M2.0 earthquake 237 km WSW of Adak, Alaska
A magnitude 2.0 earthquake struck 237 km WSW of Adak, Alaska on Sun, Jul 18, 2021, 2:01 AM GMT-12 (14:01 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M3.9 220 km WSW of Adak, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.0 (ml), micro
- Local time
- UTC
- 2021-07-18 14:01:17 UTC
- Depth
- 10.4 km (6.5 mi), shallow
- Epicenter
- 51.102° N, 179.828° W
- Region
- Alaska
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Stations used
- 30
Nearby
Within 100 km, magnitude 1.5 and up: 131 in the 60 days after this one and 37 in the 30 days before it.
After
- 2.0289 km W of Adak, Alaska · 1896 days ago · 52 km deep · 76 km away
- 2.5279 km W of Adak, Alaska · 1895 days ago · 56 km deep · 71 km away
- 2.3277 km WSW of Adak, Alaska · 1895 days ago · 52 km deep · 56 km away
- 2.0198 km WSW of Adak, Alaska · 1894 days ago · 57 km deep · 50 km away
- 2.7265 km WSW of Adak, Alaska · 1893 days ago · 20 km deep · 31 km away
- 1.7216 km WSW of Adak, Alaska · 1892 days ago · 55 km deep · 40 km away
- 2.1244 km W of Adak, Alaska · 1891 days ago · 135 km deep · 93 km away
- 2.1252 km W of Adak, Alaska · 1889 days ago · 70 km deep · 67 km away
- 2.2256 km W of Adak, Alaska · 1889 days ago · 130 km deep · 95 km away
- 2.9211 km W of Adak, Alaska · 1889 days ago · 158 km deep · 95 km away
- 1.6158 km WSW of Adak, Alaska · 1889 days ago · 56 km deep · 80 km away
- 1.6145 km WSW of Adak, Alaska · 1888 days ago · 69 km deep · 93 km away
- 2.8282 km WSW of Adak, Alaska · 1888 days ago · 21 km deep · 45 km away
- 1.8183 km WSW of Adak, Alaska · 1888 days ago · 20 km deep · 60 km away
- 1.8237 km WSW of Adak, Alaska · 1886 days ago · 24 km deep · 22 km away
- 2.5251 km WSW of Adak, Alaska · 1885 days ago · 62 km deep · 38 km away
- 2.8265 km W of Adak, Alaska · 1885 days ago · 10 km deep · 71 km away
- 1.8Rat Islands, Aleutian Islands, Alaska · 1885 days ago · 59 km deep · 83 km away
- 2.7242 km WSW of Adak, Alaska · 1885 days ago · 35 km deep · 25 km away
- 2.2268 km WSW of Adak, Alaska · 1885 days ago · 36 km deep · 39 km away
- 1.8148 km WSW of Adak, Alaska · 1884 days ago · 24 km deep · 98 km away
- 1.9245 km WSW of Adak, Alaska · 1884 days ago · 13 km deep · 34 km away
- 1.9Rat Islands, Aleutian Islands, Alaska · 1884 days ago · 5 km deep · 99 km away
- 2.8Rat Islands, Aleutian Islands, Alaska · 1883 days ago · 77 km deep · 62 km away
- 1.5Rat Islands, Aleutian Islands, Alaska · 1883 days ago · 21 km deep · 70 km away
- 3.9220 km WSW of Adak, Alaska · 1883 days ago · 35 km deep · 28 km away
- 1.8159 km WSW of Adak, Alaska · 1882 days ago · 25 km deep · 82 km away
- 1.7255 km W of Adak, Alaska · 1881 days ago · 7 km deep · 56 km away
- 1.6291 km W of Adak, Alaska · 1880 days ago · 71 km deep · 92 km away
- 2.2Rat Islands, Aleutian Islands, Alaska · 1880 days ago · 62 km deep · 94 km away
- 3.4142 km WSW of Adak, Alaska · 1879 days ago · 32 km deep · 98 km away
- 1.5236 km WSW of Adak, Alaska · 1878 days ago · 13 km deep · 8 km away
- 2.0204 km WSW of Adak, Alaska · 1876 days ago · 70 km deep · 50 km away
- 1.7261 km W of Adak, Alaska · 1876 days ago · 14 km deep · 97 km away
- 1.9Andreanof Islands, Aleutian Islands, Alaska · 1876 days ago · 13 km deep · 44 km away
- 1.5Rat Islands, Aleutian Islands, Alaska · 1875 days ago · 23 km deep · 33 km away
- 1.7227 km WSW of Adak, Alaska · 1875 days ago · 50 km deep · 32 km away
- 1.5234 km WSW of Adak, Alaska · 1874 days ago · 53 km deep · 43 km away
- 3.0270 km WSW of Adak, Alaska · 1874 days ago · 51 km deep · 50 km away
- 2.9294 km WSW of Adak, Alaska · 1873 days ago · 59 km deep · 78 km away
- 1.7184 km W of Adak, Alaska · 1873 days ago · 139 km deep · 87 km away
- 1.6206 km WSW of Adak, Alaska · 1872 days ago · 47 km deep · 36 km away
- 1.7Rat Islands, Aleutian Islands, Alaska · 1872 days ago · 18 km deep · 95 km away
- 1.6243 km WSW of Adak, Alaska · 1872 days ago · 17 km deep · 29 km away
- 3.3233 km WSW of Adak, Alaska · 1872 days ago · 65 km deep · 42 km away
- 1.5213 km W of Adak, Alaska · 1872 days ago · 73 km deep · 59 km away
- 1.5265 km W of Adak, Alaska · 1871 days ago · 20 km deep · 96 km away
- 2.0245 km WSW of Adak, Alaska · 1871 days ago · 13 km deep · 8 km away
- 1.7176 km WSW of Adak, Alaska · 1871 days ago · 17 km deep · 62 km away
- 1.7199 km WSW of Adak, Alaska · 1870 days ago · 26 km deep · 39 km away
- 2.8205 km WSW of Adak, Alaska · 1870 days ago · 33 km deep · 34 km away
- 2.6218 km WSW of Adak, Alaska · 1870 days ago · 10 km deep · 38 km away
- 3.1216 km WSW of Adak, Alaska · 1868 days ago · 12 km deep · 33 km away
- 1.8216 km W of Adak, Alaska · 1868 days ago · 74 km deep · 60 km away
- 1.7228 km WSW of Adak, Alaska · 1868 days ago · 19 km deep · 20 km away
- 3.2196 km WSW of Adak, Alaska · 1867 days ago · 35 km deep · 47 km away
- 1.6256 km W of Adak, Alaska · 1867 days ago · 15 km deep · 98 km away
- 1.5267 km W of Adak, Alaska · 1867 days ago · 67 km deep · 72 km away
- 1.9246 km WSW of Adak, Alaska · 1866 days ago · 26 km deep · 18 km away
- 3.2216 km WSW of Adak, Alaska · 1866 days ago · 35 km deep · 39 km away
The first 60 of 131.
Before
- 1.8Rat Islands, Aleutian Islands, Alaska · 1897 days ago · 22 km deep · 79 km away
- 1.9Andreanof Islands, Aleutian Islands, Alaska · 1897 days ago · 83 km deep · 75 km away
- 2.4291 km WSW of Adak, Alaska · 1898 days ago · 38 km deep · 61 km away
- 1.5151 km W of Adak, Alaska · 1898 days ago · 12 km deep · 94 km away
- 1.9255 km W of Adak, Alaska · 1898 days ago · 79 km deep · 78 km away
- 1.7159 km WSW of Adak, Alaska · 1900 days ago · 20 km deep · 86 km away
- 1.5213 km W of Adak, Alaska · 1900 days ago · 110 km deep · 77 km away
- 1.6253 km WSW of Adak, Alaska · 1900 days ago · 37 km deep · 27 km away
- 1.7222 km WSW of Adak, Alaska · 1901 days ago · 58 km deep · 38 km away
- 1.6175 km W of Adak, Alaska · 1901 days ago · 84 km deep · 81 km away
- 1.6155 km WSW of Adak, Alaska · 1903 days ago · 24 km deep · 88 km away
- 3.2250 km WSW of Adak, Alaska · 1903 days ago · 26 km deep · 20 km away
- 1.9241 km WSW of Adak, Alaska · 1903 days ago · 26 km deep · 6 km away
- 2.2156 km WSW of Adak, Alaska · 1904 days ago · 25 km deep · 87 km away
- 1.7197 km WSW of Adak, Alaska · 1904 days ago · 22 km deep · 44 km away
- 2.2256 km W of Adak, Alaska · 1905 days ago · 141 km deep · 93 km away
- 1.8268 km WSW of Adak, Alaska · 1905 days ago · 62 km deep · 46 km away
- 2.0186 km WSW of Adak, Alaska · 1905 days ago · 13 km deep · 51 km away
- 1.9167 km WSW of Adak, Alaska · 1906 days ago · 14 km deep · 71 km away
- 1.9151 km WSW of Adak, Alaska · 1906 days ago · 8 km deep · 86 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak02195cadry. Read Sun, Sep 27, 2026, 12:31 AM UTC.