Topic
Earthquakes charts
6 charts about earthquakes, each with its public source, its numbers and its date.
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Which U.S. states have the most earthquakes?
Alaska had 26,857 earthquakes of magnitude 3 or more from 2016 to 2025, more than six times California's 4,059 and more than all other states together. Hawai...
Source: U.S. Geological Survey, ANSS Comprehensive Earthquake Catalog (ComCat) · Data as of Dec 31, 2025
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How many earthquakes does Oklahoma have each year?
Oklahoma had 883 earthquakes of magnitude 3 or more in 2015, after averaging about 1 a year from 1973 to 2008; it had 6 in 2025. USGS scientists link the sur...
Source: U.S. Geological Survey, ANSS Comprehensive Earthquake Catalog (ComCat) · Data as of Dec 31, 2025
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How many major earthquakes happen each year?
The world has had about 13 earthquakes of magnitude 7 or more a year since 1900, with no lasting rise: as few as 4 in 1930 and as many as 24 in 2010, and 16 ...
Source: U.S. Geological Survey, ANSS Comprehensive Earthquake Catalog (ComCat) · Data as of Dec 31, 2025
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How many earthquakes are recorded worldwide each year?
Seismographs recorded 8,556 earthquakes of magnitude 4.5 or more around the world in 2025, nearly three times the 2,987 of 1973, when the U.S. Geological Sur...
Source: U.S. Geological Survey, ANSS Comprehensive Earthquake Catalog (ComCat) · Data as of Dec 31, 2025
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How much rarer is each step up in earthquake magnitude?
In 2025 the world recorded 6,428 earthquakes of magnitude 4.5 to 4.9, 1,983 of magnitude 5, 129 of magnitude 6, 15 of magnitude 7 and 1 of magnitude 8 or mor...
Source: U.S. Geological Survey, ANSS Comprehensive Earthquake Catalog (ComCat) · Data as of Dec 31, 2025
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What are the biggest earthquakes since 1900?
The strongest earthquake ever recorded struck Chile in 1960 at magnitude 9.5. Alaska's 1964 quake (9.2) and the 2004 Sumatra and 2011 Japan quakes (9.1 each)...
Source: U.S. Geological Survey, ANSS Comprehensive Earthquake Catalog (ComCat) · Data as of Dec 31, 2025