> Presentations

The Spatio-Temporal Evolution of Induced Seismicity Clusters in Oklahoma and Southern Kansas, Earthquake Science Center Seminars, U.S. Geological Survey, Menlo Park, 2017-06-29.  [ Video ]

Evolution of Stress and Induced Seismicity at the Enhanced Geothermal System in Soultz-sous-Foręts, France, Earthquake Science Center Seminars, U.S. Geological Survey, Menlo Park, 2014-08-06.  [ Video ]


 > Selected Publications

2021

In situ continuous monitoring of borehole displacements induced by stimulated hydrofracture growth
Y. Guglielmi, P. Cook, F. Soom, M. Schoenball, P. Dobson, T. Kneafsey
Geophysical Research Letters, 48, e2020GL090782. doi:10.1029/2020GL090782[ Abstract ]

2020

Using a deep neural network and transfer learning to bridge scales for seismic phase picking
C. Chai, M. Maceira, H. J. Santos-Villalobos, S. V. Venkatakrishnan, M. Schoenball, W. Zhu, W., G. C. Beroza, C. Thurber and the EGS Collab Team
Geophysical Research Letters, 47, e2020GL088651. doi:10.1029/2020GL088651[ Abstract ] [ PDF ]

Creation of a mixed-mode fracture network at meso-scale through hydraulic fracturing and shear stimulation
M. Schoenball, J.B. Ajo-Franklin, D. Blankenship, C. Chai, P. Dobson, T.J. Kneafsey, H.A. Knox, M. Maceira, M.C. Robertson, P. Sprinkle, C. Strickland, D. Templeton, P.C. Schwering, C. Ulrich, T.J. Wood and the EGS Collab Team
Journal of Geophysical Research: Solid Earth, 125, e2020JB019807, doi:10.1029/2020JB019807[ Abstract ] [ PDF ]

A Stochastic Study of Flow Anisotropy and Channelling in Open Rough Fractures
S. Marchand, O. Mersch, M. Selzer, F. Nitschke, M. Schoenball, J. Schmittbuhl, B. Nestler, T. Kohl
Rock Mechanics and Rock Engineering, 53, 233-249 doi:10.1007/s00603-019-01907-4[ Abstract ] [ PDF ]

2019

Clustering in fluid-induced seismicity and what it tells us about its source
M. Schoenball
In SEG Annual Meeting 2019, San Antonio, Texas, doi:10.1190/segam2019-3215187.1[ Abstract ]

Microseismic monitoring of meso-scale stimulations for the DOE EGS Collab project at the Sanford Underground Research Facility
M. Schoenball, J. Ajo-Franklin, D. Blankenship, P. Cook, P. Dobson, Y. Guglielmi, P. Fu, T. Kneafsey, H. Knox, P. Petrov, M. Robertson, P. Schwering, D. Templeton, C. Ulrich, T. Wood, and the EGS Collab Team
In 44th Workshop on Geothermal Reservoir Engineering, Stanford, California[ Abstract ] [ PDF ]

2018

How faults wake up: the Guthrie-Langston, Oklahoma earthquakes
M. Schoenball, F.R. Walsh, M. Weingarten and W.L. Ellsworth
The Leading Edge, 37(2), 810-816, doi:10.1190/tle37020810.1[ Abstract ] [ PDF ]

Irregular Focal Mechanisms Observed at Salton Sea Geothermal Field: Possible Influences of Anthropogenic Stress Perturbation
A. T. Crandall-Bear, A. J. Barbour, M. Schoenball
In 43th Workshop on Geothermal Reservoir Engineering, Stanford, California.   [ Abstract ] [ PDF ]

2017

A systematic assessment of the spatio-temporal evolution of fault activation through induced seismicity in Oklahoma and southern Kansas
M. Schoenball and W.L. Ellsworth
Journal of Geophysical Research, 122(12), 10189-10206 doi:10.1002/2017JB014850[ Abstract ] [ PDF ]

Waveform relocated earthquake catalog for Oklahoma and Southern Kansas illuminates the regional fault network
M. Schoenball and W.L. Ellsworth
Seismological Research Letters, 88(5), 1252-1258, doi:10.1785/0220170083[ Abstract ] [ Catalog ]

Quantifying the heterogeneity of the stress field using borehole data
M. Schoenball and N.C. Davatzes
Journal of Geophysical Research, 122(8), 6737-6756, doi:10.1002/2017JB014370[ Abstract ] [ PDF ]

Analysis of borehole breakout development using continuum damage mechanics
D.P. Sahara, M. Schoenball, E. Gerolymatou and T. Kohl
International Journal of Rock Mechanics and Mining Sciences, 97, 134-143, doi:10.1016/j.ijrmms.2017.04.005[ Abstract ]

Geodetic slip model of the MW 5.8 3 September, 2016 Pawnee, Oklahoma, earthquake: Evidence for fault zone collapse
F.F. Pollitz, C.W. Wicks, M. Schoenball, W.L. Ellsworth and M.H. Murray
Seismological Research Letters, 88(4), 983-993, doi:10.1785/0220170002[ Abstract ] [ PDF ]

2016

Analysis and interpretation of stress indicators in deviated wells of the Coso Geothermal Field
M. Schoenball, J.M.G. Glen and N.C. Davatzes
In 41th Workshop on Geothermal Reservoir Engineering, Stanford, California.   [ Abstract ] [ PDF ]

Geologic Setting of the West Flank: A FORGE Site Adjacent to the Coso Geothermal System
A. Sabin, K. Blake, M. Lazaro, D. Blankenship, M. Kennedy, J. McCulloch, S. DeOreo, S. Hickman, J. Glen, O. Kaven, M. Schoenball, C. Williams, G. Phelps, J. Faulds, N. Hinz, W. Calvin, D. Siler and A. Robertson-Tait
In 41th Workshop on Geothermal Reservoir Engineering, Stanford, California.   [ Abstract ] [ PDF ]

2015

Induced seismicity in geothermal reservoirs: A review of forecasting approaches
E. Gaucher, M. Schoenball, O. Heidbach, A. Zang, P.A. Fokker, J.-D. van Wees and T. Kohl
Renewable & Sustainable Energy Reviews, 52, 1473-1490, doi:10.1016/j.rser.2015.08.026[ Abstract ] [ PDF ]

Differentiating induced and natural seismicity using space-time-magnitude statistics applied to the Coso Geothermal Field
M. Schoenball, N.C. Davatzes and J.M.G. Glen
Geophysical Research Letters, 42, 6221-6228, doi:10.1002/2015GL064772[ Abstract ] [ PDF ]

Induced seismicity in geothermal reservoirs: Physical processes and key parameters
E. Gaucher, M. Schoenball, O. Heidbach, A. Zang, P. Fokker, J.-D. van Wees and T. Kohl
In World Geothermal Congress 2015, Melbourne, Australia.   [ Abstract ] [ PDF ]

Analysis of stress heterogeneities in fractured crystalline reservoirs
D.P. Sahara, M. Schoenball, T. Kohl and B.I.R. Müller
In World Geothermal Congress 2015, Melbourne, Australia.   [ Abstract ] [ PDF ]

Natural or induced: Identifying natural and induced swarms from pre-production and co-production microseismic catalogs at the Coso Geothermal Field
M. Schoenball, J.O. Kaven, J.M.G. Glen and N.C. Davatzes
In 40th Workshop on Geothermal Reservoir Engineering, Stanford, California.   [ Abstract ] [ PDF ]

2014

Impact of fracture networks on borehole breakout heterogeneities in crystalline rock
D.P. Sahara, M. Schoenball, T. Kohl and B.I.R. Müller
International Journal of Rock Mechanics and Mining Sciences, 71, 301-309, doi:10.1016/j.ijrmms.2014.07.001[ Abstract ] [ PDF ]

Large magnitude events during injections in geothermal reservoirs and hydraulic energy: A heuristic approach
C. Baujard, M. Schoenball, T. Kohl and L. Dorbath
Geothermics, 52, 140-152, doi:10.1016/j.geothermics.2014.07.002[ Abstract ] [ PDF ]

Forward modelling of seismicity rate changes in georeservoirs with a hybrid geomechanical-statistical prototype model
A.H. Hakimhashemi, M. Schoenball, O. Heidbach, A. Zang and G. Grünthal
Geothermics, 52, 185-194, doi:10.1016/j.geothermics.2014.01.001[ Abstract ] [ PDF ]

Time-dependent brittle creep as mechanism for time-delayed wellbore failure
M. Schoenball, D.P. Sahara and T. Kohl
International Journal of Rock Mechanics and Mining Sciences, 70, 400-406, doi:10.1016/j.ijrmms.2014.05.012[ Abstract ] [ PDF ]

Change of stress regime during geothermal reservoir stimulation
M. Schoenball, L. Dorbath, E. Gaucher, J.F. Wellmann and T. Kohl
Geophysical Research Letters, 41, 1163-1170, doi:10.1002/2013GL058514[ Abstract ] [ PDF ]

Economic evaluation of geothermal reservoir performance through modeling the complexity of an operating EGS
S. Held, A. Genter, T. Kohl, T. Kölbel, J. Sausse and M. Schoenball
Geothermics, 51, 270-280, doi:10.1016/j.geothermics.2014.01.016[ Abstract ] [ PDF ]

2013

The peculiar shut-in behavior of the well GPK2 at Soultz-sous-Forets
M. Schoenball and T. Kohl
GRC Transactions, 37:217-220.  [ Abstract ] [ PDF ]

Flow anisotropy in sheared fractures with self-affine surfaces
M. Schoenball, M. Selzer, N. Kühnle, B. Nestler, J. Schmittbuhl and T. Kohl
European Geothermal Congress, PS2-05, 7 p.  [ Abstract ] [ PDF ]

2012

The role of triggering by static stress transfer during geothermal reservoir stimulation
M. Schoenball, C. Baujard, T. Kohl and L. Dorbath
Journal of Geophysical Research, 117, B09307, doi:10.1029/2012JB009304[ Abstract ] [ PDF ]

2010

Fluid-induced microseismicity in pre-stressed rock masses
M. Schoenball, T.M. Müller, B.I.R. Müller and O. Heidbach
Geophysical Journal International, 180, 813-819, doi:10.1111/j.1365-246X.2009.04443.x[ Abstract ] [ PDF ]

2006

New galactic open cluster candidates from DSS and 2MASS imagery
M. Kronberger, P. Teutsch, B. Alessi, M. Steine, L. Ferrero, K. Graczewski, M. Juchert, D. Patchick, D. Riddle, J. Saloranta, M. Schoenball and C. Watson
Astronomy & Astrophysics, 447(3), 921-U53, doi:10.1051/0004-6361:20054057[ Abstract ] [ PDF ]