M1.6 earthquake 55 km SSE of Adak, Alaska
A magnitude 1.6 earthquake struck 55 km SSE of Adak, Alaska on Wed, Sep 19, 2018, 12:38 PM HADT (21:38 UTC), 23 km (15 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
- 2018-09-19 21:38:05 UTC
- Depth
- 23.4 km (14.5 mi), shallow
- Epicenter
- 51.415° N, 176.304° 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
- 11
Nearby
Within 100 km, magnitude 1.5 and up: 145 in the 60 days after this one and 156 in the 30 days before it.
After
- 2.266 km ENE of Adak, Alaska · 2937 days ago · 180 km deep · 85 km away
- 3.892 km ESE of Adak, Alaska · 2937 days ago · 34 km deep · 73 km away
- 2.246 km S of Adak, Alaska · 2937 days ago · 35 km deep · 25 km away
- 2.193 km SW of Adak, Alaska · 2936 days ago · 26 km deep · 91 km away
- 4.547 km WSW of Adak, Alaska · 2935 days ago · 56 km deep · 69 km away
- 1.547 km SW of Adak, Alaska · 2935 days ago · 45 km deep · 58 km away
- 1.95 km SW of Adak, Alaska · 2935 days ago · 68 km deep · 53 km away
- 2.350 km SW of Adak, Alaska · 2935 days ago · 39 km deep · 56 km away
- 1.947 km W of Adak, Alaska · 2935 days ago · 123 km deep · 92 km away
- 1.565 km SSW of Adak, Alaska · 2935 days ago · 42 km deep · 59 km away
- 2.5108 km SSW of Atka, Alaska · 2934 days ago · 26 km deep · 100 km away
- 1.667 km SSW of Adak, Alaska · 2934 days ago · 42 km deep · 51 km away
- 1.691 km SW of Adak, Alaska · 2934 days ago · 51 km deep · 98 km away
- 1.987 km SE of Adak, Alaska · 2934 days ago · 18 km deep · 34 km away
- 1.656 km WSW of Adak, Alaska · 2934 days ago · 21 km deep · 76 km away
- 2.2101 km ESE of Adak, Alaska · 2934 days ago · 26 km deep · 71 km away
- 1.636 km SSE of Adak, Alaska · 2933 days ago · 36 km deep · 20 km away
- 1.594 km SW of Adak, Alaska · 2933 days ago · 23 km deep · 92 km away
- 2.010 km ENE of Adak, Alaska · 2932 days ago · 68 km deep · 58 km away
- 2.222 km SSW of Adak, Alaska · 2932 days ago · 45 km deep · 42 km away
- 1.584 km SSE of Adak, Alaska · 2932 days ago · 16 km deep · 31 km away
- 2.448 km NE of Adak, Alaska · 2931 days ago · 129 km deep · 86 km away
- 2.161 km SE of Adak, Alaska · 2930 days ago · 37 km deep · 32 km away
- 1.642 km SW of Adak, Alaska · 2930 days ago · 39 km deep · 62 km away
- 2.170 km S of Adak, Alaska · 2928 days ago · 21 km deep · 29 km away
- 1.538 km S of Adak, Alaska · 2928 days ago · 64 km deep · 32 km away
- 1.860 km SE of Adak, Alaska · 2928 days ago · 25 km deep · 26 km away
- 1.643 km SW of Adak, Alaska · 2927 days ago · 57 km deep · 64 km away
- 2.192 km SW of Adak, Alaska · 2927 days ago · 28 km deep · 95 km away
- 1.757 km SSW of Adak, Alaska · 2926 days ago · 49 km deep · 54 km away
- 1.952 km SSE of Adak, Alaska · 2926 days ago · 29 km deep · 4 km away
- 1.983 km WSW of Adak, Alaska · 2925 days ago · 13 km deep · 98 km away
- 1.988 km ESE of Adak, Alaska · 2925 days ago · 40 km deep · 52 km away
- 2.195 km SW of Adak, Alaska · 2924 days ago · 26 km deep · 96 km away
- 2.431 km SSE of Adak, Alaska · 2924 days ago · 54 km deep · 24 km away
- 1.654 km SSW of Adak, Alaska · 2922 days ago · 44 km deep · 40 km away
- 1.649 km S of Adak, Alaska · 2922 days ago · 26 km deep · 19 km away
- 2.362 km SSW of Adak, Alaska · 2921 days ago · 41 km deep · 53 km away
- 2.572 km SE of Adak, Alaska · 2921 days ago · 35 km deep · 20 km away
- 2.262 km SSE of Adak, Alaska · 2921 days ago · 22 km deep · 12 km away
- 2.070 km SE of Adak, Alaska · 2921 days ago · 52 km deep · 37 km away
- 1.867 km E of Adak, Alaska · 2920 days ago · 27 km deep · 61 km away
- 1.523 km WSW of Adak, Alaska · 2920 days ago · 15 km deep · 64 km away
- 2.023 km NNE of Adak, Alaska · 2920 days ago · 104 km deep · 74 km away
- 2.373 km SSW of Adak, Alaska · 2920 days ago · 16 km deep · 54 km away
- 2.138 km ESE of Adak, Alaska · 2919 days ago · 57 km deep · 41 km away
- 2.139 km S of Adak, Alaska · 2918 days ago · 35 km deep · 29 km away
- 1.650 km SW of Adak, Alaska · 2918 days ago · 40 km deep · 56 km away
- 2.026 km WSW of Adak, Alaska · 2918 days ago · 79 km deep · 63 km away
- 2.034 km SSE of Adak, Alaska · 2918 days ago · 42 km deep · 22 km away
- 1.757 km SSW of Adak, Alaska · 2918 days ago · 24 km deep · 46 km away
- 4.180 km SW of Adak, Alaska · 2918 days ago · 40 km deep · 86 km away
- 1.620 km WNW of Adak, Alaska · 2917 days ago · 11 km deep · 73 km away
- 2.572 km SW of Adak, Alaska · 2917 days ago · 69 km deep · 83 km away
- 2.679 km SW of Atka, Alaska · 2916 days ago · 230 km deep · 89 km away
- 1.958 km S of Adak, Alaska · 2916 days ago · 26 km deep · 26 km away
- 2.032 km WNW of Adak, Alaska · 2916 days ago · 114 km deep · 83 km away
- 2.049 km SSW of Adak, Alaska · 2916 days ago · 42 km deep · 47 km away
- 1.717 km SSE of Adak, Alaska · 2916 days ago · 54 km deep · 39 km away
- 1.676 km WSW of Adak, Alaska · 2916 days ago · 47 km deep · 95 km away
The first 60 of 145.
Before
- 1.758 km SE of Adak, Alaska · 2938 days ago · 17 km deep · 18 km away
- 1.648 km S of Adak, Alaska · 2938 days ago · 26 km deep · 19 km away
- 1.873 km SW of Adak, Alaska · 2938 days ago · 39 km deep · 80 km away
- 1.794 km SW of Adak, Alaska · 2938 days ago · 52 km deep · 93 km away
- 1.630 km SSW of Adak, Alaska · 2938 days ago · 46 km deep · 41 km away
- 2.090 km SW of Atka, Alaska · 2938 days ago · 49 km deep · 80 km away
- 2.320 km SW of Adak, Alaska · 2938 days ago · 70 km deep · 56 km away
- 2.173 km WSW of Adak, Alaska · 2939 days ago · 40 km deep · 86 km away
- 1.754 km SE of Adak, Alaska · 2939 days ago · 44 km deep · 23 km away
- 2.273 km WSW of Adak, Alaska · 2939 days ago · 67 km deep · 99 km away
- 1.646 km S of Adak, Alaska · 2940 days ago · 38 km deep · 24 km away
- 2.0122 km SSW of Atka, Alaska · 2940 days ago · 15 km deep · 84 km away
- 1.895 km SW of Adak, Alaska · 2941 days ago · 28 km deep · 94 km away
- 2.793 km S of Adak, Alaska · 2941 days ago · 15 km deep · 49 km away
- 1.9Andreanof Islands, Aleutian Islands, Alaska · 2941 days ago · 57 km deep · 39 km away
- 1.659 km WSW of Adak, Alaska · 2942 days ago · 43 km deep · 78 km away
- 2.175 km ENE of Adak, Alaska · 2944 days ago · 77 km deep · 84 km away
- 1.991 km S of Adak, Alaska · 2944 days ago · 14 km deep · 40 km away
- 4.092 km SW of Adak, Alaska · 2945 days ago · 42 km deep · 99 km away
- 2.3149 km S of Adak, Alaska · 2945 days ago · 5 km deep · 100 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak018c1nj6om. Read Mon, Oct 5, 2026, 8:30 AM UTC.