Alaska earthquakes

M1.6 earthquake 6 km SW of Salcha, Alaska

A magnitude 1.6 earthquake struck 6 km SW of Salcha, Alaska on Mon, Feb 1, 2021, 2:37 PM AKST (23:37 UTC), 7 km (5 mi) below the surface.

A larger quake followed: M2.9 19 km SW of Salcha, Alaska. This one was a foreshock.

Salcha forecastMore in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
1.6 (ml), micro
Local time
UTC
2021-02-01 23:37:59 UTC
Depth
7.3 km (4.5 mi), shallow
Epicenter
64.482° N, 146.988° W
Region
Alaska
Felt reports
1
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Stations used
69

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 19 in the 60 days after this one and 16 in the 30 days before it.

After

  1. 2.118 km NNE of Four Mile Road, Alaska · 2066 days ago · 16 km deep · 98 km away
  2. 1.722 km ENE of Nenana, Alaska · 2063 days ago · 15 km deep · 80 km away
  3. 2.215 km E of Clear, Alaska, Alaska · 2059 days ago · 10 km deep · 95 km away
  4. 1.79 km SSW of Fort Greely, Alaska · 2058 days ago · 15 km deep · 96 km away
  5. 1.76 km WNW of Fox, Alaska · 2057 days ago · 12 km deep · 66 km away
  6. 2.919 km SW of Salcha, Alaska · 2051 days ago · 13 km deep · 14 km away · felt by 1
  7. 1.719 km E of Ferry, Alaska · 2050 days ago · 3 km deep · 99 km away
  8. 1.511 km E of Fox, Alaska · 2049 days ago · 0 km deep · 58 km away
  9. 1.614 km S of Ester, Alaska · 2046 days ago · 17 km deep · 57 km away
  10. 2.912 km N of Pleasant Valley, Alaska · 2043 days ago · 12 km deep · 58 km away · felt by 3
  11. 1.520 km SW of Harding-Birch Lakes, Alaska · 2040 days ago · 0 km deep · 25 km away
  12. 1.720 km NE of Healy, Alaska · 2038 days ago · 4 km deep · 98 km away
  13. 1.89 km SSE of Pleasant Valley, Alaska · 2036 days ago · 28 km deep · 38 km away
  14. 2.821 km NE of Healy, Alaska · 2035 days ago · 8 km deep · 97 km away · felt by 1
  15. 1.811 km ENE of Fox, Alaska · 2029 days ago · 2 km deep · 59 km away
  16. 2.111 km SSW of Ester, Alaska · 2024 days ago · 1 km deep · 63 km away
  17. 1.88 km S of Eielson Air Force Base, Alaska · 2022 days ago · 8 km deep · 13 km away
  18. 1.672 km WSW of Delta Junction, Alaska · 2015 days ago · 1 km deep · 86 km away
  19. 2.237 km WSW of Salcha, Alaska · 2009 days ago · 13 km deep · 32 km away

Before

  1. 1.525 km ENE of Healy, Alaska · 2069 days ago · 101 km deep · 96 km away
  2. 1.573 km WSW of Delta Junction, Alaska · 2072 days ago · 5 km deep · 87 km away
  3. 2.315 km S of South Van Horn, Alaska · 2072 days ago · 14 km deep · 43 km away
  4. 2.02 km WNW of Badger, Alaska · 2076 days ago · 8 km deep · 46 km away
  5. 2.030 km NNE of Four Mile Road, Alaska · 2077 days ago · 13 km deep · 93 km away
  6. 1.530 km NE of Four Mile Road, Alaska · 2077 days ago · 16 km deep · 93 km away
  7. 1.915 km NNE of Harding-Birch Lakes, Alaska · 2079 days ago · 8 km deep · 27 km away
  8. 1.520 km NNE of Four Mile Road, Alaska · 2081 days ago · 16 km deep · 100 km away
  9. 1.66 km ENE of Fox, Alaska · 2081 days ago · 1 km deep · 59 km away · felt by 1
  10. 1.5Central Alaska · 2082 days ago · 9 km deep · 37 km away
  11. 2.320 km SSE of South Van Horn, Alaska · 2082 days ago · 14 km deep · 38 km away
  12. 2.120 km S of South Van Horn, Alaska · 2082 days ago · 13 km deep · 39 km away
  13. 1.512 km ENE of Eielson Air Force Base, Alaska · 2085 days ago · 10 km deep · 25 km away
  14. 1.717 km E of Ferry, Alaska · 2086 days ago · 1 km deep · 100 km away
  15. 2.961 km E of McKinley Park, Alaska · 2089 days ago · 5 km deep · 82 km away
  16. 2.85 km SSW of South Van Horn, Alaska · 2094 days ago · 22 km deep · 50 km away · felt by 101

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0211hb44u3 (also filed as us6000dds1). Read Thu, Oct 1, 2026, 2:00 AM UTC.