List of earthquakes in the United States
The following is a list of notable earthquakes and tsunamis which had their epicenter in areas that are now part of the United States with the latter affecting areas of the United States. Those in italics were not part of the United States when the event occurred.
List of earthquakes
Date
State(s)
Magnitude
Fatalities
Article
Further information
June 11, 1585
Aleutian Islands , Alaska
9.2
Unknown
1585 Aleutian Islands earthquake
January 26, 1700
Washington , Oregon , California
8.7–9.2
Unknown
1700 Cascadia earthquake
November 18, 1755
Massachusetts
5.9 Mw
0
1755 Cape Ann earthquake
July 21, 1788
Alaska
8.0
Unknown
[ 1]
August 6, 1788
Alaska
8.0 Ms
Unknown
[ 1]
December 16, 1811
Missouri
7.5–8.0 Mw
100 −500
1811–1812 New Madrid earthquakes
December 8, 1812
California
6.9 , 7.5 Mw
40+
1812 San Juan Capistrano earthquake
December 12, 1812
California
7.1–7.5 Mw
1
1812 Ventura earthquake
June 2, 1823
Hawaii
7.0
0
[ 2]
June 1838
California
6.8–7.2 Mw
0
1838 San Andreas earthquake
January 5, 1843
Arkansas
6.3 Mw
0
[ 2]
January 9, 1857
California
7.9 Mw
2
1857 Fort Tejon earthquake
April 24, 1867
Kansas
5.1
0
1867 Manhattan, Kansas earthquake
April 2, 1868
Hawaii
7.9 Mfa
77
1868 Hawaii earthquake
October 21, 1868
California
6.3–6.7 ML
30
1868 Hayward earthquake
February 20, 1871
Hawaii
6.8 ML
0
1871 Lānaʻi earthquake [ 2]
March 26, 1872
California
7.4–7.9 Mw
27
1872 Owens Valley earthquake [ 3]
December 14, 1872
Washington
6.5–7.0 Mw
0
1872 North Cascades earthquake
November 23, 1873
California-Oregon
7.3 ML
0
1873 Oregon-California earthquake[ 2]
October 26, 1880
Alaska
7.0 Ms
0
[ 1]
August 10, 1884
New York
4.9–5.5 Mfa
2
August 31, 1886
South Carolina
6.9–7.3 Mw
60
1886 Charleston earthquake
April 19, 1892
California
6.4 ML
1
1892 Vacaville–Winters earthquakes [ 2]
April 21, 1892
California
6.4 ML
0
1892 Vacaville–Winters earthquakes [ 2]
October 31, 1895
Missouri
6.6 ML
0
1895 Charleston earthquake [ 2]
September 4, 1899
Alaska
8.2 Ms
0
1899 Yakutat Bay earthquakes [ 1]
September 10, 1899
Alaska
8.2 Mw
0
1899 Yakutat Bay earthquakes [ 1]
December 25, 1899
California
6.4 Ms
6
1899 San Jacinto earthquake [ 1]
October 9, 1900
Alaska
7.9 Mw
0
[ 4]
November 14, 1901
Utah
7.0 Mw
0
1901 Richfield earthquake
December 31, 1901
Alaska
7.8 Ms
0
[ 1]
January 1, 1902
Alaska
7.8
0
[ 1]
August 27, 1904
Alaska
7.3 Ms
0
[ 2]
April 18, 1906
California
7.9 Mw
3,000 +
1906 San Francisco earthquake
August 17, 1906
Alaska
8.4 Mw
0
1906 Aleutian Islands earthquake
September 27, 1909
Indiana
5.1 Mfa
0
1909 Wabash River earthquake
June 23, 1915
California
6.2
6
1915 Imperial Valley earthquakes
October 3, 1915
Nevada
6.8 Mw
0
1915 Pleasant Valley earthquake
April 21, 1918
California
6.8
0
1918 San Jacinto earthquake
September 29, 1921
Utah
6.3 Mw
0
1921 Sevier Valley earthquake
January 31, 1922
California
7.6
0
[ 2]
January 22, 1923
California
7.2 MGR
0
[ 2]
June 28, 1925
Montana
6.6 Mw
0
1925 Montana earthquake
June 29, 1925
California
6.5–6.8 Mw
13
1925 Santa Barbara earthquake
October 24, 1927
Alaska
7.3 Mw
0
[ 5]
November 4, 1927
California
7.3 Mw
0
1927 Lompoc earthquake [ 1]
March 7, 1929
Alaska
7.8 Mw
0
[ 6]
August 16, 1931
Texas
6.5 Mw
0
1931 Valentine earthquake
December 21, 1932
Nevada
7.2 Mw
0
1932 Cedar Mountain earthquake [ 2]
March 10, 1933
California
6.4 Mw
120
1933 Long Beach earthquake
December 31, 1934
California
7.1
0
[ 1]
March 12, 1934
Utah
6.6 Mw
2
1934 Hansel Valley earthquake [ 7]
October 18, 1935
Montana
6.2 Ms
4
1935 Helena earthquake
July 15, 1936
Oregon, Washington
5.8 ML
0
1936 State Line earthquake
July 22, 1937
Alaska
7.3 Ms
0
1937 Alaska earthquake[ 2]
November 10, 1938
Alaska
8.2 Mw
0
[ 8]
May 18, 1940
California
6.9 Mw
9
1940 El Centro earthquake
December 20, 1940
New Hampshire
5.3 Mw
0
1940 New Hampshire earthquakes
December 24, 1940
New Hampshire
5.5 Mw
0
1940 New Hampshire earthquakes
November 3, 1943
Alaska
7.6 Mw
0
[ 9]
September 5, 1944
New York
5.8 Mw
0
1944 Cornwall–Massena earthquake
April 1, 1946
Alaska
8.6 Mw
165
1946 Aleutian Islands earthquake
October 16, 1947
Alaska
7.2 Mw
0
[ 2]
December 4, 1948
California
6.4 Mw
0
1948 Desert Hot Springs earthquake
April 13, 1949
Washington
6.7 Mw
8
1949 Olympia earthquake
July 21, 1952
California
7.3 Mw
14
1952 Kern County earthquake
July 6, 1954
Nevada
6.6 Mw
0
1954 Rainbow Mountain earthquake [ 2]
August 24, 1954
Nevada
6.8 Mw
0
1954 Stillwater earthquake [ 2]
December 16, 1954
Nevada
7.1 Mw
0
1954 Fairview Peak earthquake [ 2]
December 16, 1954
Nevada
6.8 Mw
0
1954 Dixie Valley earthquake [ 2]
March 9, 1957
Alaska
8.6 Mw
0
1957 Andreanof Islands earthquake
April 7, 1958
Alaska
7.3 Mw
0
1958 Huslia earthquake [ 2]
July 9, 1958
Alaska
7.8 Mw
5 (tsunami)
1958 Lituya Bay earthquake and megatsunami
August 18, 1959
Montana, Wyoming, Idaho
7.2 Mw
28 +
1959 Hebgen Lake earthquake
March 27, 1964
Alaska
9.2 Mw
143
1964 Alaska earthquake
February 4, 1965
Alaska
8.7 Mw
0
1965 Rat Islands earthquake
April 29, 1965
Washington
6.7 Mw
7
1965 Puget Sound earthquake
July 2, 1965
Alaska
7.8 Mw
0
[ 10]
August 9, 1967
Colorado
5.3
0
Rocky Mountain Arsenal#Deep injection well
November 26, 1967
Colorado
5.2
0
Rocky Mountain Arsenal#Deep injection well
April 8, 1968
California
6.6 Mw
0
1968 Borrego Mountain earthquake
November 9, 1968
Illinois
5.4
0
1968 Illinois earthquake
October 2, 1969
California
5.6, 5.7 ML
1
1969 Santa Rosa earthquakes
Doublet
February 9, 1971
California
6.5–6.7 Mw
58 –65
1971 San Fernando earthquake
July 30, 1972
Alaska
7.6 Mw
0
[ 11]
February 2, 1975
Alaska
7.6 Ms
0
1975 Near Islands earthquake
November 29, 1975
Hawaii
7.7 Mw
2
1975 Hawaii earthquake [ 12]
November 8, 1980
California
7.2 Mw
5
1980 Eureka earthquake [ 13]
May 2, 1983
California
6.5 Mw
0
1983 Coalinga earthquake
November 16, 1983
Hawaii
6.7 Mw
0
1983 Kaoiki earthquake [ 2]
October 28, 1983
Idaho
7.3 Mw
2
1983 Borah Peak earthquake
April 24, 1984
California
6.2 Mw
0
1984 Morgan Hill earthquake
May 7, 1986
Alaska
8.0 Mw
0
[ 14] [ 15]
July 8, 1986
California
6.0 Mw
0
1986 North Palm Springs earthquake
July 21, 1986
California
6.4 ML
0
1986 Chalfant Valley earthquake [ 16]
October 1, 1987
California
5.9 Mw
8
1987 Whittier Narrows earthquake
November 23, 1987
California
6.2 Ms
0
1987 Superstition Hills earthquakes [ 1]
November 24, 1987
California
6.6 Mw
2
1987 Superstition Hills earthquakes
November 30, 1987
Alaska
7.9 Mw
0
[ 17]
March 6, 1988
Alaska
7.8 Mw
0
[ 18]
October 17, 1989
California
6.9 Mw
63
1989 Loma Prieta earthquake
September 4, 1989
Alaska
7.1 Mw
0
[ 19]
May 30, 1991
Alaska
7.0 Mw
0
[ 20]
June 28, 1991
California
5.6 Mw
2
1991 Sierra Madre earthquake
August 17, 1991
Oregon
7.0
0
[ 21]
April 23, 1992
California
6.3 Ms
0
1992 Joshua Tree earthquake [ 1]
April 25 –26, 1992
California
6.5–7.2 Mw
0
1992 Cape Mendocino earthquakes
June 28, 1992
California
7.3 Mw
3
1992 Landers earthquake
June 28, 1992
California
6.5 Mw
0
1992 Big Bear earthquake
September 2, 1992
Utah
5.8 ML
0
1992 St. George earthquake [ 22]
March 25, 1993
Oregon
5.6 Md
0
1993 Scotts Mills earthquake
September 20, 1993
Oregon
6.0 Md
2
1993 Klamath Falls earthquakes
January 17, 1994
California
6.7 Mw
57
1994 Northridge earthquake
September 1, 1994
California
7.0 Mw
0
1994 Northern California earthquake[ 23]
April 14, 1995
Texas
5.7 Mw
0
1995 Marathon earthquake
June 10, 1996
Alaska
7.9
0
[ 24]
September 25, 1998
Pennsylvania
5.2
0
1998 Pymatuning earthquake
October 16, 1999
California
7.1 Mw
0
1999 Hector Mine earthquake
December 6, 1999
Alaska
7.0 Mw
0
[ 25]
January 10, 2001
Alaska
7.0 Mw
0
[ 26]
February 28, 2001
Washington
6.8
1
2001 Nisqually earthquake
November 3, 2002
Alaska
7.9 Mw
0
2002 Denali earthquake
November 17, 2003
Alaska
7.8 Mwc
0
2003 Alaska earthquake[ 27]
December 22, 2003
California
6.5 Mw
2
2003 San Simeon earthquake
June 15, 2005
California
7.2 Mwc
0
[ 28]
September 10, 2006
Florida
5.9 Mwc
0
2006 Gulf of Mexico earthquake
October 15, 2006
Hawaii
6.7 Md
0
2006 Kiholo Bay earthquake
October 30, 2007
California
5.5 Mw
0
2007 Alum Rock earthquake
February 21, 2008
Nevada
5.9 Mw
0
2008 Wells earthquake
April 18, 2008
Illinois
5.2 Mw
0
2008 Illinois earthquake
July 29, 2008
California
5.4 Mw
0
2008 Chino Hills earthquake
January 9, 2010
California
6.5 Mw
0
2010 Eureka earthquake
April 4, 2010
California
7.2 Mw
0
2010 Baja California earthquake
August 22, 2011
Colorado
5.3
0
2011 Colorado earthquake
August 23, 2011
Virginia
5.8 Mw
0
2011 Virginia earthquake
November 5, 2011
Oklahoma
5.7 Mww
0
2011 Oklahoma earthquake
January 5, 2013
Alaska
7.5 Mw
0
2013 Craig, Alaska earthquake [ 29]
March 29, 2014
California
5.1 Mw
0
2014 La Habra earthquake
June 23, 2014
Alaska
7.9 Mww
0
2014 Aleutian Islands earthquake
July 25, 2014
Alaska
6.0 Mw
0
2014 Palma Bay earthquake
August 24, 2014
California
6.0 Mw
1
2014 South Napa earthquake
January 24, 2016
Alaska
7.1 Mw
0
2016 Old Iliamna earthquake
September 3, 2016
Oklahoma
5.8 Mww
0
2016 Oklahoma earthquake
January 23, 2018
Alaska
7.9 Mww
0
2018 Gulf of Alaska earthquake
May 4, 2018
Hawaii
6.9 Mww
0
2018 Hawaii earthquake
November 30, 2018
Alaska
7.1 Mww
0
2018 Anchorage earthquake
July 4, 2019
California
6.4 Mw
1
2019 Ridgecrest earthquakes
July 5, 2019
California
7.1 Mw
0
2019 Ridgecrest earthquakes
March 18, 2020
Utah
5.7 Mw
0
2020 Salt Lake City earthquake
March 31, 2020
Idaho
6.5 Mww
0
2020 Central Idaho earthquake
May 15, 2020
Nevada
6.5 ML
0
2020 Monte Cristo Range earthquake [ 30]
July 22, 2020
Alaska
7.8 Mw
0
2020 Alaska Peninsula earthquake [ 31]
August 9, 2020
North Carolina
5.1 Mw
0
2020 Sparta earthquake [ 32]
October 19, 2020
Alaska
7.6 Mww
0
2021 Chignik earthquake § October 2020 [ 33]
July 29, 2021
Alaska
8.2 Mw
0
2021 Chignik earthquake [ 34]
December 20, 2022
California
6.4 Mw
2
2022 Ferndale earthquake [ 35]
April 5, 2024
New Jersey
4.8 Mw
0
2024 New Jersey earthquake [ 36]
December 5, 2024
California
7.0 Mw
0
2024 Cape Mendocino earthquake [ 37]
Two-percent probability of exceedance in 50 years map of peak ground acceleration from the United States Geological Survey , released July 17, 2014
Earthquake swarms which affected the United States:
Earthquakes which affected the United States but whose epicenters were outside the United States borders:
Earthquakes which did not affect the United States directly, but caused tsunamis which did:
1960 Valdivia earthquake and tsunami – magnitude 9.5 earthquake, between 2200 and 6000 fatalities, including 61 in Hilo, HI
2006 Kuril Islands earthquake and tsunami – magnitude 8.3 earthquake, no injuries or fatalities anywhere
2009 Samoa earthquake and tsunami – magnitude 8.0 earthquake with an epicenter 120 miles (190 km) southwest of American Samoa generated tsunami waves up to 16 feet (5 m), killing 34 people in American Samoa and causing extensive damage[ 39]
2010 Chile earthquake and tsunami – magnitude 8.8 earthquake, ~525 fatalities and unknown number of injuries, none in the United States
2011 Tohoku earthquake and tsunami – magnitude 9.0 earthquake, 15,850–28,000 fatalities and 6,011 injured, one fatality and unknown number of injuries in the United States
2012 Haida Gwaii earthquake – magnitude 7.8 earthquake with an epicenter on Moresby Island in British Columbia , the second largest Canadian earthquake ever recorded by a seismometer, over 100,000 people were evacuated to higher ground in the state of Hawai'i
List of strongest earthquakes by states and territories
State(s)
Magnitude
Date
Further information
Alabama
5.1
October 18, 1916
1916 Irondale earthquake
Alaska
9.2
March 27, 1964
1964 Alaska earthquake
American Samoa
8.3–8.5
June 26, 1917
1917 Samoa earthquake
Arizona
7.6
May 3, 1887
1887 Sonora earthquake
Arkansas
7.6–7.9
December 16, 1811
1811–1812 New Madrid earthquakes
California
7.9
January 9, 1857
1857 Fort Tejon earthquake
Colorado
6.6
November 8, 1882
[ 40]
Connecticut
4.4–5.0
May 16, 1791
[ 41]
Delaware
4.1
November 30, 2017
[ 42]
District of Columbia
5.8
August 23, 2011
2011 Virginia earthquake
Florida
4.4
January 12, 1879
[ 43]
Georgia (U.S. state)
4.5
March 5, 1914
[ 44]
Guam
8.1
September 22, 1902
[ 1]
Hawaii
7.9
April 2, 1868
1868 Hawaii earthquake
Idaho
6.9
October 28, 1983
1983 Borah Peak earthquake
Illinois
5.3
November 9, 1968
1968 Illinois earthquake
Indiana
5.1
September 27, 1909
1909 Wabash River earthquake
Iowa
5.0–5.1
November 12, 1934
[ 45]
Kansas
5.1
April 24, 1867
1867 Manhattan, Kansas earthquake
Kentucky
7.6–7.9
December 16, 1811
1811–1812 New Madrid earthquakes
Louisiana
4.2
October 19, 1930
[ 46]
Maine
5.9
March 21, 1904
[ 47]
Maryland
5.8
August 23, 2011
2011 Virginia earthquake
Massachusetts
5.9
November 18, 1755
1755 Cape Ann earthquake
Michigan
4.6
August 10, 1947
[ 48]
Minnesota
4.6
July 9, 1975
1975 Morris earthquake
Mississippi
7.6–7.9
December 16, 1811
1811–1812 New Madrid earthquakes
Missouri
7.6–7.9
December 16, 1811
1811–1812 New Madrid earthquakes
Montana
7.2
August 17, 1959
1959 Hebgen Lake earthquake
Nebraska
7.0
November 15, 1877
[ 49]
Nevada
7.3
December 16, 1954
1954 Fairview earthquake
New Hampshire
6.5
June 1, 1638
1638 New Hampshire earthquake
New Jersey
5.3
November 29, 1783
1783 New Jersey earthquake
New Mexico
6.2
November 15, 1906
[ 50]
New York
5.8
September 5, 1944
1944 Cornwall–Massena earthquake
North Carolina
5.2
February 21, 1916
[ 51]
North Dakota
4.4
July 8, 1968
[ 52]
Ohio
5.4
March 9, 1937
[ 53]
Oklahoma
5.8
September 3, 2016
2016 Oklahoma earthquake
Oregon
8.7–9.2
January 26, 1700
1700 Cascadia earthquake
Pennsylvania
5.2
September 25, 1998
1998 Pymatuning earthquake
Puerto Rico
8.0–8.3
May 2, 1787
1787 Boricua earthquake
Rhode Island
4.7
June 10, 1951
[ 54]
South Carolina
6.9–7.3
August 31, 1886
1886 Charleston earthquake
South Dakota
4.5
June 2, 1911
[ 55]
Tennessee
7.6–7.9
December 16, 1811
1811–1812 New Madrid earthquakes
Texas
6.5
August 16, 1931
1931 Valentine earthquake
Utah
7.0
November 13, 1901
1901 Richfield earthquake
U.S. Virgin Islands
7.5
November 18, 1867
1867 Virgin Islands earthquake and tsunami
Vermont
4.0
March 31, 1953
[ 56]
Virginia
5.8
August 23, 2011
2011 Virginia earthquake
Washington (state)
8.7–9.2
January 26, 1700
1700 Cascadia earthquake
West Virginia
5.8
August 23, 2011
2011 Virginia earthquake
Wisconsin
unk.
May 6, 1947
1947 Wisconsin earthquake
Wyoming
7.2
August 17, 1959
1959 Hebgen Lake earthquake
See also
References
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^ "M 7.0 - 2024 Offshore Cape Mendocino, California Earthquake" . United States Geological Survey. Retrieved December 5, 2024 .
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^ "History of Maine Earthquakes" . The Northeast States Emergency Consortium. Retrieved January 1, 2024 .
^ "Today in Earthquake History: August 10th" . United States Geological Survey. Retrieved November 8, 2023 .
^ "NEBRASKA EARTHQUAKE HAZARDS" . Shakeout.org . Retrieved April 16, 2022 .
^ Jochems, Andy; Love, Dave. "Earthquakes in New Mexico" . New Mexico Bureau of Geology & Mineral Resources. Retrieved January 1, 2024 .
^ "M 5.2 – 3 km NNE of Royal Pines, North Carolina" . United States Geological Survey. Retrieved April 16, 2022 .
^ Anderson, Fred J. "North Dakota Earthquake Catalog (1870-2015)" (PDF) . Retrieved November 8, 2023 .
^ "Largest earthquakes in Ohio" . ohiohistorycentral.org . Retrieved April 16, 2022 .
^ Heim, RJ (May 15, 2022). "The deeper long history of mostly minor earthquakes in Southern New England" . Turnto10.com . NBC 10. Retrieved January 1, 2024 .
^ "Earth-shaking information about South Dakota earthquakes" . keloland.com . June 18, 2021. Retrieved April 16, 2022 .
^ "History of Earthquakes in Vermont" . The Northeast States Emergency Consortium. Retrieved January 1, 2024 .
External links
Historical 20th century 21st century Swarms
List of earthquakes in North America
Sovereign states Dependencies and other territories