M1.7 earthquake 62 km SW of Adak, Alaska
A magnitude 1.7 earthquake struck 62 km SW of Adak, Alaska on Thu, Apr 1, 2021, 6:51 PM HADT (03:51 UTC), 36 km (23 mi) below the surface.
A larger quake followed: M4.4 44 km SE 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
- 1.7 (ml), micro
- Local time
- UTC
- 2021-04-02 03:51:39 UTC
- Depth
- 36.3 km (22.6 mi), shallow
- Epicenter
- 51.419° N, 177.162° 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
- 22
Nearby
Within 100 km, magnitude 1.5 and up: 127 in the 60 days after this one and 73 in the 30 days before it.
After
- 2.7Andreanof Islands, Aleutian Islands, Alaska · 2001 days ago · 65 km deep · 23 km away
- 2.125 km S of Adak, Alaska · 2001 days ago · 57 km deep · 47 km away
- 2.916 km SSE of Adak, Alaska · 2001 days ago · 64 km deep · 57 km away
- 1.9116 km SW of Adak, Alaska · 2000 days ago · 17 km deep · 58 km away
- 1.852 km SSE of Adak, Alaska · 2000 days ago · 24 km deep · 48 km away
- 1.584 km WSW of Adak, Alaska · 1998 days ago · 43 km deep · 44 km away
- 3.1127 km WSW of Adak, Alaska · 1998 days ago · 10 km deep · 87 km away
- 3.2141 km WSW of Adak, Alaska · 1998 days ago · 10 km deep · 97 km away
- 4.444 km SE of Adak, Alaska · 1997 days ago · 51 km deep · 65 km away · felt by 1
- 1.972 km ESE of Adak, Alaska · 1997 days ago · 29 km deep · 98 km away
- 2.1107 km SSW of Adak, Alaska · 1997 days ago · 26 km deep · 55 km away
- 1.663 km SSE of Adak, Alaska · 1997 days ago · 22 km deep · 71 km away
- 1.680 km WSW of Adak, Alaska · 1997 days ago · 38 km deep · 36 km away
- 2.050 km SW of Adak, Alaska · 1996 days ago · 42 km deep · 12 km away
- 1.739 km SSE of Adak, Alaska · 1995 days ago · 35 km deep · 55 km away
- 2.6137 km SW of Adak, Alaska · 1995 days ago · 10 km deep · 76 km away
- 2.0119 km SW of Adak, Alaska · 1995 days ago · 13 km deep · 62 km away
- 1.9109 km WSW of Adak, Alaska · 1995 days ago · 25 km deep · 67 km away
- 2.565 km SSW of Adak, Alaska · 1995 days ago · 35 km deep · 19 km away
- 2.965 km WSW of Adak, Alaska · 1994 days ago · 82 km deep · 32 km away
- 1.961 km SE of Adak, Alaska · 1994 days ago · 15 km deep · 75 km away
- 3.328 km S of Adak, Alaska · 1994 days ago · 69 km deep · 43 km away
- 3.5137 km SW of Adak, Alaska · 1992 days ago · 35 km deep · 79 km away
- 1.998 km SW of Adak, Alaska · 1992 days ago · 22 km deep · 37 km away
- 1.759 km SSE of Adak, Alaska · 1990 days ago · 26 km deep · 68 km away
- 1.855 km SSW of Adak, Alaska · 1990 days ago · 45 km deep · 25 km away
- 1.966 km SE of Adak, Alaska · 1990 days ago · 45 km deep · 92 km away
- 1.743 km SSW of Adak, Alaska · 1990 days ago · 50 km deep · 26 km away
- 1.947 km SE of Adak, Alaska · 1989 days ago · 43 km deep · 67 km away
- 2.241 km E of Adak, Alaska · 1989 days ago · 75 km deep · 89 km away
- 1.9102 km WSW of Adak, Alaska · 1989 days ago · 1 km deep · 60 km away
- 1.719 km SW of Adak, Alaska · 1988 days ago · 11 km deep · 43 km away
- 2.753 km SSW of Adak, Alaska · 1987 days ago · 36 km deep · 9 km away
- 1.734 km NE of Adak, Alaska · 1987 days ago · 129 km deep · 96 km away
- 2.525 km SE of Adak, Alaska · 1987 days ago · 78 km deep · 64 km away
- 1.7119 km WSW of Adak, Alaska · 1986 days ago · 17 km deep · 72 km away
- 1.633 km SSW of Adak, Alaska · 1986 days ago · 51 km deep · 30 km away
- 1.548 km SSE of Adak, Alaska · 1986 days ago · 23 km deep · 64 km away
- 1.662 km SSE of Adak, Alaska · 1986 days ago · 22 km deep · 67 km away
- 3.898 km SSE of Adak, Alaska · 1986 days ago · 10 km deep · 91 km away
- 1.555 km SSW of Adak, Alaska · 1985 days ago · 19 km deep · 21 km away
- 1.552 km SSW of Adak, Alaska · 1985 days ago · 36 km deep · 10 km away
- 1.767 km SSE of Adak, Alaska · 1985 days ago · 12 km deep · 63 km away
- 1.7111 km WSW of Adak, Alaska · 1985 days ago · 17 km deep · 67 km away
- 3.6120 km WSW of Adak, Alaska · 1985 days ago · 10 km deep · 73 km away
- 1.575 km SSE of Adak, Alaska · 1985 days ago · 26 km deep · 69 km away
- 1.5Andreanof Islands, Aleutian Islands, Alaska · 1985 days ago · 39 km deep · 39 km away
- 1.967 km SSW of Adak, Alaska · 1985 days ago · 44 km deep · 7 km away
- 1.663 km S of Adak, Alaska · 1984 days ago · 25 km deep · 29 km away
- 1.737 km SSE of Adak, Alaska · 1984 days ago · 57 km deep · 46 km away
- 1.861 km SSE of Adak, Alaska · 1984 days ago · 22 km deep · 65 km away
- 1.681 km SE of Adak, Alaska · 1984 days ago · 25 km deep · 98 km away
- 1.5106 km WSW of Adak, Alaska · 1984 days ago · 13 km deep · 62 km away
- 2.189 km WSW of Adak, Alaska · 1984 days ago · 37 km deep · 44 km away
- 1.855 km SSE of Adak, Alaska · 1984 days ago · 21 km deep · 62 km away
- 1.790 km WSW of Adak, Alaska · 1984 days ago · 25 km deep · 40 km away
- 1.741 km SSE of Adak, Alaska · 1983 days ago · 33 km deep · 57 km away
- 1.552 km SW of Adak, Alaska · 1983 days ago · 43 km deep · 10 km away
- 2.8135 km SW of Adak, Alaska · 1983 days ago · 35 km deep · 80 km away
- 1.980 km WSW of Adak, Alaska · 1983 days ago · 65 km deep · 44 km away
The first 60 of 127.
Before
- 2.843 km SSE of Adak, Alaska · 2002 days ago · 40 km deep · 50 km away
- 1.958 km SSE of Adak, Alaska · 2003 days ago · 23 km deep · 66 km away
- 1.860 km SE of Adak, Alaska · 2003 days ago · 34 km deep · 74 km away
- 1.8123 km WSW of Adak, Alaska · 2003 days ago · 7 km deep · 87 km away
- 1.975 km WSW of Adak, Alaska · 2003 days ago · 30 km deep · 30 km away
- 2.047 km WSW of Adak, Alaska · 2004 days ago · 74 km deep · 43 km away
- 2.694 km SW of Adak, Alaska · 2004 days ago · 33 km deep · 38 km away
- 3.945 km S of Adak, Alaska · 2004 days ago · 47 km deep · 45 km away
- 2.045 km SE of Adak, Alaska · 2005 days ago · 46 km deep · 71 km away
- 1.937 km SW of Adak, Alaska · 2006 days ago · 55 km deep · 28 km away
- 3.154 km SSW of Adak, Alaska · 2006 days ago · 51 km deep · 10 km away
- 1.763 km S of Adak, Alaska · 2007 days ago · 26 km deep · 34 km away
- 1.548 km S of Adak, Alaska · 2007 days ago · 28 km deep · 45 km away
- 1.872 km SSW of Adak, Alaska · 2008 days ago · 40 km deep · 12 km away
- 1.7126 km WSW of Adak, Alaska · 2009 days ago · 28 km deep · 85 km away
- 1.772 km SSW of Adak, Alaska · 2009 days ago · 32 km deep · 14 km away
- 1.554 km S of Adak, Alaska · 2009 days ago · 25 km deep · 45 km away
- 1.9107 km WSW of Adak, Alaska · 2010 days ago · 7 km deep · 66 km away
- 1.880 km W of Adak, Alaska · 2010 days ago · 9 km deep · 66 km away
- 1.776 km W of Adak, Alaska · 2011 days ago · 13 km deep · 62 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak021487j8sp. Read Thu, Sep 24, 2026, 12:42 PM UTC.