Earthquake Research

Walter, J. I., P. Ogwari, A. Thiel, F. Ferrer, I. Woelfel, J. C. Chang, A. P. Darold, and A. A. Holland (2019), The Oklahoma Geological Survey Statewide Seismic Network, Seismol. Res. Lett., in press.

Huang, G. D., A. Savvaidis, and J. I. Walter (2019), Mapping the 3-D Lithospheric Structure of the Greater Permian Basin in West Texas and Southeast New Mexico for Earthquake Monitoring, J. Geophys. Res., in press.

Rosson, Z., J. I. Walter, T. Goebel, and X. Chen (2019), Narrow spatial aftershock zones for induced earthquake sequences in Oklahoma Geophys. Res. Lett., https://doi.org/10.1029/2019GL083562.

Goebel, T., Z. Rosson, E. E. Brodsky, and J. I. Walter (2019), Aftershock deficiency of induced earthquake sequences during rapid mitigation efforts in Oklahoma, Earth and Planet. Sci. Lett., 522: 135-143, https://doi.org/10.1016/j.epsl.2019.06.036.

Regmi, N., and J. I. Walter (2019), Detailed Mapping of Shallow Landslides in Eastern Oklahoma and Potential Triggering by Oklahoma Earthquakes, Geomorphology, https://doi.org/10.1016/j.geomorph.2019.05.026.

Skoumal, R. J., J. O. Kaven, and J. I. Walter (2019), Characterizing seismogenic fault structures in Oklahoma using a relocated template matched catalog, Seismol. Res. Lett., https://doi.org/10.1785/0220190045.

Walton, M. A. L., E. C. Roland, J. I. Walter, S. P. S. Gulick, and P. J. Dotray (2019), Seismic velocity structure across the 2013 Craig, Alaska rupture from aftershock tomography: Implications for seismogenic conditions, Earth and Planet. Sci. Lett., 507: 94-104, https://doi.org/10.1016/j.epsl.2018.11.021.

Walter, J. I., C. Frohlich, and T. Borgfeldt (2018), Natural and induced earthquakes in the Texas and Oklahoma Panhandles, Seismol. Res. Lett., https://doi.org/10.1785/0220180105.

Scales, M. M., H. R. DeShon, M. B. Magnani, J. I. Walter, L. Quinones, T. L. Pratt, and M. J. Hornbach (2017), A Decade of Induced Slip on the Causative Fault of the 2015 MW 4.0 Venus Earthquake, Northeast Johnson County, Texas, J. Geophys. Res.: Solid Earth, 122, https://doi.org/10.1002/2017JB014460.

Goebel, T. H. W., J. I. Walter, K. Murray, and E. E. Brodsky (2017), Comment on “How will induced seismicity in Oklahoma respond to decreased saltwater injection rates?” by C. Langenbruch and M. D. Zoback, Science Advances, 3:8, https://doi.org/10.1126/sciadv.1700441.

Chen, X., C. Pennington, J. Haffener, J. C. Chang, X. He, Z. Zhan, S. Ni, and J. I. Walter (2017), The Pawnee earthquake as a result of the interplay among injection, faults and foreshocks, Scientific Reports, 7: 4945, https://doi.org/10.1038/s41598-017-04992-z.

Walter, J. I., J. C. Chang, and P. J. Dotray (2017), Foreshock seismicity suggests gradual differential stress increase in the months prior to the 3 September 2016 Mw 5.8 Pawnee earthquake, Seismol. Res. Lett., 88(4), https://doi.org/10.1785/0220170007.

Marsh, S. M. and Holland, A. A. (2016), Comprehensive Fault Database and Interpretive Fault Map of Oklahoma. 15 pages. 2 plates with supplement. Oklahoma Geological Survey Open File Report OF2-2016. 

Document (PDF) | Plate 1 (PDF) | Plate 2 (PDF) | GIS-compatible files (ZIP)

Holloway, S. D., Holland, A. A., and Keller, G. R. (2016), Oklahoma Fault Database Contributions from the Oil and Gas Industry. 9 pages. 1 plate with supplement. Oklahoma Geological Survey Open File Report OF1-2016. 
Document (PDF) | Plate 1 (PDF) | GIS-compatible files (ZIP)

Darold, A. P., A. A. Holland (2015) Preliminary Oklahoma Optimal Fault Orientations, Oklahoma Geological Survey Open-File Report, OF4-2015.
Document (PDF) | GIS compatible files (ZIP) | GeoTiff (TIF)

Holland, A. A. (2015), Preliminary Fault Map of Oklahoma, Oklahoma Geological Survey Open File Report, OF3-2015.
Plate 1 (PDF) | Supplement (PDF) | GIS compatible files (ZIP)

Darold, A. P., A. A. Holland, J. K. Morris, and A. R. Gibson (2015), Oklahoma Earthquake Summary Report 2014, Okla. Geol. Surv. Open-File Report, OF1-2015, 56.
Document (PDF) | Appendix B (PDF)

Holland, A., G. R. Keller, A. Darold, K. Murray, and S. Holloway (2014), Multidisciplinary Approach to Identify and Mitigate the Hazard from Induced Seismicity in Oklahoma, in Amer. Geophys. Union Fall Meeting, edited, Amer. Geophys. Union, San Francisco, CA. (PDF)

2017-03-01: OGS Statement on USGS Maps of Potential Ground-Shaking Hazards 2017 (PDF)

April 21, 2015 OGS Statement on Oklahoma Earthquakes (PDF)

USGS OGS Joint Press Release May 5, 2014 (PDF)

OGS Fluid Injection Induced Seismicity Workshop, July 16, 2013 Summary (PDF)

OGS Statement about the cause of 2011 Prague Earthquake Sequence (PDF)

Other Information on Triggered or Induced Seismicity

Darold, A., A. A. Holland, C. Chen, and A. Youngblood (2014), Preliminary Analysis of Seismicity Near Eagleton 1-29, Carter County, July 2014, Okla. Geol. Surv. Open-File Report, OF2-2014, 17. (PDF)

Holland, A. A. (2013), Preliminary Analysis of the 2013 Love County Earthquake Swarm, Oklahoma Geological Survey Open File Report, OF1-2013 (2013.9.30), 19. (PDF)

Holland, A.A., 2013. Earthquakes Triggered by Hydraulic Fracturing in South-Central Oklahoma, Bull. Seismol. Soc. Am., 103, 1784-1792, doi:10.1785/0120120109. (PDF)

Holland, A. (2011). Examination of Possibly Induced Seismicity from Hydraulic Fracturing in the Eola Field, Garvin County, Oklahoma, Oklahoma Geological Survey Open-File Report, OF1-2011. (PDF)

Holland, A.A. and A.P. Darold (2015), Are earthquakes triggered by hydraulic fracturing more common than previously recognized?, Geological Society of America South Central Section Meeting, Stillwater OK, March 19-20, 2015. (PDF)

Darold, A.P. and A.A. Holland (2015), Analysis of Seismicity Coincident with Hydraulic Fracturing of a Well in Southwest Oklahoma, Geological Society of America South-Central Section Meeting, Stillwater OK, March 19-20, 2015. (PDF)

Holland, A., G. R. Keller, A. Darold, K. Murray, and S. Holloway (2014), Multidisciplinary Approach to Identify and Mitigate the Hazard from Induced Seismicity in Oklahoma, in Amer. Geophys. Union Fall Meeting, edited, Amer. Geophys. Union, San Francisco, CA. (PDF)

Holland A.A., 2013. Induced Seismicity from Fluid Injection and Draft Best Practices, Ground Water Protection Council Annual Forum, Sept. 23-24, 2013. (PDF)

Holland A.A., 2013. Potential for induced seismicity within Oklahoma, Ground Water Protection Council UIC Conference, January 22-24, 2013. (PDF)

Holland, A.A., 2012. Earthquakes Possibly Triggered by Hydraulic Fracturing in Southeastern Oklahoma, Seismol. Res. Lett., 83, 452. (PDF)

Holland, A.A., 2012. Insights into Oklahoma's Increased Seismicity Aided by Incorporation of the Transportable Array in Regional Earthquake Monitoring, presented at 2012 Fall Meeting, AGU, Abstract 1494708. (PDF)

Holland, A.A. and G.R. Keller, 2012.  Concerns About the Potential for Induced Seismicity Associated with the Mississippian Play: Perceived or Real?, Oklahoma Geological Survey Mississippian and Arbuckle Workshop, Oct. 31, 2012. (PDF)

Holland, A.A., Toth, C.R. & Baker, E.M., 2013. Probabilistic Seismic Hazard Assessment and Observed Ground Motions for the Arcadia, Oklahoma, Dam Site, Oklahoma Geological Survey Special Publication, SP2013-01, 63. (PDF) and Supplement (PDF)

Baker, E. M., and A. A. Holland (2013), Probabilistic Seismic Hazard Assessment of the Meers Fault, Southwestern Oklahoma: Modeling and Uncertainties, Okla. Geol. Surv. Special Publication, SP2013-02, 17. (PDF)

Darold, A. P., A. A. Holland (2015) Preliminary Oklahoma Optimal Fault Orientations Oklahoma Geological Survey Open-File Report, OF4-2015.
OF4-2015 (PDF) | GIS Files (ZIP) | Image (GeoTiff)

Holland, A. A. (2015), Preliminary Fault Map of Oklahoma, Oklahoma Geological Survey Open File Report, OF3-2015.
PF3-2015 (PDF) | GIS Files (ZIP) | Supplement (PDF)

Darold, A. P., A. A. Holland, J. K. Morris, and A. R. Gibson (2015), Oklahoma Earthquake Summary Report 2014,Okla. Geol. Surv. Open-File Report, OF1-2015, 56.
OF1-2015 (PDF) | Appendix B (PDF)

Toth, C. R. (2014), Separation of the Earthquake Tomography Inverse Problem to Refine Hypocenter Locations and Tomographic Models: A Case Study from Central Oklahoma, 59 pp, University of Oklahoma, Norman, Oklahoma, USA.
(PDF)

Southern Arcadia Lake, November 2013 Earthquake Swarm; Oklahoma Geological Survey Informational Series 16 (IS16)
IS16 (PDF)

Holland, A.A., 2013. Optimal Fault Orientations within Oklahoma, Seismol. Res. Lett., 84, 876-890. (PDF)

Toth, C.R., Holland, A.A., Keller, G.R. & Holloway, S.D., 2012. P and S Travel Time Tomography Using a Dense Array of Portable Seismographs and Earthquake Sources in Central Oklahoma, presented at 2012 Fall Meeting, AGU, Abstract  1491024. (PDF)

Chen, C., Holland, A.A. & Keller, G.R., 2012. Image crustal structure of eastern Oklahoma City with TOMODD, presented at 2012 Fall Meeting, AGU, Abstract 1492413.

Toth, C.R., Holland, A.A., Keranen, K. & Gibson, A., 2012. Relocation and Comparison of the 2010 M4.3 and 2011 M5.6 earthquake sequences in Lincoln County, Oklahoma, Seismol. Res. Lett., 83, 419. (PDF)

Holland, A.A., Gibson, A.R., Chen, C., Keller, G.R. & Luza, K.V., 2011. Incorporating Near Real-time Transportable Array Data into the Regional Seismic Network, Seismol. Res. Lett., 82, 358. (PDF)

Holland, A.A., 2011. Analysis of the Jones, Oklahoma, Earthquake Swarm, Seismol. Res. Lett., 82, 327. (PDF)