M1.7 earthquake 36 km SSW of Klukwan, Alaska
A magnitude 1.7 earthquake struck 36 km SSW of Klukwan, Alaska on Sun, Sep 12, 2021, 7:21 AM AKDT (15:21 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M2.7 62 km NW of Elfin Cove, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.7 (ml), micro
- Local time
- UTC
- 2021-09-12 15:21:04 UTC
- Depth
- 10.3 km (6.4 mi), shallow
- Epicenter
- 59.084° N, 136.060° 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
- 16
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 18 in the 60 days after this one and 13 in the 30 days before it.
After
- 2.762 km NW of Elfin Cove, Alaska · 1840 days ago · 4 km deep · 90 km away
- 2.516 km WSW of Lutak, Alaska · 1827 days ago · 20 km deep · 24 km away · felt by 1
- 1.884 km NW of Elfin Cove, Alaska · 1826 days ago · 6 km deep · 95 km away
- 1.955 km WSW of Covenant Life, Alaska · 1823 days ago · 9 km deep · 49 km away
- 1.531 km SSE of Mud Bay, Alaska · 1818 days ago · 15 km deep · 56 km away
- 2.042 km SW of Covenant Life, Alaska · 1815 days ago · 7 km deep · 27 km away
- 1.548 km WSW of Covenant Life, Alaska · 1811 days ago · 7 km deep · 40 km away
- 1.738 km NW of Mosquito Lake, Alaska · 1810 days ago · 3 km deep · 83 km away
- 1.930 km SSW of Covenant Life, Alaska · 1808 days ago · 9 km deep · 14 km away
- 2.156 km NW of Elfin Cove, Alaska · 1805 days ago · 20 km deep · 76 km away
- 1.831 km WSW of Covenant Life, Alaska · 1796 days ago · 4 km deep · 42 km away
- 1.543 km WNW of Elfin Cove, Alaska · 1795 days ago · 7 km deep · 92 km away
- 1.642 km NW of Mosquito Lake, Alaska · 1794 days ago · 7 km deep · 84 km away
- 1.773 km NW of Elfin Cove, Alaska · 1794 days ago · 4 km deep · 76 km away
- 1.620 km SW of Lutak, Alaska · 1791 days ago · 10 km deep · 20 km away
- 2.311 km SSW of Klukwan, Alaska · 1789 days ago · 8 km deep · 26 km away · felt by 2
- 1.636 km WNW of Elfin Cove, Alaska · 1787 days ago · 8 km deep · 100 km away
- 1.545 km ESE of Mud Bay, Alaska · 1787 days ago · 8 km deep · 82 km away
Before
- 2.140 km NW of Mosquito Lake, Alaska · 1847 days ago · 3 km deep · 85 km away
- 1.932 km SSW of Covenant Life, Alaska · 1847 days ago · 1 km deep · 13 km away
- 1.528 km SSW of Covenant Life, Alaska · 1847 days ago · 6 km deep · 15 km away
- 1.836 km W of Mosquito Lake, Alaska · 1849 days ago · 8 km deep · 61 km away
- 1.853 km NW of Elfin Cove, Alaska · 1857 days ago · 9 km deep · 89 km away
- 2.255 km NW of Elfin Cove, Alaska · 1860 days ago · 5 km deep · 90 km away
- 2.357 km WNW of Elfin Cove, Alaska · 1860 days ago · 2 km deep · 92 km away
- 2.485 km WSW of Covenant Life, Alaska · 1861 days ago · 17 km deep · 78 km away
- 3.131 km SSW of Covenant Life, Alaska · 1864 days ago · 5 km deep · 13 km away · felt by 7
- 2.035 km SSW of Covenant Life, Alaska · 1865 days ago · 3 km deep · 14 km away
- 1.653 km WNW of Mosquito Lake, Alaska · 1865 days ago · 11 km deep · 82 km away
- 1.749 km NW of Mosquito Lake, Alaska · 1866 days ago · 8 km deep · 93 km away
- 2.638 km NNW of Mosquito Lake, Alaska · 1867 days ago · 8 km deep · 84 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak021bpz3erd. Read Tue, Sep 29, 2026, 4:59 PM UTC.