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"granitic basement"×

GLADE Project: Final Technical Report

Aug 28, 2026
4.49 MB
Curated
Final Technical Report for the GLADE Geothermal Drilling project in the DJ Basin of 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 geotherma...
Authors
Rhodes, R. OXY USA Inc.
geothermalenergyfinal reportdj basincolorado geothermalgladewell constructiongranitic basementdrillingdrilling practices

Simulation Tools for Modeling Thermal Spallation Drilling on Multiple Scales

Jan 01, 2012
633.76 kB
Publicly accessible
Widespread adoption of geothermal energy will require access to deeply buried resources in granitic basement rocks at high temperatures and pressures. Exploiting these resources necessitates novel methods for drilling, stimulation, and maintenance, under operating conditions that ...
Authors
Walsh, S. et al Lawrence Livermore National Laboratory
geothermalthermal spallation drillingnumerical modelingengineered geothermal systemsegsgranitic basement rocksfluid dynamicsheat transfergrain-scale thermomechanicsunified tool

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

Technology Development and Field Trials of EGS Drilling Systems at Chocolate Mountain

Jan 01, 2012
23.51 MB
Publicly accessible
Polycrystalline diamond compact (PDC) bits are routinely used in the oil and gas industry for drilling medium to hard rock but have not been adopted for geothermal drilling, largely due to past reliability issues and higher purchase costs. The Sandia Geothermal Research Departmen...
Authors
Knudsen, S. et al Sandia National Laboratories
geothermalchocolate mountainsdrillingpdc bitroller conegranitechocolate mountains drillingsynthetic diamondrate of penetrationegslateral vibration spectrumcaliforniacasouthern californiasocaldrilling recordsperformance datadrilling chartsbefore and afterpicturesvibration spectrum

GLADE Project: Pre-Drill Drilling Prognosis

Aug 28, 2026
156.12 MB
Publicly accessible
Pre-Drill drilling prognosis for the GLADE Project wells, GLADE East and GLADE West, 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 ...
Authors
Rhodes, R. OXY USA Inc.
geothermalenergydrilling prognosisgladedj basincoloradowell planswell construction

GLADE Project: Daily Mud Reports

Aug 28, 2026
73.1 MB
Curated
Files include daily mud reports for GLADE East and GLADE West wells in the DJ Basin, Colorado. Reports include daily mud data summaries for each well while drilling. The Mud Reports summarize mud composition and volumes each day throughout the project. The Geothermal Limitless A...
Authors
Rhodes, R. OXY USA Inc.
geothermalenergymud reportsdj basincoloradogladewell constructiondrillingdrilling technologyoperating data

GLADE Project: Well Log Files for GLADE East and GLADE West wells

Aug 27, 2026
449.57 MB
Publicly accessible
Files include Well Log information and raw data files for both GLADE East and GLADE West geothermal wells in the DJ Basin, Colorado. Data can be viewed with a PDF file viewer or log viewer capable of reading .LAS files. Log types included are Cement Bond Logs (CBL's), Mud Logs, a ...
Authors
Rhodes, R. OXY USA Inc.
geothermalenergywell datacoloradolog datadj basinlogstemperaturemud logswireline logcblcement bond logswell construction

GLADE Project: Daily Drilling Reports

Aug 28, 2026
41.37 MB
Publicly accessible
Files include daily operational and drilling reports for GLADE East and GLADE West wells in the DJ Basin of Colorado. Reports include drilling summaries for work done and progress made daily for each well. There is a companion Final Drilling Report that summarizes some of the data...
Authors
Rhodes, R. OXY USA Inc.
geothermalenergygladedj basincolorado geothermaldrilling

GLADE Project: Pre-Drill Permit Plans for GLADE East and GLADE West wells

Aug 28, 2026
999.11 kB
Publicly accessible
Permit Plans for GLADE East and GLADE West wells in the DJ Basin, Colorado. Files contain pre-drill permit information on the siting and anti-collision analysis for the wells. Wellbore trajectories are evaluated to position the wells within and around existing wellbores. Files inc...
Authors
Rhodes, R. OXY USA Inc.
geothermalenergywell plangladedj basincoloradopermittinganticollisionsiting

GLADE Project: Bottom Hole Assembly Summary Data for GLADE East and GLADE West Wells

Aug 28, 2026
1.28 GB
Publicly accessible
Two ZIP files include Bottom Hole Assembly (BHA) summary data and results for both GLADE East and GLADE West wells in the DJ Basin, Colorado. Files contain bit photos, BHA assembly info, and where available post-run reports or logs for each run in each well. Data is separated int...
Authors
Rhodes, R. OXY USA Inc.
geothermalenergybhadrill bitgladebottom hole assemblydj basincolorado

GLADE Project: Pre-Feasibility Economic Evaluation by National Lab of the Rockies

Aug 28, 2026
1.96 MB
Publicly accessible
The Geothermal Limitless Approach to Drilling Efficiencies (GLADE) project was undertaken in Denver-Julesburg (DJ) Basin Colorado to evaluate whether advanced oil and gas drilling practices could be adapted to improve geothermal well construction in deep, hot, hard-rock environmen...
Authors
Mibei, G. et al OXY USA Inc.
geothermalenergyeconomic evaluationdj basincoloradogladetechno-economicclosed-loopegsfeasibilitythermophysicaldrilling costlcoe sensitivity

GLADE Project: Raw EDR Data for GLADE East and GLADE West Wells

Aug 28, 2026
1.28 GB
Curated
Raw EDR (Electronic Drilling Recorder) data for GLADE East and GLADE West wells in the DJ Basin, Colorado. This data was recorded during drilling of both wells and is presented as two zip files. The zip files contain data from different portions of the wells, surface, intermediate...
Authors
Rhodes, R. OXY USA Inc.
geothermalenergyedrelectronic drilling recordergladedj basincoloradodrilling dataraw data

Utah FORGE: Native State Numerical Model 2025 Update

Jan 30, 2026
456.3 MB
Publicly accessible
This dataset contains a three-dimensional native-state numerical model of the Utah FORGE site, updated in 2025, representing thermal, hydraulic, and stress conditions within the granitic reservoir and overlying sedimentary formations. The model domain extends 6 km by 6 km laterall...
Authors
Vazic, B. et al Idaho National Laboratory
geothermalenergyforgenative state modelutah forgeegsnumerical simulationgeothermal reservoirthermal-hydraulic modelingin-situ stressgranitic reservoirmoosesubsurface temperaturepore pressuremesh

New Mexico Play Fairway Analysis: Gamma Ray Logs and Heat Generation Calculations for SW New Mexico

Oct 23, 2015
1.43 MB
Publicly accessible
For the New Mexico Play fairway Analysis project, gamma ray geophysical well logs from oil wells penetrating the Proterozoic basement in southwestern New Mexico were digitized. Only the portion of the log in the basement was digitized. The gamma ray logs are converted to heat pro...
Authors
Kelley, S. New Mexico Bureau of Geology and Mineral Resources
geothermalheat generationgamma logssouthwestern new mexicogamma ray logsoil wellsgamma raypfanew mexiconmsouthwestgeophysicsgeophysicalexplorationdownholeboreboreholewell dataheatgeneration

Colorado Potential Geothermal Pathways

Feb 01, 2012
68.99 kB
Publicly accessible
This layer contains the weakened basement rocks. Isostatic gravity was utilized to identify structural basin areas, characterized by gravity low values reflecting weakened basement rocks. Together interpreted regional fault zones and basin outlines define geothermal "exploration f...
Authors
E., R. Flint Geothermal, LLC
geothermalcoloradobasement weaknessgravityfaultsfluid flowbasement weaknessesarcgisshapefileshape filegeospatialgeospatial datadatageophysicsexplorationpfaplay fairwayanalysissuperheated fluid flowvolcanic activityremote sensingfault detectionanomaly detection

Cornell University Borehole Observatory Sidewall Core Data

Jul 16, 2026
385.18 MB
In progress
This data set includes sidewall core data from well Cornell ESH #1 (API 31109300030000), known as the Cornell University Borehole Observatory, or CUBO. It is a stratigraphic well drilled to characterize potential EGS resources. The Drilling commenced on June 21, 2022 and total dep...
Authors
Tester, J. et al Cornell University
geothermalenergycornell universitycubodeep direct usedistrict heatingddudeep wellwell datadrillingesh-1api 31109300030000appalachian basin

Nevada Play Fairway Steptoe Valley Geodatabase and Modeling Data

Aug 25, 2018
85.56 MB
Publicly accessible
This package contains data and metadata for the 3d thermal model, well lithology logs, gravity grids and depth to basement inversions, play fairway modelling, and ArcGIS geodatabase resources. This project focused on defining geothermal play fairways and development of a detailed...
Authors
Faulds, J. Nevada Bureau of Mines and Geology
geothermalenergynevadaplay fairwaygravitythermal modelsteptoe valleynvgeophysicsmodelingprobe surveypfageodatabasegeospatial datagisarcgisshapefilethermalmodellithologylogsdepth to basementcross sectionwell loggridinversionnv great basin

New Mexico Geothermal Play Fairway Analysis from LANL

Oct 27, 2015
2.57 GB
Publicly accessible
This submission contains geospatial (GIS) data on water table gradient and depth, subcrop gravity and magnetic, propsectivity, heat flow, physiographic, boron and BHT for the Southwest New Mexico Geothermal Play Fairway Analysis by LANL Earth & Environmental Sciences. GIS data is...
Authors
Kelley, R. Los Alamos National Laboratory
geothermaltemperaturebasementwellbottomlocationboronconcentrationdataavailabilitydensitydischargedischarge zonedemgeomorphologyelevationsgroundwatersubcropgradientheat flowheat generationwellsphysiographygeographyrangesprospectivitygeothermometerstructuregeologybouguer gravitymagneticprecambriancrystallinehydrogeologic windowselevationcontourswater tabledepthnew mexicosouthwestlanlpfaplayfairwayanalysiswell locations30ctopographylithiumwatersilicamagnetics contoursgisgeospatial dataarcgismap packagempk

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

Cape EGS and Utah FORGE: Empirical 3D Seismic Velocity Model

Nov 12, 2025
1.08 GB
Publicly accessible
This dataset provides an empirical three-dimensional P and S-wave velocity model covering a 30 x 30 km area and extending to 10 km depth around the Cape Modern EGS and Utah FORGE sites. It incorporates three-dimensional topography and a sediment/basement contact derived from geoph...
Authors
Nakata, N. et al Lawrence Berkeley National Laboratory
geothermalenergyvelocitycape modernseismicseismic velocityvelocity modelp-waves-waveutah forgeenhanced geothermal systemsegscape egssubsurface characterizationnetcdfborehole velocityempirical model3d model

Utah FORGE: Heat Flow Contours and Well Data

Mar 09, 2016
29.85 kB
Publicly accessible
This submission contains a shapefile of heat flow contour lines around the FORGE site located in Milford, Utah. The model was interpolated from data points in the Milford_wells shapefile. This heat flow model was interpolated from 66 data points using the kriging method in Geostat...
Authors
Moore, J. Energy and Geoscience Institute at the University of Utah
geothermalheatflowheatflowmilfordforgeegswellsutahdatashapefileshape filearcgisgeospatial datautah forgeheat flowcontourwell dataresourcecharacterizationroosevelt hot springsprocessed datageostatisticsbasementdepthmodeling

Appalachian Basin Temperature-Depth Maps and Structured Data in support of Feasibility Study of Direct District Heating for the Cornell Campus Utilizing Deep Geothermal Energy

Oct 29, 2019
229.82 MB
Publicly accessible
This dataset contains shapefiles and rasters that summarize the results of a stochastic analysis of temperatures at depth in the Appalachian Basin states of New York, Pennsylvania, and West Virginia. This analysis provides an update to the temperature-at-depth maps provided in the...
Authors
Smith, J. Cornell University
geothermalenergycornell universitylow-temperature geothermalreservoir simulationuncertainty analysisthermal datadistrict heatingdirect-use heatingdduappalachian basinnew york statetechno-economic analysislevelized cost of heat lcohexternality valuesenvironmental valuemonte carlo analysismonte carloeconomiceaheat pumpghpshapefilerastercornellgeospatial data

Fallon FORGE: Seismic Reflection Profiles

Feb 01, 2018
33.35 MB
Publicly accessible
Newly reprocessed Naval Air Station Fallon (1994) seismic lines: pre-stack depth migrations, with interpretations to support the Fallon FORGE (Phase 2B) 3D Geologic model. Data along seven profiles (>100 km of total profile length) through and adjacent to the Fallon site were re-...
Authors
Blankenship, D. et al Sandia National Laboratories
geothermalenergyforgeegsfallonnevadaseismicreflectionvetted-nodepth migrationgeophysicsprocessed dataprestackinterpretedsite mapsurvey mapreprocessed datareprocesseddata

Utah FORGE: Reports on Northwestern Nevada Well Doublet Drilling and Testing by Fervo Energy

Sep 05, 2023
17.51 MB
Publicly accessible
These reports review Fervo Energy's construction of a commercial enhanced geothermal system (EGS). Fervo has qualified full functionality of the system through production testing at commercially relevant operating conditions. The project site is located in a nearfield setting ad...
Authors
Dadi, S. et al Fervo Energy
geothermalenergyfervo energynevada egsenhanced geothermal systemsegshorizontal drillingplug-and-perfutah forgecross-well strainplug-and-perforationhorizontal doubletblue mountainnevadafiber optic sensingwell stimulationfracingfrackingreportdoublet well systemdistributed fiber optic sensingdfosfeasibilityassessment

3D Model of the McGinness Hills Geothermal Area

Dec 31, 2013
39.44 MB
Publicly accessible
The McGinness Hills geothermal system lies in a ~8.5 km wide, north-northeast trending accommodation zone defined by east-dipping normal faults bounding the Toiyabe Range to the west and west-dipping normal faults bounding the Simpson Park Mountains to the east. Within this broad ...
Authors
E. Faulds, J. University of Nevada
geothermal3d modelmcginness hillsmcginness hills geothermal areafaultingtuffstratigraphystratigraphic unitsfaultscross-sectioncross sectiongeologygeologic unitsgeologic contactdatageospatial data
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