M1.9 earthquake 111 km WSW of Adak, Alaska
A magnitude 1.9 earthquake struck 111 km WSW of Adak, Alaska on Sun, Sep 2, 2018, 2:12 AM HADT (11:12 UTC), 47 km (29 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
- 1.9 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2018-09-02 11:12:33 UTC
- Depth
- 47.2 km (29.3 mi), shallow
- Epicenter
- 51.368° N, 178.018° 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: at least 200 in the 60 days after this one and at least 200 in the 30 days before it.
After
- 2.9190 km WSW of Adak, Alaska · 2952 days ago · 22 km deep · 80 km away
- 1.7Andreanof Islands, Aleutian Islands, Alaska · 2952 days ago · 47 km deep · 25 km away
- 1.6131 km WSW of Adak, Alaska · 2951 days ago · 7 km deep · 47 km away
- 2.1142 km W of Adak, Alaska · 2951 days ago · 88 km deep · 62 km away
- 2.4129 km SSW of Adak, Alaska · 2951 days ago · 39 km deep · 69 km away
- 2.097 km SW of Adak, Alaska · 2951 days ago · 33 km deep · 27 km away
- 3.8165 km W of Adak, Alaska · 2951 days ago · 11 km deep · 83 km away
- 2.999 km SW of Adak, Alaska · 2951 days ago · 35 km deep · 15 km away
- 2.299 km SW of Adak, Alaska · 2950 days ago · 19 km deep · 23 km away
- 3.3114 km SW of Adak, Alaska · 2950 days ago · 42 km deep · 14 km away
- 2.8Andreanof Islands, Aleutian Islands, Alaska · 2949 days ago · 186 km deep · 87 km away
- 1.9103 km WSW of Adak, Alaska · 2949 days ago · 13 km deep · 33 km away
- 2.039 km S of Adak, Alaska · 2949 days ago · 34 km deep · 100 km away
- 1.886 km SW of Adak, Alaska · 2949 days ago · 39 km deep · 40 km away
- 1.8Andreanof Islands, Aleutian Islands, Alaska · 2949 days ago · 37 km deep · 94 km away
- 3.8102 km WSW of Adak, Alaska · 2948 days ago · 6 km deep · 24 km away
- 2.282 km SW of Adak, Alaska · 2947 days ago · 57 km deep · 31 km away
- 2.0124 km WSW of Adak, Alaska · 2947 days ago · 10 km deep · 40 km away
- 1.687 km SW of Adak, Alaska · 2947 days ago · 50 km deep · 31 km away
- 1.521 km SSW of Adak, Alaska · 2946 days ago · 49 km deep · 94 km away
- 1.7101 km WSW of Adak, Alaska · 2946 days ago · 13 km deep · 33 km away
- 1.696 km WSW of Adak, Alaska · 2946 days ago · 19 km deep · 35 km away
- 1.772 km WSW of Adak, Alaska · 2946 days ago · 53 km deep · 39 km away
- 1.666 km WSW of Adak, Alaska · 2946 days ago · 63 km deep · 45 km away
- 2.2102 km WSW of Adak, Alaska · 2946 days ago · 57 km deep · 12 km away
- 1.7124 km WSW of Adak, Alaska · 2945 days ago · 13 km deep · 40 km away
- 3.0120 km SSW of Adak, Alaska · 2945 days ago · 54 km deep · 66 km away
- 2.086 km SW of Adak, Alaska · 2944 days ago · 54 km deep · 30 km away
- 1.9104 km WSW of Adak, Alaska · 2944 days ago · 7 km deep · 33 km away
- 1.7118 km WSW of Adak, Alaska · 2944 days ago · 22 km deep · 19 km away
- 2.3145 km W of Adak, Alaska · 2944 days ago · 75 km deep · 57 km away
- 1.6118 km WSW of Adak, Alaska · 2944 days ago · 48 km deep · 29 km away
- 1.7137 km WSW of Adak, Alaska · 2944 days ago · 38 km deep · 31 km away
- 1.8127 km W of Adak, Alaska · 2944 days ago · 12 km deep · 45 km away
- 1.8127 km W of Adak, Alaska · 2943 days ago · 13 km deep · 47 km away
- 2.5134 km WSW of Adak, Alaska · 2943 days ago · 39 km deep · 23 km away
- 1.6126 km WSW of Adak, Alaska · 2943 days ago · 12 km deep · 42 km away
- 1.7121 km WSW of Adak, Alaska · 2943 days ago · 7 km deep · 34 km away
- 1.553 km SW of Adak, Alaska · 2942 days ago · 36 km deep · 64 km away
- 2.392 km SW of Adak, Alaska · 2942 days ago · 44 km deep · 27 km away
- 3.7168 km SW of Adak, Alaska · 2942 days ago · 10 km deep · 68 km away
- 2.1144 km WSW of Adak, Alaska · 2942 days ago · 49 km deep · 34 km away
- 2.027 km WSW of Adak, Alaska · 2942 days ago · 65 km deep · 84 km away
- 4.092 km SW of Adak, Alaska · 2941 days ago · 42 km deep · 20 km away
- 1.8100 km SW of Adak, Alaska · 2941 days ago · 39 km deep · 20 km away
- 1.7133 km W of Adak, Alaska · 2941 days ago · 15 km deep · 58 km away
- 2.1132 km W of Adak, Alaska · 2940 days ago · 15 km deep · 53 km away
- 2.8114 km WSW of Adak, Alaska · 2940 days ago · 75 km deep · 36 km away
- 1.9106 km SW of Adak, Alaska · 2940 days ago · 45 km deep · 15 km away
- 2.0122 km WSW of Adak, Alaska · 2939 days ago · 49 km deep · 15 km away
- 1.659 km WSW of Adak, Alaska · 2939 days ago · 43 km deep · 51 km away
- 1.5124 km W of Adak, Alaska · 2939 days ago · 19 km deep · 49 km away
- 2.9Andreanof Islands, Aleutian Islands, Alaska · 2939 days ago · 26 km deep · 74 km away
- 1.6126 km W of Adak, Alaska · 2939 days ago · 24 km deep · 47 km away
- 1.7122 km WSW of Adak, Alaska · 2938 days ago · 57 km deep · 15 km away
- 2.3133 km W of Adak, Alaska · 2938 days ago · 129 km deep · 71 km away
- 1.895 km SW of Adak, Alaska · 2938 days ago · 28 km deep · 27 km away
- 3.0114 km SW of Adak, Alaska · 2937 days ago · 26 km deep · 24 km away
- 2.6183 km WSW of Adak, Alaska · 2937 days ago · 18 km deep · 78 km away
- 1.679 km W of Adak, Alaska · 2937 days ago · 97 km deep · 58 km away
The first 60 of at least 200.
Before
- 2.8122 km SSW of Adak, Alaska · 2952 days ago · 30 km deep · 65 km away
- 1.9111 km SW of Adak, Alaska · 2952 days ago · 50 km deep · 6 km away
- 1.5108 km SW of Adak, Alaska · 2952 days ago · 51 km deep · 9 km away
- 3.6161 km SW of Adak, Alaska · 2952 days ago · 34 km deep · 59 km away
- 1.5Andreanof Islands, Aleutian Islands, Alaska · 2952 days ago · 16 km deep · 54 km away
- 1.925 km SSW of Adak, Alaska · 2952 days ago · 34 km deep · 89 km away
- 2.571 km W of Adak, Alaska · 2952 days ago · 94 km deep · 56 km away
- 2.195 km SW of Adak, Alaska · 2952 days ago · 22 km deep · 28 km away
- 2.194 km SW of Adak, Alaska · 2952 days ago · 44 km deep · 26 km away
- 3.395 km SW of Adak, Alaska · 2953 days ago · 29 km deep · 29 km away
- 2.097 km SW of Adak, Alaska · 2953 days ago · 30 km deep · 29 km away
- 3.095 km SW of Adak, Alaska · 2953 days ago · 35 km deep · 22 km away
- 2.296 km SW of Adak, Alaska · 2953 days ago · 26 km deep · 31 km away
- 5.194 km SW of Adak, Alaska · 2953 days ago · 35 km deep · 24 km away
- 2.4124 km SW of Adak, Alaska · 2953 days ago · 22 km deep · 23 km away
- 1.970 km SSW of Adak, Alaska · 2953 days ago · 40 km deep · 62 km away
- 1.765 km SSW of Adak, Alaska · 2953 days ago · 36 km deep · 60 km away
- 2.3112 km SW of Adak, Alaska · 2953 days ago · 26 km deep · 25 km away
- 1.5123 km WSW of Adak, Alaska · 2953 days ago · 7 km deep · 41 km away
- 1.6185 km WSW of Adak, Alaska · 2953 days ago · 22 km deep · 80 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak018b9dafu4 (also filed as ak20239885). Read Fri, Oct 2, 2026, 4:39 AM UTC.