Mark D. Zoback
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View article: Implications of earthquakes triggered by massive injection of produced water in saline aquifers for large-scale geologic storage of CO2
Implications of earthquakes triggered by massive injection of produced water in saline aquifers for large-scale geologic storage of CO2 Open
View article: Earthquakes Triggered by Massive Injection of Produced Water in North America:Implications for Large-Scale Geologic Storage of Co2
Earthquakes Triggered by Massive Injection of Produced Water in North America:Implications for Large-Scale Geologic Storage of Co2 Open
View article: Final Technical Report: Center for Mechanistic Control of Unconventional Formations
Final Technical Report: Center for Mechanistic Control of Unconventional Formations Open
The overarching mission of the Center for Mechanistic Control of Unconventional Formations (CMC-UF) was to garner cross-cutting, fundamental, geoscience knowledge to achieve mechanistic control over the strongly coupled nonequilibrium phys…
View article: The Austin Chalk/Eagle Ford Field Laboratory (ACEFFL)
The Austin Chalk/Eagle Ford Field Laboratory (ACEFFL) Open
This project, led by Texas A&M University, developed a science-based field laboratory in the Austin Chalk/Eagle Ford Shale Formation to determine the stimulated reservoir volume created by the fracturing of multiple wells. Utilizing newly …
View article: Criteria and Workflow for Selecting Saline Formations for Carbon Storage
Criteria and Workflow for Selecting Saline Formations for Carbon Storage Open
View article: Shear-Wave Anisotropy Measurements in the Crust from Receiver Functions: An Interplay of Lower and Upper Crustal Anisotropy
Shear-Wave Anisotropy Measurements in the Crust from Receiver Functions: An Interplay of Lower and Upper Crustal Anisotropy Open
We report a study using teleseismic P-wave receiver functions to infer the orientation of the maximum horizontal principal stress from the direction of upper crustal shear-wave velocity anisotropy. We apply an inverse approach using the Ne…
View article: Meeting the challenges of large-scale carbon storage and hydrogen production
Meeting the challenges of large-scale carbon storage and hydrogen production Open
There is a pressing need to rapidly, and massively, scale up negative carbon strategies such as carbon capture and storage (CCS). At the same time, large-scale CCS can enable ramp-up of large-scale hydrogen production, a key component of d…
View article: Author Correction: Multiscale variations of the crustal stress field throughout North America
Author Correction: Multiscale variations of the crustal stress field throughout North America Open
View article: A Methodology for Fueling Mobility Markets with Hydrogen from Natural Gas Plus Carbon Capture and Sequestration
A Methodology for Fueling Mobility Markets with Hydrogen from Natural Gas Plus Carbon Capture and Sequestration Open
View article: Determination of the crustal friction and state of stress in deep boreholes using hydrologic indicators
Determination of the crustal friction and state of stress in deep boreholes using hydrologic indicators Open
We apply binary logistic regression to correlate fracture shear-slip criticality to hydraulic conductivity using data from four deep scientific boreholes in fractured crystalline rocks. In each borehole, an optimized decision boundary is o…
View article: Lithology-controlled stress variations of Longmaxi shale – Example of an appraisal wellbore in the Changning area
Lithology-controlled stress variations of Longmaxi shale – Example of an appraisal wellbore in the Changning area Open
The Longmaxi shale is an extensive, prolific unconventional play in southwestern China. Its development in the Changning area is affected by ineffective hydraulic fracturing (HF) stimulation, fault reactivation and casing damage. It is sus…
View article: Long-term permeability evolution of shale seal rocks with argon and scCO2
Long-term permeability evolution of shale seal rocks with argon and scCO2 Open
View article: Datasets of in situ stress and fracture information of four deep scientific boreholes
Datasets of in situ stress and fracture information of four deep scientific boreholes Open
The data sets contain four MS Excel files with the in situ stress and fracture information from four deep scientific boreholes (Cajon Pass, Long Valley, Nevada Test Site (NTS), and German Continental Deep Drilling Program (KTB)). The raw d…
View article: Datasets of in situ stress and fracture information of four deep scientific boreholes
Datasets of in situ stress and fracture information of four deep scientific boreholes Open
The data sets contain four MS Excel files with the in situ stress and fracture information from four deep scientific boreholes (Cajon Pass, Long Valley, Nevada Test Site (NTS), and German Continental Deep Drilling Program (KTB)). The raw d…
View article: Predicting variations of the least principal stress with depth: Application to unconventional oil and gas reservoirs using a log-based viscoelastic stress relaxation model
Predicting variations of the least principal stress with depth: Application to unconventional oil and gas reservoirs using a log-based viscoelastic stress relaxation model Open
Knowledge of layer-to-layer variations of the least principal stress, S hmin , with depth is essential for optimization of multi-stage hydraulic fracturing in unconventional reservoirs. Utilizing a geomechanical model based on viscoelastic…
View article: Stratigraphically Controlled Stress Variations at the Hydraulic Fracture Test Site-1 in the Midland Basin, TX
Stratigraphically Controlled Stress Variations at the Hydraulic Fracture Test Site-1 in the Midland Basin, TX Open
We investigated the relationship between stratigraphy, stress, and microseismicity at the Hydraulic Fracture Test Site-1. The site comprises two sets of horizontal wells in the Wolfcamp shale and a deviated well drilled after hydraulic fra…
View article: Permeability Evolution of Fractures in Shale in the Presence of Supercritical CO<sub>2</sub>
Permeability Evolution of Fractures in Shale in the Presence of Supercritical CO<sub>2</sub> Open
We experimentally examined the impact of supercritical carbon dioxide (scCO 2 ) on fracture permeability and fracture surface characteristics in shales of various compositions. We measured permeability and fracture normal displacement at d…
View article: Close Observation of Hydraulic Fracturing at EGS Collab Experiment 1: Fracture Trajectory, Microseismic Interpretations, and the Role of Natural Fractures
Close Observation of Hydraulic Fracturing at EGS Collab Experiment 1: Fracture Trajectory, Microseismic Interpretations, and the Role of Natural Fractures Open
Despite the wide application of hydraulic fracturing in enhanced geothermal system (EGS) development and unconventional hydrocarbon production, our understanding of the many factors affecting the propagation of hydraulic fractures has reli…
View article: Stability of the Fault Systems That Host-Induced Earthquakes in the Delaware Basin of West Texas and Southeast New Mexico
Stability of the Fault Systems That Host-Induced Earthquakes in the Delaware Basin of West Texas and Southeast New Mexico Open
The Delaware basin of west Texas and southeast New Mexico has experienced elevated earthquake rates linked spatiotemporally to unconventional petroleum operations. Limited knowledge of subsurface faults, the in situ geomechanical state, an…
View article: Prior oil and gas production can limit the occurrence of injection-induced seismicity: A case study in the Delaware Basin of western Texas and southeastern New Mexico, USA
Prior oil and gas production can limit the occurrence of injection-induced seismicity: A case study in the Delaware Basin of western Texas and southeastern New Mexico, USA Open
We demonstrate that pore pressure and stress changes resulting from several decades of oil and gas production significantly affect the likelihood of injection-related induced seismicity. We illustrate this process in the Delaware Basin (we…
View article: Effects of Supercritical CO2 on Matrix Permeability of Unconventional Formations
Effects of Supercritical CO2 on Matrix Permeability of Unconventional Formations Open
We studied the effects of supercritical carbon dioxide (scCO2) on the matrix permeability of reservoir rocks from the Eagle Ford, Utica, and Wolfcamp formations. We measured permeability using argon before exposure of the samples to scCO2 …
View article: Stress, strain, and mountain building in central Japan
Stress, strain, and mountain building in central Japan Open
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View article: Assessing Fault Slip Potential in a Continuously Varying Stress Field – Application in the Delaware Basin.
Assessing Fault Slip Potential in a Continuously Varying Stress Field – Application in the Delaware Basin. Open
View article: Multiscale variations of the crustal stress field throughout North America
Multiscale variations of the crustal stress field throughout North America Open
The Earth’s crustal stress field controls active deformation and reflects the processes driving plate tectonics. Here we present the first quantitative synthesis of relative principal stress magnitudes throughout North America together wit…
View article: Lund Snee Zoback 2019 State of Stress in North American Unconventional Oil and Gas Producing Basins.pdf
Lund Snee Zoback 2019 State of Stress in North American Unconventional Oil and Gas Producing Basins.pdf Open
The state of stress directly influences several key aspects of unconventional oil and gas development, including both the ideal orientation for drilling horizontal wells and the effectiveness of hydraulic fracturing stimulations. Over the …
View article: Slip Tendency Analysis of Fracture Networks to Determine Suitability of Candidate Testbeds for the EGS Collab Hydroshear Experiment
Slip Tendency Analysis of Fracture Networks to Determine Suitability of Candidate Testbeds for the EGS Collab Hydroshear Experiment Open
Experiment 2 of the EGS Collab project is aimed at testing stimulation by hydro-shearing of existing natural fractures, versus Experiment 1, which is focused on hydraulic fracturing a rock mass to enhance permeability. The main criterion f…
View article: Inducing shear slip in an underground laboratory: Workflow to constrain the full stress tensor demonstrated by application to the Bedretto Underground Laboratory
Inducing shear slip in an underground laboratory: Workflow to constrain the full stress tensor demonstrated by application to the Bedretto Underground Laboratory Open
ISSN:1029-7006
View article: Physics-based forecasting of man-made earthquake hazards in Oklahoma and Kansas
Physics-based forecasting of man-made earthquake hazards in Oklahoma and Kansas Open
View article: The World Stress Map database release 2016: Crustal stress pattern across scales
The World Stress Map database release 2016: Crustal stress pattern across scales Open
View article: Permeability Evolution of Slowly Slipping Faults in Shale Reservoirs
Permeability Evolution of Slowly Slipping Faults in Shale Reservoirs Open
Slow slip on preexisting faults during hydraulic fracturing is a process that significantly influences shale gas production in extremely low permeability “shale” (unconventional) reservoirs. We experimentally examined the impacts of minera…