Earthquakes in the United States, Magnitude 7 and Greater
Alaska • Arkansas • California • Hawaii • Idaho • Missouri • Montana • Nevada • South Carolina • Washington
| Date UTC | Latitude | Longitude | Magnitude | Region | |
|---|---|---|---|---|---|
| Alaska | 1898 Jun 29 18:36 | 52.0N | 172.0E | 7.6 | Near Islands |
| 1899 Jul 14 13:32 | 60.0N | 150.0W | 7.2 | Cook Inlet | |
| 1899 Sep 04 00:22 | 60.0N | 142.0W | 7.9 | Near Cape Yakataga | |
| 1899 Sep 10 17:04 | 60.0N | 140.0W | 7.4 | Yakutat Bay (Foreshock of 8.2 event) | |
| 1899 Sep 10 21:41 | 60.0N | 140.0W | 8.0 | Yakutat Bay | |
| 1899 Sep 23 12:50 | 59.0N | 143.0W | 7.0 | Cape Yakataga | |
| 1900 Oct 09 12:25 | 57.09N | 153.48W | 7.7 | Kodiak Island | |
| 1901 Dec 31 09:02:30.0 | 51.45N | 171.02W | 7.1 | Cook Inlet | |
| 1902 Jan 01 05:20:30.0 | 52.38N | 167.45W | 7.0 | Fox Islands | |
| 1903 Jan 17 16:05 | 50.85N | 175.16W | 7.0 | Andreanof Islands | |
| 1904 Aug 27 21:56 | 64.66N | 148.08W | 7.3 | Fairbanks | |
| 1905 Feb 14 08:46 | 50.73N | 178.55W | 7.3 | Andreanof Islands | |
| 1905 Mar 22 03:38 | 51.28N | 174.83E | 7.0 | Near Islands | |
| 1905 Sep 15 06:02 | 52.06N | 171.45E | 7.4 | Fox Islands | |
| 1906 Aug 17 00:10:42 | 51.05N | 179.69E | 7.8 | Rat Islands | |
| 1906 Dec 23 17:22 | 56.85N | 153.90W | 7.3 | Kodiak Island | |
| 1907 Sep 02 16:01 | 52.59N | 169.73E | 7.4 | West of Near Islands | |
| 1908 May 15 08:31:36 | 59.0N | 141.0W | 7.0 | Gulf of Alaska | |
| 1909 Apr 10 19:36 | 52.0N | 175.0E | 7.0 | Rat Islands | |
| 1909 Sep 08 16:49:48 | 52.5N | 169.0W | 7.4 | Fox Islands | |
| 1910 Sep 09 01:13:18 | 50.75N | 179.38E | 7.0 | Rat Islands | |
| 1911 Sep 17 03:26 | 51.0N | 180.0 | 7.1 | Rat Islands | |
| 1912 Jan 31 20:11:48 | 61.0N | 147.5W | 7.0 | Prince William Sound | |
| 1912 Jul 07 07:57 | 63.07N | 146.14W | 7.2 | Paxson | |
| 1912 Nov 07 07:40:24 | 57.5N | 155.0W | 7.3 | Alaska Peninsula | |
| 1916 Feb 06 21:51:19 | 48.5N | 178.5E | 7.7 | South of Rat Islands | |
| 1916 Apr 18 04:01:48 | 53.25N | 170.0W | 7.4 | Fox Islands | |
| 1917 May 31 08:47 | 54.79N | 159.12W | 7.9 | Shumagin Islands | |
| 1923 May 04 16:26:39.3 | 55.55N | 156.75W | 7.1 | Alaska Peninsula | |
| 1926 Oct 13 19:08:10.3 | 51.63N | 175.65W | 7.0 | Andreanof Islands | |
| 1927 Oct 24 15:59:44.8 | 57.69N | 136.07W | 7.1 | Chichagof Island | |
| 1929 Mar 07 01:34:37.9 | 50.88N | 169.71W | 7.8 | Fox Islands | |
| 1929 Jul 05 14:19:01.9 | 51.42N | 178.34W | 7.0 | Andreanof Islands | |
| 1929 Jul 07 21:23:10.2 | 51.60N | 177.87W | 7.3 | Andreanof Islands | |
| 1929 Dec 17 10:58:36.9 | 53.67N | 171.46E | 7.8 | Near Islands | |
| 1934 May 04 04:36:07 | 61.25N | 147.5W | 7.1 | Chugach Mountains | |
| 1935 Feb 22 17:05:54 | 52.25N | 175.0W | 7.1 | Near Islands | |
| 1937 Jul 22 17:09:28.0 | 64.6N | 147.1W | 7.3 | Salcha | |
| 1937 Sep 03 18:48:12 | 52.5N | 177.5W | 7.2 | Andreanof Islands | |
| 1938 Nov 10 20:18:41.2 | 55.48N | 158.37W | 8.2 | East of Shumagin Islands | |
| 1938 Nov 17 03:54:34.0 | 55.45N | 157.55W | 7.3 | Alaska Peninsula | |
| 1940 Apr 16 06:43:02.4 | 52.69N | 173.25E | 7.1 | Near Islands | |
| 1940 Jul 14 05:52:53.5 | 52.0N | 178.2E | 7.4 | Rat Islands | |
| 1940 Aug 22 03:27:18 | 53.0N | 165.5W | 7.0 | Fox Islands | |
| 1943 Nov 03 14:32:17.5 | 61.90N | 150.84W | 7.4 | Skwentna | |
| 1944 Jul 27 00:04:23 | 54.0N | 165.5W | 7.1 | Fox Islands | |
| 1946 Apr 01 12:28:56.0 | 53.32N | 163.19W | 8.1 | Unimak Island | |
| 1946 Nov 01 11:14:24 | 51.5N | 174.5W | 7.0 | Andreanof Islands | |
| 1947 Oct 16 02:09:52.5 | 64.28N | 148.23W | 7.2 | Wood River | |
| 1948 May 14 22:31:43.4 | 54.71N | 160.88W | 7.5 | Alaska Peninsula | |
| 1951 Feb 13 22:12:53.8 | 55.55N | 156.35W | 7.1 | Alaska Peninsula | |
| 1953 Jan 05 07:48:21.6 | 53.32N | 171.04E | 7.1 | Near Islands | |
| 1955 Mar 14 13:12:04.0 | 52.5N | 173.5W | 7.0 | Andreanof Islands | |
| 1957 Mar 09 14:22:31.9 | 51.29N | 175.63W | 8.6 | Andreanof Islands | |
| 1957 Mar 09 20:39:16.5 | 52.43N | 169.58W | 7.1 | Fox Islands | |
| 1957 Mar 11 09:58:44.4 | 52.66N | 169.02W | 7.0 | Fox Islands | |
| 1957 Mar 12 11:44:56.3 | 51.19N | 177.39W | 7.0 | Andreanof Islands | |
| 1957 Mar 14 14:47:50.6 | 51.10N | 176.82W | 7.1 | Andreanof Islands | |
| 1957 Mar 16 02:34:17.7 | 51.16N | 178.80W | 7.0 | Andreanof Islands | |
| 1957 Mar 22 14:21:05.5 | 52.61N | 165.76W | 7.0 | Fox Islands | |
| 1957 Apr 19 22:19:30.0 | 52.20N | 166.28W | 7.3 | Fox Islands | |
| 1958 Apr 07 15:30:40.3 | 65.99N | 156.55W | 7.3 | Huslia | |
| 1958 Jul 10 06:15:53.6 | 58.34N | 136.52W | 7.7 | Lituya Bay | |
| 1964 Feb 06 13:07:21.1 | 55.75N | 155.79W | 7.0 | Chirikof Islands | |
| 1964 Mar 28 03:36:14.0 | 61.04N | 147.73W | 9.2 | Prince William Sound | |
| 1965 Feb 04 05:01:21.6 | 51.29N | 178.55W | 8.7 | Rat Islands | |
| 1965 Feb 04 08:40:42.1 | 51.39N | 179.59E | 7.0 | Rat Islands | |
| 1965 Mar 30 02:27:07.2 | 50.6N | 177.9E | 7.3 | Rat Islands | |
| 1966 Aug 07 02:13:04.3 | 50.57N | 171.22W | 7.0 | Rat Islands | |
| 1971 May 02 06:08:27.8 | 51.23N | 177.17W | 7.1 | Andreanof Islands | |
| 1972 Jul 30 21:45:14.1 | 56.82N | 135.69W | 7.6 | Sitka | |
| 1975 Feb 02 08:43:39.1 | 53.11N | 173.50E | 7.6 | Near Islands | |
| 1979 Feb 28 21:27:06.1 | 60.64N | 141.60W | 7.5 | Mt. St. Elias | |
| 1986 May 07 22:47:12.3 | 51.33N | 174.75W | 8.0 | Andreanof Islands | |
| 1987 Nov 17 08:46:53.3 | 58.59N | 143.27W | 7.2 | Gulf of Alaska | |
| 1987 Nov 30 19:23:19.5 | 58.68N | 142.79W | 7.9 | Gulf of Alaska | |
| 1988 Mar 06 22:35:38.1 | 56.95N | 143.03W | 7.8 | Gulf of Alaska | |
| 1989 Sep 04 13:14:58.2 | 55.54N | 156.84W | 6.9 | Semidi Islands | |
| 1996 Jun 10 04:03:35.4 | 51.56N | 177.63W | 7.9 | Andreanof Islands | |
| 1996 Jun 10 15:24:56.0 | 51.48N | 176.85W | 7.3 | Andreanof Islands | |
| 1999 Dec 06 23:12:33.9 | 57.41N | 154.48W | 7.0 | Kodiak Island Region | |
| 2001 Jan 10 16:02:44.2 | 57.07N | 153.21W | 7.0 | Kodiak Island Region | |
| 2002 Nov 03 22:12:41.0 | 63.51N | 147.44W | 7.9 | Central Alaska | |
| 2003 Mar 17 16:36:17.3 | 51.27N | 177.97E | 7.1 | Rat Islands | |
| 2003 Nov 17 06:43:06.8 | 51.15N | 178.65E | 7.8 | Rat Islands | |
| Arkansas | 1811 Dec 16 08:15 | 35.6N | 90.4W | 7.7 | New Madrid Area |
| 1811 Dec 16 14:15 | 35.6 N | 90.4W | 7.0 | New Madrid Area | |
| California | 1812 Dec 21 19:00 | 34.2 N | 119.9 W | 7.1 | Santa Barbara Channel |
| 1857 Jan 09 16:24 | 35.7 N | 120.3 W | 7.9 | Fort Tejon | |
| 1872 Mar 26 10:30 | 36.7 N | 118.1 W | 7.6 | Owens Valley | |
| 1892 Feb 24 07:20 | 32.55N | 115.63W | 7.8 | Imperial Valley | |
| 1899 Apr 16 13:40 | 41.0 N | 126.0 W | 7.0 | West of Eureka | |
| 1906 Apr 18 13:12:21 | 37.67N | 122.48W | 7.8 | San Francisco | |
| 1922 Jan 31 13:17:22 | 41.0 N | 125.5 W | 7.3 | West of Eureka | |
| 1923 Jan 22 09:04:18 | 40.5 N | 124.5 W | 7.2 | Cape Mendocino | |
| 1927 Nov 04 13:50 | 34.7 N | 120.8 W | 7.1 | West of Lompoc | |
| 1952 Jul 21 11:52:14.0 | 35.00N | 119.02W | 7.3 | Kern County | |
| 1980 Nov 08 10:27:34.0 | 41.12N | 124.25W | 7.2 | Gorda Plate | |
| 1991 Aug 17 22:17:14.6 | 41.82N | 125.40W | 7.1 | West of Crescent City | |
| 1992 Apr 25 18:06:04.2 | 40.37N | 124.32W | 7.2 | Cape Mendocino | |
| 1992 Jun 28 11:57:34 | 34.20N | 116.44W | 7.3 | Landers | |
| 1994 Sep 01 15:15:53.0 | 40.40N | 125.68W | 7.1 | Off Coast of Northern California | |
| 1999 Oct 16 09:46:44.1 | 34.59N | 116.27W | 7.2 | Hector Mine | |
| 2005 Jun 15 02:50:53.1 | 41.28N | 125.98W | 7.2 | Off the coast of Northern California | |
| Hawaii | 1868 Mar 29 00:15 | 19.0N | 155.5W | 7.0 | Ka'u District (foreshock) |
| 1868 Apr 03 02:25 | 19.0N | 155.5W | 7.9 | Ka'u District | |
| 1975 Nov 29 14:47:40.1 | 19.34N | 155.00W | 7.2 | Kalapana | |
| Idaho | 1983 Oct 28 14:06:06.5 | 43.97N | 113.92W | 7.0 | Borah Peak |
| Missouri | 1812 Jan 23 15:00 | 36.3N | 89.6W | 7.8 | New Madrid Area |
| 1812 Feb 07 09:45 | 36.5N | 89.6W | 8.0 | New Madrid Area | |
| Montana | 1959 Aug 18 06:37:13.5 | 44.71N | 111.22W | 7.3 | Hebgen Lake |
| Nevada | 1915 Oct 03 06:52:48.0 | 40.5 N | 117.5 W | 7.1 | Pleasant Valley |
| 1932 Dec 21 06:10:05 | 38.75N | 118.0 W | 7.2 | Cedar Mountain | |
| 1954 Dec 16 11:07:11 | 39.28N | 118.12W | 7.1 | Dixie Valley-Fairview Peak area | |
| South Carolina | 1886 Sep 01 02:51 | 32.9N | 80.00W | 7.3 | Charleston |
| Washington | 1872 Dec 15 05:40 | 47.9N | 120.3W | 7.3 | Lake Chelan |
