Great Magnitude Earthquakes

Magnitude 8 - ∞

Can cause serious damage in areas several hundred miles across

96
Total Earthquakes

Earthquakes (96 total)

M9.5 May 22, 1960

1960 Great Chilean Earthquake (Valdivia Earthquake)

Depth: 25.00 km
7:11 PM
M9.2 Mar 28, 1964

1964 Prince William Sound Earthquake, Alaska

Depth: 25.00 km
3:36 AM
M9.1 Mar 11, 2011

2011 Great Tohoku Earthquake, Japan

Depth: 29.00 km
5:46 AM
M9.1 Dec 26, 2004

2004 Sumatra - Andaman Islands Earthquake

Depth: 30.00 km
12:58 AM
M9.0 Nov 4, 1952

89 km ESE of Petropavlovsk-Kamchatsky, Russia

Depth: 21.60 km
4:58 PM
M8.8 Jul 29, 2025

2025 Kamchatka Peninsula, Russia Earthquake

Depth: 35.00 km
11:24 PM
M8.8 Feb 27, 2010

36 km WNW of Quirihue, Chile

Depth: 22.90 km
6:34 AM
M8.7 Feb 4, 1965

Rat Islands, Aleutian Islands, Alaska

Depth: 30.30 km
5:01 AM
M8.6 Apr 11, 2012

off the west coast of northern Sumatra

Depth: 20.00 km
8:38 AM
M8.6 Mar 28, 2005

78 km WSW of Singkil, Indonesia

Depth: 30.00 km
4:09 PM
M8.6 Mar 9, 1957

81 km ESE of Adak, Alaska

Depth: 25.00 km
2:22 PM
M8.6 Aug 15, 1950

1950 Assam-Tibet Earthquake

Depth: 15.00 km
2:09 PM
M8.6 Apr 1, 1946

1946 Aleutian Islands (Unimak Island) Earthquake, Alaska

Depth: 15.00 km
12:29 PM
M8.5 Oct 13, 1963

132 km ESE of Kuril’sk, Russia

Depth: 35.00 km
5:17 AM
M8.5 Feb 1, 1938

141 km WNW of Tual, Indonesia

Depth: 25.00 km
7:04 PM
M8.5 Nov 11, 1922

94 km ENE of Vallenar, Chile

Depth: 70.00 km
4:32 AM
M8.4 Sep 12, 2007

122 km SW of Bengkulu, Indonesia

Depth: 34.00 km
11:10 AM
M8.4 Jun 23, 2001

6 km SSW of Atico, Peru

Depth: 33.00 km
8:33 PM
M8.4 Mar 2, 1933

1933 Sanriku (Sanriku-oki) Earthquake, Japan

Depth: 15.00 km
5:31 PM
M8.4 Feb 3, 1923

121 km ESE of Mil’kovo, Russia

Depth: 15.00 km
4:01 PM
M8.3 Jul 23, 1905

121 km WNW of Tosontsengel, Mongolia

Depth: 15.00 km
2:46 AM
M8.3 Aug 19, 1977

265 km SW of Waingapu, Indonesia

Depth: 25.00 km
6:08 AM
M8.3 Sep 16, 2015

48 km W of Illapel, Chile

Depth: 22.44 km
10:54 PM
M8.3 May 24, 2013

Sea of Okhotsk

Depth: 598.10 km
5:44 AM