M1.7 earthquake 21 km SSW of Ferndale, California

Magnitude

1.7 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Thu, Nov 29, 1990, 4:27 PM PST

UTC

1990-11-30 00:27:17 UTC

Depth

16.7 km (10.4 mi), shallow

Epicenter

40.393° N, 124.326° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.5 km horizontally, 1.2 km in depth

Magnitude uncertainty

±0.13

Depth from

From location

Station coverage gap

204°, poorly surrounded by stations

Stations used

4

• Ferndale, CaliforniaPopulation 1,369. Forecast21 kmSSW
• Fortuna, CaliforniaPopulation 12,000. Forecast27 kmSSW
• Chico, CaliforniaPopulation 121,345. Forecast224 kmWNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast887 kmNW

After

1. 1.625 km SSW of Scotia, CaliforniaSat, Dec 1, 2:51 PM PST · 13091 days ago · 9 km deep · 15 km away
2. 1.74 km SE of Benbow, CaliforniaSun, Dec 2, 5:42 PM PST · 13090 days ago · 11 km deep · 63 km away
3. 2.64 km NNW of Fieldbrook, CaliforniaMon, Dec 3, 4:06 PM PST · 13089 days ago · 18 km deep · 72 km away
4. 3.922 km WSW of Weott, CaliforniaMon, Dec 3, 8:27 PM PST · 13089 days ago · 3 km deep · 21 km away
5. 1.629 km SW of Ferndale, CaliforniaMon, Dec 3, 10:54 PM PST · 13088 days ago · 16 km deep · 14 km away
6. 1.919 km SSW of Ferndale, CaliforniaTue, Dec 4, 5:26 PM PST · 13088 days ago · 15 km deep · 2 km away
7. 2.336 km WSW of Ferndale, CaliforniaWed, Dec 5, 4:09 AM PST · 13087 days ago · 24 km deep · 27 km away
8. 1.925 km SW of Ferndale, CaliforniaWed, Dec 5, 9:08 AM PST · 13087 days ago · 25 km deep · 16 km away
9. 2.119 km E of Hydesville, CaliforniaWed, Dec 5, 2:05 PM PST · 13087 days ago · 23 km deep · 44 km away
10. 2.142 km WSW of Ferndale, CaliforniaWed, Dec 5, 6:31 PM PST · 13087 days ago · 13 km deep · 32 km away
11. 1.919 km E of Hydesville, CaliforniaThu, Dec 6, 12:07 AM PST · 13086 days ago · 23 km deep · 43 km away
12. 4.595 km W of Ferndale, CaliforniaFri, Dec 7, 1:51 PM PST · 13085 days ago · 4 km deep · 94 km away
13. 1.62 km ESE of Benbow, CaliforniaSat, Dec 8, 10:46 AM PST · 13084 days ago · 17 km deep · 61 km away
14. 2.02 km WSW of Scotia, CaliforniaSun, Dec 9, 5:57 AM PST · 13083 days ago · 23 km deep · 19 km away
15. 2.28 km S of Scotia, CaliforniaSun, Dec 9, 6:59 PM PST · 13083 days ago · 22 km deep · 20 km away
16. 1.612 km ESE of Leggett, CaliforniaSun, Dec 9, 10:33 PM PST · 13082 days ago · 8 km deep · 90 km away
17. 3.42 km WSW of Scotia, CaliforniaMon, Dec 10, 9:52 PM PST · 13081 days ago · 20 km deep · 19 km away
18. 2.067 km WSW of Ferndale, CaliforniaMon, Dec 10, 11:40 PM PST · 13081 days ago · 2 km deep · 60 km away
19. 1.748 km WSW of Ferndale, CaliforniaTue, Dec 11, 6:39 AM PST · 13081 days ago · 3 km deep · 40 km away
20. 1.622 km SSW of Ferndale, CaliforniaWed, Dec 12, 7:45 PM PST · 13080 days ago · 19 km deep · 6 km away
21. 3.761 km W of Ferndale, CaliforniaThu, Dec 13, 5:53 AM PST · 13079 days ago · -1 km deep · 57 km away
22. 1.730 km SW of Scotia, CaliforniaThu, Dec 13, 11:33 PM PST · 13078 days ago · 12 km deep · 11 km away
23. 2.127 km WSW of Ferndale, CaliforniaFri, Dec 14, 5:03 AM PST · 13078 days ago · 25 km deep · 23 km away
24. 3.1104 km W of Ferndale, CaliforniaSun, Dec 16, 7:11 PM PST · 13076 days ago · 5 km deep · 100 km away
25. 2.227 km SW of Scotia, CaliforniaTue, Dec 18, 8:18 AM PST · 13074 days ago · 18 km deep · 7 km away
26. 3.315 km SSW of Scotia, CaliforniaThu, Dec 20, 10:55 PM PST · 13071 days ago · 21 km deep · 16 km away
27. 2.424 km SW of Scotia, CaliforniaFri, Dec 21, 5:40 AM PST · 13071 days ago · 4 km deep · 5 km away
28. 1.733 km SW of Ferndale, CaliforniaSat, Dec 22, 3:09 AM PST · 13070 days ago · 11 km deep · 20 km away
29. 2.31 km WSW of Scotia, CaliforniaSat, Dec 22, 5:55 PM PST · 13070 days ago · 18 km deep · 20 km away
30. 2.337 km SSW of Ferndale, CaliforniaSat, Dec 22, 9:15 PM PST · 13069 days ago · 16 km deep · 18 km away
31. 2.442 km WSW of Ferndale, CaliforniaTue, Dec 25, 2:50 PM PST · 13067 days ago · 15 km deep · 31 km away
32. 2.228 km SW of Ferndale, CaliforniaWed, Dec 26, 1:48 AM PST · 13066 days ago · 16 km deep · 14 km away
33. 2.048 km SW of Ferndale, CaliforniaWed, Dec 26, 8:39 AM PST · 13066 days ago · 12 km deep · 34 km away
34. 2.10 km SSW of Mad River, CaliforniaWed, Dec 26, 8:41 PM PST · 13065 days ago · 9 km deep · 69 km away
35. 1.723 km SW of Ferndale, CaliforniaFri, Dec 28, 6:02 AM PST · 13064 days ago · 13 km deep · 15 km away
36. 2.014 km NNW of Laytonville, CaliforniaSat, Dec 29, 7:04 PM PST · 13063 days ago · 9 km deep · 93 km away
37. 1.830 km WNW of Cleone, CaliforniaSun, Dec 30, 2:59 AM PST · 13062 days ago · 4 km deep · 89 km away
38. 2.689 km W of Ferndale, CaliforniaSun, Dec 30, 8:46 PM PST · 13061 days ago · 35 km deep · 91 km away
39. 1.79 km S of Ferndale, CaliforniaMon, Dec 31, 3:57 AM PST · 13061 days ago · 2 km deep · 12 km away
40. 4.326 km SW of Ferndale, CaliforniaMon, Dec 31, 4:20 PM PST · 13061 days ago · 16 km deep · 12 km away
41. 2.340 km SW of Ferndale, CaliforniaTue, Jan 1, 1:01 AM PST · 13060 days ago · 19 km deep · 24 km away
42. 1.86 km W of Willow Creek, CaliforniaTue, Jan 1, 10:44 AM PST · 13060 days ago · 13 km deep · 80 km away
43. 2.14 km W of Fields Landing, CaliforniaTue, Jan 1, 2:04 PM PST · 13060 days ago · 13 km deep · 37 km away
44. 1.96 km S of Ferndale, CaliforniaWed, Jan 2, 1:55 AM PST · 13059 days ago · 5 km deep · 14 km away
45. 1.630 km SW of Scotia, CaliforniaWed, Jan 2, 7:36 PM PST · 13059 days ago · 19 km deep · 10 km away
46. 2.317 km SW of Scotia, CaliforniaTue, Jan 8, 12:31 AM PST · 13053 days ago · 4 km deep · 8 km away
47. 1.829 km SSW of Ferndale, CaliforniaThu, Jan 10, 3:53 PM PST · 13051 days ago · 4 km deep · 10 km away
48. 3.334 km WSW of Ferndale, CaliforniaFri, Jan 11, 2:30 PM PST · 13050 days ago · 23 km deep · 25 km away
49. 2.233 km SW of Ferndale, CaliforniaFri, Jan 11, 2:48 PM PST · 13050 days ago · 22 km deep · 21 km away
50. 2.26 km WNW of Fields Landing, CaliforniaFri, Jan 11, 5:54 PM PST · 13050 days ago · 21 km deep · 40 km away
51. 2.129 km SW of Ferndale, CaliforniaSun, Jan 13, 8:12 PM PST · 13048 days ago · 16 km deep · 13 km away
52. 1.810 km E of Benbow, CaliforniaMon, Jan 14, 12:39 PM PST · 13047 days ago · -1 km deep · 66 km away
53. 2.71 km NNE of Humboldt Hill, CaliforniaTue, Jan 15, 4:47 PM PST · 13046 days ago · 20 km deep · 40 km away
54. 2.811 km W of Indianola, CaliforniaWed, Jan 16, 1:45 AM PST · 13045 days ago · 18 km deep · 33 km away
55. 2.728 km SSW of Ferndale, CaliforniaThu, Jan 17, 7:03 AM PST · 13044 days ago · 16 km deep · 10 km away
56. 1.82 km NW of Pine Hills, CaliforniaThu, Jan 17, 4:36 PM PST · 13044 days ago · 25 km deep · 41 km away
57. 1.953 km WSW of Ferndale, CaliforniaFri, Jan 18, 10:27 AM PST · 13043 days ago · 9 km deep · 42 km away
58. 3.336 km SW of Ferndale, CaliforniaFri, Jan 18, 12:08 PM PST · 13043 days ago · 22 km deep · 23 km away
59. 2.870 km W of Ferndale, CaliforniaFri, Jan 18, 3:25 PM PST · 13043 days ago · 22 km deep · 67 km away
60. 2.832 km WSW of Ferndale, CaliforniaFri, Jan 18, 7:00 PM PST · 13043 days ago · 13 km deep · 23 km away

The first 60 of 71.

Before

1. 1.519 km SSW of Ferndale, CaliforniaThu, Nov 29, 4:03 PM PST · 13093 days ago · 15 km deep · 2 km away
2. 1.929 km SW of Ferndale, CaliforniaThu, Nov 29, 3:48 PM PST · 13093 days ago · 20 km deep · 17 km away
3. 2.418 km SSW of Ferndale, CaliforniaThu, Nov 29, 3:39 PM PST · 13093 days ago · 16 km deep · 3 km away
4. 2.858 km WSW of Ferndale, CaliforniaThu, Nov 29, 7:59 AM PST · 13093 days ago · -1 km deep · 52 km away
5. 1.731 km SW of Scotia, CaliforniaWed, Nov 28, 7:55 PM PST · 13094 days ago · 20 km deep · 12 km away
6. 1.835 km SSW of Ferndale, CaliforniaWed, Nov 28, 5:49 AM PST · 13094 days ago · 18 km deep · 17 km away
7. 1.818 km WSW of Ferndale, CaliforniaTue, Nov 27, 10:59 AM PST · 13095 days ago · 18 km deep · 15 km away
8. 3.236 km SSW of Ferndale, CaliforniaMon, Nov 26, 10:46 PM PST · 13095 days ago · 20 km deep · 18 km away
9. 1.834 km SSW of Ferndale, CaliforniaSun, Nov 25, 6:35 PM PST · 13097 days ago · 12 km deep · 15 km away
10. 2.132 km SW of Scotia, CaliforniaSun, Nov 25, 7:59 AM PST · 13097 days ago · 23 km deep · 13 km away
11. 1.74 km SSW of Benbow, CaliforniaSun, Nov 25, 7:37 AM PST · 13097 days ago · 19 km deep · 59 km away
12. 1.82 km E of Benbow, CaliforniaSun, Nov 25, 7:36 AM PST · 13097 days ago · 19 km deep · 60 km away
13. 3.04 km SSE of Benbow, CaliforniaSun, Nov 25, 12:27 AM PST · 13097 days ago · 15 km deep · 62 km away
14. 1.83 km SE of Benbow, CaliforniaSun, Nov 25, 12:05 AM PST · 13097 days ago · 18 km deep · 62 km away
15. 4.134 km SW of Scotia, CaliforniaSat, Nov 24, 11:44 PM PST · 13097 days ago · 24 km deep · 15 km away
16. 1.712 km SE of Leggett, CaliforniaSat, Nov 24, 3:06 AM PST · 13098 days ago · 6 km deep · 91 km away
17. 2.033 km SSW of Ferndale, CaliforniaFri, Nov 23, 12:15 PM PST · 13099 days ago · 11 km deep · 13 km away
18. 2.554 km WSW of Ferndale, CaliforniaThu, Nov 22, 9:08 PM PST · 13099 days ago · 4 km deep · 41 km away
19. 3.130 km SW of Scotia, CaliforniaThu, Nov 22, 5:07 PM PST · 13100 days ago · 4 km deep · 12 km away
20. 2.23 km SE of Benbow, CaliforniaThu, Nov 22, 7:58 AM PST · 13100 days ago · 17 km deep · 62 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc201471. Read Sun, Oct 4, 2026, 4:06 PM UTC.