M1.6 earthquake 49 km WNW of Ninilchik, Alaska

Magnitude

1.6 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Thu, Aug 20, 2020, 8:41 PM AKDT

UTC

2020-08-21 04:41:09 UTC

Depth

97.6 km (60.6 mi), intermediate-depth

Epicenter

60.152° N, 152.541° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

41

• Ninilchik, AlaskaPopulation 883. Forecast50 kmWNW
• Anchorage, AlaskaPopulation 289,600. Forecast186 kmSW

After

1. 1.666 km E of Port Alsworth, AlaskaThu, Aug 20, 9:51 PM AKDT · 2232 days ago · 139 km deep · 36 km away
2. 2.060 km W of Happy Valley, AlaskaThu, Aug 20, 9:54 PM AKDT · 2232 days ago · 113 km deep · 20 km away
3. 1.658 km ENE of Pedro Bay, AlaskaThu, Aug 20, 10:59 PM AKDT · 2232 days ago · 123 km deep · 39 km away
4. 2.158 km NW of Ninilchik, AlaskaFri, Aug 21, 5:09 PM AKDT · 2232 days ago · 111 km deep · 24 km away
5. 2.154 km W of Salamatof, AlaskaFri, Aug 21, 10:55 PM AKDT · 2231 days ago · 92 km deep · 44 km away
6. 1.858 km WNW of Ninilchik, AlaskaSat, Aug 22, 4:33 AM AKDT · 2231 days ago · 107 km deep · 16 km away
7. 1.861 km NE of Pedro Bay, AlaskaSat, Aug 22, 6:23 AM AKDT · 2231 days ago · 128 km deep · 37 km away
8. 1.558 km E of Pedro Bay, AlaskaSat, Aug 22, 7:31 AM AKDT · 2231 days ago · 100 km deep · 50 km away
9. 1.945 km ESE of Port Alsworth, AlaskaSat, Aug 22, 9:08 AM AKDT · 2231 days ago · 161 km deep · 56 km away
10. 3.938 km WNW of Nanwalek, AlaskaSat, Aug 22, 2:25 PM AKDT · 2231 days ago · 73 km deep · 75 km away · felt by 3 · tsunami flag
11. 1.769 km WNW of Ninilchik, AlaskaSat, Aug 22, 2:44 PM AKDT · 2231 days ago · 118 km deep · 20 km away
12. 2.444 km WNW of Clam Gulch, AlaskaSat, Aug 22, 6:10 PM AKDT · 2231 days ago · 83 km deep · 37 km away
13. 3.863 km W of Nanwalek, AlaskaSat, Aug 22, 6:12 PM AKDT · 2231 days ago · 90 km deep · 96 km away · felt by 2 · tsunami flag
14. 1.837 km WNW of Happy Valley, AlaskaSun, Aug 23, 1:08 AM AKDT · 2230 days ago · 92 km deep · 14 km away
15. 1.733 km E of Pedro Bay, AlaskaSun, Aug 23, 5:09 AM AKDT · 2230 days ago · 118 km deep · 70 km away
16. 2.617 km SE of Kasilof, AlaskaSun, Aug 23, 8:02 AM AKDT · 2230 days ago · 59 km deep · 85 km away
17. 2.353 km W of Anchor Point, AlaskaSun, Aug 23, 5:40 PM AKDT · 2230 days ago · 83 km deep · 41 km away
18. 1.546 km WSW of Nanwalek, AKSun, Aug 23, 7:17 PM AKDT · 2229 days ago · 66 km deep · 98 km away
19. 1.554 km E of Pedro Bay, AlaskaSun, Aug 23, 10:00 PM AKDT · 2229 days ago · 103 km deep · 54 km away
20. 1.543 km WNW of Nanwalek, AlaskaMon, Aug 24, 1:31 AM AKDT · 2229 days ago · 73 km deep · 70 km away
21. 1.763 km E of Port Alsworth, AlaskaMon, Aug 24, 1:53 AM AKDT · 2229 days ago · 130 km deep · 40 km away
22. 2.552 km WNW of Nanwalek, AlaskaMon, Aug 24, 4:19 AM AKDT · 2229 days ago · 92 km deep · 73 km away
23. 2.748 km WSW of Anchor Point, AlaskaMon, Aug 24, 7:03 AM AKDT · 2229 days ago · 86 km deep · 52 km away
24. 1.563 km WNW of Nikiski, AlaskaMon, Aug 24, 5:13 PM AKDT · 2229 days ago · 118 km deep · 88 km away
25. 1.640 km E of Pedro Bay, AlaskaMon, Aug 24, 10:57 PM AKDT · 2228 days ago · 121 km deep · 62 km away
26. 1.661 km W of Nanwalek, AlaskaTue, Aug 25, 4:41 AM AKDT · 2228 days ago · 91 km deep · 87 km away
27. 3.120 km ESE of Kasilof, AlaskaTue, Aug 25, 3:41 PM AKDT · 2228 days ago · 66 km deep · 91 km away · felt by 1
28. 1.848 km E of Port Alsworth, AlaskaWed, Aug 26, 2:16 AM AKDT · 2227 days ago · 164 km deep · 52 km away
29. 1.656 km E of Port Alsworth, AlaskaWed, Aug 26, 6:27 AM AKDT · 2227 days ago · 145 km deep · 42 km away
30. 1.815 km ESE of Clam Gulch, AlaskaWed, Aug 26, 11:55 PM AKDT · 2226 days ago · 61 km deep · 77 km away
31. 1.644 km E of Pedro Bay, AlaskaThu, Aug 27, 2:39 AM AKDT · 2226 days ago · 125 km deep · 56 km away
32. 1.7Southern AlaskaThu, Aug 27, 4:31 AM AKDT · 2226 days ago · 103 km deep · 18 km away
33. 1.563 km WNW of Happy Valley, AlaskaThu, Aug 27, 9:47 AM AKDT · 2226 days ago · 107 km deep · 18 km away
34. 1.857 km WNW of Ninilchik, AlaskaThu, Aug 27, 12:45 PM AKDT · 2226 days ago · 92 km deep · 14 km away
35. 1.633 km WNW of Salamatof, AlaskaFri, Aug 28, 4:06 AM AKDT · 2225 days ago · 77 km deep · 70 km away
36. 1.769 km WNW of Happy Valley, AlaskaFri, Aug 28, 11:35 AM AKDT · 2225 days ago · 86 km deep · 21 km away
37. 1.665 km ENE of Pedro Bay, AlaskaFri, Aug 28, 2:09 PM AKDT · 2225 days ago · 114 km deep · 31 km away
38. 1.651 km ESE of Port Alsworth, AlaskaFri, Aug 28, 9:09 PM AKDT · 2224 days ago · 153 km deep · 48 km away
39. 1.72 km E of Anchor Point, AlaskaFri, Aug 28, 9:56 PM AKDT · 2224 days ago · 60 km deep · 60 km away
40. 1.5Southern AlaskaSat, Aug 29, 1:58 AM AKDT · 2224 days ago · 136 km deep · 43 km away
41. 1.537 km WSW of Salamatof, AlaskaSat, Aug 29, 6:19 AM AKDT · 2224 days ago · 87 km deep · 50 km away
42. 1.554 km WNW of Happy Valley, AlaskaSat, Aug 29, 9:46 AM AKDT · 2224 days ago · 91 km deep · 11 km away
43. 2.419 km ESE of Kasilof, AlaskaSun, Aug 30, 8:46 AM AKDT · 2223 days ago · 59 km deep · 91 km away
44. 1.551 km W of Salamatof, AlaskaSun, Aug 30, 11:16 AM AKDT · 2223 days ago · 86 km deep · 46 km away
45. 1.621 km NW of Fox River, AlaskaSun, Aug 30, 5:56 PM AKDT · 2223 days ago · 45 km deep · 74 km away
46. 2.753 km ENE of Pedro Bay, AlaskaSun, Aug 30, 9:39 PM AKDT · 2222 days ago · 115 km deep · 44 km away
47. 1.67 km E of Ninilchik, AlaskaMon, Aug 31, 1:01 AM AKDT · 2222 days ago · 43 km deep · 57 km away
48. 1.756 km WSW of Anchor Point, AlaskaMon, Aug 31, 1:37 AM AKDT · 2222 days ago · 98 km deep · 60 km away
49. 1.959 km E of Port Alsworth, AlaskaMon, Aug 31, 6:10 AM AKDT · 2222 days ago · 148 km deep · 39 km away
50. 1.828 km NW of Anchor Point, AlaskaMon, Aug 31, 6:15 AM AKDT · 2222 days ago · 71 km deep · 30 km away
51. 2.065 km ESE of Pedro Bay, AlaskaMon, Aug 31, 10:06 AM AKDT · 2222 days ago · 86 km deep · 71 km away
52. 2.047 km SE of Pedro Bay, AlaskaMon, Aug 31, 10:49 AM AKDT · 2222 days ago · 113 km deep · 90 km away
53. 2.820 km WNW of Happy Valley, AlaskaMon, Aug 31, 10:52 AM AKDT · 2222 days ago · 79 km deep · 31 km away
54. 1.644 km W of Anchor Point, AlaskaMon, Aug 31, 11:06 AM AKDT · 2222 days ago · 83 km deep · 48 km away
55. 1.940 km WNW of Ninilchik, AlaskaMon, Aug 31, 12:23 PM AKDT · 2222 days ago · 92 km deep · 10 km away
56. 1.6Southern AlaskaMon, Aug 31, 2:32 PM AKDT · 2222 days ago · 86 km deep · 63 km away
57. 1.59 km SSE of Kasilof, AlaskaMon, Aug 31, 3:39 PM AKDT · 2222 days ago · 57 km deep · 75 km away
58. 1.642 km NW of Ninilchik, AlaskaTue, Sep 1, 12:40 AM AKDT · 2221 days ago · 76 km deep · 31 km away
59. 1.551 km WSW of Salamatof, AlaskaTue, Sep 1, 12:52 AM AKDT · 2221 days ago · 87 km deep · 42 km away
60. 3.233 km W of Anchor Point, AlaskaTue, Sep 1, 3:28 AM AKDT · 2221 days ago · 88 km deep · 48 km away · felt by 1

The first 60 of at least 199.

Before

1. 2.051 km ENE of Pedro Bay, AlaskaWed, Aug 19, 6:39 PM AKDT · 2234 days ago · 120 km deep · 47 km away
2. 3.133 km E of Pedro Bay, AlaskaWed, Aug 19, 1:14 PM AKDT · 2234 days ago · 127 km deep · 65 km away
3. 1.870 km NE of Port Alsworth, AlaskaWed, Aug 19, 2:14 AM AKDT · 2234 days ago · 199 km deep · 73 km away
4. 2.76 km ENE of Nikiski, AlaskaWed, Aug 19, 1:09 AM AKDT · 2234 days ago · 62 km deep · 97 km away · felt by 1
5. 2.423 km NW of Anchor Point, AlaskaTue, Aug 18, 7:41 PM AKDT · 2234 days ago · 82 km deep · 35 km away
6. 1.650 km ENE of Pedro Bay, AlaskaTue, Aug 18, 7:04 PM AKDT · 2234 days ago · 112 km deep · 47 km away
7. 1.665 km WNW of Anchor Point, AlaskaTue, Aug 18, 3:30 PM AKDT · 2235 days ago · 107 km deep · 32 km away
8. 3.310 km NNW of Fritz Creek, AlaskaTue, Aug 18, 5:11 AM AKDT · 2235 days ago · 72 km deep · 74 km away · felt by 3
9. 1.7Southern AlaskaTue, Aug 18, 4:51 AM AKDT · 2235 days ago · 82 km deep · 66 km away
10. 1.866 km W of Tyonek, AlaskaTue, Aug 18, 3:24 AM AKDT · 2235 days ago · 117 km deep · 96 km away
11. 1.552 km WNW of Happy Valley, AlaskaTue, Aug 18, 2:15 AM AKDT · 2235 days ago · 91 km deep · 6 km away
12. 1.656 km W of Ninilchik, AlaskaMon, Aug 17, 11:20 PM AKDT · 2235 days ago · 99 km deep · 7 km away
13. 1.838 km WSW of Tyonek, AlaskaMon, Aug 17, 6:38 PM AKDT · 2236 days ago · 84 km deep · 96 km away
14. 1.657 km WNW of Anchor Point, AlaskaMon, Aug 17, 3:25 PM AKDT · 2236 days ago · 82 km deep · 33 km away
15. 1.69 km NNE of Ridgeway, AlaskaMon, Aug 17, 12:45 PM AKDT · 2236 days ago · 15 km deep · 97 km away
16. 1.555 km E of Pedro Bay, AlaskaMon, Aug 17, 4:39 AM AKDT · 2236 days ago · 97 km deep · 53 km away
17. 1.668 km W of Tyonek, AlaskaSun, Aug 16, 10:42 PM AKDT · 2236 days ago · 109 km deep · 98 km away
18. 1.577 km ENE of Port Alsworth, AlaskaSun, Aug 16, 6:59 AM AKDT · 2237 days ago · 132 km deep · 44 km away
19. 1.657 km E of Port Alsworth, AlaskaSat, Aug 15, 11:35 PM AKDT · 2237 days ago · 154 km deep · 41 km away
20. 1.741 km ENE of Pedro Bay, AlaskaSat, Aug 15, 11:31 PM AKDT · 2237 days ago · 130 km deep · 57 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak020ar2dqpd. Read Thu, Oct 1, 2026, 2:12 PM UTC.