Free Republic

Spurred by renewed fears of the fabled “Big One” shattering the West Coast, the Obama administration on Tuesday promoted stronger earthquake-preparedness efforts as part of a first-of-its-kind White House summit. Private foundation grants will fund new research at universities in California and Washington state, the Forest Service will streamline the placement of seismic monitoring stations and a presidential order will tighten standards for new federal buildings.

The January 30, 2016 M 7.2 earthquake beneath the Kamchatka Peninsula of Russia occurred as the result of oblique-normal faulting at a depth of 180 km. At the location of this earthquake, the Pacific plate is moving towards the west-northwest with respect to the North America and Eurasia plates at a rate of approximately 77 mm/yr. Note that some authors divide this region into several microplates that together define the relative motions between the larger Pacific, North America and Eurasia plates; these include the Okhotsk and Amur microplates that are respectively part of North America and Eurasia. The depth and...