M1.8 earthquake 45 km ESE of Halibut Cove, Alaska
A magnitude 1.8 earthquake struck 45 km ESE of Halibut Cove, Alaska on Wed, Aug 25, 2021, 6:36 AM AKDT (14:36 UTC), 30 km (18 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
- 1.8 (ml), micro
- Local time
- UTC
- 2021-08-25 14:36:15 UTC
- Depth
- 29.5 km (18.3 mi), shallow
- Epicenter
- 59.511° N, 150.440° 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
- 33
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 80 in the 60 days after this one and 40 in the 30 days before it.
After
- 2.415 km ESE of Lowell Point, Alaska · 1861 days ago · 6 km deep · 92 km away · felt by 5
- 1.67 km SW of Halibut Cove, Alaska · 1860 days ago · 10 km deep · 50 km away
- 2.03 km SE of Nikolaevsk, Alaska · 1860 days ago · 52 km deep · 71 km away
- 3.615 km WSW of Anchor Point, Alaska · 1859 days ago · 62 km deep · 94 km away · felt by 5
- 1.911 km SE of Halibut Cove, Alaska · 1858 days ago · 8 km deep · 38 km away
- 2.124 km S of Nanwalek, Alaska · 1858 days ago · 49 km deep · 97 km away
- 2.226 km SE of Funny River, Alaska · 1857 days ago · 45 km deep · 93 km away
- 2.114 km S of Clam Gulch, Alaska · 1857 days ago · 63 km deep · 85 km away
- 1.8Kenai Peninsula, Alaska · 1857 days ago · 18 km deep · 86 km away
- 1.7Kenai Peninsula, Alaska · 1856 days ago · 7 km deep · 95 km away
- 1.621 km SW of Lowell Point, Alaska · 1855 days ago · 7 km deep · 62 km away
- 1.612 km E of Kasilof, Alaska · 1854 days ago · 51 km deep · 97 km away
- 1.67 km WSW of Happy Valley, Alaska · 1852 days ago · 71 km deep · 92 km away
- 2.028 km S of Nanwalek, Alaska · 1852 days ago · 55 km deep · 98 km away
- 1.640 km ESE of Fox River, Alaska · 1852 days ago · 15 km deep · 29 km away
- 2.158 km SSE of Halibut Cove, Alaska · 1851 days ago · 16 km deep · 52 km away
- 1.518 km E of Lowell Point, Alaska · 1851 days ago · 7 km deep · 97 km away
- 1.867 km SE of Port Graham, Alaska · 1850 days ago · 41 km deep · 71 km away
- 1.64 km SSE of Ninilchik, Alaska · 1850 days ago · 80 km deep · 88 km away
- 1.527 km NNW of Nanwalek, Alaska · 1849 days ago · 63 km deep · 97 km away
- 1.95 km E of Ninilchik, Alaska · 1846 days ago · 51 km deep · 87 km away
- 2.010 km SSE of Kasilof, Alaska · 1845 days ago · 57 km deep · 93 km away
- 1.517 km ESE of Clam Gulch, Alaska · 1845 days ago · 62 km deep · 84 km away
- 3.95 km SSW of Kasilof, Alaska · 1844 days ago · 60 km deep · 100 km away · felt by 39 · tsunami flag
- 1.524 km SW of Anchor Point, Alaska · 1844 days ago · 87 km deep · 100 km away
- 2.063 km ESE of Halibut Cove, Alaska · 1843 days ago · 20 km deep · 19 km away
- 2.24 km NE of Ninilchik, Alaska · 1843 days ago · 54 km deep · 91 km away
- 1.566 km SE of Port Graham, Alaska · 1843 days ago · 39 km deep · 83 km away
- 3.114 km E of Fritz Creek, Alaska · 1842 days ago · 46 km deep · 41 km away · felt by 6
- 1.814 km ESE of Fritz Creek, Alaska · 1842 days ago · 46 km deep · 40 km away
- 1.614 km SW of Anchor Point, Alaska · 1841 days ago · 57 km deep · 88 km away
- 1.520 km E of Kasilof, Alaska · 1839 days ago · 44 km deep · 93 km away
- 1.69 km WNW of Nanwalek, Alaska · 1839 days ago · 54 km deep · 94 km away
- 1.529 km SSW of Cooper Landing, Alaska · 1838 days ago · 37 km deep · 85 km away
- 1.627 km S of Funny River, Alaska · 1838 days ago · 48 km deep · 85 km away
- 1.513 km SSE of Funny River, Alaska · 1838 days ago · 45 km deep · 98 km away
- 1.512 km NNE of Ninilchik, Alaska · 1838 days ago · 56 km deep · 94 km away
- 1.629 km SSE of Port Graham, Alaska · 1838 days ago · 6 km deep · 83 km away
- 1.542 km NE of Fox River, Alaska · 1836 days ago · 10 km deep · 65 km away
- 2.910 km NW of Anchor Point, Alaska · 1833 days ago · 76 km deep · 94 km away · felt by 4
- 1.68 km ENE of Ninilchik, Alaska · 1830 days ago · 56 km deep · 87 km away
- 2.338 km SE of Fox River, Alaska · 1830 days ago · 48 km deep · 16 km away
- 2.116 km WNW of Fox River, Alaska · 1830 days ago · 36 km deep · 63 km away
- 2.89 km SSW of Anchor Point, Alaska · 1828 days ago · 54 km deep · 86 km away · felt by 1
- 2.025 km NW of Seldovia, Alaska · 1828 days ago · 45 km deep · 92 km away
- 1.529 km SE of Funny River, Alaska · 1825 days ago · 31 km deep · 88 km away
- 2.017 km SSW of Nanwalek, Alaska · 1822 days ago · 56 km deep · 97 km away
- 1.813 km E of Fritz Creek, Alaska · 1822 days ago · 45 km deep · 42 km away
- 1.627 km SW of Anchor Point, Alaska · 1821 days ago · 67 km deep · 99 km away
- 1.615 km S of Clam Gulch, Alaska · 1818 days ago · 72 km deep · 84 km away
- 1.513 km E of Fox River, Alaska · 1817 days ago · 50 km deep · 42 km away
- 1.621 km SW of Anchor Point, Alaska · 1817 days ago · 65 km deep · 96 km away
- 1.520 km NW of Seldovia Village, Alaska · 1817 days ago · 65 km deep · 85 km away
- 1.511 km WSW of Halibut Cove, Alaska · 1816 days ago · 4 km deep · 55 km away
- 1.611 km E of Fritz Creek, Alaska · 1815 days ago · 45 km deep · 44 km away
- 1.850 km SE of Port Graham, Alaska · 1815 days ago · 54 km deep · 59 km away
- 1.821 km SSE of Cooper Landing, Alaska · 1814 days ago · 48 km deep · 97 km away
- 1.922 km SE of Kasilof, Alaska · 1812 days ago · 56 km deep · 82 km away
- 1.618 km SSE of Clam Gulch, Alaska · 1810 days ago · 65 km deep · 77 km away
- 1.611 km SE of Port Graham, Alaska · 1809 days ago · 58 km deep · 76 km away
The first 60 of 80.
Before
- 1.97 km ESE of Ninilchik, Alaska · 1861 days ago · 59 km deep · 84 km away
- 2.93 km ENE of Kachemak, Alaska · 1861 days ago · 45 km deep · 56 km away · felt by 1
- 1.58 km S of Nanwalek, Alaska · 1862 days ago · 54 km deep · 86 km away
- 1.524 km NNE of Fox River, Alaska · 1862 days ago · 49 km deep · 66 km away
- 1.564 km ESE of Fox River, Alaska · 1862 days ago · 15 km deep · 26 km away
- 1.520 km E of Kasilof, Alaska · 1862 days ago · 54 km deep · 94 km away
- 1.543 km SSW of Cooper Landing, Alaska · 1863 days ago · 37 km deep · 74 km away
- 1.612 km WNW of Fox River, Alaska · 1864 days ago · 53 km deep · 60 km away
- 1.528 km NNE of Fox River, Alaska · 1865 days ago · 42 km deep · 66 km away
- 1.53 km NW of Seldovia Village, Alaska · 1865 days ago · 53 km deep · 71 km away
- 1.920 km SSE of Fox River, Alaska · 1866 days ago · 36 km deep · 28 km away
- 1.77 km E of Ninilchik, Alaska · 1866 days ago · 61 km deep · 85 km away
- 1.710 km S of Fox River, Alaska · 1867 days ago · 38 km deep · 42 km away
- 1.69 km S of Halibut Cove, Alaska · 1867 days ago · 5 km deep · 46 km away
- 2.433 km SSE of Funny River, Alaska · 1867 days ago · 11 km deep · 78 km away
- 2.516 km ESE of Seldovia Village, Alaska · 1868 days ago · 43 km deep · 54 km away
- 2.116 km SSE of Soldotna, Alaska · 1868 days ago · 55 km deep · 97 km away
- 1.56 km NNE of Anchor Point, Alaska · 1870 days ago · 57 km deep · 84 km away
- 1.513 km SW of Nanwalek, Alaska · 1870 days ago · 57 km deep · 97 km away
- 1.613 km SW of Halibut Cove, Alaska · 1872 days ago · 46 km deep · 53 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak021aw6x2ex. Read Tue, Sep 29, 2026, 7:28 AM UTC.