M1.9 earthquake 38 km SSE of Adak, Alaska
A magnitude 1.9 earthquake struck 38 km SSE of Adak, Alaska on Tue, Feb 2, 2021, 5:49 AM HAST (15:49 UTC), 53 km (33 mi) below the surface.
A larger quake followed: M4.1 71 km SSW 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
- 1.9 (ml), micro
- Local time
- UTC
- 2021-02-02 15:49:28 UTC
- Depth
- 52.7 km (32.7 mi), shallow
- Epicenter
- 51.568° N, 176.389° 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
- 24
Nearby
Within 100 km, magnitude 1.5 and up: 149 in the 60 days after this one and 80 in the 30 days before it.
After
- 2.159 km SE of Adak, Alaska · 2060 days ago · 26 km deep · 28 km away
- 1.87 km SE of Adak, Alaska · 2059 days ago · 73 km deep · 31 km away
- 1.622 km SSE of Adak, Alaska · 2059 days ago · 70 km deep · 16 km away
- 1.697 km SW of Adak, Alaska · 2059 days ago · 15 km deep · 94 km away
- 1.650 km SSW of Adak, Alaska · 2059 days ago · 57 km deep · 38 km away
- 2.188 km E of Adak, Alaska · 2059 days ago · 66 km deep · 77 km away
- 2.693 km SW of Atka, Alaska · 2059 days ago · 35 km deep · 87 km away
- 1.924 km SE of Adak, Alaska · 2059 days ago · 62 km deep · 19 km away
- 2.530 km WNW of Adak, Alaska · 2059 days ago · 10 km deep · 63 km away
- 1.822 km SSW of Adak, Alaska · 2058 days ago · 59 km deep · 29 km away
- 1.5Andreanof Islands, Aleutian Islands, Alaska · 2058 days ago · 7 km deep · 100 km away
- 1.882 km WSW of Adak, Alaska · 2058 days ago · 13 km deep · 89 km away
- 1.787 km WSW of Adak, Alaska · 2057 days ago · 44 km deep · 96 km away
- 3.0103 km SW of Adak, Alaska · 2057 days ago · 30 km deep · 95 km away
- 1.786 km WSW of Adak, Alaska · 2057 days ago · 48 km deep · 93 km away
- 2.730 km WNW of Adak, Alaska · 2057 days ago · 13 km deep · 63 km away
- 2.158 km SSE of Adak, Alaska · 2057 days ago · 23 km deep · 21 km away
- 1.863 km SSW of Adak, Alaska · 2055 days ago · 35 km deep · 46 km away
- 2.030 km E of Adak, Alaska · 2055 days ago · 77 km deep · 33 km away
- 3.784 km SSE of Adak, Alaska · 2055 days ago · 37 km deep · 46 km away
- 3.598 km SSE of Adak, Alaska · 2055 days ago · 10 km deep · 62 km away
- 2.599 km SSE of Adak, Alaska · 2055 days ago · 20 km deep · 62 km away
- 1.895 km ESE of Adak, Alaska · 2054 days ago · 26 km deep · 69 km away
- 3.560 km SE of Adak, Alaska · 2054 days ago · 34 km deep · 24 km away
- 1.543 km S of Adak, Alaska · 2054 days ago · 30 km deep · 23 km away
- 1.827 km WNW of Adak, Alaska · 2054 days ago · 6 km deep · 59 km away
- 2.148 km ESE of Adak, Alaska · 2054 days ago · 73 km deep · 40 km away
- 2.175 km SSE of Adak, Alaska · 2053 days ago · 26 km deep · 38 km away
- 2.575 km SSW of Adak, Alaska · 2053 days ago · 35 km deep · 60 km away
- 1.726 km W of Adak, Alaska · 2052 days ago · 8 km deep · 56 km away
- 1.848 km SW of Adak, Alaska · 2051 days ago · 45 km deep · 48 km away
- 1.753 km W of Adak, Alaska · 2050 days ago · -2 km deep · 76 km away
- 1.581 km WSW of Adak, Alaska · 2050 days ago · 25 km deep · 89 km away
- 1.649 km SSW of Adak, Alaska · 2047 days ago · 27 km deep · 42 km away
- 1.861 km SSW of Adak, Alaska · 2046 days ago · 33 km deep · 52 km away
- 2.656 km S of Adak, Alaska · 2046 days ago · 35 km deep · 27 km away
- 2.678 km SW of Adak, Alaska · 2046 days ago · 41 km deep · 80 km away
- 3.7100 km SW of Atka, Alaska · 2046 days ago · 40 km deep · 87 km away
- 1.945 km SSE of Adak, Alaska · 2045 days ago · 48 km deep · 10 km away
- 1.856 km SW of Adak, Alaska · 2045 days ago · 57 km deep · 61 km away
- 1.766 km SSE of Adak, Alaska · 2045 days ago · 14 km deep · 31 km away
- 1.694 km SW of Atka, Alaska · 2044 days ago · 20 km deep · 90 km away
- 2.748 km WSW of Adak, Alaska · 2044 days ago · 81 km deep · 64 km away
- 2.059 km SE of Adak, Alaska · 2043 days ago · 41 km deep · 24 km away
- 2.260 km W of Adak, Alaska · 2043 days ago · 103 km deep · 88 km away
- 3.075 km SSE of Adak, Alaska · 2043 days ago · 35 km deep · 38 km away
- 4.171 km SSW of Adak, Alaska · 2043 days ago · 35 km deep · 48 km away · felt by 1
- 1.991 km ESE of Adak, Alaska · 2042 days ago · 25 km deep · 69 km away
- 1.797 km ESE of Adak, Alaska · 2042 days ago · 29 km deep · 75 km away
- 1.519 km SW of Adak, Alaska · 2042 days ago · 73 km deep · 34 km away
- 1.864 km SSE of Adak, Alaska · 2042 days ago · 22 km deep · 27 km away
- 1.856 km SW of Adak, Alaska · 2042 days ago · 30 km deep · 60 km away
- 1.964 km SSW of Adak, Alaska · 2041 days ago · 27 km deep · 51 km away
- 2.781 km WSW of Adak, Alaska · 2041 days ago · 79 km deep · 95 km away
- 1.877 km ESE of Adak, Alaska · 2041 days ago · 27 km deep · 49 km away
- 1.874 km SE of Adak, Alaska · 2041 days ago · 18 km deep · 40 km away
- 2.772 km SSE of Adak, Alaska · 2041 days ago · 35 km deep · 35 km away
- 2.7105 km ESE of Adak, Alaska · 2040 days ago · 33 km deep · 80 km away
- 2.872 km SE of Adak, Alaska · 2040 days ago · 31 km deep · 36 km away
- 1.961 km SE of Adak, Alaska · 2040 days ago · 23 km deep · 27 km away
The first 60 of 149.
Before
- 1.865 km SSW of Adak, Alaska · 2060 days ago · 31 km deep · 52 km away
- 1.789 km ESE of Adak, Alaska · 2060 days ago · 12 km deep · 60 km away
- 1.8Andreanof Islands, Aleutian Islands, Alaska · 2060 days ago · 43 km deep · 27 km away
- 1.878 km SSE of Adak, Alaska · 2061 days ago · 19 km deep · 42 km away
- 1.979 km WSW of Adak, Alaska · 2061 days ago · 67 km deep · 86 km away
- 2.048 km E of Adak, Alaska · 2061 days ago · 127 km deep · 43 km away
- 1.675 km WSW of Adak, Alaska · 2061 days ago · 17 km deep · 83 km away
- 2.885 km ESE of Adak, Alaska · 2061 days ago · 35 km deep · 58 km away
- 1.685 km WSW of Adak, Alaska · 2061 days ago · 13 km deep · 95 km away
- 1.783 km SW of Adak, Alaska · 2061 days ago · 47 km deep · 87 km away
- 1.874 km SW of Adak, Alaska · 2061 days ago · 50 km deep · 69 km away
- 3.168 km WSW of Adak, Alaska · 2062 days ago · 68 km deep · 78 km away
- 1.774 km SE of Adak, Alaska · 2062 days ago · 4 km deep · 40 km away
- 2.293 km SE of Adak, Alaska · 2063 days ago · 20 km deep · 61 km away
- 1.971 km SW of Adak, Alaska · 2063 days ago · 43 km deep · 76 km away
- 2.076 km WSW of Atka, Alaska · 2063 days ago · 68 km deep · 89 km away
- 1.9Andreanof Islands, Aleutian Islands, Alaska · 2064 days ago · 34 km deep · 24 km away
- 2.5Andreanof Islands, Aleutian Islands, Alaska · 2064 days ago · 41 km deep · 84 km away
- 2.971 km SE of Adak, Alaska · 2064 days ago · 35 km deep · 36 km away
- 2.186 km SE of Adak, Alaska · 2065 days ago · 25 km deep · 57 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak0211ityinj. Read Thu, Sep 24, 2026, 1:03 PM UTC.