M3.8 earthquake 41 km WSW of Ferndale, California

Magnitude

3.8 (ML, local (Richter)), minor

Magnitude from

Northern California Seismic System

Local time

Fri, Jun 20, 1980, 5:42 PM PDT

UTC

1980-06-21 00:42:57 UTC

Depth

24.1 km (15.0 mi), shallow

Epicenter

40.425° N, 124.709° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.5 km horizontally, 2.4 km in depth

Depth from

From location

Station coverage gap

251°, poorly surrounded by stations

Stations used

23

• Ferndale, CaliforniaPopulation 1,369. Forecast41 kmWSW
• Fortuna, CaliforniaPopulation 12,000. Forecast50 kmWSW
• Chico, CaliforniaPopulation 121,345. Forecast256 kmWNW

After

1. 1.831 km WSW of Ferndale, CaliforniaFri, Jun 20, 10:01 PM PDT · 16906 days ago · 26 km deep · 10 km away
2. 1.940 km SW of Ferndale, CaliforniaSat, Jun 21, 12:17 AM PDT · 16906 days ago · 24 km deep · 18 km away
3. 2.196 km WSW of Ferndale, CaliforniaSat, Jun 21, 8:21 AM PDT · 16906 days ago · 4 km deep · 56 km away
4. 2.916 km SSW of Ferndale, CaliforniaSat, Jun 21, 8:30 PM PDT · 16905 days ago · 27 km deep · 34 km away
5. 2.0128 km W of Ferndale, CaliforniaSun, Jun 22, 5:40 AM PDT · 16905 days ago · 4 km deep · 89 km away
6. 1.619 km WNW of Indianola, CaliforniaSun, Jun 22, 10:23 AM PDT · 16904 days ago · 21 km deep · 43 km away
7. 1.76 km WSW of Redcrest, CaliforniaSun, Jun 22, 7:52 PM PDT · 16904 days ago · 29 km deep · 58 km away
8. 1.721 km NNE of Redcrest, CaliforniaMon, Jun 23, 12:48 AM PDT · 16904 days ago · 24 km deep · 76 km away
9. 1.615 km W of Willow Creek, CaliforniaMon, Jun 23, 3:52 AM PDT · 16904 days ago · 23 km deep · 96 km away
10. 2.119 km WNW of Hyampom, CaliforniaMon, Jun 23, 4:00 PM PDT · 16903 days ago · 25 km deep · 91 km away
11. 2.026 km SSW of Ferndale, CaliforniaTue, Jun 24, 9:28 AM PDT · 16903 days ago · 20 km deep · 25 km away
12. 1.870 km WNW of Samoa, CaliforniaTue, Jun 24, 7:12 PM PDT · 16902 days ago · 5 km deep · 69 km away
13. 1.626 km SW of Ferndale, CaliforniaThu, Jun 26, 8:41 PM PDT · 16900 days ago · 19 km deep · 20 km away
14. 1.624 km SSW of Ferndale, CaliforniaFri, Jun 27, 2:54 AM PDT · 16900 days ago · 19 km deep · 28 km away
15. 2.636 km SW of Ferndale, CaliforniaFri, Jun 27, 5:50 AM PDT · 16900 days ago · 24 km deep · 21 km away
16. 1.636 km SW of Ferndale, CaliforniaSat, Jun 28, 6:33 AM PDT · 16899 days ago · 32 km deep · 20 km away
17. 1.72 km SE of Myrtletown, CaliforniaSat, Jun 28, 6:49 PM PDT · 16898 days ago · 10 km deep · 64 km away
18. 1.819 km SSW of Ferndale, CaliforniaSun, Jun 29, 12:46 AM PDT · 16898 days ago · 21 km deep · 30 km away
19. 2.339 km WNW of Samoa, CaliforniaSun, Jun 29, 4:26 AM PDT · 16898 days ago · 27 km deep · 52 km away
20. 3.689 km W of Ferndale, CaliforniaSun, Jun 29, 1:06 PM PDT · 16897 days ago · 5 km deep · 50 km away
21. 1.524 km SW of Ferndale, CaliforniaSun, Jul 6, 10:18 PM PDT · 16890 days ago · 26 km deep · 23 km away
22. 1.59 km S of Ferndale, CaliforniaMon, Jul 7, 4:16 AM PDT · 16890 days ago · 18 km deep · 38 km away
23. 1.828 km SSW of Ferndale, CaliforniaMon, Jul 7, 11:06 AM PDT · 16889 days ago · 31 km deep · 24 km away
24. 1.616 km W of Ferndale, CaliforniaTue, Jul 8, 12:10 PM PDT · 16888 days ago · 21 km deep · 28 km away
25. 4.4132 km W of Ferndale, CaliforniaWed, Jul 9, 11:13 PM PDT · 16887 days ago · 8 km deep · 93 km away
26. 2.918 km WNW of Fields Landing, CaliforniaThu, Jul 10, 7:53 AM PDT · 16887 days ago · 23 km deep · 46 km away
27. 1.627 km SSW of Ferndale, CaliforniaFri, Jul 11, 1:44 AM PDT · 16886 days ago · 17 km deep · 30 km away
28. 1.923 km WSW of Ferndale, CaliforniaFri, Jul 11, 8:20 AM PDT · 16886 days ago · 23 km deep · 17 km away
29. 1.814 km W of Ferndale, CaliforniaSat, Jul 12, 1:13 AM PDT · 16885 days ago · 20 km deep · 29 km away
30. 1.719 km WSW of Ferndale, CaliforniaSat, Jul 12, 5:38 AM PDT · 16885 days ago · 23 km deep · 23 km away
31. 1.614 km ENE of Blue Lake, CaliforniaSat, Jul 12, 8:48 AM PDT · 16885 days ago · 26 km deep · 93 km away
32. 1.94 km WSW of Bayview, CaliforniaSun, Jul 13, 3:55 PM PDT · 16883 days ago · 25 km deep · 55 km away
33. 1.79 km S of Ferndale, CaliforniaSun, Jul 13, 5:51 PM PDT · 16883 days ago · 19 km deep · 37 km away
34. 1.510 km S of Ferndale, CaliforniaSun, Jul 13, 6:07 PM PDT · 16883 days ago · 18 km deep · 38 km away
35. 1.813 km E of Redcrest, CaliforniaTue, Jul 15, 8:45 AM PDT · 16882 days ago · 27 km deep · 78 km away
36. 2.16 km NE of Myers Flat, CaliforniaTue, Jul 15, 9:08 PM PDT · 16881 days ago · 8 km deep · 76 km away
37. 1.814 km SSW of Ferndale, CaliforniaWed, Jul 16, 9:18 AM PDT · 16881 days ago · 28 km deep · 31 km away
38. 2.426 km SW of Ferndale, CaliforniaWed, Jul 16, 11:19 AM PDT · 16880 days ago · 23 km deep · 18 km away
39. 2.157 km W of Ferndale, CaliforniaSat, Jul 19, 1:28 AM PDT · 16878 days ago · 5 km deep · 20 km away
40. 1.857 km WSW of Ferndale, CaliforniaTue, Jul 22, 2:15 AM PDT · 16875 days ago · 0 km deep · 17 km away
41. 2.236 km SW of Ferndale, CaliforniaTue, Jul 22, 3:32 PM PDT · 16874 days ago · 22 km deep · 22 km away
42. 1.514 km WNW of Fields Landing, CaliforniaThu, Jul 24, 6:55 PM PDT · 16872 days ago · 23 km deep · 46 km away
43. 1.913 km WNW of Fields Landing, CaliforniaThu, Jul 24, 8:01 PM PDT · 16872 days ago · 23 km deep · 46 km away
44. 1.622 km NW of Mad River, CaliforniaThu, Jul 24, 8:10 PM PDT · 16872 days ago · 22 km deep · 85 km away
45. 2.08 km SE of Blue Lake, CaliforniaFri, Jul 25, 3:41 PM PDT · 16871 days ago · -1 km deep · 81 km away
46. 2.412 km W of Weott, CaliforniaSun, Jul 27, 9:29 AM PDT · 16870 days ago · 30 km deep · 56 km away
47. 3.19 km WSW of Scotia, CaliforniaSun, Jul 27, 10:44 PM PDT · 16869 days ago · 25 km deep · 42 km away
48. 2.479 km WNW of Indianola, CaliforniaMon, Jul 28, 9:44 AM PDT · 16869 days ago · 5 km deep · 62 km away
49. 1.724 km W of Indianola, CaliforniaTue, Jul 29, 3:54 PM PDT · 16867 days ago · 21 km deep · 33 km away
50. 1.52 km SSW of Ferndale, CaliforniaThu, Jul 31, 2:55 AM PDT · 16866 days ago · 23 km deep · 39 km away
51. 1.55 km SW of Westhaven-Moonstone, CaliforniaThu, Jul 31, 12:45 PM PDT · 16865 days ago · 32 km deep · 80 km away
52. 1.99 km W of McKinleyville, CaliforniaThu, Jul 31, 8:21 PM PDT · 16865 days ago · 20 km deep · 72 km away
53. 2.35 km SW of Mad River, CaliforniaThu, Jul 31, 10:09 PM PDT · 16865 days ago · 20 km deep · 98 km away
54. 1.616 km SSW of Ferndale, CaliforniaFri, Aug 1, 4:25 PM PDT · 16864 days ago · 25 km deep · 31 km away
55. 4.061 km W of Big Lagoon, CaliforniaSat, Aug 2, 4:15 PM PDT · 16863 days ago · 0 km deep · 91 km away
56. 1.624 km SW of Ferndale, CaliforniaSat, Aug 2, 6:41 PM PDT · 16863 days ago · 24 km deep · 19 km away
57. 1.636 km SSW of Ferndale, CaliforniaSun, Aug 3, 2:11 AM PDT · 16863 days ago · 26 km deep · 23 km away
58. 1.628 km SW of Ferndale, CaliforniaSun, Aug 3, 11:45 AM PDT · 16862 days ago · 29 km deep · 16 km away
59. 2.418 km W of Hyampom, CaliforniaTue, Aug 5, 5:55 AM PDT · 16861 days ago · 27 km deep · 91 km away
60. 3.317 km W of Hyampom, CaliforniaTue, Aug 5, 6:00 AM PDT · 16861 days ago · 27 km deep · 91 km away

The first 60 of 88.

Before

1. 2.5near the coast of Northern CaliforniaWed, Jun 18, 6:09 PM PDT · 16908 days ago · 47 km deep · 21 km away
2. 1.721 km WSW of Weott, CaliforniaWed, Jun 18, 2:26 AM PDT · 16909 days ago · -1 km deep · 51 km away
3. 2.313 km ENE of Hydesville, CaliforniaWed, Jun 18, 1:32 AM PDT · 16909 days ago · 22 km deep · 66 km away
4. 1.627 km SW of Ferndale, CaliforniaMon, Jun 16, 2:05 PM PDT · 16910 days ago · 20 km deep · 19 km away
5. 2.316 km ESE of Blue Lake, CaliforniaSat, Jun 14, 9:04 AM PDT · 16913 days ago · 62 km deep · 89 km away
6. 3.031 km SW of Ferndale, CaliforniaSat, Jun 14, 1:29 AM PDT · 16913 days ago · 16 km deep · 18 km away
7. 2.35 km SE of Ferndale, CaliforniaFri, Jun 13, 6:40 PM PDT · 16913 days ago · 11 km deep · 43 km away
8. 2.536 km WNW of Samoa, CaliforniaFri, Jun 13, 4:21 PM PDT · 16913 days ago · 27 km deep · 58 km away
9. 2.475 km WSW of Ferndale, CaliforniaFri, Jun 13, 2:43 PM PDT · 16913 days ago · 7 km deep · 35 km away
10. 2.65 km WNW of Trinidad, CaliforniaThu, Jun 12, 9:10 PM PDT · 16914 days ago · 26 km deep · 84 km away
11. 2.438 km SW of Ferndale, CaliforniaTue, Jun 10, 11:01 PM PDT · 16916 days ago · 21 km deep · 18 km away
12. 2.027 km SSW of Ferndale, CaliforniaTue, Jun 10, 1:15 PM PDT · 16916 days ago · 12 km deep · 29 km away
13. 2.5107 km W of Ferndale, CaliforniaMon, Jun 9, 7:44 PM PDT · 16917 days ago · 54 km deep · 68 km away
14. 4.0101 km WSW of Ferndale, CaliforniaMon, Jun 9, 11:39 AM PDT · 16917 days ago · 0 km deep · 61 km away
15. 1.615 km SSW of Ferndale, CaliforniaSun, Jun 8, 5:03 AM PDT · 16919 days ago · 26 km deep · 34 km away
16. 2.716 km SSW of Ferndale, CaliforniaSat, Jun 7, 7:32 PM PDT · 16919 days ago · 29 km deep · 30 km away
17. 3.893 km W of Indianola, CaliforniaSat, Jun 7, 3:17 AM PDT · 16920 days ago · 5 km deep · 69 km away
18. 1.731 km SW of Ferndale, CaliforniaThu, Jun 5, 3:14 PM PDT · 16921 days ago · 19 km deep · 18 km away
19. 2.513 km WSW of Redcrest, CaliforniaThu, Jun 5, 7:46 AM PDT · 16922 days ago · 30 km deep · 52 km away
20. 1.962 km W of Ferndale, CaliforniaThu, Jun 5, 12:54 AM PDT · 16922 days ago · 9 km deep · 30 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1053921. Read Sun, Oct 4, 2026, 4:39 AM UTC.