M1.9 earthquake 32 km SSW of Ferndale, California

Magnitude

1.9 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Tue, Nov 20, 1990, 9:27 PM PST

UTC

1990-11-21 05:27:14 UTC

Depth

8.3 km (5.2 mi), shallow

Epicenter

40.314° N, 124.440° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.4 km horizontally, 0.6 km in depth

Magnitude uncertainty

±0.08

Depth from

From location

Station coverage gap

264°, poorly surrounded by stations

Stations used

6

• Ferndale, CaliforniaPopulation 1,369. Forecast33 kmSSW
• Fortuna, CaliforniaPopulation 12,000. Forecast40 kmSW
• Chico, CaliforniaPopulation 121,345. Forecast231 kmWNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast886 kmNW

After

1. 1.7near the coast of Northern CaliforniaWed, Nov 21, 4:22 PM PST · 13101 days ago · 0 km deep · 76 km away
2. 2.848 km SW of Ferndale, CaliforniaWed, Nov 21, 5:56 PM PST · 13101 days ago · 16 km deep · 20 km away
3. 2.13 km SE of Benbow, CaliforniaThu, Nov 22, 2:17 AM PST · 13100 days ago · 18 km deep · 66 km away
4. 1.6Northern CaliforniaThu, Nov 22, 2:28 AM PST · 13100 days ago · 18 km deep · 64 km away
5. 2.04 km SE of Benbow, CaliforniaThu, Nov 22, 2:42 AM PST · 13100 days ago · 17 km deep · 66 km away
6. 3.14 km SSE of Benbow, CaliforniaThu, Nov 22, 7:09 AM PST · 13100 days ago · 15 km deep · 65 km away
7. 1.68 km ESE of Benbow, CaliforniaThu, Nov 22, 7:33 AM PST · 13100 days ago · 5 km deep · 71 km away
8. 2.84 km SSE of Benbow, CaliforniaThu, Nov 22, 7:37 AM PST · 13100 days ago · 15 km deep · 66 km away
9. 2.23 km SE of Benbow, CaliforniaThu, Nov 22, 7:58 AM PST · 13100 days ago · 17 km deep · 65 km away
10. 3.130 km SW of Scotia, CaliforniaThu, Nov 22, 5:07 PM PST · 13100 days ago · 4 km deep · 9 km away
11. 2.554 km WSW of Ferndale, CaliforniaThu, Nov 22, 9:08 PM PST · 13099 days ago · 4 km deep · 31 km away
12. 2.033 km SSW of Ferndale, CaliforniaFri, Nov 23, 12:15 PM PST · 13099 days ago · 11 km deep · 1 km away
13. 1.712 km SE of Leggett, CaliforniaSat, Nov 24, 3:06 AM PST · 13098 days ago · 6 km deep · 92 km away
14. 4.134 km SW of Scotia, CaliforniaSat, Nov 24, 11:44 PM PST · 13097 days ago · 24 km deep · 6 km away
15. 1.83 km SE of Benbow, CaliforniaSun, Nov 25, 12:05 AM PST · 13097 days ago · 18 km deep · 66 km away
16. 3.04 km SSE of Benbow, CaliforniaSun, Nov 25, 12:27 AM PST · 13097 days ago · 15 km deep · 66 km away
17. 1.82 km E of Benbow, CaliforniaSun, Nov 25, 7:36 AM PST · 13097 days ago · 19 km deep · 64 km away
18. 1.74 km SSW of Benbow, CaliforniaSun, Nov 25, 7:37 AM PST · 13097 days ago · 19 km deep · 62 km away
19. 2.132 km SW of Scotia, CaliforniaSun, Nov 25, 7:59 AM PST · 13097 days ago · 23 km deep · 6 km away
20. 1.834 km SSW of Ferndale, CaliforniaSun, Nov 25, 6:35 PM PST · 13097 days ago · 12 km deep · 2 km away
21. 3.236 km SSW of Ferndale, CaliforniaMon, Nov 26, 10:46 PM PST · 13095 days ago · 20 km deep · 5 km away
22. 1.818 km WSW of Ferndale, CaliforniaTue, Nov 27, 10:59 AM PST · 13095 days ago · 18 km deep · 19 km away
23. 1.835 km SSW of Ferndale, CaliforniaWed, Nov 28, 5:49 AM PST · 13094 days ago · 18 km deep · 4 km away
24. 1.731 km SW of Scotia, CaliforniaWed, Nov 28, 7:55 PM PST · 13094 days ago · 20 km deep · 6 km away
25. 2.858 km WSW of Ferndale, CaliforniaThu, Nov 29, 7:59 AM PST · 13093 days ago · -1 km deep · 44 km away
26. 2.418 km SSW of Ferndale, CaliforniaThu, Nov 29, 3:39 PM PST · 13093 days ago · 16 km deep · 14 km away
27. 1.929 km SW of Ferndale, CaliforniaThu, Nov 29, 3:48 PM PST · 13093 days ago · 20 km deep · 12 km away
28. 1.519 km SSW of Ferndale, CaliforniaThu, Nov 29, 4:03 PM PST · 13093 days ago · 15 km deep · 14 km away
29. 1.721 km SSW of Ferndale, CaliforniaThu, Nov 29, 4:27 PM PST · 13093 days ago · 17 km deep · 13 km away
30. 1.625 km SSW of Scotia, CaliforniaSat, Dec 1, 2:51 PM PST · 13091 days ago · 9 km deep · 18 km away
31. 1.74 km SE of Benbow, CaliforniaSun, Dec 2, 5:42 PM PST · 13090 days ago · 11 km deep · 67 km away
32. 2.64 km NNW of Fieldbrook, CaliforniaMon, Dec 3, 4:06 PM PST · 13089 days ago · 18 km deep · 83 km away
33. 3.922 km WSW of Weott, CaliforniaMon, Dec 3, 8:27 PM PST · 13089 days ago · 3 km deep · 24 km away
34. 1.629 km SW of Ferndale, CaliforniaMon, Dec 3, 10:54 PM PST · 13088 days ago · 16 km deep · 8 km away
35. 1.919 km SSW of Ferndale, CaliforniaTue, Dec 4, 5:26 PM PST · 13088 days ago · 15 km deep · 14 km away
36. 2.336 km WSW of Ferndale, CaliforniaWed, Dec 5, 4:09 AM PST · 13087 days ago · 24 km deep · 20 km away
37. 1.925 km SW of Ferndale, CaliforniaWed, Dec 5, 9:08 AM PST · 13087 days ago · 25 km deep · 15 km away
38. 2.119 km E of Hydesville, CaliforniaWed, Dec 5, 2:05 PM PST · 13087 days ago · 23 km deep · 56 km away
39. 2.142 km WSW of Ferndale, CaliforniaWed, Dec 5, 6:31 PM PST · 13087 days ago · 13 km deep · 24 km away
40. 1.919 km E of Hydesville, CaliforniaThu, Dec 6, 12:07 AM PST · 13086 days ago · 23 km deep · 56 km away
41. 4.595 km W of Ferndale, CaliforniaFri, Dec 7, 1:51 PM PST · 13085 days ago · 4 km deep · 88 km away
42. 1.62 km ESE of Benbow, CaliforniaSat, Dec 8, 10:46 AM PST · 13084 days ago · 17 km deep · 65 km away
43. 2.02 km WSW of Scotia, CaliforniaSun, Dec 9, 5:57 AM PST · 13083 days ago · 23 km deep · 32 km away
44. 2.28 km S of Scotia, CaliforniaSun, Dec 9, 6:59 PM PST · 13083 days ago · 22 km deep · 32 km away
45. 1.612 km ESE of Leggett, CaliforniaSun, Dec 9, 10:33 PM PST · 13082 days ago · 8 km deep · 92 km away
46. 3.42 km WSW of Scotia, CaliforniaMon, Dec 10, 9:52 PM PST · 13081 days ago · 20 km deep · 32 km away
47. 2.067 km WSW of Ferndale, CaliforniaMon, Dec 10, 11:40 PM PST · 13081 days ago · 2 km deep · 52 km away
48. 1.748 km WSW of Ferndale, CaliforniaTue, Dec 11, 6:39 AM PST · 13081 days ago · 3 km deep · 33 km away
49. 1.622 km SSW of Ferndale, CaliforniaWed, Dec 12, 7:45 PM PST · 13080 days ago · 19 km deep · 10 km away
50. 3.761 km W of Ferndale, CaliforniaThu, Dec 13, 5:53 AM PST · 13079 days ago · -1 km deep · 50 km away
51. 1.730 km SW of Scotia, CaliforniaThu, Dec 13, 11:33 PM PST · 13078 days ago · 12 km deep · 7 km away
52. 2.127 km WSW of Ferndale, CaliforniaFri, Dec 14, 5:03 AM PST · 13078 days ago · 25 km deep · 23 km away
53. 3.1104 km W of Ferndale, CaliforniaSun, Dec 16, 7:11 PM PST · 13076 days ago · 5 km deep · 91 km away
54. 2.227 km SW of Scotia, CaliforniaTue, Dec 18, 8:18 AM PST · 13074 days ago · 18 km deep · 7 km away
55. 3.315 km SSW of Scotia, CaliforniaThu, Dec 20, 10:55 PM PST · 13071 days ago · 21 km deep · 25 km away
56. 2.424 km SW of Scotia, CaliforniaFri, Dec 21, 5:40 AM PST · 13071 days ago · 4 km deep · 10 km away
57. 1.733 km SW of Ferndale, CaliforniaSat, Dec 22, 3:09 AM PST · 13070 days ago · 11 km deep · 13 km away
58. 2.31 km WSW of Scotia, CaliforniaSat, Dec 22, 5:55 PM PST · 13070 days ago · 18 km deep · 32 km away
59. 2.337 km SSW of Ferndale, CaliforniaSat, Dec 22, 9:15 PM PST · 13069 days ago · 16 km deep · 5 km away
60. 2.442 km WSW of Ferndale, CaliforniaTue, Dec 25, 2:50 PM PST · 13067 days ago · 15 km deep · 23 km away

The first 60 of 92.

Before

1. 2.863 km WSW of Ferndale, CaliforniaTue, Nov 20, 1:46 AM PST · 13102 days ago · 1 km deep · 45 km away
2. 2.338 km SW of Ferndale, CaliforniaTue, Nov 20, 12:46 AM PST · 13102 days ago · 19 km deep · 9 km away
3. 1.612 km SSW of Scotia, CaliforniaMon, Nov 19, 2:26 PM PST · 13103 days ago · 29 km deep · 24 km away
4. 2.040 km WSW of Ferndale, CaliforniaMon, Nov 19, 4:01 AM PST · 13103 days ago · 16 km deep · 32 km away
5. 2.336 km WSW of Ferndale, CaliforniaMon, Nov 19, 1:42 AM PST · 13103 days ago · 23 km deep · 26 km away
6. 1.910 km WSW of Scotia, CaliforniaMon, Nov 19, 12:24 AM PST · 13103 days ago · 25 km deep · 25 km away
7. 1.831 km SW of Scotia, CaliforniaSun, Nov 18, 6:57 AM PST · 13104 days ago · 20 km deep · 6 km away
8. 2.521 km NNE of Redcrest, CaliforniaSun, Nov 18, 12:26 AM PST · 13104 days ago · 23 km deep · 59 km away
9. 2.336 km SSW of Ferndale, CaliforniaMon, Nov 12, 2:28 AM PST · 13110 days ago · 8 km deep · 5 km away
10. 1.817 km NE of Myers Flat, CaliforniaWed, Nov 7, 7:10 AM PST · 13115 days ago · -1 km deep · 61 km away
11. 2.531 km SW of Ferndale, CaliforniaTue, Nov 6, 4:33 AM PST · 13116 days ago · 8 km deep · 14 km away
12. 1.718 km WSW of Mad River, CaliforniaMon, Nov 5, 11:37 PM PST · 13116 days ago · -1 km deep · 63 km away
13. 2.05 km SE of Benbow, CaliforniaMon, Nov 5, 7:49 PM PST · 13117 days ago · 17 km deep · 68 km away
14. 4.468 km WNW of Indianola, CaliforniaSat, Nov 3, 5:47 AM PST · 13119 days ago · 9 km deep · 79 km away
15. 2.424 km SSW of Ferndale, CaliforniaFri, Nov 2, 3:03 PM PST · 13120 days ago · 16 km deep · 9 km away
16. 1.624 km SSW of Scotia, CaliforniaThu, Nov 1, 9:42 PM PST · 13120 days ago · 18 km deep · 16 km away
17. 1.632 km SSW of Ferndale, CaliforniaThu, Nov 1, 8:14 AM PST · 13121 days ago · 5 km deep · 2 km away
18. 3.528 km SSW of Ferndale, CaliforniaTue, Oct 30, 6:42 PM PST · 13123 days ago · 18 km deep · 4 km away
19. 1.936 km SSW of Ferndale, CaliforniaSun, Oct 28, 9:03 PM PST · 13124 days ago · 21 km deep · 5 km away
20. 3.082 km W of Ferndale, CaliforniaFri, Oct 26, 2:23 PM PDT · 13127 days ago · 1 km deep · 68 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc200595. Read Sun, Oct 4, 2026, 4:06 PM UTC.