Republican and Democrat, as shown on this new map drawn up by the New York Times of block level place for Granite Lake So. Fault line activity poses a hazard Coastal and Ocean Mapping Program and USGS to map large portions of the Cascadia continental margin in federal waters offshore of Alaska, California, Oregon and. Movement between the tectonic plates at the fault line has generated Mapping Program and USGS to map large portions of th. The quake occurred in an area where theres no known fault lines, the Washington Post reported On the US Geological Surveys hazard maps, it wasnt previously believed there was any risk of seismic. A nowfamiliar map The SpokesmanReview turned to Cornell W Clayton, a political scientist who specializes in the study of polarization He serves as director of the Thomas S Foley Institute of. A 58 magnitude earthquake rattled two of Washington, DCs major landmarks nearly four years ago, causing millions of dollars in damage Now scientists in Virginia are working to map fault lines. Scientists will take a closer look at the underground fault lines that caused last summers earthquake The quake also damaged the Washington Monument, which could remain closed for up to two more. In its most recent iteration of its United States National Seismic Hazard Maps, the United States Geological Survey as well as the smaller earthquakes along the offset fault lines from a 2008 stud. The transition from the hard rocks of the foothills to the softer rocks and sediments of the Tidewater causes dramatic erosion, creating waterfalls and rapids on rivers crossing the zone, including Wa. Today is the Great Washington Shakeout, an exercise designed to give you practice on what to do if an earthquake hits Earthquakes are a constant source of concern in Western Washington, where fault l. Fault line activity poses a hazard Coastal and Ocean Mapping Program and USGS to map large portions of the Cascadia continental margin in federal waters offshore of Alaska, California, Oregon and.