M2.0 earthquake 108 km W of Ferndale, California

Magnitude

2.0 (md), micro

Local time

Wed, Dec 23, 1981, 3:03 PM PST

UTC

1981-12-23 23:03:19 UTC

Depth

4.2 km (2.6 mi), shallow

Epicenter

40.409° N, 125.521° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 7.4 km horizontally, 10.4 km in depth

Depth from

From location

Station coverage gap

312°, poorly surrounded by stations

Stations used

7

• Ferndale, CaliforniaPopulation 1,369. Forecast108 kmW
• Fortuna, CaliforniaPopulation 12,000. Forecast117 kmW
• Chico, CaliforniaPopulation 121,345. Forecast322 kmWNW

After

1. 3.538 km SW of Ferndale, CaliforniaSat, Dec 26, 3:42 AM PST · 16341 days ago · 27 km deep · 83 km away
2. 2.536 km SW of Ferndale, CaliforniaSun, Dec 27, 3:17 AM PST · 16340 days ago · 26 km deep · 83 km away
3. 1.819 km WSW of Ferndale, CaliforniaWed, Dec 30, 7:58 PM PST · 16336 days ago · 23 km deep · 89 km away
4. 2.9141 km W of Ferndale, CaliforniaThu, Dec 31, 7:05 PM PST · 16335 days ago · 5 km deep · 36 km away
5. 1.732 km SW of Scotia, CaliforniaSun, Jan 3, 4:51 AM PST · 16333 days ago · 5 km deep · 96 km away
6. 1.932 km SW of Scotia, CaliforniaSun, Jan 3, 9:14 AM PST · 16333 days ago · 20 km deep · 98 km away
7. 1.516 km WSW of Ferndale, CaliforniaMon, Jan 4, 12:07 AM PST · 16332 days ago · 20 km deep · 93 km away
8. 2.3111 km W of Ferndale, CaliforniaMon, Jan 4, 11:24 AM PST · 16332 days ago · 5 km deep · 3 km away
9. 1.651 km SW of Ferndale, CaliforniaTue, Jan 5, 8:48 AM PST · 16331 days ago · 13 km deep · 65 km away
10. 1.635 km SSW of Ferndale, CaliforniaWed, Jan 6, 4:37 AM PST · 16330 days ago · 27 km deep · 91 km away
11. 2.538 km SW of Ferndale, CaliforniaWed, Jan 6, 7:32 AM PST · 16330 days ago · 21 km deep · 83 km away
12. 2.977 km WSW of Ferndale, CaliforniaWed, Jan 6, 7:13 PM PST · 16329 days ago · 8 km deep · 33 km away
13. 3.325 km SW of Ferndale, CaliforniaThu, Jan 7, 5:16 AM PST · 16329 days ago · 19 km deep · 93 km away
14. 2.417 km WSW of Ferndale, CaliforniaFri, Jan 8, 3:30 AM PST · 16328 days ago · 22 km deep · 91 km away
15. 1.630 km WNW of Ferndale, CaliforniaFri, Jan 8, 7:53 AM PST · 16328 days ago · 28 km deep · 82 km away
16. 3.832 km SW of Scotia, CaliforniaFri, Jan 8, 12:41 PM PST · 16328 days ago · 23 km deep · 98 km away
17. 2.633 km SW of Scotia, CaliforniaFri, Jan 8, 1:26 PM PST · 16328 days ago · 23 km deep · 98 km away
18. 3.433 km SW of Scotia, CaliforniaFri, Jan 8, 2:23 PM PST · 16328 days ago · 23 km deep · 97 km away
19. 2.439 km WNW of Samoa, CaliforniaFri, Jan 8, 8:15 PM PST · 16327 days ago · 25 km deep · 99 km away
20. 2.133 km SW of Ferndale, CaliforniaMon, Jan 11, 6:06 PM PST · 16324 days ago · 24 km deep · 82 km away
21. 4.8122 km W of Ferndale, CaliforniaWed, Jan 13, 4:26 AM PST · 16323 days ago · 5 km deep · 14 km away
22. 3.1127 km W of Ferndale, CaliforniaWed, Jan 13, 10:19 AM PST · 16323 days ago · 5 km deep · 20 km away
23. 1.741 km WSW of Ferndale, CaliforniaWed, Jan 13, 10:58 AM PST · 16323 days ago · 16 km deep · 70 km away
24. 2.146 km WSW of Ferndale, CaliforniaThu, Jan 14, 7:49 AM PST · 16322 days ago · 15 km deep · 63 km away
25. 2.292 km WSW of Ferndale, CaliforniaSat, Jan 16, 1:31 PM PST · 16320 days ago · 5 km deep · 17 km away
26. 2.265 km WNW of Ferndale, CaliforniaWed, Jan 20, 4:42 PM PST · 16315 days ago · 13 km deep · 54 km away
27. 2.033 km SW of Scotia, CaliforniaFri, Jan 22, 12:02 AM PST · 16314 days ago · 22 km deep · 98 km away
28. 2.559 km W of Trinidad, CaliforniaTue, Jan 26, 4:31 PM PST · 16309 days ago · 23 km deep · 93 km away
29. 2.565 km W of Indianola, CaliforniaWed, Jan 27, 7:09 AM PST · 16309 days ago · 5 km deep · 61 km away
30. 2.856 km WNW of Indianola, CaliforniaThu, Jan 28, 12:26 PM PST · 16308 days ago · 15 km deep · 68 km away
31. 1.625 km WSW of Ferndale, CaliforniaFri, Jan 29, 4:04 AM PST · 16307 days ago · 22 km deep · 84 km away
32. 1.929 km SSW of Ferndale, CaliforniaFri, Jan 29, 5:45 PM PST · 16306 days ago · 17 km deep · 91 km away
33. 1.646 km W of Samoa, CaliforniaSat, Jan 30, 11:20 AM PST · 16306 days ago · 7 km deep · 84 km away
34. 1.719 km WSW of Ferndale, CaliforniaSun, Jan 31, 3:01 AM PST · 16305 days ago · 22 km deep · 89 km away
35. 2.627 km SW of Ferndale, CaliforniaMon, Feb 1, 2:09 AM PST · 16304 days ago · 18 km deep · 88 km away
36. 2.219 km WNW of Indianola, CaliforniaMon, Feb 1, 3:16 PM PST · 16304 days ago · 24 km deep · 97 km away
37. 2.963 km WSW of Ferndale, CaliforniaTue, Feb 2, 8:22 PM PST · 16302 days ago · 58 km deep · 49 km away
38. 1.983 km WSW of Ferndale, CaliforniaThu, Feb 4, 2:41 PM PST · 16301 days ago · 4 km deep · 26 km away
39. 5.285 km W of Trinidad, CaliforniaSat, Feb 6, 4:02 AM PST · 16299 days ago · 5 km deep · 80 km away
40. 2.466 km W of Trinidad, CaliforniaSat, Feb 6, 5:52 AM PST · 16299 days ago · 8 km deep · 87 km away
41. 2.156 km WNW of Samoa, CaliforniaSat, Feb 6, 7:14 AM PST · 16299 days ago · 4 km deep · 88 km away
42. 2.239 km SW of Ferndale, CaliforniaSat, Feb 6, 4:27 PM PST · 16298 days ago · 21 km deep · 81 km away
43. 2.169 km W of Trinidad, CaliforniaSun, Feb 7, 8:24 AM PST · 16298 days ago · 7 km deep · 83 km away
44. 2.134 km WSW of Ferndale, CaliforniaSun, Feb 7, 6:28 PM PST · 16297 days ago · 23 km deep · 73 km away
45. 2.041 km WSW of Ferndale, CaliforniaMon, Feb 8, 2:39 AM PST · 16297 days ago · 22 km deep · 69 km away
46. 2.573 km W of Trinidad, CaliforniaThu, Feb 11, 1:10 AM PST · 16294 days ago · 25 km deep · 81 km away
47. 3.774 km WNW of Samoa, CaliforniaThu, Feb 11, 1:30 AM PST · 16294 days ago · 1 km deep · 80 km away
48. 2.445 km WNW of Indianola, CaliforniaThu, Feb 11, 11:17 AM PST · 16294 days ago · 4 km deep · 78 km away
49. 2.633 km SW of Scotia, CaliforniaThu, Feb 11, 4:24 PM PST · 16293 days ago · 21 km deep · 96 km away
50. 2.425 km SW of Ferndale, CaliforniaThu, Feb 11, 6:25 PM PST · 16293 days ago · 27 km deep · 89 km away
51. 1.626 km SSW of Ferndale, CaliforniaThu, Feb 11, 7:30 PM PST · 16293 days ago · 18 km deep · 94 km away
52. 2.495 km WSW of Ferndale, CaliforniaThu, Feb 11, 8:20 PM PST · 16293 days ago · 4 km deep · 23 km away
53. 1.631 km SW of Scotia, CaliforniaFri, Feb 12, 10:03 AM PST · 16293 days ago · 10 km deep · 99 km away
54. 1.711 km WNW of Ferndale, CaliforniaFri, Feb 12, 8:35 PM PST · 16292 days ago · 21 km deep · 98 km away
55. 1.653 km WSW of Ferndale, CaliforniaSun, Feb 14, 3:32 AM PST · 16291 days ago · 22 km deep · 61 km away
56. 1.631 km SW of Ferndale, CaliforniaSun, Feb 14, 10:43 PM PST · 16290 days ago · 19 km deep · 81 km away
57. 2.7off the coast of Northern CaliforniaFri, Feb 19, 2:38 PM PST · 16286 days ago · 10 km deep · 1 km away
58. 1.724 km SW of Ferndale, CaliforniaSat, Feb 20, 6:37 AM PST · 16285 days ago · 28 km deep · 90 km away
59. 1.925 km SW of Ferndale, CaliforniaSat, Feb 20, 9:07 AM PST · 16285 days ago · 26 km deep · 89 km away
60. 2.755 km WSW of Ferndale, CaliforniaSat, Feb 20, 12:26 PM PST · 16285 days ago · 39 km deep · 58 km away

Before

1. 2.337 km SW of Ferndale, CaliforniaWed, Dec 23, 1:49 PM PST · 16344 days ago · 22 km deep · 86 km away
2. 2.149 km SW of Ferndale, CaliforniaMon, Dec 21, 11:04 AM PST · 16346 days ago · 25 km deep · 69 km away
3. 1.541 km SW of Ferndale, CaliforniaSun, Dec 20, 6:12 AM PST · 16347 days ago · 15 km deep · 83 km away
4. 2.815 km SW of Ferndale, CaliforniaFri, Dec 18, 3:52 PM PST · 16348 days ago · 22 km deep · 96 km away
5. 2.444 km SW of Ferndale, CaliforniaFri, Dec 18, 10:27 AM PST · 16349 days ago · 18 km deep · 74 km away
6. 1.936 km WSW of Ferndale, CaliforniaFri, Dec 18, 8:59 AM PST · 16349 days ago · 23 km deep · 72 km away
7. 2.066 km WSW of Ferndale, CaliforniaFri, Dec 18, 2:53 AM PST · 16349 days ago · 5 km deep · 44 km away
8. 2.541 km WSW of Ferndale, CaliforniaWed, Dec 16, 3:30 PM PST · 16350 days ago · 7 km deep · 67 km away
9. 2.528 km SSW of Ferndale, CaliforniaWed, Dec 16, 2:57 AM PST · 16351 days ago · 18 km deep · 92 km away
10. 2.022 km WSW of Ferndale, CaliforniaTue, Dec 15, 3:50 PM PST · 16351 days ago · 25 km deep · 87 km away
11. 1.723 km WSW of Ferndale, CaliforniaTue, Dec 15, 3:46 PM PST · 16351 days ago · 25 km deep · 87 km away
12. 1.726 km SW of Ferndale, CaliforniaTue, Dec 15, 3:14 PM PST · 16352 days ago · 38 km deep · 86 km away
13. 2.348 km W of Ferndale, CaliforniaMon, Dec 14, 5:02 AM PST · 16353 days ago · 14 km deep · 63 km away
14. 1.825 km WSW of Ferndale, CaliforniaSun, Dec 13, 4:46 PM PST · 16353 days ago · 25 km deep · 85 km away
15. 3.012 km W of Ferndale, CaliforniaFri, Dec 11, 5:16 PM PST · 16355 days ago · 21 km deep · 96 km away
16. 2.935 km SSW of Ferndale, CaliforniaFri, Dec 11, 2:11 AM PST · 16356 days ago · 32 km deep · 90 km away
17. 2.337 km SSW of Ferndale, CaliforniaWed, Dec 9, 3:37 PM PST · 16357 days ago · 19 km deep · 87 km away
18. 1.927 km SSW of Ferndale, CaliforniaSat, Dec 5, 9:15 AM PST · 16362 days ago · 19 km deep · 95 km away
19. 1.737 km SW of Ferndale, CaliforniaWed, Dec 2, 4:08 PM PST · 16364 days ago · 31 km deep · 82 km away
20. 3.7109 km W of Ferndale, CaliforniaWed, Dec 2, 10:48 AM PST · 16365 days ago · 5 km deep · 32 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1070574. Read Tue, Sep 22, 2026, 10:51 AM UTC.