M2.1 earthquake 13 km SSW of Halibut Cove, Alaska
A magnitude 2.1 earthquake struck 13 km SSW of Halibut Cove, Alaska on Fri, Aug 6, 2021, 10:28 AM AKDT (18:28 UTC), 5 km (3 mi) below the surface.
A larger quake followed: M3.9 5 km SSW of Kasilof, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.1 (ml), micro
- Local time
- UTC
- 2021-08-06 18:28:41 UTC
- Depth
- 5.0 km (3.1 mi), shallow
- Epicenter
- 59.484° N, 151.318° 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
- 52
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 110 in the 30 days before it.
After
- 1.911 km SSW of Halibut Cove, Alaska · 1879 days ago · 12 km deep · 3 km away
- 1.549 km WNW of Anchor Point, Alaska · 1878 days ago · 100 km deep · 91 km away
- 2.034 km NW of Nanwalek, Alaska · 1878 days ago · 64 km deep · 59 km away
- 1.552 km WNW of Anchor Point, Alaska · 1878 days ago · 92 km deep · 92 km away
- 1.645 km WNW of Happy Valley, Alaska · 1878 days ago · 102 km deep · 95 km away
- 1.516 km WSW of Anchor Point, Alaska · 1878 days ago · 67 km deep · 54 km away
- 2.154 km W of Anchor Point, Alaska · 1877 days ago · 92 km deep · 87 km away
- 1.848 km W of Nanwalek, Alaska · 1877 days ago · 75 km deep · 83 km away
- 1.546 km W of Nanwalek, Alaska · 1877 days ago · 69 km deep · 81 km away
- 1.629 km WNW of Nanwalek, Alaska · 1876 days ago · 76 km deep · 60 km away
- 1.616 km NNW of Ninilchik, Alaska · 1876 days ago · 73 km deep · 83 km away
- 1.557 km W of Happy Valley, Alaska · 1876 days ago · 96 km deep · 99 km away
- 2.19 km WSW of Happy Valley, Alaska · 1876 days ago · 79 km deep · 56 km away
- 2.363 km E of Pedro Bay, Alaska · 1875 days ago · 94 km deep · 97 km away
- 1.93 km NNE of Diamond Ridge, Alaska · 1875 days ago · 57 km deep · 28 km away
- 1.863 km W of Anchor Point, Alaska · 1875 days ago · 104 km deep · 99 km away
- 2.250 km W of Nanwalek, Alaska · 1874 days ago · 74 km deep · 86 km away
- 2.311 km NE of Ninilchik, Alaska · 1874 days ago · 74 km deep · 73 km away
- 1.522 km WSW of Anchor Point, Alaska · 1874 days ago · 68 km deep · 54 km away
- 1.922 km ESE of Kasilof, Alaska · 1874 days ago · 54 km deep · 91 km away
- 1.760 km SW of Nanwalek, Alaska · 1874 days ago · 71 km deep · 96 km away
- 2.649 km W of Happy Valley, Alaska · 1872 days ago · 97 km deep · 94 km away
- 1.5Southern Alaska · 1872 days ago · 87 km deep · 92 km away
- 1.565 km ESE of Pedro Bay, Alaska · 1872 days ago · 110 km deep · 95 km away
- 1.543 km SW of Nanwalek, Alaska · 1872 days ago · 82 km deep · 79 km away
- 1.613 km SW of Halibut Cove, Alaska · 1871 days ago · 46 km deep · 4 km away
- 1.863 km E of Pedro Bay, Alaska · 1871 days ago · 106 km deep · 99 km away
- 1.642 km SW of Nanwalek, Alaska · 1871 days ago · 67 km deep · 78 km away
- 1.659 km SW of Nanwalek, Alaska · 1871 days ago · 67 km deep · 94 km away
- 2.317 km NW of Happy Valley, Alaska · 1870 days ago · 83 km deep · 72 km away
- 1.513 km SW of Nanwalek, Alaska · 1870 days ago · 57 km deep · 49 km away
- 1.649 km WNW of Nanwalek, Alaska · 1870 days ago · 73 km deep · 78 km away
- 1.558 km W of Nanwalek, Alaska · 1870 days ago · 67 km deep · 91 km away
- 1.56 km NNE of Anchor Point, Alaska · 1869 days ago · 57 km deep · 47 km away
- 2.256 km SSW of Nanwalek, Alaska · 1869 days ago · 58 km deep · 83 km away
- 1.946 km WNW of Happy Valley, Alaska · 1868 days ago · 94 km deep · 97 km away
- 1.647 km WNW of Nanwalek, Alaska · 1868 days ago · 79 km deep · 78 km away
- 2.116 km SSE of Soldotna, Alaska · 1868 days ago · 55 km deep · 99 km away
- 2.516 km ESE of Seldovia Village, Alaska · 1867 days ago · 43 km deep · 9 km away
- 1.876 km S of Port Graham, Alaska · 1867 days ago · 44 km deep · 92 km away
- 1.628 km WNW of Ninilchik, Alaska · 1867 days ago · 83 km deep · 90 km away
- 2.433 km SSE of Funny River, Alaska · 1867 days ago · 11 km deep · 89 km away
- 1.69 km S of Halibut Cove, Alaska · 1866 days ago · 5 km deep · 5 km away
- 1.710 km S of Fox River, Alaska · 1866 days ago · 38 km deep · 36 km away
- 1.77 km E of Ninilchik, Alaska · 1866 days ago · 61 km deep · 64 km away
- 1.920 km SSE of Fox River, Alaska · 1865 days ago · 36 km deep · 38 km away
- 1.561 km WNW of Nanwalek, Alaska · 1865 days ago · 99 km deep · 92 km away
- 1.650 km W of Anchor Point, Alaska · 1865 days ago · 84 km deep · 83 km away
- 2.0Southern Alaska · 1865 days ago · 87 km deep · 93 km away
- 1.53 km NW of Seldovia Village, Alaska · 1865 days ago · 53 km deep · 21 km away
- 1.528 km NNE of Fox River, Alaska · 1865 days ago · 42 km deep · 75 km away
- 1.648 km WNW of Nanwalek, Alaska · 1865 days ago · 88 km deep · 79 km away
- 1.547 km WNW of Happy Valley, Alaska · 1864 days ago · 93 km deep · 96 km away
- 1.849 km WNW of Happy Valley, Alaska · 1864 days ago · 106 km deep · 99 km away
- 1.850 km SW of Nanwalek, Alaska · 1864 days ago · 58 km deep · 87 km away
- 1.648 km WNW of Happy Valley, Alaska · 1864 days ago · 92 km deep · 98 km away
- 1.612 km WNW of Fox River, Alaska · 1864 days ago · 53 km deep · 48 km away
- 1.551 km W of Nanwalek, Alaska · 1863 days ago · 68 km deep · 87 km away
- 1.653 km WNW of Nanwalek, Alaska · 1863 days ago · 88 km deep · 86 km away
- 1.762 km SW of Nanwalek, Alaska · 1863 days ago · 55 km deep · 98 km away
The first 60 of at least 199.
Before
- 1.920 km NNW of Ninilchik, Alaska · 1879 days ago · 71 km deep · 86 km away
- 2.364 km WNW of Nanwalek, Alaska · 1880 days ago · 88 km deep · 95 km away
- 1.915 km ESE of Clam Gulch, Alaska · 1880 days ago · 51 km deep · 80 km away
- 1.635 km WNW of Anchor Point, Alaska · 1880 days ago · 71 km deep · 78 km away
- 1.647 km WNW of Anchor Point, Alaska · 1880 days ago · 87 km deep · 89 km away
- 2.44 km NW of Happy Valley, Alaska · 1880 days ago · 64 km deep · 61 km away
- 1.547 km W of Nanwalek, Alaska · 1880 days ago · 73 km deep · 83 km away
- 1.860 km W of Anchor Point, Alaska · 1881 days ago · 102 km deep · 98 km away
- 1.539 km WNW of Anchor Point, Alaska · 1881 days ago · 83 km deep · 80 km away
- 1.647 km WNW of Anchor Point, Alaska · 1882 days ago · 91 km deep · 89 km away
- 3.536 km WNW of Anchor Point, Alaska · 1883 days ago · 81 km deep · 77 km away · felt by 1
- 1.724 km SW of Anchor Point, Alaska · 1883 days ago · 67 km deep · 50 km away
- 1.660 km W of Anchor Point, Alaska · 1883 days ago · 102 km deep · 98 km away
- 1.86 km SW of Fox River, Alaska · 1883 days ago · 29 km deep · 40 km away
- 1.540 km WNW of Nanwalek, Alaska · 1884 days ago · 79 km deep · 72 km away
- 3.54 km NNW of Happy Valley, Alaska · 1885 days ago · 58 km deep · 61 km away · felt by 25
- 2.527 km WSW of Nanwalek, Alaska · 1885 days ago · 68 km deep · 64 km away
- 1.653 km SSW of Lowell Point, Alaska · 1885 days ago · 14 km deep · 91 km away
- 1.563 km ESE of Pedro Bay, Alaska · 1886 days ago · 94 km deep · 97 km away
- 1.64 km WNW of Happy Valley, Alaska · 1886 days ago · 52 km deep · 60 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak021a0u1joq. Read Mon, Sep 28, 2026, 9:35 PM UTC.