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Some epicenters were relocated on the basis of new information. The data shown in table 1 are estimates of the most accurate epicenter, magnitude, and intensity of each earthquake, on the basis of historical and current information.
The earthquake data shown on this map and listed in table 1 are a list of earthquakes that were originally used in preparing the Seismic Risk Studies in the United States in the United States (Algermissen, 1969) which have been recompiled and updated through 1979.
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Search Earthquake Catalog Time Zone. Display event dates and times using this time zone.
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7 gru 2018 · Look at a map of where the ground’s quaked in Minnesota at a magnitude of 2.5 or greater in the last several decades and most of what you find are mining or quarry explosions which tend to have...
Explore our real-time map showing quakes detected within the past week! Legend Earthquakes are shown as circles sized by magnitude (red, < 1 hour; blue, < 1 day, yellow, < 1 week).
