M2.2 earthquake 128 km WSW of Adak, Alaska
A magnitude 2.2 earthquake struck 128 km WSW of Adak, Alaska on Sat, Jul 24, 2021, 8:59 AM HADT (17:59 UTC), 35 km (22 mi) below the surface.
A larger quake followed: M4.8 128 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
- 2.2 (ml), micro
- Local time
- UTC
- 2021-07-24 17:59:31 UTC
- Depth
- 34.7 km (21.6 mi), shallow
- Epicenter
- 51.306° N, 178.254° 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
- 35
Nearby
Within 100 km, magnitude 1.5 and up: 188 in the 60 days after this one and 81 in the 30 days before it.
After
- 2.063 km WSW of Adak, Alaska · 1889 days ago · 65 km deep · 65 km away
- 1.6158 km WSW of Adak, Alaska · 1888 days ago · 56 km deep · 42 km away
- 1.687 km WSW of Adak, Alaska · 1888 days ago · 62 km deep · 41 km away
- 1.966 km WSW of Adak, Alaska · 1887 days ago · 75 km deep · 67 km away
- 2.045 km WSW of Adak, Alaska · 1887 days ago · 70 km deep · 83 km away
- 1.6145 km WSW of Adak, Alaska · 1887 days ago · 69 km deep · 37 km away
- 2.7141 km SW of Adak, Alaska · 1887 days ago · 35 km deep · 19 km away
- 1.8183 km WSW of Adak, Alaska · 1887 days ago · 20 km deep · 55 km away
- 4.0Andreanof Islands, Aleutian Islands, Alaska · 1885 days ago · 38 km deep · 23 km away
- 1.7117 km WSW of Adak, Alaska · 1885 days ago · 38 km deep · 12 km away
- 2.7123 km WSW of Adak, Alaska · 1885 days ago · 29 km deep · 7 km away
- 3.044 km SSW of Adak, Alaska · 1885 days ago · 70 km deep · 96 km away
- 1.5131 km WSW of Adak, Alaska · 1885 days ago · 26 km deep · 8 km away
- 1.897 km WSW of Adak, Alaska · 1885 days ago · 62 km deep · 31 km away
- 1.550 km WSW of Adak, Alaska · 1885 days ago · 74 km deep · 81 km away
- 1.781 km SW of Adak, Alaska · 1885 days ago · 25 km deep · 54 km away
- 1.767 km W of Adak, Alaska · 1884 days ago · 93 km deep · 74 km away
- 1.9176 km SSW of Adak, Alaska · 1884 days ago · 26 km deep · 87 km away
- 1.8148 km WSW of Adak, Alaska · 1884 days ago · 24 km deep · 21 km away
- 1.568 km SSW of Adak, Alaska · 1883 days ago · 42 km deep · 79 km away
- 1.8Andreanof Islands, Aleutian Islands, Alaska · 1882 days ago · 18 km deep · 45 km away
- 3.9220 km WSW of Adak, Alaska · 1882 days ago · 35 km deep · 92 km away
- 1.6117 km WSW of Adak, Alaska · 1882 days ago · 47 km deep · 17 km away
- 1.638 km SW of Adak, Alaska · 1882 days ago · 27 km deep · 93 km away
- 1.773 km W of Adak, Alaska · 1881 days ago · 73 km deep · 64 km away
- 4.0123 km WSW of Adak, Alaska · 1881 days ago · 47 km deep · 6 km away
- 2.5168 km SSW of Adak, Alaska · 1881 days ago · 10 km deep · 87 km away
- 1.8159 km WSW of Adak, Alaska · 1881 days ago · 25 km deep · 31 km away
- 1.560 km SSW of Adak, Alaska · 1880 days ago · 36 km deep · 83 km away
- 1.669 km WSW of Adak, Alaska · 1880 days ago · 71 km deep · 64 km away
- 1.582 km WSW of Adak, Alaska · 1880 days ago · 38 km deep · 46 km away
- 2.1133 km W of Adak, Alaska · 1880 days ago · 139 km deep · 70 km away
- 1.546 km WSW of Adak, Alaska · 1880 days ago · 75 km deep · 82 km away
- 1.6Andreanof Islands, Aleutian Islands, Alaska · 1879 days ago · 13 km deep · 17 km away
- 1.694 km SW of Adak, Alaska · 1879 days ago · 23 km deep · 51 km away
- 1.982 km W of Adak, Alaska · 1879 days ago · 7 km deep · 67 km away
- 1.6117 km WSW of Adak, Alaska · 1879 days ago · 45 km deep · 15 km away
- 1.677 km SW of Adak, Alaska · 1879 days ago · 29 km deep · 53 km away
- 3.4142 km WSW of Adak, Alaska · 1878 days ago · 32 km deep · 14 km away
- 1.9122 km WSW of Adak, Alaska · 1878 days ago · 25 km deep · 11 km away
- 2.0137 km SW of Adak, Alaska · 1877 days ago · 26 km deep · 23 km away
- 1.8131 km SW of Adak, Alaska · 1877 days ago · 26 km deep · 17 km away
- 2.068 km W of Adak, Alaska · 1877 days ago · 73 km deep · 67 km away
- 2.874 km SW of Adak, Alaska · 1877 days ago · 61 km deep · 60 km away
- 1.545 km SSW of Adak, Alaska · 1876 days ago · 63 km deep · 93 km away
- 2.0204 km WSW of Adak, Alaska · 1875 days ago · 70 km deep · 92 km away
- 1.889 km SW of Adak, Alaska · 1875 days ago · 33 km deep · 41 km away
- 1.646 km SW of Adak, Alaska · 1875 days ago · 48 km deep · 85 km away
- 1.9Andreanof Islands, Aleutian Islands, Alaska · 1875 days ago · 13 km deep · 98 km away
- 3.6127 km WSW of Adak, Alaska · 1875 days ago · 35 km deep · 4 km away
- 1.684 km WSW of Adak, Alaska · 1875 days ago · 13 km deep · 44 km away
- 1.584 km WSW of Adak, Alaska · 1875 days ago · 24 km deep · 45 km away
- 1.582 km W of Adak, Alaska · 1873 days ago · 7 km deep · 66 km away
- 1.687 km WSW of Adak, Alaska · 1873 days ago · 13 km deep · 42 km away
- 1.682 km WSW of Adak, Alaska · 1873 days ago · 25 km deep · 46 km away
- 1.9Andreanof Islands, Aleutian Islands, Alaska · 1873 days ago · 26 km deep · 83 km away
- 1.7184 km W of Adak, Alaska · 1872 days ago · 139 km deep · 93 km away
- 1.7100 km SW of Adak, Alaska · 1872 days ago · 26 km deep · 41 km away
- 1.6206 km WSW of Adak, Alaska · 1871 days ago · 47 km deep · 87 km away
- 1.7111 km WSW of Adak, Alaska · 1871 days ago · 13 km deep · 21 km away
The first 60 of 188.
Before
- 1.8113 km WSW of Adak, Alaska · 1889 days ago · 48 km deep · 17 km away
- 2.8135 km WSW of Adak, Alaska · 1889 days ago · 25 km deep · 8 km away
- 2.889 km SW of Adak, Alaska · 1891 days ago · 27 km deep · 57 km away
- 1.8110 km SW of Adak, Alaska · 1892 days ago · 19 km deep · 39 km away
- 2.2110 km WSW of Adak, Alaska · 1893 days ago · 13 km deep · 21 km away
- 4.383 km W of Adak, Alaska · 1893 days ago · 8 km deep · 77 km away
- 1.586 km SW of Adak, Alaska · 1893 days ago · 34 km deep · 44 km away
- 1.8124 km WSW of Adak, Alaska · 1893 days ago · 13 km deep · 5 km away
- 2.0198 km WSW of Adak, Alaska · 1893 days ago · 57 km deep · 85 km away
- 1.9Andreanof Islands, Aleutian Islands, Alaska · 1893 days ago · 18 km deep · 43 km away
- 1.8129 km WSW of Adak, Alaska · 1894 days ago · 6 km deep · 37 km away
- 1.849 km SW of Adak, Alaska · 1895 days ago · 28 km deep · 86 km away
- 1.6123 km WSW of Adak, Alaska · 1895 days ago · 26 km deep · 11 km away
- 1.9117 km WSW of Adak, Alaska · 1896 days ago · 18 km deep · 19 km away
- 1.9Andreanof Islands, Aleutian Islands, Alaska · 1896 days ago · 83 km deep · 95 km away
- 1.896 km WSW of Adak, Alaska · 1896 days ago · 62 km deep · 32 km away
- 1.897 km WSW of Adak, Alaska · 1897 days ago · 48 km deep · 32 km away
- 1.9125 km WSW of Adak, Alaska · 1897 days ago · 25 km deep · 13 km away
- 2.7108 km WSW of Adak, Alaska · 1897 days ago · 26 km deep · 21 km away
- 1.5118 km WSW of Adak, Alaska · 1897 days ago · 32 km deep · 13 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak0219fbn87e. Read Sat, Sep 26, 2026, 1:41 AM UTC.