationfoal 1forge observation array linear16a32-32april 2022microseismicityinduced seismicitypassive seismic monitoringsurface nodal array3-component seismic datasmartsolominiseedstationxmlevent catalogwell trajectoryfogmoregeophysicsseismic dataprocessed data

EGS Collab Experiment 2: Hydraulic Pressure Test Results

Feb 17, 2023
1.21 GB
Publicly accessible
The EGS Collab experiment 2 was focused on testing shear stimulation techniques. Shear stimulation, in this case, means using hydraulic pressure to cause shear slip on preexisting fracture or fault planes such that the hydraulic conductivity of the fracture or fault increases. The...
Authors
Burghardt, J. et al Lawrence Berkeley National Laboratory
geothermalenergyegs collabsurfhydraulicfracturingstimulationsanford underground research facilityexperimentegswell datashear stimulationprocessed dataraw datacodepythonexcelleadsouth dakota

Utah FORGE 3-2418: Final Report on Wellbore Fracture Imaging Using Inflow Detection Measurements

Aug 22, 2025
31.96 MB
Publicly accessible
This report contains the results of research conducted to make measurements in the FORGE wells to map flowing fractures and estimate their flow magnitudes in real time. Implementation of the project had two substantial goals: (1) to locate flowing fractures at FORGE and estimate t...
Authors
Horne, R. Stanford University
geothermalenergyutah forgewellbore fracturesfracture mappinginflow detectionfluid enthalpyfracture networkflow magnitudeflow ratechemical detectorelectrochemical detectorstanford universitystanfordfinal reporttechnical report

Utah FORGE 3-2418: Wellbore Fracture Imaging Using Inflow Detection 2024 Annual Workshop Presentation

Sep 13, 2024
69.4 MB
Publicly accessible
This is a presentation on the Wellbore Fracture Imaging Using Inflow Detection by Stanford University and Sandia National Laboratory, presented by Roland Horde. This is a video presentation on wells, both before and after stimulation, using chloride or other ions to map fractures ...
Authors
Horne, R. and Schneider, M. Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forgestanford universitystanfordstimulationfracturesfracingsewer camflow magnitudeschloridechloride concentrationion concetrationfracture networkpresentationvideoegs

Utah FORGE: 2024 Stimulations Microseismic Event Catalog from Seismic Surface Network

Jul 29, 2024
Size unavailable
Publicly accessible
This archive provides a a link to a microseismic event catalog of the 2024 stimulations at Utah FORGE. The catalog was derived from data collected with the surface monitoring network consisting of 5 permanent seismic stations deployed by the University of Utah Seismograph Station...
Authors
Niemz, P. et al University of Utah Seismograph Stations
geothermalenergyutah forgeseismic dataseismicstimulationwell 16b78-32 stimulationseismicitystimulation seismic dataegs2024 stimulationcatalogmicroseismic event catalogevent catalogsurface monitoring networkgeophysicsmagnitude calibrationresearch articleprocessed datadata catalogseismograph stationshydraulic fracturingreservoir engineering

Utah FORGE 4-2492: Design and Implementation of Innovative Stimulation Treatments to Maximize Energy Recovery 2023 Annual Workshop Presentation

Sep 08, 2023
194.2 MB
Publicly accessible
This is a presentation on the Design and Implementation of Innovative Stimulation Treatments to Maximize Energy Recovery Efficiency at the Utah FORGE Site project by The University of Texas at Austin, presented by Professor Mukul M. Sharma. The project's objectives were to place f...
Authors
Sharma, M. The University of Texas at Austin
geothermalenergyannual workshop2023utah forgeegsfracture conductivityfracture diagnosticsconnectivityfluid circulationuniform injection profileideal fracture characteristicsstimulationthief zonesflowrateinjection pressurefracture geometryoptimizationenergy recoveryefficiency

Utah FORGE: Microseismic Surface Network Catalogs for Wells 16A(78)-32 and 16B(78)-32 Stimulation 2022 and Circulation 2023

Feb 09, 2024
32.36 kB
Publicly accessible
This dataset includes microseismic surface network catalogs for Utah FORGE. Data were recorded during the stimulation of well 16A(78)-32 in 2022 and the circulation tests between wells 16A(78)-32 and 16B(78)-32 in 2023. Near-surface seismic monitoring during circulation experimen...
Authors
Niemz, P. et al University of Utah Seismograph Stations
geothermalenergyutah forgewell 16a78-32well 16b78-3216a16bmicroseismic datamicroseismiccirculation testcirculationstimulationfracingroosevelt hot springseismic dataseismicegsmicroseismic eventscataloggeophysics
<< Previous123456Next >>
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