Acknowledgements Research, fieldwork, and data access were supported by: - Optim Inc., Reno, NV (www.optimsoftware.com), Bill Honjas and Satish Pullammanappallil. - The Nevada Applied Research Initiative, Dick Bjur. - The Nevada Seismological Laboratory, especially James N. Brune, Glenn Biasi, and John G. Anderson. - The CEMAT Project of the UNR Foundation. - The U.S. Department of Energy under instruments numbered DE-FG07-02ID14311 and DE-FG36-02ID14311, managed through the DOE Golden Field Office, and Lisa Shevenell and Mark Coolbaugh of the Great Basin Center for Geothermal Energy at UNR. - The U.S. Geological Survey (USGS), Department of the Interior, under USGS award numbers 03HQGR006D and 05HQGR0078; and Bill Stephenson. - The University of California Lawrence Livermore National Laboratory under the auspices of the U.S. Dept. of Energy under Contract No. W-7405-Eng-48. We are particularly indebted to Jane Long, Shawn Larsen, Dave McCallen, Arthur Rodgers, Jeff Wagoner, and Hrvoje Tkalcic for their very effective collaboration. - The Seismic Monitoring task of the Yucca Mountain Project, Harry Reid Center at UNLV, under the auspices of the U.S. Dept. of Energy. - The instruments used in parts of the field program were provided by the PASSCAL facility of the Incorporated Research Institutions for Seismology (IRIS) through the PASSCAL Instrument Center at New Mexico Tech. Data collected during those experiments will be available through the IRIS Data Management Center. The facilities of the IRIS Consortium are supported by the National Science Foundation under Cooperative Agreement EAR-0004370 and by the Department of Energy National Nuclear Security Administration. We wish to thank Willie Zamora, Steve Azevedo, and Marcos Alvarez for all their help over the years. - GNS Science, Lower Hutt, New Zealand, especially Stuart Henrys, Vaughn Stagpoole, Bill Stephenson, Jian Zhang, Peter Barker, and Graeme McVerry. GIS databases kindly provided by David Heron and Rafael Benites of GNS Science. - Victoria University of Wellington, New Zealand, especially Euan Smith, Martha Savage, Tim Stern, and John Townend. - The U.S. Department of State and Fulbright New Zealand, Mele Wendt and Peggy Tramposch. - University of Texas El Paso, Texan Instrument Center, Steve Harder, Randy Keller, and Galen Kaip. - The Engineering Geophysical Lab at UNLV, especially Jim O'Donnell, and Barbara Luke, who maintains the authoritative geotechnical database for Las Vegas at http://www.ce.unlv.edu/egl/lv_archives/ . - The Geosciences Dept. at UNLV, Cathy Snelson and Wanda Taylor. - Black Eagle Consulting, Inc., Reno, NV, Larry Johnson and Ted Beeston. Disclaimers This report and the materials linked below were prepared as an account of work sponsored by an agency of the United States Government. Neither the United States Government nor any agency thereof, nor any of their employees, makes any warranty, express or implied, or assumes any legal liability or responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product, or process disclosed, or represents that its use would not infringe privately owned rights. Reference herein to any specific commercial product, process or service by trade name, trademark, manufacturer, or otherwise does not necessarily constitute or imply its endorsement, recommendation, or favoring by the United States Government or any agency thereof. The views and opinions or authors expressed herein do not necessarily state or reflect those of the United States Government or any agency thereof. Any measurements and observations made within approximately 50 km of Yucca Mountain, Nevada, and specifically any locations or magnitudes of seismic events, are preliminary information only. Please contact the Yucca Mountain Project Technical Library (http://www.ocrwm.doe.gov/) to obtain quality-assured technical data relating to seismic activity, ground conditions, or other natural phenomena near Yucca Mountain. The information included in these documents is intended to improve earthquake preparedness; however, it does not guarantee the safety of an individual structure or facility. The State of Nevada does not assume liability for any injury, death, or property damage that occurs in connection with an earthquake.