M1.6 earthquake 46 km S of Adak, Alaska
A magnitude 1.6 earthquake struck 46 km S of Adak, Alaska on Mon, Sep 17, 2018, 11:36 AM HADT (20:36 UTC), 38 km (24 mi) below the surface.
A larger quake followed: M4.5 47 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
- 1.6 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2018-09-17 20:36:36 UTC
- Depth
- 38.0 km (23.6 mi), shallow
- Epicenter
- 51.452° N, 176.640° 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
- 15
Nearby
Within 100 km, magnitude 1.5 and up: 183 in the 60 days after this one and 198 in the 30 days before it.
After
- 2.273 km WSW of Adak, Alaska · 2937 days ago · 67 km deep · 76 km away
- 1.754 km SE of Adak, Alaska · 2937 days ago · 44 km deep · 43 km away
- 2.173 km WSW of Adak, Alaska · 2937 days ago · 40 km deep · 62 km away
- 2.320 km SW of Adak, Alaska · 2936 days ago · 70 km deep · 38 km away
- 1.630 km SSW of Adak, Alaska · 2936 days ago · 46 km deep · 22 km away
- 1.794 km SW of Adak, Alaska · 2936 days ago · 52 km deep · 71 km away
- 1.873 km SW of Adak, Alaska · 2936 days ago · 39 km deep · 56 km away
- 1.648 km S of Adak, Alaska · 2936 days ago · 26 km deep · 5 km away
- 1.758 km SE of Adak, Alaska · 2936 days ago · 17 km deep · 40 km away
- 1.655 km SSE of Adak, Alaska · 2936 days ago · 23 km deep · 24 km away
- 2.266 km ENE of Adak, Alaska · 2935 days ago · 180 km deep · 95 km away
- 3.892 km ESE of Adak, Alaska · 2935 days ago · 34 km deep · 94 km away
- 2.246 km S of Adak, Alaska · 2935 days ago · 35 km deep · 1 km away
- 1.9122 km SW of Adak, Alaska · 2934 days ago · 44 km deep · 91 km away
- 1.785 km WSW of Adak, Alaska · 2934 days ago · 42 km deep · 81 km away
- 2.193 km SW of Adak, Alaska · 2934 days ago · 26 km deep · 69 km away
- 4.547 km WSW of Adak, Alaska · 2933 days ago · 56 km deep · 46 km away
- 1.547 km SW of Adak, Alaska · 2933 days ago · 45 km deep · 34 km away
- 1.95 km SW of Adak, Alaska · 2933 days ago · 68 km deep · 42 km away
- 2.350 km SW of Adak, Alaska · 2933 days ago · 39 km deep · 33 km away
- 1.947 km W of Adak, Alaska · 2933 days ago · 123 km deep · 73 km away
- 1.565 km SSW of Adak, Alaska · 2933 days ago · 42 km deep · 37 km away
- 1.8104 km SW of Adak, Alaska · 2933 days ago · 34 km deep · 84 km away
- 1.667 km SSW of Adak, Alaska · 2932 days ago · 42 km deep · 31 km away
- 1.691 km SW of Adak, Alaska · 2932 days ago · 51 km deep · 74 km away
- 1.9116 km WSW of Adak, Alaska · 2932 days ago · 44 km deep · 100 km away
- 1.581 km WSW of Adak, Alaska · 2932 days ago · 26 km deep · 77 km away
- 1.987 km SE of Adak, Alaska · 2932 days ago · 18 km deep · 56 km away
- 1.656 km WSW of Adak, Alaska · 2932 days ago · 21 km deep · 53 km away
- 2.2101 km ESE of Adak, Alaska · 2932 days ago · 26 km deep · 93 km away
- 1.636 km SSE of Adak, Alaska · 2931 days ago · 36 km deep · 24 km away
- 1.594 km SW of Adak, Alaska · 2931 days ago · 23 km deep · 70 km away
- 1.955 km WNW of Adak, Alaska · 2931 days ago · 132 km deep · 85 km away
- 1.981 km WSW of Adak, Alaska · 2930 days ago · 35 km deep · 78 km away
- 1.681 km WSW of Adak, Alaska · 2930 days ago · 31 km deep · 78 km away
- 2.010 km ENE of Adak, Alaska · 2930 days ago · 68 km deep · 53 km away
- 1.6114 km WSW of Adak, Alaska · 2930 days ago · 37 km deep · 97 km away
- 2.222 km SSW of Adak, Alaska · 2930 days ago · 45 km deep · 27 km away
- 1.584 km SSE of Adak, Alaska · 2930 days ago · 16 km deep · 53 km away
- 2.448 km NE of Adak, Alaska · 2929 days ago · 129 km deep · 88 km away
- 2.086 km WSW of Adak, Alaska · 2929 days ago · 20 km deep · 77 km away
- 2.161 km SE of Adak, Alaska · 2928 days ago · 37 km deep · 52 km away
- 1.642 km SW of Adak, Alaska · 2928 days ago · 39 km deep · 40 km away
- 1.896 km WSW of Adak, Alaska · 2928 days ago · 57 km deep · 88 km away
- 1.892 km WSW of Adak, Alaska · 2927 days ago · 27 km deep · 82 km away
- 2.170 km S of Adak, Alaska · 2927 days ago · 21 km deep · 24 km away
- 1.538 km S of Adak, Alaska · 2926 days ago · 64 km deep · 11 km away
- 1.860 km SE of Adak, Alaska · 2926 days ago · 25 km deep · 47 km away
- 1.643 km SW of Adak, Alaska · 2925 days ago · 57 km deep · 41 km away
- 2.192 km SW of Adak, Alaska · 2925 days ago · 28 km deep · 73 km away
- 1.9129 km SW of Adak, Alaska · 2925 days ago · 24 km deep · 97 km away
- 1.757 km SSW of Adak, Alaska · 2924 days ago · 49 km deep · 31 km away
- 1.952 km SSE of Adak, Alaska · 2924 days ago · 29 km deep · 19 km away
- 1.983 km WSW of Adak, Alaska · 2923 days ago · 13 km deep · 74 km away
- 1.988 km ESE of Adak, Alaska · 2923 days ago · 40 km deep · 75 km away
- 2.195 km SW of Adak, Alaska · 2922 days ago · 26 km deep · 73 km away
- 2.431 km SSE of Adak, Alaska · 2922 days ago · 54 km deep · 22 km away
- 1.654 km SSW of Adak, Alaska · 2920 days ago · 44 km deep · 17 km away
- 1.8103 km SW of Adak, Alaska · 2920 days ago · 26 km deep · 80 km away
- 1.649 km S of Adak, Alaska · 2920 days ago · 26 km deep · 6 km away
The first 60 of 183.
Before
- 1.679 km W of Adak, Alaska · 2938 days ago · 97 km deep · 92 km away
- 3.0114 km SW of Adak, Alaska · 2938 days ago · 26 km deep · 89 km away
- 1.895 km SW of Adak, Alaska · 2939 days ago · 28 km deep · 72 km away
- 2.793 km S of Adak, Alaska · 2939 days ago · 15 km deep · 46 km away
- 1.9Andreanof Islands, Aleutian Islands, Alaska · 2939 days ago · 57 km deep · 47 km away
- 1.659 km WSW of Adak, Alaska · 2940 days ago · 43 km deep · 54 km away
- 1.9106 km SW of Adak, Alaska · 2941 days ago · 45 km deep · 86 km away
- 2.175 km ENE of Adak, Alaska · 2942 days ago · 77 km deep · 97 km away
- 1.991 km S of Adak, Alaska · 2942 days ago · 14 km deep · 46 km away
- 1.8100 km SW of Adak, Alaska · 2943 days ago · 39 km deep · 79 km away
- 4.092 km SW of Adak, Alaska · 2943 days ago · 42 km deep · 76 km away
- 2.027 km WSW of Adak, Alaska · 2943 days ago · 65 km deep · 46 km away
- 2.392 km SW of Adak, Alaska · 2943 days ago · 44 km deep · 70 km away
- 3.279 km E of Adak, Alaska · 2943 days ago · 74 km deep · 98 km away
- 1.553 km SW of Adak, Alaska · 2944 days ago · 36 km deep · 33 km away
- 1.565 km SSE of Adak, Alaska · 2944 days ago · 22 km deep · 24 km away
- 1.654 km SSE of Adak, Alaska · 2944 days ago · 13 km deep · 27 km away
- 1.838 km SE of Adak, Alaska · 2944 days ago · 65 km deep · 41 km away
- 1.953 km SSE of Adak, Alaska · 2945 days ago · 19 km deep · 26 km away
- 1.553 km SE of Adak, Alaska · 2945 days ago · 9 km deep · 38 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak018bybup23. Read Sat, Oct 3, 2026, 9:14 AM UTC.