M2.4 earthquake 49 km SW of Ferndale, California

Magnitude

2.4 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Wed, Dec 2, 1981, 2:53 AM PST

UTC

1981-12-02 10:53:51 UTC

Depth

23.4 km (14.5 mi), shallow

Epicenter

40.316° N, 124.736° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 4.5 km horizontally, 9.6 km in depth

Magnitude uncertainty

±0.08

Depth from

From location

Station coverage gap

251°, poorly surrounded by stations

Stations used

22

• Ferndale, CaliforniaPopulation 1,369. Forecast49 kmSW
• Fortuna, CaliforniaPopulation 12,000. Forecast58 kmWSW
• Chico, CaliforniaPopulation 121,345. Forecast255 kmWNW

After

1. 2.130 km SW of Scotia, CaliforniaWed, Dec 2, 5:05 AM PST · 16377 days ago · 22 km deep · 31 km away
2. 3.872 km W of Ferndale, CaliforniaWed, Dec 2, 10:46 AM PST · 16377 days ago · 43 km deep · 47 km away
3. 3.7109 km W of Ferndale, CaliforniaWed, Dec 2, 10:48 AM PST · 16377 days ago · 5 km deep · 81 km away
4. 1.737 km SW of Ferndale, CaliforniaWed, Dec 2, 4:08 PM PST · 16377 days ago · 31 km deep · 15 km away
5. 1.927 km SSW of Ferndale, CaliforniaSat, Dec 5, 9:15 AM PST · 16374 days ago · 19 km deep · 28 km away
6. 2.311 km NW of Manila, CaliforniaSat, Dec 5, 12:47 PM PST · 16374 days ago · 8 km deep · 78 km away
7. 2.0near the coast of Northern CaliforniaSat, Dec 5, 11:55 PM PST · 16373 days ago · 9 km deep · 55 km away
8. 1.72 km SW of Loleta, CaliforniaSun, Dec 6, 2:53 AM PST · 16373 days ago · 18 km deep · 54 km away
9. 1.817 km WSW of Trinidad, CaliforniaSun, Dec 6, 6:06 PM PST · 16373 days ago · 11 km deep · 82 km away
10. 2.337 km SSW of Ferndale, CaliforniaWed, Dec 9, 3:37 PM PST · 16370 days ago · 19 km deep · 20 km away
11. 2.935 km SSW of Ferndale, CaliforniaFri, Dec 11, 2:11 AM PST · 16368 days ago · 32 km deep · 22 km away
12. 3.012 km W of Ferndale, CaliforniaFri, Dec 11, 5:16 PM PST · 16368 days ago · 21 km deep · 40 km away
13. 1.825 km WSW of Ferndale, CaliforniaSun, Dec 13, 4:46 PM PST · 16366 days ago · 25 km deep · 24 km away
14. 2.348 km W of Ferndale, CaliforniaMon, Dec 14, 5:02 AM PST · 16365 days ago · 14 km deep · 35 km away
15. 2.05 km WSW of Scotia, CaliforniaTue, Dec 15, 3:41 AM PST · 16364 days ago · 19 km deep · 52 km away
16. 1.726 km SW of Ferndale, CaliforniaTue, Dec 15, 3:14 PM PST · 16364 days ago · 38 km deep · 23 km away
17. 1.723 km WSW of Ferndale, CaliforniaTue, Dec 15, 3:46 PM PST · 16364 days ago · 25 km deep · 26 km away
18. 2.022 km WSW of Ferndale, CaliforniaTue, Dec 15, 3:50 PM PST · 16364 days ago · 25 km deep · 27 km away
19. 1.710 km NNE of Redcrest, CaliforniaTue, Dec 15, 6:25 PM PST · 16363 days ago · 20 km deep · 72 km away
20. 2.528 km SSW of Ferndale, CaliforniaWed, Dec 16, 2:57 AM PST · 16363 days ago · 18 km deep · 26 km away
21. 1.94 km ENE of Weott, CaliforniaWed, Dec 16, 5:25 AM PST · 16363 days ago · -1 km deep · 73 km away
22. 1.810 km SSW of Ferndale, CaliforniaWed, Dec 16, 9:50 AM PST · 16363 days ago · 27 km deep · 40 km away
23. 1.67 km WNW of McKinleyville, CaliforniaWed, Dec 16, 11:24 AM PST · 16363 days ago · 4 km deep · 87 km away
24. 2.541 km WSW of Ferndale, CaliforniaWed, Dec 16, 3:30 PM PST · 16363 days ago · 7 km deep · 20 km away
25. 2.066 km WSW of Ferndale, CaliforniaFri, Dec 18, 2:53 AM PST · 16361 days ago · 5 km deep · 23 km away
26. 1.936 km WSW of Ferndale, CaliforniaFri, Dec 18, 8:59 AM PST · 16361 days ago · 23 km deep · 17 km away
27. 2.444 km SW of Ferndale, CaliforniaFri, Dec 18, 10:27 AM PST · 16361 days ago · 18 km deep · 7 km away
28. 2.815 km SW of Ferndale, CaliforniaFri, Dec 18, 3:52 PM PST · 16361 days ago · 22 km deep · 34 km away
29. 1.618 km SW of Scotia, CaliforniaFri, Dec 18, 6:47 PM PST · 16360 days ago · 33 km deep · 43 km away
30. 1.541 km SW of Ferndale, CaliforniaSun, Dec 20, 6:12 AM PST · 16359 days ago · 15 km deep · 16 km away
31. 1.611 km ENE of Scotia, CaliforniaSun, Dec 20, 8:34 AM PST · 16359 days ago · 3 km deep · 68 km away
32. 1.54 km S of Scotia, CaliforniaMon, Dec 21, 6:59 AM PST · 16358 days ago · 25 km deep · 55 km away
33. 2.149 km SW of Ferndale, CaliforniaMon, Dec 21, 11:04 AM PST · 16358 days ago · 25 km deep · 2 km away
34. 2.337 km SW of Ferndale, CaliforniaWed, Dec 23, 1:49 PM PST · 16356 days ago · 22 km deep · 19 km away
35. 2.0108 km W of Ferndale, CaliforniaWed, Dec 23, 3:03 PM PST · 16356 days ago · 4 km deep · 67 km away
36. 1.82 km E of Pine Hills, CaliforniaWed, Dec 23, 8:32 PM PST · 16355 days ago · 4 km deep · 70 km away
37. 3.538 km SW of Ferndale, CaliforniaSat, Dec 26, 3:42 AM PST · 16353 days ago · 27 km deep · 15 km away
38. 2.536 km SW of Ferndale, CaliforniaSun, Dec 27, 3:17 AM PST · 16352 days ago · 26 km deep · 16 km away
39. 2.06 km ESE of Ferndale, CaliforniaSun, Dec 27, 2:17 PM PST · 16352 days ago · 12 km deep · 52 km away
40. 1.84 km WSW of Ferndale, CaliforniaMon, Dec 28, 12:58 AM PST · 16351 days ago · 7 km deep · 44 km away
41. 1.611 km WSW of Redcrest, CaliforniaMon, Dec 28, 1:39 AM PST · 16351 days ago · 26 km deep · 57 km away
42. 2.511 km NNW of Alderpoint, CaliforniaTue, Dec 29, 6:21 AM PST · 16350 days ago · 24 km deep · 93 km away
43. 1.819 km WSW of Ferndale, CaliforniaWed, Dec 30, 7:58 PM PST · 16348 days ago · 23 km deep · 32 km away
44. 1.614 km ESE of Pine Hills, CaliforniaWed, Dec 30, 10:59 PM PST · 16348 days ago · 23 km deep · 75 km away
45. 2.69 km WSW of Indianola, CaliforniaThu, Dec 31, 8:29 PM PST · 16347 days ago · 11 km deep · 51 km away
46. 1.52 km ENE of Westhaven-Moonstone, CaliforniaFri, Jan 1, 11:58 AM PST · 16347 days ago · 23 km deep · 99 km away
47. 1.710 km NNE of Redcrest, CaliforniaSat, Jan 2, 12:08 PM PST · 16346 days ago · 20 km deep · 72 km away
48. 1.732 km SW of Scotia, CaliforniaSun, Jan 3, 4:51 AM PST · 16345 days ago · 5 km deep · 28 km away
49. 1.932 km SW of Scotia, CaliforniaSun, Jan 3, 9:14 AM PST · 16345 days ago · 20 km deep · 31 km away
50. 2.41 km ENE of Loleta, CaliforniaSun, Jan 3, 10:30 AM PST · 16345 days ago · 21 km deep · 58 km away
51. 1.516 km WSW of Ferndale, CaliforniaMon, Jan 4, 12:07 AM PST · 16344 days ago · 20 km deep · 33 km away
52. 2.3111 km W of Ferndale, CaliforniaMon, Jan 4, 11:24 AM PST · 16344 days ago · 5 km deep · 70 km away
53. 2.119 km NNE of Redcrest, CaliforniaMon, Jan 4, 3:42 PM PST · 16344 days ago · 4 km deep · 80 km away
54. 2.53 km S of Indianola, CaliforniaMon, Jan 4, 3:53 PM PST · 16344 days ago · 15 km deep · 76 km away
55. 1.651 km SW of Ferndale, CaliforniaTue, Jan 5, 8:48 AM PST · 16343 days ago · 13 km deep · 2 km away
56. 3.15 km WSW of McKinleyville, CaliforniaTue, Jan 5, 7:59 PM PST · 16342 days ago · 0 km deep · 84 km away
57. 1.635 km SSW of Ferndale, CaliforniaWed, Jan 6, 4:37 AM PST · 16342 days ago · 27 km deep · 23 km away
58. 2.538 km SW of Ferndale, CaliforniaWed, Jan 6, 7:32 AM PST · 16342 days ago · 21 km deep · 16 km away
59. 2.977 km WSW of Ferndale, CaliforniaWed, Jan 6, 7:13 PM PST · 16341 days ago · 8 km deep · 34 km away
60. 3.325 km SW of Ferndale, CaliforniaThu, Jan 7, 5:16 AM PST · 16341 days ago · 19 km deep · 27 km away

The first 60 of 95.

Before

1. 1.515 km WNW of Ferndale, CaliforniaWed, Dec 2, 1:57 AM PST · 16377 days ago · 20 km deep · 41 km away
2. 2.435 km SSW of Ferndale, CaliforniaTue, Dec 1, 1:51 AM PST · 16378 days ago · 10 km deep · 25 km away
3. 3.036 km WSW of Ferndale, CaliforniaSun, Nov 29, 3:41 PM PST · 16380 days ago · 38 km deep · 13 km away
4. 1.74 km SE of Benbow, CaliforniaSat, Nov 28, 8:00 PM PST · 16380 days ago · 16 km deep · 89 km away
5. 2.636 km SW of Ferndale, CaliforniaSat, Nov 28, 11:28 AM PST · 16381 days ago · 27 km deep · 18 km away
6. 2.312 km WSW of Weott, CaliforniaWed, Nov 25, 2:59 PM PST · 16384 days ago · 4 km deep · 58 km away
7. 3.25 km NW of Manila, CaliforniaWed, Nov 25, 10:01 AM PST · 16384 days ago · 19 km deep · 77 km away
8. 3.121 km SW of Ferndale, CaliforniaWed, Nov 25, 6:33 AM PST · 16384 days ago · 23 km deep · 28 km away
9. 1.941 km SW of Ferndale, CaliforniaWed, Nov 25, 4:34 AM PST · 16384 days ago · 22 km deep · 10 km away
10. 2.350 km SW of Ferndale, CaliforniaWed, Nov 25, 3:44 AM PST · 16384 days ago · 19 km deep · 1 km away
11. 3.231 km SW of Ferndale, CaliforniaTue, Nov 24, 10:37 AM PST · 16385 days ago · 28 km deep · 18 km away
12. 3.1101 km W of Indianola, CaliforniaMon, Nov 23, 4:54 AM PST · 16386 days ago · 5 km deep · 81 km away
13. 1.716 km NE of Miranda, CaliforniaFri, Nov 20, 11:32 PM PST · 16388 days ago · 16 km deep · 87 km away
14. 2.037 km SW of Ferndale, CaliforniaFri, Nov 20, 6:59 PM PST · 16388 days ago · 15 km deep · 13 km away
15. 3.833 km W of Ferndale, CaliforniaFri, Nov 20, 3:59 PM PST · 16389 days ago · 25 km deep · 31 km away
16. 2.4101 km W of Ferndale, CaliforniaThu, Nov 19, 10:46 PM PST · 16389 days ago · 5 km deep · 61 km away
17. 2.438 km SW of Ferndale, CaliforniaThu, Nov 19, 10:04 PM PST · 16389 days ago · 24 km deep · 15 km away
18. 1.710 km W of Indianola, CaliforniaThu, Nov 19, 11:58 AM PST · 16390 days ago · 19 km deep · 52 km away
19. 1.623 km NNW of Shelter Cove, CaliforniaThu, Nov 19, 12:29 AM PST · 16390 days ago · 11 km deep · 49 km away
20. 1.720 km WSW of Weott, CaliforniaThu, Nov 19, 12:24 AM PST · 16390 days ago · 5 km deep · 52 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1069932. Read Sun, Oct 4, 2026, 1:45 PM UTC.