M1.5 earthquake 65 km SE of Adak, Alaska
A magnitude 1.5 earthquake struck 65 km SE of Adak, Alaska on Thu, Mar 18, 2021, 3:50 AM HADT (12:50 UTC), 13 km (8 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
- 1.5 (ml), micro
- Local time
- UTC
- 2021-03-18 12:50:44 UTC
- Depth
- 13.1 km (8.1 mi), shallow
- Epicenter
- 51.399° N, 176.075° 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
- 18
Nearby
Within 100 km, magnitude 1.5 and up: 134 in the 60 days after this one and 73 in the 30 days before it.
After
- 1.959 km WSW of Adak, Alaska · 2020 days ago · 67 km deep · 96 km away
- 1.872 km SW of Atka, Alaska · 2020 days ago · 25 km deep · 88 km away
- 2.6100 km ESE of Adak, Alaska · 2020 days ago · 28 km deep · 58 km away
- 2.5104 km ESE of Adak, Alaska · 2020 days ago · 35 km deep · 56 km away
- 3.192 km SE of Adak, Alaska · 2020 days ago · 32 km deep · 36 km away
- 2.982 km SW of Atka, Alaska · 2018 days ago · 35 km deep · 75 km away
- 1.958 km E of Adak, Alaska · 2017 days ago · 79 km deep · 53 km away
- 3.081 km SW of Adak, Alaska · 2017 days ago · 55 km deep · 99 km away
- 1.637 km ESE of Adak, Alaska · 2017 days ago · 66 km deep · 36 km away
- 1.867 km SSW of Adak, Alaska · 2017 days ago · 29 km deep · 67 km away
- 1.839 km W of Adak, Alaska · 2017 days ago · 76 km deep · 94 km away
- 2.3101 km SE of Adak, Alaska · 2015 days ago · 4 km deep · 41 km away
- 1.554 km S of Adak, Alaska · 2014 days ago · 25 km deep · 31 km away
- 1.772 km SSW of Adak, Alaska · 2014 days ago · 32 km deep · 74 km away
- 1.872 km SSW of Adak, Alaska · 2014 days ago · 40 km deep · 78 km away
- 1.548 km S of Adak, Alaska · 2013 days ago · 28 km deep · 31 km away
- 2.885 km WSW of Atka, Alaska · 2012 days ago · 63 km deep · 71 km away
- 2.6102 km SW of Atka, Alaska · 2012 days ago · 25 km deep · 62 km away
- 1.763 km S of Adak, Alaska · 2012 days ago · 26 km deep · 45 km away
- 3.154 km SSW of Adak, Alaska · 2012 days ago · 51 km deep · 66 km away
- 1.937 km SW of Adak, Alaska · 2012 days ago · 55 km deep · 75 km away
- 2.045 km SE of Adak, Alaska · 2011 days ago · 46 km deep · 21 km away
- 2.1Andreanof Islands, Aleutian Islands, Alaska · 2010 days ago · 15 km deep · 77 km away
- 3.945 km S of Adak, Alaska · 2010 days ago · 47 km deep · 32 km away
- 3.7131 km SSW of Atka, Alaska · 2009 days ago · 24 km deep · 83 km away
- 2.6127 km SSW of Atka, Alaska · 2009 days ago · 27 km deep · 79 km away
- 2.9Andreanof Islands, Aleutian Islands, Alaska · 2009 days ago · 16 km deep · 81 km away
- 2.047 km WSW of Adak, Alaska · 2009 days ago · 74 km deep · 96 km away
- 2.051 km E of Adak, Alaska · 2009 days ago · 104 km deep · 64 km away
- 1.980 km ESE of Adak, Alaska · 2009 days ago · 46 km deep · 35 km away
- 1.875 km SW of Atka, Alaska · 2009 days ago · 42 km deep · 88 km away
- 1.9123 km SSW of Atka, Alaska · 2009 days ago · 16 km deep · 72 km away
- 1.860 km SE of Adak, Alaska · 2008 days ago · 34 km deep · 5 km away
- 1.958 km SSE of Adak, Alaska · 2008 days ago · 23 km deep · 9 km away
- 2.843 km SSE of Adak, Alaska · 2007 days ago · 40 km deep · 29 km away
- 1.762 km SW of Adak, Alaska · 2007 days ago · 36 km deep · 75 km away
- 2.7Andreanof Islands, Aleutian Islands, Alaska · 2007 days ago · 65 km deep · 98 km away
- 1.975 km E of Adak, Alaska · 2006 days ago · 78 km deep · 73 km away
- 2.125 km S of Adak, Alaska · 2006 days ago · 57 km deep · 46 km away
- 2.916 km SSE of Adak, Alaska · 2006 days ago · 64 km deep · 50 km away
- 3.392 km SW of Atka, Alaska · 2006 days ago · 35 km deep · 68 km away
- 1.852 km SSE of Adak, Alaska · 2005 days ago · 24 km deep · 27 km away
- 1.681 km SE of Adak, Alaska · 2003 days ago · 25 km deep · 26 km away
- 4.444 km SE of Adak, Alaska · 2002 days ago · 51 km deep · 21 km away · felt by 1
- 1.972 km ESE of Adak, Alaska · 2002 days ago · 29 km deep · 26 km away
- 2.1107 km SSW of Adak, Alaska · 2002 days ago · 26 km deep · 82 km away
- 1.663 km SSE of Adak, Alaska · 2002 days ago · 22 km deep · 4 km away
- 2.570 km ESE of Adak, Alaska · 2002 days ago · 23 km deep · 43 km away
- 2.050 km SW of Adak, Alaska · 2002 days ago · 42 km deep · 69 km away
- 1.739 km SSE of Adak, Alaska · 2001 days ago · 35 km deep · 28 km away
- 3.687 km SW of Atka, Alaska · 2001 days ago · 35 km deep · 75 km away
- 2.0162 km SE of Adak, Alaska · 2000 days ago · 20 km deep · 97 km away
- 1.979 km ESE of Adak, Alaska · 2000 days ago · 32 km deep · 48 km away
- 2.565 km SSW of Adak, Alaska · 2000 days ago · 35 km deep · 61 km away
- 1.961 km SE of Adak, Alaska · 1999 days ago · 15 km deep · 5 km away
- 3.328 km S of Adak, Alaska · 1999 days ago · 69 km deep · 46 km away
- 2.695 km ESE of Adak, Alaska · 1998 days ago · 35 km deep · 54 km away
- 1.759 km SSE of Adak, Alaska · 1996 days ago · 26 km deep · 8 km away
- 1.855 km SSW of Adak, Alaska · 1996 days ago · 45 km deep · 50 km away
- 1.966 km SE of Adak, Alaska · 1996 days ago · 45 km deep · 22 km away
The first 60 of 134.
Before
- 1.758 km SSW of Adak, Alaska · 2022 days ago · 30 km deep · 69 km away
- 1.689 km SW of Atka, Alaska · 2023 days ago · 26 km deep · 69 km away
- 1.951 km E of Adak, Alaska · 2023 days ago · 131 km deep · 50 km away
- 2.087 km ESE of Adak, Alaska · 2023 days ago · 36 km deep · 47 km away
- 1.555 km SSW of Adak, Alaska · 2023 days ago · 36 km deep · 70 km away
- 2.1100 km ESE of Adak, Alaska · 2024 days ago · 26 km deep · 56 km away
- 1.633 km W of Adak, Alaska · 2024 days ago · 10 km deep · 89 km away
- 1.983 km SW of Atka, Alaska · 2024 days ago · 26 km deep · 85 km away
- 2.567 km SSW of Adak, Alaska · 2024 days ago · 35 km deep · 61 km away
- 2.792 km SW of Atka, Alaska · 2024 days ago · 34 km deep · 66 km away
- 1.551 km SE of Adak, Alaska · 2026 days ago · 25 km deep · 14 km away
- 2.074 km SSW of Adak, Alaska · 2027 days ago · 51 km deep · 76 km away
- 1.853 km SSW of Adak, Alaska · 2027 days ago · 24 km deep · 56 km away
- 2.00 km E of Adak, Alaska · 2028 days ago · 98 km deep · 65 km away
- 1.845 km E of Adak, Alaska · 2028 days ago · 97 km deep · 59 km away
- 1.556 km E of Adak, Alaska · 2029 days ago · 47 km deep · 45 km away
- 2.867 km SE of Adak, Alaska · 2029 days ago · 30 km deep · 5 km away
- 3.181 km SSW of Atka, Alaska · 2030 days ago · 35 km deep · 99 km away
- 1.972 km ESE of Adak, Alaska · 2031 days ago · 51 km deep · 26 km away
- 1.762 km SE of Adak, Alaska · 2031 days ago · 21 km deep · 3 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak0213jjtqi2. Read Tue, Sep 29, 2026, 8:31 PM UTC.