M2.3 earthquake 43 km ENE of Adak, Alaska
A magnitude 2.3 earthquake struck 43 km ENE of Adak, Alaska on Sun, Mar 20, 2016, 2:34 PM HADT (23:34 UTC), 146 km (90 mi) below the surface.
A larger quake followed: M4.1 101 km ESE 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
- 2.3 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2016-03-20 23:34:08 UTC
- Depth
- 145.6 km (90.5 mi), intermediate-depth
- Epicenter
- 52.067° 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
- 10
Nearby
Within 100 km, magnitude 1.5 and up: 122 in the 60 days after this one and 66 in the 30 days before it.
After
- 1.837 km SW of Adak, Alaska · 3850 days ago · 57 km deep · 81 km away
- 2.9103 km NE of Adak, Alaska · 3850 days ago · 220 km deep · 65 km away
- 1.545 km SW of Adak, Alaska · 3849 days ago · 28 km deep · 90 km away
- 3.160 km SE of Adak, Alaska · 3849 days ago · 39 km deep · 68 km away
- 2.016 km WNW of Adak, Alaska · 3849 days ago · 72 km deep · 54 km away
- 2.531 km E of Adak, Alaska · 3849 days ago · 70 km deep · 26 km away
- 3.456 km SE of Adak, Alaska · 3849 days ago · 31 km deep · 66 km away
- 1.932 km NE of Adak, Alaska · 3848 days ago · 103 km deep · 15 km away
- 2.649 km SE of Adak, Alaska · 3846 days ago · 43 km deep · 59 km away
- 2.140 km NE of Adak, Alaska · 3846 days ago · 133 km deep · 5 km away
- 2.16 km SSW of Adak, Alaska · 3845 days ago · 72 km deep · 49 km away
- 2.332 km S of Adak, Alaska · 3845 days ago · 43 km deep · 68 km away
- 1.544 km S of Adak, Alaska · 3845 days ago · 29 km deep · 75 km away
- 1.645 km SW of Adak, Alaska · 3845 days ago · 32 km deep · 88 km away
- 2.919 km SSE of Adak, Alaska · 3844 days ago · 48 km deep · 47 km away
- 2.046 km SW of Adak, Alaska · 3844 days ago · 42 km deep · 89 km away
- 2.358 km ESE of Adak, Alaska · 3842 days ago · 64 km deep · 41 km away
- 1.885 km SW of Atka, Alaska · 3842 days ago · 6 km deep · 73 km away
- 2.381 km NE of Adak, Alaska · 3841 days ago · 156 km deep · 42 km away
- 2.0101 km SW of Atka, Alaska · 3841 days ago · 26 km deep · 83 km away
- 1.779 km SW of Atka, Alaska · 3840 days ago · 24 km deep · 76 km away
- 3.364 km SE of Adak, Alaska · 3838 days ago · 38 km deep · 64 km away
- 2.042 km W of Adak, Alaska · 3836 days ago · 67 km deep · 84 km away
- 1.817 km SSW of Adak, Alaska · 3835 days ago · 47 km deep · 59 km away
- 1.858 km SSW of Adak, Alaska · 3835 days ago · 44 km deep · 99 km away
- 1.873 km SW of Atka, Alaska · 3835 days ago · 21 km deep · 81 km away
- 1.650 km SE of Adak, Alaska · 3834 days ago · 56 km deep · 58 km away
- 1.857 km SSE of Adak, Alaska · 3834 days ago · 23 km deep · 73 km away
- 1.820 km SSE of Adak, Alaska · 3833 days ago · 50 km deep · 49 km away
- 3.240 km S of Adak, Alaska · 3833 days ago · 34 km deep · 76 km away
- 1.6105 km ESE of Adak, Alaska · 3832 days ago · 18 km deep · 91 km away
- 2.170 km ENE of Adak, Alaska · 3832 days ago · 17 km deep · 27 km away
- 2.399 km SW of Atka, Alaska · 3832 days ago · 26 km deep · 99 km away
- 2.565 km NE of Adak, Alaska · 3832 days ago · 211 km deep · 23 km away
- 3.363 km ESE of Adak, Alaska · 3832 days ago · 41 km deep · 54 km away
- 1.688 km SW of Atka, Alaska · 3832 days ago · 31 km deep · 80 km away
- 1.561 km SE of Adak, Alaska · 3831 days ago · 15 km deep · 66 km away
- 1.868 km SSE of Adak, Alaska · 3831 days ago · 21 km deep · 83 km away
- 2.042 km S of Adak, Alaska · 3831 days ago · 25 km deep · 73 km away
- 1.843 km E of Adak, Alaska · 3830 days ago · 71 km deep · 27 km away
- 2.156 km SW of Adak, Alaska · 3830 days ago · 43 km deep · 100 km away
- 1.979 km ESE of Adak, Alaska · 3830 days ago · 49 km deep · 67 km away
- 1.640 km W of Atka, Alaska · 3830 days ago · 25 km deep · 90 km away
- 2.593 km ESE of Adak, Alaska · 3830 days ago · 36 km deep · 80 km away
- 1.645 km S of Adak, Alaska · 3829 days ago · 24 km deep · 78 km away
- 2.139 km E of Adak, Alaska · 3829 days ago · 140 km deep · 23 km away
- 1.934 km WSW of Adak, Alaska · 3829 days ago · 69 km deep · 78 km away
- 1.663 km SSE of Adak, Alaska · 3828 days ago · 26 km deep · 76 km away
- 1.855 km ENE of Adak, Alaska · 3828 days ago · 104 km deep · 14 km away
- 2.164 km ESE of Adak, Alaska · 3827 days ago · 73 km deep · 45 km away
- 2.050 km SW of Atka, Alaska · 3825 days ago · 51 km deep · 88 km away
- 2.359 km S of Adak, Alaska · 3825 days ago · 39 km deep · 94 km away
- 2.4Andreanof Islands, Aleutian Islands, Alaska · 3825 days ago · 40 km deep · 91 km away
- 1.958 km SSW of Adak, Alaska · 3825 days ago · 44 km deep · 98 km away
- 1.984 km WSW of Atka, Alaska · 3825 days ago · 71 km deep · 51 km away
- 2.378 km WSW of Atka, Alaska · 3824 days ago · 69 km deep · 64 km away
- 2.337 km WSW of Adak, Alaska · 3824 days ago · 51 km deep · 81 km away
- 3.255 km SW of Adak, Alaska · 3824 days ago · 48 km deep · 97 km away
- 1.733 km SSW of Adak, Alaska · 3823 days ago · 33 km deep · 71 km away
- 2.058 km SE of Adak, Alaska · 3822 days ago · 13 km deep · 70 km away
The first 60 of 122.
Before
- 2.369 km SSE of Adak, Alaska · 3851 days ago · 15 km deep · 87 km away
- 1.892 km SW of Atka, Alaska · 3851 days ago · 51 km deep · 80 km away
- 1.724 km SW of Adak, Alaska · 3851 days ago · 61 km deep · 68 km away
- 2.292 km SE of Adak, Alaska · 3852 days ago · 26 km deep · 82 km away
- 1.888 km ESE of Adak, Alaska · 3852 days ago · 10 km deep · 73 km away
- 2.358 km W of Atka, Alaska · 3853 days ago · 13 km deep · 70 km away
- 2.135 km ESE of Adak, Alaska · 3854 days ago · 58 km deep · 40 km away
- 2.882 km WSW of Atka, Alaska · 3855 days ago · 72 km deep · 50 km away
- 4.0108 km WNW of Atka, Alaska · 3855 days ago · 218 km deep · 73 km away
- 2.552 km SSE of Adak, Alaska · 3856 days ago · 24 km deep · 76 km away
- 2.573 km SSE of Adak, Alaska · 3856 days ago · 40 km deep · 84 km away
- 3.643 km E of Adak, Alaska · 3857 days ago · 64 km deep · 28 km away
- 2.175 km SE of Adak, Alaska · 3857 days ago · 25 km deep · 78 km away
- 2.8100 km SW of Atka, Alaska · 3858 days ago · 15 km deep · 91 km away
- 1.791 km SW of Atka, Alaska · 3859 days ago · 25 km deep · 82 km away
- 1.873 km ESE of Adak, Alaska · 3859 days ago · 27 km deep · 54 km away
- 2.685 km E of Adak, Alaska · 3860 days ago · 220 km deep · 49 km away
- 2.254 km SSE of Adak, Alaska · 3860 days ago · 17 km deep · 71 km away
- 2.163 km ESE of Adak, Alaska · 3862 days ago · 49 km deep · 51 km away
- 2.179 km SSE of Adak, Alaska · 3862 days ago · 40 km deep · 100 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak0163oow1g7 (also filed as ak13122232). Read Mon, Oct 5, 2026, 4:08 AM UTC.