Historic Earthquakes in the United States and Its Territories

Sorted by State & Magnitude

Selected earthquakes of general historic interest.
All earthquake dates are UTC, not local time.

Alabama • Alaska • Arizona • Arkansas • California • Cascadia Subduction Zone • Colorado • Connecticut • Delaware • Florida • Georgia • Guam • Hawaii • Idaho • Illinois • Indiana • Iowa • Kansas • Kentucky • Louisiana • Maine • Maryland • Massachusetts • Michigan • Minnesota • Mississippi • Missouri • Montana • Nebraska • Nevada • New Hampshire • New Jersey • New Madrid • New Mexico • New York • North Carolina • North Dakota • Ohio • Oklahoma • Oregon • Pennsylvania • Puerto Rico • Rhode Island • South Carolina • South Dakota • Tennessee • Texas • Utah • Vermont • Virginia • Washington • West Virginia • Wisconsin • Wyoming

Alabama

• 1916 10 18 - Irondale, Alabama - M 5.1
• 2003 04 29 - Alabama - M 4.6
• 2004 08 19 - Alabama - M 3.6

Alaska

• 1964 03 28 - Prince William Sound, Alaska - M 9.2 Fatalities 128
• 1965 02 04 - Rat Islands, Alaska - M 8.7
• 1957 03 09 - Andreanof Islands, Alaska - M 8.6
• 1938 11 10 - Shumagin Islands, Alaska - M 8.2
• 1946 04 01 - Unimak Island, Alaska - M 8.1 Fatalities 165
• 1899 09 10 - Yakutat Bay, Alaska - M 8.0
• 2002 11 03 - Denali Fault, Alaska - M 7.9
• 1899 09 04 - Cape Yakataga, Alaska - M 7.9
• 1986 05 07 - Andreanof Islands, Alaska - M 7.9
• 1996 06 10 - Andreanof Islands, Alaska - M 7.9
• 2003 11 17 - Rat Islands, Aleutian Islands, Alaska - M 7.8
• 1929 03 07 - Fox Islands, Aleutian Islands, Alaska - M 7.8
• 1987 11 30 - Gulf of Alaska - M 7.8
• 1900 10 09 - Kodiak Island, Alaska - M 7.7
• 1958 07 10 - Lituya Bay, Alaska - M 7.7 Fatalities 5
• 1988 03 06 - Gulf of Alaska - M 7.7
• 1972 07 30 - Sitka, Alaska - M 7.6
• 1975 02 02 - Near Islands, Alaska - M 7.6
• 1979 02 28 - Mt. St. Elias, Alaska - M 7.5
• 1943 11 03 - Skwenta, Alaska - M 7.4
• 1904 08 27 - Fairbanks, Alaska - M 7.3
• 1937 07 22 - Central Alaska - M 7.3
• 1958 04 07 - Huslia, Alaska - M 7.3
• 1965 03 30 - Rat Islands, Alaska - M 7.3
• 2007 12 19 - Andreanof Islands, Aleutian Islands, Alaska - M 7.2
• 1912 07 07 - Paxson, Alaska - M 7.2
• 1947 10 16 - Wood River, Alaska - M 7.2
• 2003 03 17 - Rat Islands, Aleutian Islands, Alaska - M 7.1
• 1901 12 31 - Cook Inlet, Alaska - M 7.1
• 1927 10 24 - Southeast Alaska - M 7.1
• 1934 05 04 - Chugach Mountains, Alaska - M 7.1
• 1953 01 05 - Near Islands, Alaska - M 7.1
• 1957 03 09 - Fox Islands, Alaska - M 7.1
• 1957 03 14 - Andreanof Islands, Alaska - M 7.1
• 1899 09 23 - Copper River delta, Alaska - M 7.0
• 1908 05 15 - Gulf of Alaska - M 7.0
• 1910 09 09 - Rat Islands, Aleutian Islands, Alaska - M 7.0
• 1957 03 12 - Andreanof Islands, Alaska - M 7.0
• 1957 03 16 - Andreanof Islands, Alaska - M 7.0
• 1966 08 07 - Rat Islands, Alaska - M 7.0
• 2003 06 23 - Rat Islands, Aleutian Islands - M 6.9
• 2004 06 28 - Southeastern Alaska - M 6.8
• 2005 06 14 - Rat Islands, Aleutian Islands, Alaska - M 6.8
• 2002 10 23 - Denali, Alaska - M 6.7
• 2007 08 02 - Andreanof Islands, Aleutian Islands, Alaska - M 6.7
• 2003 02 19 - Unimak Island Region, Alaska - M 6.6
• 2008 04 16 - Andreanof Islands, Aleutian Islands, Alaska - M 6.6
• 2008 05 02 - Andreanof Islands, Aleutian Islands, Alaska - M 6.6
• 2007 08 15 - Andreanof Islands, Aleutian Islands, Alaska - M 6.5
• 2007 12 26 - Fox Islands, Aleutian Islands, Alaska - M 6.4
• 2009 01 24 - Southern Alaska - M 5.8
• 2002 02 06 - near Knik, Alaska - M 5.3
• 2006 07 27 - Southern Alaska - M 4.8

Arizona

• 1959 07 21 - Arizona - Utah Border - M 5.6

Arkansas

• 1811 12 16 - New Madrid Region - M 7.7 Fatalities Several
• 1811 12 16 - New Madrid Region - M 7.0
• 1843 01 05 - Northeast Arkansas - M 6.3
• 2011 02 28 - Arkansas - M 4.7
• 2005 05 01 - Arkansas - M 4.2
• 2005 02 10 - Arkansas - M 4.1
• 2003 04 30 - Blytheville, Arkansas - M 4.0

California

• 1857 01 09 - Fort Tejon, California - M 7.9 Fatalities 1
• 1892 02 24 - Imperial Valley, California - M 7.8
• 1906 04 18 - San Francisco, California - M 7.8 Fatalities 3000
• 1872 03 26 - Owens Valley, California - M 7.4 Fatalities 27
• 1873 11 23 - California - Oregon Coast - M 7.3
• 1922 01 31 - Eureka, California - M 7.3
• 1952 07 21 - Kern County, California - M 7.3 Fatalities 12
• 1992 06 28 - Landers, California - M 7.3 Fatalities 3
• 2005 06 15 - Off the Coast of Northern California - M 7.2
• 1923 01 22 - Humbolt County, California - M 7.2
• 1980 11 08 - Humboldt County, California - M 7.2
• 1992 04 25 - Cape Mendocino, California - M 7.2
• 1999 10 16 - Hector Mine, California - M 7.1
• 1812 12 21 - West of Ventura, California - M 7.1 Fatalities 1
• 1927 11 04 - Lompoc, California - M 7.1
• 1940 05 19 - Imperial Valley, California - M 7.1 Fatalities 9
• 1899 04 16 - Eureka, California - M 7.0
• 1991 08 17 - Honeydew, California - M 7.0
• 1994 09 01 - Cape Mendocino, California - M 7.0
• 1812 12 08 - Southwest of San Bernardino County, California - M 6.9 Fatalities 40
• 1989 10 18 - Loma Prieta, California - M 6.9 Fatalities 63
• 1838 06 - San Francisco area, California - M 6.8
• 1868 10 21 - Hayward, California - M 6.8 Fatalities 30
• 1898 04 15 - Mendocino County, California - M 6.8
• 1918 04 21 - San Jacinto, California - M 6.8 Fatalities 1
• 1925 06 29 - Santa Barbara, California - M 6.8 Fatalities 13
• 1899 12 25 - San Jacinto, California - M 6.7 Fatalities 6
• 1987 11 24 - Superstition Hills, California - M 6.7
• 1994 01 17 - Northridge, California - M 6.7 Fatalities 60
• 2003 12 22 - San Simeon, California - M 6.6 Fatalities 2
• 2005 06 17 - Off the Coast of Northern California - M 6.6
• 1971 02 09 - San Fernando, California - M 6.6 Fatalities 65
• 2010 01 10 - Offshore Northern California - M 6.5
• 1865 10 08 - Santa Cruz Mountains, California - M 6.5
• 1911 07 01 - Calaveras fault, California - M 6.5
• 1954 12 21 - Eureka, California - M 6.5 Fatalities 1
• 1987 11 24 - Superstition Hills, California - M 6.5 Fatalities 2
• 1992 06 28 - Big Bear, California - M 6.5
• 1836 06 10 - South San Francisco Bay region, California - M 6.5
• 1892 04 19 - Vacaville, California - M 6.4 Fatalities 1
• 1892 04 21 - Winters, California - M 6.4
• 1901 03 03 - Parkfield, California - M 6.4
• 1932 06 06 - Eureka, California - M 6.4 Fatalities 1
• 1933 03 11 - Long Beach, California - M 6.4 Fatalities 115
• 1979 10 15 - Imperial Valley, Mexico - California Border - M 6.4
• 1983 05 02 - Coalinga, California - M 6.4
• 1890 02 24 - Corralitos, California - M 6.3
• 1897 06 20 - Calaveras fault, California - M 6.3
• 1898 03 31 - Mare Island, California - M 6.3
• 1915 06 23 - Imperial Valley, California - M 6.3 Fatalities 6
• 1980 05 25 - Mammoth Lakes, California - M 6.2
• 1984 04 24 - Morgan Hill, California - M 6.2
• 1986 07 21 - Chalfant Valley, California - M 6.2
• 1992 04 23 - Joshua Tree - M 6.2
• 1922 03 10 - Parkfield, California - M 6.1
• 1926 10 22 - Monterey Bay, California - M 6.1
• 1934 06 08 - Parkfield, California - M 6.1
• 1966 06 28 - Parkfield, California - M 6.1
• 1986 07 08 - North Palm Springs, California - M 6.1
• 2004 09 28 - Central California - M 6.0
• 1980 05 27 - Mammoth Lakes, California - M 6.0
• 1966 09 12 - Truckee, California - M 5.9
• 1987 10 01 - Whittier Narrows, California - M 5.9 Fatalities 8
• 1952 08 22 - Kern County, California - M 5.8 Fatalities 2
• 1975 08 01 - Oroville, California - M 5.8
• 1980 01 24 - Livermore Valley, California - M 5.8
• 1980 01 27 - Livermore, California - M 5.8
• 1984 11 23 - Round Valley, California - M 5.8
• 1969 10 02 - Santa Rosa, California - M 5.7 Fatalities 1
• 1979 08 06 - Coyote Lake, California - M 5.7
• 2007 10 31 - San Francisco Bay Area, California - M 5.6
• 1987 10 04 - Whittier Narrows, California - M 5.6 Fatalities 1
• 1991 06 28 - Sierra Madre, California - M 5.6 Fatalities 2
• 2008 07 29 - Greater Los Angeles area, California - M 5.5
• 1926 06 29 - Santa Barbara, California - M 5.5 Fatalities 1
• 2008 04 30 - Northern California - M 5.4
• 1955 10 24 - Concord, California - M 5.4 Fatalities 1
• 1989 08 08 - Santa Cruz County, California - M 5.4 Fatalities 1
• 2002 06 17 - Bayview, California - M 5.3
• 2003 08 15 - Humboldt Hill, California - M 5.3
• 1957 03 22 - Daly City, California - M 5.3 Fatalities 1
• 2003 02 22 - Big Bear City, California - M 5.2
• 2005 06 12 - Southern California - M 5.2
• 2007 05 09 - Offshore Northern California - M 5.2
• 2000 09 03 - Napa, California - M 5.0
• 2002 05 14 - Gilroy, California - M 4.9
• 2005 06 16 - Greater Los Angeles Area, California - M 4.9
• 2002 09 03 - Yorba Linda, California - M 4.8
• 2003 01 25 - Keene, California - M 4.7
• 2005 09 22 - Central California - M 4.7
• 2009 05 18 - Greater Los Angeles Area, California - M 4.7
• 2003 03 11 - Twentynine Palms Base, California - M 4.6
• 2002 03 16 - near Channel Islands Beach, California - M 4.6
• 2006 10 20 - Northern California - M 4.5
• 2009 01 09 - Greater Los Angeles Area, California - M 4.5
• 2007 08 09 - Greater Los Angeles area, California - M 4.4
• 2007 07 02 - Central California - M 4.3
• 2009 03 30 - Northern California - M 4.3
• 2003 05 25 - Santa Rosa, California - M 4.2
• 2007 07 20 - San Francisco Bay area, California - M 4.2
• 2005 05 06 - Central California - M 4.1
• 2003 02 02 - Dublin, CA, Swarm - M 4.1
• 2003 05 24 - Brawley, California - M 4.0
• 2003 09 05 - near Piedmont, California - M 4.0
• 2002 11 24 - Swarm near San Ramon, California - M 3.9
• 2003 08 27 - Val Verde, California - M 3.9
• 2003 05 26 - Seven Trees, California - M 3.8
• 2002 12 24 - Pacifica, California - M 3.6
• 2003 10 07 - near Imperial Beach, California - M 3.6
• 2003 10 19 - near Orinda, California - M 3.5
• 2009 03 08 - San Francisco Bay area, California - M 3.5
• 2009 06 08 - San Francisco Bay Area, California - M 3.5
• 2009 04 30 - Northern California - M 3.5
• 2003 09 13 - near Simi Valley, California - M 3.4
• 2003 05 26 - Muir Beach, California - M 3.4
• 2004 05 30 - Pine Mountain Club, California - M 3.0

Cascadia Subduction Zone

• 1700 01 26 - Cascadia Subduction Zone - M 9.0

Colorado

• 1882 11 08 - Denver, Colorado - M 6.6
• 2011 08 23 - Southwest of Trinidad, Colorado - M 5.3
• 1967 08 09 - Denver, Colorado - M 5.3
• 2006 02 10 - Colorado - M 3.8
• 2009 08 18 - Colorado - M 3.7

Connecticut

• 1568 - Moodus-East Haddam, Connecticut - Intensity VI
• 1791 05 16 - Moodus, Connecticut

Delaware

• 1871 10 09 - New Jersey - Delaware border

Florida

• 1780 02 06 - Northwest Florida
• 1879 01 13 - St. Augustine, Florida

Georgia

• 1914 03 05 - Georgia - M 4.5

Guam

• 1993 08 08 - South of the Mariana Islands - M 7.8
• 2002 04 26 - Mariana Islands - M 7.1
• 2008 05 09 - Guam region - M 6.8

Hawaii

• 1868 04 03 - Ka'u District, Island of Hawaii - M 7.9 Fatalities 77
• 1975 11 29 - Kalapana, Hawaii - M 7.2 Fatalities 2
• 1823 06 02 - South flank of Kilauea, Hawaii - M 7.0
• 1868 03 29 - Ka'u District, Island of Hawaii - M 7.0
• 1951 08 21 - Kona, Hawaii - M 6.9
• 1871 02 20 - Lanai, Hawaii - M 6.8
• 1938 01 23 - Maui, Hawaii - M 6.8
• 2006 10 15 - Hawaii region, Hawaii - M 6.7
• 1983 11 16 - Kaoiki, Hawaii - M 6.7
• 1929 10 06 - Holualoa, Hawaii - M 6.5
• 1973 04 26 - Island of Hawaii, Hawaii - M 6.2
• 2007 08 14 - Island of Hawaii, Hawaii - M 5.4
• 2005 07 15 - Hawaii region, Hawaii - M 5.3
• 2009 04 14 - Island of Hawaii, Hawaii - M 5.2
• 2005 07 17 - Hawaii region, Hawaii - M 5.1
• 2003 08 27 - Volcano, Hawaii - M 4.7

Idaho

• 1983 10 28 - Borah Peak, Idaho - M 6.9 Fatalities 2
• 1975 03 28 - Eastern Idaho - M 6.2
• 1944 07 12 - Sheep Mountain, Idaho - M 6.1
• 2003 09 22 - Rathdrum, Idaho - M 3.3

Illinois

• 2008 04 18 - Illinois - M 5.4
• 1968 11 09 - Southern Illinois - M 5.4
• 1909 05 26 - Aurora, Illinois - M 5.1
• 1987 06 10 - Near Olney, Illinois - M 5.1
• 2004 06 28 - Illinois - M 4.2
• 2006 01 02 - Illinois - M 3.6

Indiana

• 1909 09 27 - Wabash River Valley, Indiana - M 5.1
• 2002 06 18 - Darmstadt, Indiana - M 4.6

Iowa

• 1905 04 13 - Iowa

Kansas

• 1867 04 24 - Manhattan, Kansas - M 5.1

Kentucky

• 1980 07 27 - Maysville, Kentucky - M 5.2
• 2003 06 06 - Western Kentucky - M 4.0
• 2004 09 17 - Eastern Kentucky - M 3.7

Louisiana

• 1930 10 19 - Napoleonville, Louisiana - M 4.2

Maine

• 1904 03 21 - Southeast Maine - M 5.1
• 2006 10 02 - Maine - M 3.8

Maryland

• 1990 01 13 - Maryland - M 2.5

Massachusetts

• 2003 07 22 - Near the coast of Massachusetts - M 3.6
• 1727 11 10 - Northern Cape Ann region, Massachusetts
• 1744 06 14 - Southern Cape Ann, Massachusetts region
• 1755 11 18 - Cape Ann, Massachusetts

Michigan

• 1947 08 10 - Southern Michigan - M 4.6

Minnesota

• 1975 07 09 - Western Minnesota - M 4.6

Mississippi

• 1931 12 17 - Charleston, Mississippi - M 4.6

Missouri

• 1812 02 07 - New Madrid Region - M 7.7
• 1812 01 23 - New Madrid Region - M 7.5
• 1895 10 31 - Charleston, Missouri - M 6.6

Montana

• 1959 08 18 - Hebgen Lake, Montana - M 7.3 Fatalities 28
• 1925 06 28 - Clarkston Valley, Montana - M 6.6
• 1935 10 19 - Helena, Montana - M 6.3 Fatalities 2
• 1947 11 23 - Southwest Montana - M 6.3
• 1935 10 31 - Helena, Montana - M 6.0 Fatalities 2
• 1935 10 12 - Helena, Montana - M 5.9
• 2005 07 26 - Western Montana - M 5.6
• 2005 10 31 - Western Montana - M 4.5
• 2007 05 08 - Western Montana - M 4.5
• 2006 03 22 - Western Montana - M 4.2

Nebraska

• 1877 11 15 - Eastern Nebraska - M 5.1
• 1964 03 28 - Merriman, Nebraska - M 5.1

Nevada

• 1932 12 21 - Cedar Mountain, Nevada - M 7.2
• 1915 10 03 - Pleasant Valley, Nevada - M 7.1
• 1954 12 16 - Fairview Peak, Nevada - M 7.1
• 1954 08 24 - Stillwater, Nevada - M 6.8
• 1954 12 16 - Dixie Valley, Nevada - M 6.8
• 1954 07 06 - Fallon-Stillwater area, Nevada - M 6.6
• 1934 01 30 - Excelsior Mountains, Nevada - M 6.5
• 2008 02 21 - Nevada - M 6.0
• 1992 06 29 - Little Skull Mountain, Nevada - M 5.7
• 2008 04 26 - Nevada - M 5.0

New Hampshire

• 1940 12 20 - Ossipee Lake, New Hampshire - M 5.5
• 1940 12 24 - Ossipee Lake, New Hampshire - M 5.5

New Jersey

• 1783 11 30 - New Jersey - M 5.3
• 2003 08 26 - New Jersey - M 3.8
• 2009 02 03 - New Jersey - M 3.0
• 1871 10 09 - New Jersey - Delaware border

New Madrid

• 1811 12 16 - New Madrid Region - M 7.7 Fatalities Several
• 1812 02 07 - New Madrid Region - M 7.7
• 1812 01 23 - New Madrid Region - M 7.5
• 1811 12 16 - New Madrid Region - M 7.0

New Mexico

• 1906 07 12 - Socorro area, New Mexico - Intensity VII
• 1906 11 15 - Socorro area, New Mexico - Intensity VII
• 1966 01 23 - Dulce, New Mexico - M 5.1
• 2005 08 10 - New Mexico - M 5.0
• 2005 12 19 - New Mexico - M 4.1

New York

• 1944 09 05 - Between Massena, New York and Cornwall, Ontario, Canada - M 5.8
• 1884 08 10 - New York City, New York - M 5.5
• 1983 10 07 - Blue Mountain Lake, New York - M 5.3
• 2002 04 20 - Au Sable Forks, New York - M 5.1
• 2002 05 24 - Plattsburgh Aftershock - M 3.6
• 2002 12 25 - Redford, New York - M 3.3

North Carolina

• 1916 02 21 - Waynesville, North Carolina - M 5.2

North Dakota

• 1909 05 16 - North Dakota - M 5.5

Ohio

• 1937 03 09 - Western Ohio - M 5.4
• 1986 01 31 - Northeast Ohio - M 5.0
• 1884 09 19 - Near Lima, Ohio - M 4.8
• 1901 05 17 - Near Portsmouth, Ohio - M 4.2
• 2011 12 31 - Youngstown-Warren Urban Area, Ohio - M 4.0

Oklahoma

• 2011 11 06 - Lincoln County, Oklahoma - M 5.6
• 1952 04 09 - El Reno, Oklahoma - M 5.5

Oregon

• 1910 08 05 - Oregon - M 6.8
• 2003 01 16 - Blanco Fracture Zone - Offshore Oregon, - M 6.3
• 1993 09 21 - Klamath Falls, Oregon - M 6.0 Fatalities 2
• 2004 07 12 - Offshore Oregon - M 4.9
• 2002 06 29 - near Mt. Hood Volcano, Oregon - M 4.5

Pennsylvania

• 1998 09 25 - Pennsylvania - M 5.2
• 1994 01 16 - Pennsylvania - M 4.6
• 1984 04 23 - Lancaster County, Pennsylvania - M 4.4

Puerto Rico

• 1787 05 02 - Puerto Rico - M 8.0
• 1918 10 11 - Mona Passage - M 7.5 Fatalities 116
• 1867 11 18 - Puerto Rico Region

Rhode Island

• 1976 03 11 - Newport, Rhode Island - M 3.5

South Carolina

• 1886 09 01 - Charleston, South Carolina - M 7.3 Fatalities 60
• 2002 11 11 - Seabrook Island, South Carolina - M 4.4

South Dakota

• 1911 06 02 - South Dakota - M 4.5
• 2003 05 25 - South Dakota - M 4.0

Tennessee

• 1865 08 17 - Memphis, Tennessee - M 5.0
• 1928 11 03 - Eastern Tennessee - M 4.5

Texas

• 1931 08 16 - Valentine, Texas - M 5.8

Utah

• 1934 03 12 - Kosmo, Utah - M 6.6 Fatalities 2
• 1959 07 21 - Arizona - Utah Border - M 5.6
• 1992 09 02 - Utah - M 5.6

Vermont

• 1962 04 10 - Vermont - M 4.2

Virginia

• 1897 05 31 - Giles County, Virginia - M 5.9
• 2011 08 23 - Louisa County, Virginia - M 5.8
• 2003 12 09 - Virginia - M 4.5
• 2003 05 05 - Virginia - M 3.9

Washington

• 1949 04 13 - Puget Sound, Washington - M 7.1 Fatalities 8
• 2001 02 28 - Nisqually, Washington - M 6.8
• 1872 12 15 - Lake Chelan, Washington - M 6.8
• 1965 04 29 - Puget Sound, Washington - M 6.5 Fatalities 7
• 1980 05 18 - Mount St. Helens, Washington - M 5.0
• 2009 01 30 - Seattle-Tacoma Urban Area - M 4.5
• 2002 09 21 - Friday Harbor, Washington - M 4.1
• 2003 05 30 - Port Orchard, Washington - M 3.7
• 2002 06 16 - Kitsap Peninsula, Washington - M 3.7
• 2003 06 20 - Carnation, Washington - M 3.6

West Virginia

• 1969 11 20 - Southern West Virginia - M 4.5

Wisconsin

• 1947 05 06 - Wisconsin

Wyoming

• 1959 08 18 - Wyoming - M 6.5
• 1975 06 30 - Yellowstone National Park, Wyoming - M 6.1
• 1995 02 03 - Wyoming - M 5.3 Fatalities 1
• 2004 01 07 - Wyoming - M 5.0
• 2003 08 21 - Wyoming - M 4.5
• 2002 10 22 - Alpine Northeast, Wyoming - M 4.2
• 2004 04 07 - Wyoming - M 4.0
• 2004 08 29 - Wyoming - M 3.8