Alaska earthquakes

M2.1 earthquake 209 km SE of Chiniak, Alaska

A magnitude 2.1 earthquake struck 209 km SE of Chiniak, Alaska on Mon, May 17, 2021, 9:28 PM AKDT (05:28 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M3.0 240 km SE of Chiniak, Alaska. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
2.1 (ml), micro
Local time
UTC
2021-05-18 05:28:25 UTC
Depth
1.0 km (0.6 mi), shallow
Epicenter
56.117° N, 150.200° 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
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 27 in the 60 days after this one and 21 in the 30 days before it.

After

  1. 3.0240 km SE of Chiniak, Alaska · 1955 days ago · 10 km deep · 36 km away
  2. 2.2235 km SSE of Chiniak, Alaska · 1955 days ago · 10 km deep · 29 km away
  3. 2.7216 km SE of Chiniak, Alaska · 1955 days ago · 10 km deep · 16 km away
  4. 2.0215 km SE of Chiniak, Alaska · 1955 days ago · 10 km deep · 9 km away
  5. 2.8220 km SE of Chiniak, Alaska · 1955 days ago · 10 km deep · 31 km away
  6. 2.9207 km SE of Chiniak, Alaska · 1949 days ago · 20 km deep · 33 km away
  7. 2.7238 km SE of Chiniak, Alaska · 1949 days ago · 22 km deep · 65 km away
  8. 2.1179 km SE of Old Harbor, Alaska · 1947 days ago · 5 km deep · 66 km away
  9. 2.9235 km SE of Chiniak, Alaska · 1946 days ago · 10 km deep · 38 km away
  10. 3.0227 km SE of Chiniak, Alaska · 1939 days ago · 10 km deep · 31 km away
  11. 3.2222 km SE of Chiniak, Alaska · 1935 days ago · 21 km deep · 23 km away
  12. 2.9231 km SE of Chiniak, Alaska · 1932 days ago · 10 km deep · 59 km away
  13. 3.5256 km SE of Chiniak, Alaska · 1931 days ago · 10 km deep · 61 km away
  14. 3.9263 km SE of Chiniak, Alaska · 1931 days ago · 7 km deep · 65 km away · felt by 1
  15. 2.8238 km ESE of Chiniak, Alaska · 1930 days ago · 21 km deep · 89 km away
  16. 3.1264 km SE of Chiniak, Alaska · 1929 days ago · 10 km deep · 95 km away
  17. 2.9260 km SE of Chiniak, Alaska · 1929 days ago · 10 km deep · 94 km away
  18. 2.8236 km SE of Chiniak, Alaska · 1927 days ago · 10 km deep · 42 km away
  19. 3.5235 km SE of Chiniak, Alaska · 1925 days ago · 21 km deep · 63 km away
  20. 3.5246 km SE of Chiniak, Alaska · 1916 days ago · 20 km deep · 57 km away
  21. 2.7202 km SE of Old Harbor, Alaska · 1914 days ago · 10 km deep · 81 km away
  22. 2.8286 km SE of Chiniak, Alaska · 1914 days ago · 10 km deep · 81 km away
  23. 2.5215 km SE of Chiniak, Alaska · 1914 days ago · 10 km deep · 16 km away
  24. 3.9261 km SE of Chiniak, Alaska · 1901 days ago · 10 km deep · 67 km away
  25. 2.9246 km SE of Chiniak, Alaska · 1900 days ago · 12 km deep · 78 km away
  26. 2.7201 km SSE of Chiniak, Alaska · 1900 days ago · 10 km deep · 20 km away
  27. 2.7235 km SE of Chiniak, Alaska · 1899 days ago · 12 km deep · 51 km away

Before

  1. 2.9250 km SE of Chiniak, Alaska · 1955 days ago · 10 km deep · 44 km away
  2. 2.1224 km SE of Chiniak, Alaska · 1955 days ago · 10 km deep · 15 km away
  3. 2.8224 km SE of Chiniak, Alaska · 1955 days ago · 10 km deep · 20 km away
  4. 2.3221 km SE of Chiniak, Alaska · 1955 days ago · 10 km deep · 17 km away
  5. 2.4215 km SE of Chiniak, Alaska · 1955 days ago · 10 km deep · 15 km away
  6. 4.5226 km SE of Chiniak, Alaska · 1955 days ago · 10 km deep · 22 km away
  7. 1.6Gulf of Alaska · 1957 days ago · 12 km deep · 62 km away
  8. 3.4251 km SE of Chiniak, Alaska · 1958 days ago · 10 km deep · 67 km away
  9. 3.8264 km SE of Chiniak, Alaska · 1959 days ago · 10 km deep · 61 km away · felt by 1
  10. 2.9240 km SE of Chiniak, Alaska · 1960 days ago · 10 km deep · 59 km away
  11. 2.2250 km SE of Chiniak, Alaska · 1961 days ago · 10 km deep · 41 km away
  12. 2.1228 km SE of Chiniak, Alaska · 1961 days ago · 9 km deep · 19 km away
  13. 3.0242 km SE of Old Harbor, Alaska · 1961 days ago · 6 km deep · 87 km away
  14. 2.7221 km SE of Chiniak, Alaska · 1962 days ago · 10 km deep · 72 km away
  15. 2.8215 km SE of Chiniak, Alaska · 1976 days ago · 10 km deep · 26 km away
  16. 2.8206 km SE of Chiniak, Alaska · 1976 days ago · 10 km deep · 24 km away
  17. 2.6183 km SE of Chiniak, Alaska · 1976 days ago · 10 km deep · 33 km away
  18. 3.0246 km SE of Chiniak, Alaska · 1977 days ago · 10 km deep · 55 km away
  19. 2.6247 km SE of Chiniak, Alaska · 1979 days ago · 21 km deep · 59 km away
  20. 2.7Gulf of Alaska · 1983 days ago · 10 km deep · 53 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0216cbbafp. Read Thu, Sep 24, 2026, 7:04 AM UTC.