M1.6 earthquake 7 km SW of Halibut Cove, Alaska
A magnitude 1.6 earthquake struck 7 km SW of Halibut Cove, Alaska on Thu, Aug 26, 2021, 2:03 AM AKDT (10:03 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.7 12 km SSW of Clam Gulch, 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
- 2021-08-26 10:03:07 UTC
- Depth
- 9.9 km (6.2 mi), shallow
- Epicenter
- 59.553° N, 151.323° 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
- 32
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 200 in the 60 days after this one and 122 in the 30 days before it.
After
- 2.03 km SE of Nikolaevsk, Alaska · 1863 days ago · 52 km deep · 30 km away
- 1.556 km W of Nanwalek, Alaska · 1863 days ago · 100 km deep · 92 km away
- 3.615 km WSW of Anchor Point, Alaska · 1862 days ago · 62 km deep · 45 km away · felt by 5
- 2.345 km WSW of Nanwalek, Alaska · 1862 days ago · 65 km deep · 86 km away
- 1.652 km WNW of Nanwalek, Alaska · 1862 days ago · 86 km deep · 80 km away
- 2.843 km NW of Ninilchik, Alaska · 1862 days ago · 83 km deep · 99 km away
- 3.065 km WNW of Nanwalek, Alaska · 1862 days ago · 97 km deep · 95 km away
- 1.911 km SE of Halibut Cove, Alaska · 1862 days ago · 8 km deep · 13 km away
- 2.124 km S of Nanwalek, Alaska · 1861 days ago · 49 km deep · 60 km away
- 1.644 km WNW of Ninilchik, Alaska · 1861 days ago · 84 km deep · 94 km away
- 2.114 km S of Clam Gulch, Alaska · 1861 days ago · 63 km deep · 61 km away
- 1.649 km W of Ninilchik, Alaska · 1861 days ago · 94 km deep · 94 km away
- 2.3Southern Alaska · 1861 days ago · 76 km deep · 72 km away
- 1.836 km WNW of Ninilchik, Alaska · 1861 days ago · 73 km deep · 89 km away
- 2.152 km W of Nanwalek, Alaska · 1861 days ago · 76 km deep · 89 km away
- 1.763 km E of Pedro Bay, Alaska · 1860 days ago · 86 km deep · 95 km away
- 2.354 km WNW of Happy Valley, Alaska · 1860 days ago · 99 km deep · 98 km away
- 1.638 km WSW of Anchor Point, Alaska · 1860 days ago · 68 km deep · 63 km away
- 1.612 km E of Kasilof, Alaska · 1858 days ago · 51 km deep · 88 km away
- 1.548 km WNW of Nanwalek, Alaska · 1858 days ago · 85 km deep · 80 km away
- 1.842 km WSW of Nanwalek, Alaska · 1858 days ago · 77 km deep · 83 km away
- 2.159 km WNW of Nanwalek, Alaska · 1857 days ago · 84 km deep · 91 km away
- 1.622 km NNW of Ninilchik, Alaska · 1857 days ago · 67 km deep · 81 km away
- 2.351 km WNW of Nanwalek, Alaska · 1856 days ago · 79 km deep · 77 km away
- 1.528 km WSW of Anchor Point, Alaska · 1856 days ago · 73 km deep · 59 km away
- 2.237 km WSW of Anchor Point, Alaska · 1856 days ago · 69 km deep · 64 km away
- 1.67 km WSW of Happy Valley, Alaska · 1856 days ago · 71 km deep · 51 km away
- 2.046 km SW of Nanwalek, Alaska · 1856 days ago · 59 km deep · 86 km away
- 1.555 km WSW of Nanwalek, Alaska · 1856 days ago · 70 km deep · 95 km away
- 1.650 km WNW of Happy Valley, Alaska · 1856 days ago · 105 km deep · 92 km away
- 2.028 km S of Nanwalek, Alaska · 1855 days ago · 55 km deep · 62 km away
- 1.640 km ESE of Fox River, Alaska · 1855 days ago · 15 km deep · 63 km away
- 2.158 km SSE of Halibut Cove, Alaska · 1855 days ago · 16 km deep · 56 km away
- 2.147 km WNW of Anchor Point, Alaska · 1855 days ago · 95 km deep · 84 km away
- 1.867 km SE of Port Graham, Alaska · 1854 days ago · 41 km deep · 72 km away
- 1.538 km W of Happy Valley, Alaska · 1854 days ago · 79 km deep · 77 km away
- 1.64 km SSE of Ninilchik, Alaska · 1854 days ago · 80 km deep · 54 km away
- 3.625 km W of Nanwalek, Alaska · 1854 days ago · 68 km deep · 63 km away
- 1.654 km W of Nanwalek, Alaska · 1853 days ago · 96 km deep · 88 km away
- 1.759 km WNW of Anchor Point, Alaska · 1853 days ago · 91 km deep · 96 km away
- 1.635 km W of Anchor Point, Alaska · 1853 days ago · 77 km deep · 69 km away
- 1.527 km NNW of Nanwalek, Alaska · 1853 days ago · 63 km deep · 47 km away
- 1.637 km SSW of Nanwalek, Alaska · 1852 days ago · 71 km deep · 76 km away
- 1.750 km WNW of Happy Valley, Alaska · 1851 days ago · 99 km deep · 91 km away
- 1.648 km WNW of Nanwalek, Alaska · 1850 days ago · 80 km deep · 74 km away
- 1.95 km E of Ninilchik, Alaska · 1849 days ago · 51 km deep · 57 km away
- 1.840 km W of Nanwalek, Alaska · 1849 days ago · 81 km deep · 76 km away
- 2.362 km E of Pedro Bay, Alaska · 1849 days ago · 96 km deep · 98 km away
- 3.324 km WNW of Clam Gulch, Alaska · 1849 days ago · 66 km deep · 92 km away
- 2.010 km SSE of Kasilof, Alaska · 1848 days ago · 57 km deep · 78 km away
- 1.836 km NW of Ninilchik, Alaska · 1848 days ago · 95 km deep · 92 km away
- 1.517 km ESE of Clam Gulch, Alaska · 1848 days ago · 62 km deep · 72 km away
- 3.95 km SSW of Kasilof, Alaska · 1848 days ago · 60 km deep · 82 km away · felt by 39 · tsunami flag
- 1.94 km SW of Kasilof, Alaska · 1848 days ago · 58 km deep · 85 km away · felt by 1
- 1.858 km WNW of Happy Valley, Alaska · 1848 days ago · 100 km deep · 98 km away
- 2.042 km WNW of Nanwalek, Alaska · 1848 days ago · 75 km deep · 73 km away
- 1.835 km WNW of Nanwalek, Alaska · 1848 days ago · 62 km deep · 69 km away
- 1.524 km SW of Anchor Point, Alaska · 1847 days ago · 87 km deep · 50 km away
- 1.741 km NW of Ninilchik, Alaska · 1847 days ago · 84 km deep · 96 km away
- 2.063 km ESE of Halibut Cove, Alaska · 1847 days ago · 20 km deep · 68 km away
The first 60 of at least 200.
Before
- 1.833 km SSW of Nanwalek, Alaska · 1864 days ago · 75 km deep · 72 km away · felt by 1
- 2.257 km W of Anchor Point, Alaska · 1864 days ago · 100 km deep · 92 km away
- 1.845 km ESE of Halibut Cove, Alaska · 1864 days ago · 30 km deep · 50 km away
- 1.658 km WNW of Nanwalek, Alaska · 1865 days ago · 96 km deep · 86 km away
- 2.244 km W of Happy Valley, Alaska · 1865 days ago · 96 km deep · 82 km away
- 1.97 km ESE of Ninilchik, Alaska · 1865 days ago · 59 km deep · 53 km away
- 2.93 km ENE of Kachemak, Alaska · 1865 days ago · 45 km deep · 15 km away · felt by 1
- 1.58 km S of Nanwalek, Alaska · 1865 days ago · 54 km deep · 45 km away
- 1.524 km NNE of Fox River, Alaska · 1865 days ago · 49 km deep · 64 km away
- 1.550 km W of Nanwalek, Alaska · 1865 days ago · 75 km deep · 86 km away
- 1.662 km WNW of Anchor Point, Alaska · 1865 days ago · 109 km deep · 97 km away
- 1.564 km ESE of Fox River, Alaska · 1866 days ago · 15 km deep · 75 km away
- 1.517 km W of Nanwalek, Alaska · 1866 days ago · 70 km deep · 55 km away
- 1.559 km WNW of Anchor Point, Alaska · 1866 days ago · 90 km deep · 96 km away
- 1.633 km SSW of Nanwalek, Alaska · 1866 days ago · 60 km deep · 71 km away
- 1.520 km E of Kasilof, Alaska · 1866 days ago · 54 km deep · 88 km away
- 1.956 km SW of Nanwalek, Alaska · 1866 days ago · 65 km deep · 97 km away
- 1.543 km SSW of Cooper Landing, Alaska · 1867 days ago · 37 km deep · 91 km away
- 1.653 km WNW of Nanwalek, Alaska · 1867 days ago · 88 km deep · 86 km away
- 1.551 km W of Nanwalek, Alaska · 1867 days ago · 68 km deep · 89 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak021axrvl8f. Read Sat, Oct 3, 2026, 2:00 AM UTC.