M2.3 earthquake 81 km WSW of Atka, Alaska
A magnitude 2.3 earthquake struck 81 km WSW of Atka, Alaska on Wed, Aug 15, 2018, 12:19 PM HADT (21:19 UTC), 84 km (52 mi) below the surface.
A larger quake followed: M4.1 39 km S of Atka, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.3 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2018-08-15 21:19:28 UTC
- Depth
- 83.9 km (52.1 mi), intermediate-depth
- Epicenter
- 52.047° N, 175.365° 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
- 21
Nearby
Within 100 km, magnitude 1.5 and up: 110 in the 60 days after this one and 50 in the 30 days before it.
After
- 2.476 km SE of Adak, Alaska · 2970 days ago · 19 km deep · 72 km away
- 2.639 km NW of Atka, Alaska · 2970 days ago · 145 km deep · 71 km away
- 2.153 km SSE of Adak, Alaska · 2970 days ago · 21 km deep · 92 km away
- 2.2109 km SSW of Atka, Alaska · 2969 days ago · 49 km deep · 85 km away
- 3.014 km NNW of Atka, Alaska · 2968 days ago · 124 km deep · 82 km away
- 1.981 km SW of Atka, Alaska · 2968 days ago · 34 km deep · 37 km away
- 2.040 km SSE of Adak, Alaska · 2966 days ago · 52 km deep · 94 km away
- 2.332 km SSW of Atka, Alaska · 2966 days ago · 81 km deep · 63 km away
- 2.114 km ENE of Adak, Alaska · 2965 days ago · 98 km deep · 75 km away
- 2.173 km SE of Adak, Alaska · 2965 days ago · 21 km deep · 67 km away
- 1.947 km SE of Adak, Alaska · 2965 days ago · 32 km deep · 74 km away
- 2.851 km SSE of Adak, Alaska · 2965 days ago · 35 km deep · 99 km away
- 1.911 km ENE of Adak, Alaska · 2961 days ago · 74 km deep · 78 km away
- 2.19 km ENE of Adak, Alaska · 2960 days ago · 74 km deep · 80 km away
- 1.8Andreanof Islands, Aleutian Islands, Alaska · 2960 days ago · 4 km deep · 67 km away
- 2.458 km SE of Adak, Alaska · 2960 days ago · 24 km deep · 86 km away
- 2.0Andreanof Islands, Aleutian Islands, Alaska · 2960 days ago · 26 km deep · 53 km away
- 2.073 km ESE of Adak, Alaska · 2959 days ago · 47 km deep · 62 km away
- 2.642 km WNW of Atka, Alaska · 2959 days ago · 220 km deep · 56 km away
- 1.852 km SE of Adak, Alaska · 2959 days ago · 46 km deep · 69 km away
- 2.829 km NW of Atka, Alaska · 2959 days ago · 197 km deep · 68 km away
- 2.921 km SSW of Atka, Alaska · 2959 days ago · 72 km deep · 75 km away
- 2.06 km ENE of Atka, Alaska · 2956 days ago · 12 km deep · 88 km away
- 3.335 km SE of Adak, Alaska · 2955 days ago · 38 km deep · 81 km away
- 2.645 km ENE of Adak, Alaska · 2955 days ago · 8 km deep · 48 km away
- 1.654 km SE of Adak, Alaska · 2954 days ago · 42 km deep · 76 km away
- 2.345 km SSW of Atka, Alaska · 2954 days ago · 46 km deep · 64 km away
- 1.653 km SE of Adak, Alaska · 2954 days ago · 47 km deep · 85 km away
- 2.471 km NE of Adak, Alaska · 2953 days ago · 240 km deep · 47 km away
- 2.176 km NE of Adak, Alaska · 2952 days ago · 151 km deep · 54 km away
- 1.827 km SE of Adak, Alaska · 2951 days ago · 55 km deep · 77 km away
- 2.051 km SSE of Adak, Alaska · 2951 days ago · 49 km deep · 89 km away
- 2.433 km S of Atka, Alaska · 2950 days ago · 63 km deep · 77 km away
- 2.970 km E of Adak, Alaska · 2950 days ago · 33 km deep · 34 km away
- 2.360 km E of Adak, Alaska · 2949 days ago · 38 km deep · 31 km away
- 2.264 km SE of Adak, Alaska · 2949 days ago · 24 km deep · 73 km away
- 1.735 km SW of Atka, Alaska · 2948 days ago · 63 km deep · 52 km away
- 2.771 km ENE of Adak, Alaska · 2948 days ago · 178 km deep · 18 km away
- 2.65 km ENE of Atka, Alaska · 2947 days ago · 8 km deep · 86 km away
- 2.233 km SW of Atka, Alaska · 2947 days ago · 56 km deep · 58 km away
- 1.678 km E of Adak, Alaska · 2946 days ago · 66 km deep · 31 km away
- 2.136 km SSW of Atka, Alaska · 2946 days ago · 29 km deep · 73 km away
- 2.858 km ESE of Adak, Alaska · 2946 days ago · 47 km deep · 48 km away
- 1.711 km SSW of Adak, Alaska · 2946 days ago · 76 km deep · 98 km away
- 2.557 km SSE of Adak, Alaska · 2946 days ago · 26 km deep · 88 km away
- 1.656 km SE of Adak, Alaska · 2945 days ago · 27 km deep · 73 km away
- 1.847 km SE of Adak, Alaska · 2945 days ago · 25 km deep · 83 km away
- 2.963 km NE of Adak, AK · 2945 days ago · 206 km deep · 41 km away
- 3.150 km SE of Adak, Alaska · 2945 days ago · 51 km deep · 68 km away
- 2.853 km S of Atka, Alaska · 2945 days ago · 9 km deep · 93 km away
- 1.553 km SE of Adak, Alaska · 2944 days ago · 9 km deep · 78 km away
- 1.953 km SSE of Adak, Alaska · 2944 days ago · 19 km deep · 91 km away
- 1.838 km SE of Adak, Alaska · 2944 days ago · 65 km deep · 69 km away
- 3.047 km NW of Atka, Alaska · 2944 days ago · 238 km deep · 63 km away
- 1.654 km SSE of Adak, Alaska · 2944 days ago · 13 km deep · 91 km away
- 3.279 km E of Adak, Alaska · 2943 days ago · 74 km deep · 12 km away
- 2.175 km ENE of Adak, Alaska · 2941 days ago · 77 km deep · 14 km away
- 3.9105 km NNE of Adak, Alaska · 2941 days ago · 204 km deep · 92 km away
- 4.139 km S of Atka, Alaska · 2940 days ago · 75 km deep · 88 km away
- 2.339 km S of Atka, Alaska · 2939 days ago · 42 km deep · 77 km away
The first 60 of 110.
Before
- 1.87 km ENE of Adak, Alaska · 2970 days ago · 69 km deep · 82 km away
- 2.250 km SE of Adak, Alaska · 2970 days ago · 21 km deep · 78 km away
- 2.243 km NNE of Adak, Alaska · 2971 days ago · 205 km deep · 79 km away
- 3.31 km S of Atka, Alaska · 2971 days ago · 10 km deep · 81 km away
- 4.116 km SSE of Atka, Alaska · 2971 days ago · 7 km deep · 85 km away
- 2.655 km NW of Atka, Alaska · 2972 days ago · 192 km deep · 75 km away
- 2.4104 km ESE of Adak, Alaska · 2972 days ago · 31 km deep · 60 km away
- 2.153 km SSE of Adak, Alaska · 2973 days ago · 23 km deep · 97 km away
- 2.668 km W of Atka, Alaska · 2973 days ago · 208 km deep · 32 km away
- 2.255 km SSE of Adak, Alaska · 2974 days ago · 23 km deep · 91 km away
- 1.673 km SW of Atka, Alaska · 2974 days ago · 19 km deep · 47 km away
- 1.757 km SSE of Adak, Alaska · 2975 days ago · 12 km deep · 96 km away
- 3.059 km SSW of Atka, Alaska · 2976 days ago · 35 km deep · 71 km away
- 1.938 km SSE of Adak, Alaska · 2976 days ago · 25 km deep · 89 km away
- 1.850 km SE of Adak, Alaska · 2976 days ago · 26 km deep · 81 km away
- 1.997 km ESE of Adak, Alaska · 2976 days ago · 37 km deep · 47 km away
- 3.059 km NW of Atka, Alaska · 2977 days ago · 109 km deep · 59 km away
- 2.259 km SE of Adak, Alaska · 2977 days ago · 20 km deep · 86 km away
- 1.568 km SSE of Adak, Alaska · 2978 days ago · 26 km deep · 92 km away
- 3.958 km NNW of Atka, Alaska · 2978 days ago · 221 km deep · 85 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak018afrm0me (also filed as ak20105417). Read Fri, Oct 2, 2026, 4:17 PM UTC.