M1.7 earthquake 72 km WSW of Adak, Alaska
A magnitude 1.7 earthquake struck 72 km WSW of Adak, Alaska on Fri, Sep 7, 2018, 3:33 PM HADT (00:33 UTC), 53 km (33 mi) below the surface.
A larger quake followed: M4.8 126 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
- 1.7 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2018-09-08 00:33:37 UTC
- Depth
- 52.9 km (32.9 mi), shallow
- Epicenter
- 51.581° N, 177.569° 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
- 16
Nearby
Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and at least 200 in the 30 days before it.
After
- 1.666 km WSW of Adak, Alaska · 2946 days ago · 63 km deep · 6 km away
- 2.2102 km WSW of Adak, Alaska · 2946 days ago · 57 km deep · 31 km away
- 1.711 km SSW of Adak, Alaska · 2945 days ago · 76 km deep · 62 km away
- 2.557 km SSE of Adak, Alaska · 2945 days ago · 26 km deep · 97 km away
- 1.847 km SE of Adak, Alaska · 2945 days ago · 25 km deep · 93 km away
- 1.7124 km WSW of Adak, Alaska · 2945 days ago · 13 km deep · 58 km away
- 3.0120 km SSW of Adak, Alaska · 2945 days ago · 54 km deep · 75 km away
- 2.086 km SW of Adak, Alaska · 2944 days ago · 54 km deep · 23 km away
- 1.9104 km WSW of Adak, Alaska · 2944 days ago · 7 km deep · 39 km away
- 1.7118 km WSW of Adak, Alaska · 2944 days ago · 22 km deep · 47 km away
- 2.3145 km W of Adak, Alaska · 2944 days ago · 75 km deep · 79 km away
- 1.6118 km WSW of Adak, Alaska · 2944 days ago · 48 km deep · 49 km away
- 1.7137 km WSW of Adak, Alaska · 2944 days ago · 38 km deep · 66 km away
- 1.8127 km W of Adak, Alaska · 2944 days ago · 12 km deep · 61 km away
- 1.953 km SSE of Adak, Alaska · 2943 days ago · 19 km deep · 91 km away
- 1.8127 km W of Adak, Alaska · 2943 days ago · 13 km deep · 62 km away
- 2.5134 km WSW of Adak, Alaska · 2943 days ago · 39 km deep · 62 km away
- 1.838 km SE of Adak, Alaska · 2943 days ago · 65 km deep · 97 km away
- 1.654 km SSE of Adak, Alaska · 2943 days ago · 13 km deep · 92 km away
- 1.6126 km WSW of Adak, Alaska · 2943 days ago · 12 km deep · 60 km away
- 1.565 km SSE of Adak, Alaska · 2943 days ago · 22 km deep · 88 km away
- 1.7121 km WSW of Adak, Alaska · 2943 days ago · 7 km deep · 54 km away
- 1.553 km SW of Adak, Alaska · 2943 days ago · 36 km deep · 33 km away
- 2.392 km SW of Adak, Alaska · 2942 days ago · 44 km deep · 29 km away
- 2.1144 km WSW of Adak, Alaska · 2942 days ago · 49 km deep · 72 km away
- 2.027 km WSW of Adak, Alaska · 2942 days ago · 65 km deep · 45 km away
- 4.092 km SW of Adak, Alaska · 2942 days ago · 42 km deep · 23 km away
- 1.8100 km SW of Adak, Alaska · 2942 days ago · 39 km deep · 33 km away
- 1.7133 km W of Adak, Alaska · 2941 days ago · 15 km deep · 72 km away
- 1.991 km S of Adak, Alaska · 2941 days ago · 14 km deep · 100 km away
- 2.1132 km W of Adak, Alaska · 2941 days ago · 15 km deep · 69 km away
- 2.8114 km WSW of Adak, Alaska · 2940 days ago · 75 km deep · 48 km away
- 1.9106 km SW of Adak, Alaska · 2940 days ago · 45 km deep · 38 km away
- 2.0122 km WSW of Adak, Alaska · 2939 days ago · 49 km deep · 50 km away
- 1.659 km WSW of Adak, Alaska · 2939 days ago · 43 km deep · 13 km away
- 1.5124 km W of Adak, Alaska · 2939 days ago · 19 km deep · 61 km away
- 1.6126 km W of Adak, Alaska · 2939 days ago · 24 km deep · 62 km away
- 1.7122 km WSW of Adak, Alaska · 2938 days ago · 57 km deep · 50 km away
- 2.3133 km W of Adak, Alaska · 2938 days ago · 129 km deep · 78 km away
- 1.9Andreanof Islands, Aleutian Islands, Alaska · 2938 days ago · 57 km deep · 98 km away
- 2.793 km S of Adak, Alaska · 2938 days ago · 15 km deep · 87 km away
- 1.895 km SW of Adak, Alaska · 2938 days ago · 28 km deep · 32 km away
- 3.0114 km SW of Adak, Alaska · 2937 days ago · 26 km deep · 49 km away
- 1.679 km W of Adak, Alaska · 2937 days ago · 97 km deep · 36 km away
- 1.646 km S of Adak, Alaska · 2936 days ago · 38 km deep · 66 km away
- 2.273 km WSW of Adak, Alaska · 2936 days ago · 67 km deep · 15 km away
- 2.173 km WSW of Adak, Alaska · 2936 days ago · 40 km deep · 7 km away
- 1.5114 km WSW of Adak, Alaska · 2936 days ago · 62 km deep · 44 km away
- 2.320 km SW of Adak, Alaska · 2935 days ago · 70 km deep · 52 km away
- 1.630 km SSW of Adak, Alaska · 2935 days ago · 46 km deep · 53 km away
- 1.794 km SW of Adak, Alaska · 2935 days ago · 52 km deep · 31 km away
- 1.9126 km WSW of Adak, Alaska · 2935 days ago · 47 km deep · 54 km away
- 1.873 km SW of Adak, Alaska · 2935 days ago · 39 km deep · 16 km away
- 1.648 km S of Adak, Alaska · 2935 days ago · 26 km deep · 71 km away
- 1.655 km SSE of Adak, Alaska · 2934 days ago · 23 km deep · 90 km away
- 2.3155 km WSW of Adak, Alaska · 2934 days ago · 34 km deep · 83 km away
- 2.246 km S of Adak, Alaska · 2933 days ago · 35 km deep · 65 km away
- 1.9122 km SW of Adak, Alaska · 2933 days ago · 44 km deep · 63 km away
- 1.785 km WSW of Adak, Alaska · 2933 days ago · 42 km deep · 15 km away
- 2.193 km SW of Adak, Alaska · 2933 days ago · 26 km deep · 34 km away
The first 60 of at least 199.
Before
- 1.696 km WSW of Adak, Alaska · 2946 days ago · 19 km deep · 32 km away
- 1.7101 km WSW of Adak, Alaska · 2947 days ago · 13 km deep · 36 km away
- 1.521 km SSW of Adak, Alaska · 2947 days ago · 49 km deep · 57 km away
- 1.652 km S of Adak, Alaska · 2947 days ago · 43 km deep · 77 km away
- 1.687 km SW of Adak, Alaska · 2947 days ago · 50 km deep · 27 km away
- 1.850 km S of Adak, Alaska · 2947 days ago · 37 km deep · 76 km away
- 2.0124 km WSW of Adak, Alaska · 2947 days ago · 10 km deep · 58 km away
- 2.282 km SW of Adak, Alaska · 2947 days ago · 57 km deep · 19 km away
- 3.8102 km WSW of Adak, Alaska · 2948 days ago · 6 km deep · 33 km away
- 1.8Andreanof Islands, Aleutian Islands, Alaska · 2949 days ago · 37 km deep · 62 km away
- 1.886 km SW of Adak, Alaska · 2949 days ago · 39 km deep · 34 km away
- 2.039 km S of Adak, Alaska · 2949 days ago · 34 km deep · 67 km away
- 1.9103 km WSW of Adak, Alaska · 2949 days ago · 13 km deep · 37 km away
- 2.8Andreanof Islands, Aleutian Islands, Alaska · 2950 days ago · 186 km deep · 87 km away
- 3.360 km SSE of Adak, Alaska · 2950 days ago · 35 km deep · 89 km away
- 3.3114 km SW of Adak, Alaska · 2950 days ago · 42 km deep · 45 km away
- 2.299 km SW of Adak, Alaska · 2950 days ago · 19 km deep · 34 km away
- 2.999 km SW of Adak, Alaska · 2951 days ago · 35 km deep · 30 km away
- 2.051 km SSE of Adak, Alaska · 2951 days ago · 49 km deep · 91 km away
- 2.097 km SW of Adak, Alaska · 2951 days ago · 33 km deep · 34 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak018bj439gr (also filed as ak20246012). Read Fri, Oct 2, 2026, 6:30 AM UTC.