M2.2 earthquake 49 km SE of Ugashik, Alaska

Magnitude

2.2 (ml), micro

Local time

Tue, Apr 20, 2021, 11:03 AM AKDT

UTC

2021-04-20 19:03:17 UTC

Depth

106.7 km (66.3 mi), intermediate-depth

Epicenter

57.172° N, 156.880° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

22

• Naknek, AlaskaPopulation 544. Forecast173 kmS
• Anchorage, AlaskaPopulation 289,600. Forecast600 kmSW

After

1. 2.191 km SSE of Ugashik, AlaskaTue, Apr 20, 5:53 PM AKDT · 1987 days ago · 77 km deep · 48 km away
2. 2.270 km WSW of Karluk, AlaskaMon, Apr 26, 2:46 PM AKDT · 1982 days ago · 84 km deep · 83 km away
3. 3.785 km ESE of Egegik, AlaskaMon, Apr 26, 6:32 PM AKDT · 1981 days ago · 128 km deep · 93 km away
4. 1.766 km WSW of Karluk, AlaskaTue, Apr 27, 4:03 PM AKDT · 1981 days ago · 67 km deep · 86 km away
5. 1.966 km WSW of Karluk, AlaskaTue, Apr 27, 9:07 PM AKDT · 1980 days ago · 81 km deep · 86 km away
6. 2.295 km WSW of Karluk, AlaskaWed, Apr 28, 10:24 AM AKDT · 1980 days ago · 61 km deep · 59 km away
7. 1.770 km SW of Karluk, AlaskaWed, Apr 28, 10:01 PM AKDT · 1979 days ago · 71 km deep · 90 km away
8. 1.783 km WSW of Karluk, AlaskaFri, Apr 30, 8:06 PM AKDT · 1977 days ago · 26 km deep · 74 km away
9. 1.778 km ENE of Ugashik, AlaskaFri, Apr 30, 10:36 PM AKDT · 1977 days ago · 132 km deep · 83 km away
10. 2.773 km W of Akhiok, AlaskaTue, May 4, 1:15 AM AKDT · 1974 days ago · 56 km deep · 97 km away
11. 2.151 km SSE of Ugashik, AlaskaTue, May 4, 2:48 PM AKDT · 1974 days ago · 90 km deep · 21 km away
12. 1.8Alaska PeninsulaThu, May 13, 5:23 PM AKDT · 1964 days ago · 12 km deep · 39 km away
13. 1.873 km SE of Ugashik, AlaskaSun, May 16, 4:27 AM AKDT · 1962 days ago · 69 km deep · 27 km away
14. 1.686 km SSE of Ugashik, AlaskaSun, May 23, 7:16 AM AKDT · 1955 days ago · 71 km deep · 47 km away
15. 2.633 km ENE of Port Heiden, AlaskaMon, May 24, 10:33 PM AKDT · 1953 days ago · 141 km deep · 76 km away
16. 1.889 km SE of Ugashik, AlaskaFri, May 28, 7:28 AM AKDT · 1950 days ago · 0 km deep · 43 km away
17. 2.4Alaska PeninsulaSun, May 30, 2:15 PM AKDT · 1948 days ago · 4 km deep · 91 km away
18. 2.562 km ENE of Ugashik, AlaskaFri, Jun 4, 12:08 AM AKDT · 1943 days ago · 132 km deep · 69 km away
19. 2.244 km E of Ugashik, AlaskaFri, Jun 4, 7:44 AM AKDT · 1943 days ago · 119 km deep · 37 km away
20. 3.4105 km ENE of Chignik, AlaskaSat, Jun 5, 2:10 PM AKDT · 1942 days ago · 82 km deep · 76 km away · felt by 1
21. 2.8104 km WSW of Akhiok, AlaskaSat, Jun 5, 3:57 PM AKDT · 1942 days ago · 10 km deep · 92 km away
22. 2.084 km SSE of Ugashik, AlaskaSun, Jun 6, 2:09 AM AKDT · 1941 days ago · 89 km deep · 46 km away
23. 1.982 km ESE of Egegik, AlaskaTue, Jun 8, 1:40 PM AKDT · 1939 days ago · 130 km deep · 99 km away
24. 1.688 km WNW of Karluk, AlaskaThu, Jun 10, 12:54 PM AKDT · 1937 days ago · 15 km deep · 98 km away
25. 1.689 km WNW of Karluk, AlaskaThu, Jun 10, 12:57 PM AKDT · 1937 days ago · 18 km deep · 99 km away
26. 1.888 km WNW of Karluk, AlaskaThu, Jun 10, 8:16 PM AKDT · 1936 days ago · 17 km deep · 99 km away
27. 1.587 km WNW of Karluk, AlaskaThu, Jun 10, 10:52 PM AKDT · 1936 days ago · 3 km deep · 99 km away
28. 1.571 km W of Karluk, AlaskaFri, Jun 11, 5:21 AM AKDT · 1936 days ago · 35 km deep · 86 km away
29. 1.975 km SW of Karluk, AlaskaSat, Jun 12, 9:21 AM AKDT · 1935 days ago · 64 km deep · 87 km away
30. 1.770 km ENE of Chignik, AlaskaSun, Jun 13, 4:58 AM AKDT · 1934 days ago · 60 km deep · 77 km away
31. 2.197 km SE of Ugashik, AlaskaWed, Jun 16, 2:44 AM AKDT · 1931 days ago · 35 km deep · 49 km away
32. 1.975 km SW of Karluk, AlaskaThu, Jun 17, 1:33 PM AKDT · 1930 days ago · 38 km deep · 88 km away
33. 2.882 km ENE of Chignik, AlaskaSat, Jun 19, 4:35 AM AKDT · 1928 days ago · 55 km deep · 66 km away

Before

1. 1.887 km E of Ugashik, AlaskaSun, Apr 18, 8:33 PM AKDT · 1989 days ago · 76 km deep · 74 km away
2. 1.655 km ENE of Ugashik, AlaskaSun, Apr 18, 3:15 AM AKDT · 1990 days ago · 124 km deep · 67 km away
3. 2.879 km WNW of Akhiok, AlaskaSat, Apr 17, 3:06 PM AKDT · 1991 days ago · 53 km deep · 86 km away
4. 2.272 km W of Akhiok, AlaskaThu, Apr 15, 4:38 PM AKDT · 1993 days ago · 59 km deep · 98 km away
5. 2.328 km N of Pilot Point, AlaskaThu, Apr 15, 1:59 AM AKDT · 1993 days ago · 189 km deep · 82 km away
6. 2.7101 km SE of Ugashik, AlaskaMon, Apr 12, 5:25 PM AKDT · 1995 days ago · 57 km deep · 52 km away
7. 1.687 km E of Ugashik, AlaskaSun, Apr 11, 6:32 AM AKDT · 1997 days ago · 2 km deep · 71 km away
8. 2.3100 km W of Akhiok, AlaskaSat, Apr 10, 8:21 PM AKDT · 1997 days ago · 7 km deep · 67 km away
9. 1.9115 km SE of Ugashik, AlaskaFri, Apr 9, 8:57 PM AKDT · 1998 days ago · 20 km deep · 67 km away
10. 2.240 km E of Ugashik, AlaskaFri, Apr 9, 9:34 AM AKDT · 1999 days ago · 138 km deep · 42 km away
11. 2.280 km ENE of Ugashik, AlaskaFri, Apr 9, 4:34 AM AKDT · 1999 days ago · 127 km deep · 82 km away
12. 3.163 km ENE of Ugashik, AlaskaThu, Apr 8, 8:47 AM AKDT · 2000 days ago · 136 km deep · 74 km away · felt by 2
13. 2.038 km SSE of Ugashik, AlaskaThu, Apr 8, 4:40 AM AKDT · 2000 days ago · 14 km deep · 21 km away
14. 2.586 km SE of Ugashik, AlaskaWed, Apr 7, 5:33 AM AKDT · 2001 days ago · 67 km deep · 37 km away
15. 1.974 km ENE of Ugashik, AlaskaMon, Apr 5, 9:02 PM AKDT · 2002 days ago · 8 km deep · 68 km away
16. 1.8Alaska PeninsulaSat, Apr 3, 1:47 AM AKDT · 2005 days ago · 65 km deep · 91 km away
17. 2.123 km SE of Ugashik, AlaskaSat, Apr 3, 12:28 AM AKDT · 2005 days ago · 117 km deep · 27 km away
18. 2.127 km SSE of Ugashik, AlaskaThu, Apr 1, 12:43 AM AKDT · 2007 days ago · 6 km deep · 22 km away
19. 2.084 km W of Akhiok, AlaskaSun, Mar 28, 1:25 AM AKDT · 2011 days ago · 47 km deep · 89 km away
20. 2.685 km W of Akhiok, AlaskaThu, Mar 25, 8:36 PM AKDT · 2013 days ago · 60 km deep · 89 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak021528g3be. Read Tue, Sep 29, 2026, 12:45 PM UTC.