Fault Lines Usa Map
Some may be curious of the u s.
Fault lines usa map. Many tribes even left the region permanently. This map courtesy of the u s. The map is based on the most recent usgs models for the conterminous u s. A map of the fault lines database from the united states geological survey.
Geological survey usgs shows the major earthquake hazard areas within the united states based on fault lines. North american plate shakes harder. For more information refer to the cooperators listed in the fault attributes or from this list of contributors. The few remaining native americans in the area spoke of the earth shaking and ocean rising to consume the land.
What are the most dangerous fault lines in the usa. Also referred to as the new madrid seismic zone this region is one of the most vulnerable region in the united states. Locally the hazard may be greater than shown because site geology may amplify ground motions. Fault lines with earthquakes in the news lately.
The fact is most states are at risk of major earthquakes with 39 of the 50 states including new york and tennessee in moderate to high risk areas for seismic activity. An online map of united states quaternary faults faults that have been active in the last 1 6 million years is available via the quaternary fault and fold database. Do not show this splash screen again. By the time lewis and clark arrived on the west coast in 1805 it had been 105 years since the cascadia subduction zone last ruptured sending a large portion of the pacific ocean roaring toward the coast.
2018 hawaii 1998 and alaska 2007. Geological survey usgs shows the major earthquake hazard areas within the united states based on fault lines. New madrid fault line. Map of active us fault lines in the usa by usgs this map courtesy of the u s.
Kml google earth type files and gis shape files are also available for download from the site. Earthquakes today recent live maps exploratorium ez reading money matters. Information for a fault is either compiled from the usgs fault and fold database at the section scale or from individual fault segment data given to the usgs. Fault attribute information is presented at the highest resolution available.
Earthquakes in this region directly affect a range of states including illinois missouri tennessee indiana etc. The new madrid fault line has recorded over 4000 earthquakes of various scales over the last four decades. A strike slip fault is when two blocks slip past one another like the san andreas fault line. The fact is most states are at risk of major earthquakes with 39 of the 50 states in moderate to high risk areas for seismic activity abc news reports.
The models are based on seismicity and fault slip rates and take into account the frequency of earthquakes of various magnitudes.