M2.3 earthquake 76 km SW of Adak, Alaska
A magnitude 2.3 earthquake struck 76 km SW of Adak, Alaska on Tue, Aug 28, 2018, 4:06 PM HADT (01:06 UTC), 59 km (37 mi) below the surface.
A larger quake followed: M5.1 94 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
- 2.3 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2018-08-29 01:06:12 UTC
- Depth
- 58.8 km (36.5 mi), shallow
- Epicenter
- 51.460° N, 177.520° 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 199 in the 60 days after this one and at least 200 in the 30 days before it.
After
- 2.496 km SW of Adak, Alaska · 2956 days ago · 23 km deep · 20 km away
- 2.4130 km WSW of Adak, Alaska · 2956 days ago · 50 km deep · 62 km away
- 2.889 km SSE of Adak, Alaska · 2956 days ago · 3 km deep · 96 km away
- 2.987 km SSE of Adak, Alaska · 2956 days ago · 7 km deep · 97 km away
- 2.447 km W of Adak, Alaska · 2955 days ago · 97 km deep · 53 km away
- 3.335 km SE of Adak, Alaska · 2955 days ago · 38 km deep · 85 km away
- 1.9101 km SW of Adak, Alaska · 2955 days ago · 13 km deep · 27 km away
- 2.2158 km SW of Adak, Alaska · 2954 days ago · 11 km deep · 84 km away
- 2.2Andreanof Islands, Aleutian Islands, Alaska · 2954 days ago · 25 km deep · 35 km away
- 1.8126 km W of Adak, Alaska · 2954 days ago · 15 km deep · 71 km away
- 1.654 km SE of Adak, Alaska · 2954 days ago · 42 km deep · 100 km away
- 2.188 km SSE of Adak, Alaska · 2953 days ago · 3 km deep · 99 km away
- 1.653 km SE of Adak, Alaska · 2953 days ago · 47 km deep · 92 km away
- 1.5123 km WSW of Adak, Alaska · 2953 days ago · 7 km deep · 64 km away
- 2.3112 km SW of Adak, Alaska · 2953 days ago · 26 km deep · 37 km away
- 1.765 km SSW of Adak, Alaska · 2953 days ago · 36 km deep · 27 km away
- 1.970 km SSW of Adak, Alaska · 2953 days ago · 40 km deep · 31 km away
- 2.4124 km SW of Adak, Alaska · 2953 days ago · 22 km deep · 48 km away
- 5.194 km SW of Adak, Alaska · 2953 days ago · 35 km deep · 18 km away
- 2.296 km SW of Adak, Alaska · 2953 days ago · 26 km deep · 23 km away
- 3.095 km SW of Adak, Alaska · 2953 days ago · 35 km deep · 19 km away
- 2.097 km SW of Adak, Alaska · 2953 days ago · 30 km deep · 24 km away
- 3.395 km SW of Adak, Alaska · 2953 days ago · 29 km deep · 22 km away
- 2.194 km SW of Adak, Alaska · 2952 days ago · 44 km deep · 19 km away
- 2.195 km SW of Adak, Alaska · 2952 days ago · 22 km deep · 21 km away
- 2.230 km NW of Adak, Alaska · 2952 days ago · 121 km deep · 75 km away
- 2.571 km W of Adak, Alaska · 2952 days ago · 94 km deep · 41 km away
- 1.925 km SSW of Adak, Alaska · 2952 days ago · 34 km deep · 53 km away
- 1.5Andreanof Islands, Aleutian Islands, Alaska · 2952 days ago · 16 km deep · 71 km away
- 3.6161 km SW of Adak, Alaska · 2952 days ago · 34 km deep · 86 km away
- 1.5108 km SW of Adak, Alaska · 2952 days ago · 51 km deep · 32 km away
- 1.9111 km SW of Adak, Alaska · 2952 days ago · 50 km deep · 35 km away
- 2.8122 km SSW of Adak, Alaska · 2952 days ago · 30 km deep · 63 km away
- 1.9111 km WSW of Adak, Alaska · 2952 days ago · 47 km deep · 36 km away
- 1.7Andreanof Islands, Aleutian Islands, Alaska · 2952 days ago · 47 km deep · 14 km away
- 1.6131 km WSW of Adak, Alaska · 2951 days ago · 7 km deep · 72 km away
- 2.1142 km W of Adak, Alaska · 2951 days ago · 88 km deep · 87 km away
- 2.4129 km SSW of Adak, Alaska · 2951 days ago · 39 km deep · 69 km away
- 1.827 km SE of Adak, Alaska · 2951 days ago · 55 km deep · 86 km away
- 2.097 km SW of Adak, Alaska · 2951 days ago · 33 km deep · 22 km away
- 2.051 km SSE of Adak, Alaska · 2951 days ago · 49 km deep · 87 km away
- 2.999 km SW of Adak, Alaska · 2951 days ago · 35 km deep · 23 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 · 38 km away
- 3.360 km SSE of Adak, Alaska · 2950 days ago · 35 km deep · 83 km away
- 2.8Andreanof Islands, Aleutian Islands, Alaska · 2949 days ago · 186 km deep · 99 km away
- 1.9103 km WSW of Adak, Alaska · 2949 days ago · 13 km deep · 45 km away
- 2.039 km S of Adak, Alaska · 2949 days ago · 34 km deep · 64 km away
- 1.886 km SW of Adak, Alaska · 2949 days ago · 39 km deep · 20 km away
- 1.8Andreanof Islands, Aleutian Islands, Alaska · 2949 days ago · 37 km deep · 58 km away
- 3.8102 km WSW of Adak, Alaska · 2948 days ago · 6 km deep · 39 km away
- 2.282 km SW of Adak, Alaska · 2947 days ago · 57 km deep · 6 km away
- 2.0124 km WSW of Adak, Alaska · 2947 days ago · 10 km deep · 64 km away
- 1.850 km S of Adak, Alaska · 2947 days ago · 37 km deep · 71 km away
- 1.687 km SW of Adak, Alaska · 2947 days ago · 50 km deep · 14 km away
- 1.652 km S of Adak, Alaska · 2947 days ago · 43 km deep · 71 km away
- 1.521 km SSW of Adak, Alaska · 2947 days ago · 49 km deep · 59 km away
- 1.7101 km WSW of Adak, Alaska · 2947 days ago · 13 km deep · 44 km away
- 1.696 km WSW of Adak, Alaska · 2946 days ago · 19 km deep · 41 km away
- 1.772 km WSW of Adak, Alaska · 2946 days ago · 53 km deep · 14 km away
The first 60 of at least 199.
Before
- 2.2114 km SW of Adak, Alaska · 2956 days ago · 26 km deep · 38 km away
- 2.5132 km WSW of Adak, Alaska · 2956 days ago · 19 km deep · 70 km away
- 1.6112 km WSW of Adak, Alaska · 2957 days ago · 56 km deep · 37 km away
- 1.645 km WSW of Adak, Alaska · 2958 days ago · 61 km deep · 32 km away
- 2.0117 km SW of Adak, Alaska · 2958 days ago · 26 km deep · 41 km away
- 1.699 km SW of Adak, Alaska · 2958 days ago · 44 km deep · 23 km away
- 2.0126 km WSW of Adak, Alaska · 2958 days ago · 5 km deep · 63 km away
- 2.098 km SW of Adak, Alaska · 2958 days ago · 34 km deep · 23 km away
- 1.8100 km SW of Adak, Alaska · 2958 days ago · 26 km deep · 25 km away
- 1.7129 km SW of Adak, Alaska · 2958 days ago · 24 km deep · 53 km away
- 1.996 km SW of Adak, Alaska · 2958 days ago · 49 km deep · 20 km away
- 1.6117 km WSW of Adak, Alaska · 2958 days ago · 19 km deep · 42 km away
- 1.9112 km SW of Adak, Alaska · 2959 days ago · 46 km deep · 36 km away
- 2.3Andreanof Islands, Aleutian Islands, Alaska · 2959 days ago · 40 km deep · 39 km away
- 1.9123 km WSW of Adak, Alaska · 2959 days ago · 13 km deep · 65 km away
- 1.991 km SW of Adak, Alaska · 2959 days ago · 23 km deep · 20 km away
- 2.146 km SW of Adak, Alaska · 2959 days ago · 38 km deep · 32 km away
- 2.4126 km SW of Adak, Alaska · 2959 days ago · 22 km deep · 50 km away
- 2.458 km SE of Adak, Alaska · 2959 days ago · 24 km deep · 95 km away
- 2.2105 km SW of Adak, Alaska · 2960 days ago · 26 km deep · 29 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak018b2l5dw2 (also filed as ak20269564). Read Fri, Oct 2, 2026, 5:59 AM UTC.