M2.0 earthquake 40 km SSE of Adak, Alaska
A magnitude 2.0 earthquake struck 40 km SSE of Adak, Alaska on Sat, Aug 18, 2018, 11:21 PM HADT (08:21 UTC), 52 km (32 mi) below the surface.
A larger quake followed: M6.3 97 km SW 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
- 2.0 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2018-08-19 08:21:04 UTC
- Depth
- 51.8 km (32.2 mi), shallow
- Epicenter
- 51.532° N, 176.446° 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
- 19
Nearby
Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 126 in the 30 days before it.
After
- 2.097 km SW of Adak, Alaska · 2966 days ago · 43 km deep · 90 km away
- 2.114 km ENE of Adak, Alaska · 2965 days ago · 98 km deep · 41 km away
- 2.173 km SE of Adak, Alaska · 2965 days ago · 21 km deep · 47 km away
- 1.947 km SE of Adak, Alaska · 2965 days ago · 32 km deep · 23 km away
- 1.938 km S of Adak, Alaska · 2965 days ago · 46 km deep · 15 km away
- 2.739 km S of Adak, Alaska · 2965 days ago · 35 km deep · 15 km away
- 2.851 km SSE of Adak, Alaska · 2965 days ago · 35 km deep · 12 km away
- 2.349 km SW of Adak, Alaska · 2964 days ago · 39 km deep · 48 km away
- 2.0104 km SW of Adak, Alaska · 2963 days ago · 21 km deep · 97 km away
- 2.299 km SW of Adak, Alaska · 2963 days ago · 22 km deep · 92 km away
- 2.0106 km SW of Adak, Alaska · 2963 days ago · 26 km deep · 97 km away
- 1.7102 km SW of Adak, Alaska · 2963 days ago · 21 km deep · 94 km away
- 2.299 km SW of Adak, Alaska · 2962 days ago · 25 km deep · 92 km away
- 3.799 km SW of Adak, Alaska · 2962 days ago · 34 km deep · 91 km away
- 6.397 km SW of Adak, Alaska · 2962 days ago · 20 km deep · 93 km away · tsunami flag
- 3.1102 km SW of Adak, Alaska · 2962 days ago · 17 km deep · 87 km away
- 2.991 km SW of Adak, Alaska · 2962 days ago · 31 km deep · 79 km away
- 2.694 km SW of Adak, Alaska · 2962 days ago · 27 km deep · 84 km away
- 2.5101 km SW of Adak, Alaska · 2962 days ago · 35 km deep · 92 km away
- 1.996 km SW of Adak, Alaska · 2962 days ago · 47 km deep · 88 km away
- 2.496 km SW of Adak, Alaska · 2962 days ago · 42 km deep · 88 km away
- 3.0103 km SW of Adak, Alaska · 2962 days ago · 31 km deep · 95 km away
- 2.395 km SW of Adak, Alaska · 2962 days ago · 38 km deep · 89 km away
- 2.7100 km SW of Adak, Alaska · 2962 days ago · 33 km deep · 90 km away
- 2.192 km SW of Adak, Alaska · 2962 days ago · 32 km deep · 81 km away
- 2.389 km SW of Adak, Alaska · 2962 days ago · 46 km deep · 82 km away
- 2.294 km SW of Adak, Alaska · 2962 days ago · 21 km deep · 84 km away
- 1.9101 km SW of Adak, Alaska · 2962 days ago · 26 km deep · 93 km away
- 2.899 km SW of Adak, Alaska · 2962 days ago · 30 km deep · 88 km away
- 2.1Andreanof Islands, Aleutian Islands, Alaska · 2962 days ago · 25 km deep · 79 km away
- 2.295 km SW of Adak, Alaska · 2962 days ago · 34 km deep · 86 km away
- 2.295 km SW of Adak, Alaska · 2962 days ago · 25 km deep · 87 km away
- 2.397 km SW of Adak, Alaska · 2962 days ago · 23 km deep · 89 km away
- 2.297 km SW of Adak, Alaska · 2962 days ago · 22 km deep · 90 km away
- 2.499 km SW of Adak, Alaska · 2962 days ago · 23 km deep · 91 km away
- 2.195 km SW of Adak, Alaska · 2962 days ago · 38 km deep · 88 km away
- 2.296 km SW of Adak, Alaska · 2961 days ago · 23 km deep · 87 km away
- 2.788 km WSW of Adak, Alaska · 2961 days ago · 32 km deep · 91 km away
- 1.889 km SW of Adak, Alaska · 2961 days ago · 57 km deep · 82 km away
- 1.696 km SW of Adak, Alaska · 2961 days ago · 22 km deep · 91 km away
- 2.7104 km SW of Adak, Alaska · 2961 days ago · 33 km deep · 93 km away
- 1.7107 km SW of Adak, Alaska · 2961 days ago · 34 km deep · 100 km away
- 1.911 km ENE of Adak, Alaska · 2961 days ago · 74 km deep · 44 km away
- 1.990 km SW of Adak, Alaska · 2961 days ago · 32 km deep · 79 km away
- 1.686 km WSW of Adak, Alaska · 2961 days ago · 13 km deep · 90 km away
- 2.089 km SW of Adak, Alaska · 2961 days ago · 53 km deep · 84 km away
- 1.863 km SSW of Adak, Alaska · 2960 days ago · 49 km deep · 47 km away
- 1.993 km SW of Adak, Alaska · 2960 days ago · 42 km deep · 84 km away
- 1.688 km WSW of Adak, Alaska · 2960 days ago · 27 km deep · 94 km away
- 1.887 km SW of Adak, Alaska · 2960 days ago · 42 km deep · 77 km away
- 2.096 km SW of Adak, Alaska · 2960 days ago · 33 km deep · 90 km away
- 2.389 km SW of Adak, Alaska · 2960 days ago · 37 km deep · 82 km away
- 2.19 km ENE of Adak, Alaska · 2960 days ago · 74 km deep · 42 km away
- 1.993 km SW of Adak, Alaska · 2960 days ago · 25 km deep · 86 km away
- 2.2105 km SW of Adak, Alaska · 2960 days ago · 26 km deep · 98 km away
- 2.458 km SE of Adak, Alaska · 2959 days ago · 24 km deep · 22 km away
- 2.146 km SW of Adak, Alaska · 2959 days ago · 38 km deep · 45 km away
- 1.991 km SW of Adak, Alaska · 2959 days ago · 23 km deep · 81 km away
- 2.073 km ESE of Adak, Alaska · 2959 days ago · 47 km deep · 50 km away
- 1.852 km SE of Adak, Alaska · 2959 days ago · 46 km deep · 29 km away
The first 60 of at least 199.
Before
- 1.5Andreanof Islands, Aleutian Islands, Alaska · 2966 days ago · 35 km deep · 78 km away
- 3.4105 km SW of Adak, Alaska · 2966 days ago · 30 km deep · 94 km away
- 1.8105 km SW of Adak, Alaska · 2966 days ago · 46 km deep · 98 km away
- 1.5100 km SW of Adak, Alaska · 2966 days ago · 33 km deep · 96 km away
- 1.8105 km SW of Adak, Alaska · 2966 days ago · 26 km deep · 95 km away
- 1.8100 km SW of Adak, Alaska · 2966 days ago · 26 km deep · 91 km away
- 1.896 km SW of Adak, Alaska · 2966 days ago · 42 km deep · 90 km away
- 1.851 km S of Adak, Alaska · 2966 days ago · 33 km deep · 17 km away
- 3.196 km SW of Adak, Alaska · 2967 days ago · 24 km deep · 86 km away
- 1.796 km SW of Adak, Alaska · 2967 days ago · 17 km deep · 87 km away
- 1.981 km SW of Atka, Alaska · 2967 days ago · 34 km deep · 93 km away
- 2.0100 km SW of Adak, Alaska · 2967 days ago · 26 km deep · 92 km away
- 2.185 km SW of Adak, Alaska · 2967 days ago · 35 km deep · 74 km away
- 2.5102 km SW of Adak, Alaska · 2968 days ago · 31 km deep · 93 km away
- 2.8103 km SW of Adak, Alaska · 2968 days ago · 35 km deep · 99 km away
- 3.8102 km SW of Adak, Alaska · 2968 days ago · 27 km deep · 92 km away
- 1.893 km WSW of Adak, Alaska · 2968 days ago · 62 km deep · 95 km away
- 2.7104 km SW of Adak, Alaska · 2968 days ago · 35 km deep · 94 km away
- 2.0106 km SW of Adak, Alaska · 2968 days ago · 26 km deep · 99 km away
- 2.447 km NNW of Adak, Alaska · 2968 days ago · 197 km deep · 87 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak018am615a8 (also filed as ak20259527). Read Fri, Oct 2, 2026, 5:09 AM UTC.