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Microseismic Evidence For Bookshelf Faulting In Western Montana, Ellen Mcgough Smith
Microseismic Evidence For Bookshelf Faulting In Western Montana, Ellen Mcgough Smith
Graduate Student Theses, Dissertations, & Professional Papers
One of the most seismically active regions in the western United States, far from any major plate boundary, is the Intermountain Seismic Belt (ISB). On 6 July 2017, a M5.8 earthquake occurred 11 km southeast of Lincoln, Montana within the ISB. This was the largest earthquake to occur in the state of Montana since the 1959 M7.3 Hebgen Lake earthquake. Data from the University of Montana Seismic Network (UMSN), the Montana Regional Seismic Network (MRSN), and the United States Geological Survey (USGS) were used to investigate the aftershock sequences following the M5.8 Lincoln event. We have manually picked P- and …