M1.6 earthquake 77 km SSE of Adak, Alaska
A magnitude 1.6 earthquake struck 77 km SSE of Adak, Alaska on Fri, Mar 28, 2025, 3:23 AM HADT (12:23 UTC), 25 km (16 mi) below the surface.
A larger quake followed: M4.4 71 km SSE 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
- 1.6 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2025-03-28 12:23:20 UTC
- Depth
- 25.4 km (15.8 mi), shallow
- Epicenter
- 51.242° N, 176.160° 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
- 1.870 km SE of Adak, Alaska · 553 days ago · 23 km deep · 19 km away
- 1.648 km SW of Adak, Alaska · 553 days ago · 46 km deep · 70 km away
- 1.571 km SSE of Adak, Alaska · 552 days ago · 21 km deep · 7 km away
- 1.751 km SE of Adak, Alaska · 552 days ago · 41 km deep · 31 km away
- 1.694 km SSE of Adak, Alaska · 552 days ago · 9 km deep · 17 km away
- 1.856 km SE of Adak, Alaska · 552 days ago · 48 km deep · 38 km away
- 1.684 km SSE of Adak, Alaska · 552 days ago · 26 km deep · 6 km away
- 1.893 km ESE of Adak, Alaska · 552 days ago · 58 km deep · 70 km away
- 1.847 km SSE of Adak, Alaska · 552 days ago · 26 km deep · 32 km away
- 1.873 km E of Adak, Alaska · 551 days ago · 27 km deep · 82 km away
- 1.647 km ENE of Adak, Alaska · 551 days ago · 5 km deep · 92 km away
- 2.286 km E of Adak, Alaska · 551 days ago · 65 km deep · 81 km away
- 1.9117 km SSW of Adak, Alaska · 551 days ago · 12 km deep · 87 km away
- 1.645 km S of Adak, Alaska · 551 days ago · 37 km deep · 39 km away
- 2.597 km ESE of Adak, Alaska · 551 days ago · 35 km deep · 71 km away
- 1.647 km S of Adak, Alaska · 551 days ago · 26 km deep · 35 km away
- 1.718 km ESE of Adak, Alaska · 550 days ago · 73 km deep · 64 km away
- 1.991 km SSE of Adak, Alaska · 550 days ago · 19 km deep · 16 km away
- 1.739 km SSW of Adak, Alaska · 550 days ago · 43 km deep · 58 km away
- 1.648 km SW of Adak, Alaska · 550 days ago · 45 km deep · 71 km away
- 2.171 km SSE of Adak, Alaska · 550 days ago · 21 km deep · 12 km away
- 1.639 km SSW of Adak, Alaska · 550 days ago · 29 km deep · 65 km away
- 1.859 km SE of Adak, Alaska · 550 days ago · 27 km deep · 32 km away
- 2.076 km SSE of Adak, Alaska · 550 days ago · 13 km deep · 7 km away
- 1.876 km SE of Adak, Alaska · 550 days ago · 20 km deep · 16 km away
- 1.894 km SSE of Adak, Alaska · 550 days ago · 26 km deep · 17 km away
- 1.867 km WSW of Adak, Alaska · 550 days ago · 61 km deep · 98 km away
- 2.898 km SSE of Adak, Alaska · 550 days ago · 10 km deep · 24 km away
- 2.146 km SSE of Adak, Alaska · 550 days ago · 33 km deep · 31 km away
- 2.7104 km SSE of Adak, Alaska · 549 days ago · 19 km deep · 28 km away
- 1.969 km WSW of Adak, Alaska · 549 days ago · 59 km deep · 100 km away
- 1.798 km SSE of Adak, Alaska · 549 days ago · 24 km deep · 22 km away
- 2.188 km SSE of Adak, Alaska · 549 days ago · 15 km deep · 12 km away
- 1.9106 km SSE of Adak, Alaska · 549 days ago · 26 km deep · 31 km away
- 1.744 km SW of Adak, Alaska · 549 days ago · 47 km deep · 73 km away
- 2.1102 km SSE of Adak, Alaska · 548 days ago · 26 km deep · 25 km away
- 1.665 km SW of Adak, Alaska · 548 days ago · 37 km deep · 72 km away
- 3.093 km SSE of Adak, Alaska · 548 days ago · 10 km deep · 16 km away
- 2.973 km E of Adak, Alaska · 547 days ago · 43 km deep · 86 km away
- 2.020 km W of Adak, Alaska · 547 days ago · 7 km deep · 89 km away
- 2.585 km SE of Adak, Alaska · 547 days ago · 35 km deep · 42 km away
- 2.881 km SW of Adak, Alaska · 547 days ago · 35 km deep · 91 km away
- 2.030 km SW of Adak, Alaska · 547 days ago · 65 km deep · 70 km away
- 2.7103 km ESE of Adak, Alaska · 546 days ago · 35 km deep · 68 km away
- 3.883 km S of Adak, Alaska · 546 days ago · 10 km deep · 23 km away
- 3.375 km S of Adak, Alaska · 546 days ago · 21 km deep · 21 km away
- 3.3120 km SSW of Adak, Alaska · 546 days ago · 10 km deep · 92 km away
- 2.890 km ESE of Adak, Alaska · 546 days ago · 35 km deep · 52 km away
- 2.154 km SW of Adak, Alaska · 546 days ago · 38 km deep · 74 km away
- 2.157 km S of Adak, Alaska · 545 days ago · 26 km deep · 41 km away
- 3.281 km E of Adak, Alaska · 545 days ago · 78 km deep · 98 km away
- 1.952 km SSE of Adak, Alaska · 544 days ago · 5 km deep · 25 km away
- 3.772 km SSE of Adak, Alaska · 544 days ago · 35 km deep · 9 km away
- 2.068 km SSE of Adak, Alaska · 544 days ago · 17 km deep · 11 km away
- 2.944 km SW of Adak, Alaska · 544 days ago · 68 km deep · 70 km away
- 1.865 km SSE of Adak, Alaska · 544 days ago · 33 km deep · 12 km away
- 2.146 km E of Adak, Alaska · 544 days ago · 74 km deep · 66 km away
- 3.1124 km SSW of Adak, Alaska · 544 days ago · 10 km deep · 96 km away
- 2.076 km SW of Atka, Alaska · 544 days ago · 39 km deep · 97 km away
- 2.971 km SSE of Adak, Alaska · 544 days ago · 35 km deep · 11 km away
The first 60 of at least 199.
Before
- 1.874 km SSE of Adak, Alaska · 553 days ago · 20 km deep · 4 km away
- 1.965 km SE of Adak, Alaska · 553 days ago · 46 km deep · 27 km away
- 1.957 km SSE of Adak, Alaska · 553 days ago · 19 km deep · 21 km away
- 1.772 km SSE of Adak, Alaska · 553 days ago · 18 km deep · 11 km away
- 2.098 km SSE of Adak, Alaska · 553 days ago · 15 km deep · 21 km away
- 1.660 km SSE of Adak, Alaska · 554 days ago · 19 km deep · 19 km away
- 1.666 km SSE of Adak, Alaska · 554 days ago · 24 km deep · 11 km away
- 2.0126 km SSW of Adak, Alaska · 554 days ago · 30 km deep · 92 km away
- 2.5118 km SSW of Adak, Alaska · 554 days ago · 10 km deep · 86 km away
- 1.891 km SSE of Adak, Alaska · 554 days ago · 16 km deep · 14 km away
- 1.668 km SSE of Adak, Alaska · 554 days ago · 18 km deep · 9 km away
- 1.555 km SSE of Adak, Alaska · 554 days ago · 23 km deep · 24 km away
- 2.081 km SSE of Adak, Alaska · 554 days ago · 19 km deep · 6 km away
- 2.188 km SSE of Adak, Alaska · 554 days ago · 26 km deep · 14 km away
- 4.075 km SSE of Adak, Alaska · 554 days ago · 38 km deep · 2 km away
- 2.980 km SSE of Adak, Alaska · 554 days ago · 35 km deep · 7 km away
- 1.895 km SSE of Adak, Alaska · 554 days ago · 17 km deep · 18 km away
- 1.664 km SSE of Adak, Alaska · 554 days ago · 15 km deep · 15 km away
- 1.663 km SSE of Adak, Alaska · 554 days ago · 35 km deep · 16 km away
- 2.0108 km SSE of Adak, Alaska · 554 days ago · 13 km deep · 32 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak0254031dab. Read Fri, Oct 2, 2026, 3:53 AM UTC.