M1.7 earthquake 69 km S of Tanana, Alaska
A magnitude 1.7 earthquake struck 69 km S of Tanana, Alaska on Mon, Aug 2, 2021, 5:09 AM AKDT (13:09 UTC), 13 km (8 mi) below the surface.
A larger quake followed: M3.0 39 km WNW of Lake Minchumina, 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
- 2021-08-02 13:09:30 UTC
- Depth
- 12.5 km (7.8 mi), shallow
- Epicenter
- 64.548° N, 152.047° 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
- 54
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 5 in the 30 days before it.
After
- 1.525 km SSE of Tanana, Alaska · 1881 days ago · 6 km deep · 47 km away
- 3.039 km WNW of Lake Minchumina, Alaska · 1875 days ago · 16 km deep · 81 km away
- 1.638 km SSW of Tanana, Alaska · 1864 days ago · 8 km deep · 41 km away
- 2.868 km SW of Tanana, Alaska · 1864 days ago · 6 km deep · 48 km away
- 1.625 km SSW of Lake Minchumina, Alaska · 1859 days ago · 13 km deep · 100 km away
- 2.235 km SSW of Tanana, Alaska · 1852 days ago · 15 km deep · 36 km away
- 1.637 km SE of Tanana, Alaska · 1837 days ago · 4 km deep · 45 km away
- 1.661 km SSW of Tanana, Alaska · 1831 days ago · 5 km deep · 23 km away
- 1.670 km NE of Lake Minchumina, Alaska · 1826 days ago · 18 km deep · 55 km away
- 2.315 km NNE of Lake Minchumina, Alaska · 1826 days ago · 14 km deep · 61 km away
- 1.681 km ESE of Ruby, Alaska · 1825 days ago · 0 km deep · 84 km away
- 1.869 km N of Lake Minchumina, Alaska · 1825 days ago · 3 km deep · 20 km away
Before
- 1.853 km SW of Manley Hot Springs, Alaska · 1899 days ago · 15 km deep · 36 km away
- 1.815 km SE of Manley Hot Springs, Alaska · 1900 days ago · 20 km deep · 90 km away
- 1.557 km S of Manley Hot Springs, Alaska · 1900 days ago · 7 km deep · 76 km away
- 1.554 km SSW of Tanana, Alaska · 1908 days ago · 6 km deep · 24 km away
- 1.519 km W of Manley Hot Springs, Alaska · 1913 days ago · 18 km deep · 68 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak0219u4swc8. Read Tue, Sep 29, 2026, 9:50 AM UTC.