Jack Boatwright
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View article: The Hayward Fault—Is it due for a repeat of the powerful 1868 earthquake?
The Hayward Fault—Is it due for a repeat of the powerful 1868 earthquake? Open
First posted August 28, 2018 For additional information, contact: Contact InformationEarthquake Science CenterU.S. Geological Survey345 Middlefield Road, MS 977Menlo Park, CA 94025 On October 21, 1868, a magnitude 6.8 earthquake struck the…
View article: Regional spectral analysis of moderate earthquakes in northeastern North America—Final Report to the Nuclear Regulatory Commission, Project V6240, Task 3
Regional spectral analysis of moderate earthquakes in northeastern North America—Final Report to the Nuclear Regulatory Commission, Project V6240, Task 3 Open
First posted June 21, 2018 For additional information, contact: Earthquake Science CenterU.S. Geological Survey345 Middlefield Road, MS 977Menlo Park, CA 94025 We analyze the Fourier spectra of S+Lg+surface wave groups from the horizontal …