M2.8 earthquake 122 km W of Ferndale, California

Magnitude

2.8 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Fri, Aug 14, 1981, 8:17 AM PDT

UTC

1981-08-14 15:17:33 UTC

Depth

2.1 km (1.3 mi), shallow

Epicenter

40.546° N, 125.704° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 7.2 km horizontally, 13.6 km in depth

Magnitude uncertainty

±0.24

Depth from

From location

Station coverage gap

303°, poorly surrounded by stations

Stations used

25

• Ferndale, CaliforniaPopulation 1,369. Forecast122 kmW
• Fortuna, CaliforniaPopulation 12,000. Forecast131 kmW
• Chico, CaliforniaPopulation 121,345. Forecast341 kmWNW

After

1. 2.353 km W of Ferndale, CaliforniaSat, Aug 15, 4:41 PM PDT · 16483 days ago · 5 km deep · 69 km away
2. 2.5105 km W of Ferndale, CaliforniaSun, Aug 16, 8:47 PM PDT · 16482 days ago · 4 km deep · 25 km away
3. 2.639 km SW of Ferndale, CaliforniaMon, Aug 17, 7:57 AM PDT · 16481 days ago · 21 km deep · 98 km away
4. 2.276 km WSW of Ferndale, CaliforniaMon, Aug 17, 5:24 PM PDT · 16481 days ago · 5 km deep · 56 km away
5. 3.037 km SW of Ferndale, CaliforniaTue, Aug 18, 6:27 PM PDT · 16480 days ago · 28 km deep · 100 km away
6. 2.238 km SW of Ferndale, CaliforniaThu, Aug 20, 9:28 PM PDT · 16478 days ago · 25 km deep · 96 km away
7. 2.398 km WSW of Ferndale, CaliforniaSat, Aug 22, 5:12 AM PDT · 16476 days ago · 7 km deep · 34 km away
8. 2.139 km SW of Ferndale, CASun, Aug 23, 10:50 PM PDT · 16475 days ago · 30 km deep · 100 km away
9. 1.630 km WSW of Ferndale, CaliforniaTue, Aug 25, 3:04 AM PDT · 16473 days ago · 27 km deep · 97 km away
10. 2.035 km SW of Ferndale, CaliforniaTue, Aug 25, 5:18 PM PDT · 16473 days ago · 17 km deep · 95 km away
11. 2.044 km SW of Ferndale, CaliforniaTue, Aug 25, 5:43 PM PDT · 16473 days ago · 17 km deep · 90 km away
12. 3.261 km WNW of Indianola, CaliforniaThu, Aug 27, 4:37 AM PDT · 16471 days ago · 9 km deep · 72 km away
13. 2.130 km SW of Ferndale, CaliforniaFri, Aug 28, 9:32 PM PDT · 16470 days ago · 29 km deep · 98 km away
14. 1.843 km SW of Ferndale, CaliforniaSat, Aug 29, 12:37 AM PDT · 16469 days ago · 23 km deep · 92 km away
15. 1.738 km SW of Ferndale, CaliforniaSat, Aug 29, 7:18 PM PDT · 16469 days ago · 35 km deep · 96 km away
16. 1.648 km WNW of Indianola, CaliforniaTue, Sep 1, 5:18 PM PDT · 16466 days ago · 2 km deep · 81 km away
17. 2.743 km SW of Ferndale, CaliforniaThu, Sep 3, 5:15 AM PDT · 16464 days ago · 30 km deep · 94 km away
18. 1.836 km SW of Ferndale, CaliforniaFri, Sep 4, 1:54 AM PDT · 16463 days ago · 21 km deep · 99 km away
19. 1.947 km SW of Ferndale, CaliforniaSat, Sep 5, 11:56 AM PDT · 16462 days ago · 19 km deep · 87 km away
20. 2.8100 km W of Trinidad, CaliforniaSat, Sep 5, 12:55 PM PDT · 16462 days ago · 13 km deep · 72 km away
21. 2.049 km W of Ferndale, CaliforniaWed, Sep 9, 11:43 AM PDT · 16458 days ago · 20 km deep · 73 km away
22. 2.983 km WSW of Ferndale, CaliforniaThu, Sep 10, 9:41 PM PDT · 16457 days ago · 11 km deep · 47 km away
23. 1.828 km WSW of Ferndale, CaliforniaSat, Sep 12, 5:07 PM PDT · 16455 days ago · 24 km deep · 95 km away
24. 1.839 km WSW of Ferndale, CaliforniaMon, Sep 14, 9:24 AM PDT · 16453 days ago · 48 km deep · 88 km away
25. 1.750 km WNW of Indianola, CaliforniaMon, Sep 14, 10:35 PM PDT · 16453 days ago · -1 km deep · 80 km away
26. 2.370 km W of Indianola, CaliforniaTue, Sep 15, 4:25 AM PDT · 16452 days ago · 4 km deep · 60 km away
27. 4.736 km SW of Ferndale, CaliforniaWed, Sep 16, 5:41 AM PDT · 16451 days ago · 28 km deep · 100 km away
28. 2.140 km SW of Ferndale, CaliforniaWed, Sep 16, 7:29 AM PDT · 16451 days ago · 27 km deep · 97 km away
29. 1.943 km SW of Ferndale, CaliforniaWed, Sep 16, 8:25 AM PDT · 16451 days ago · 31 km deep · 96 km away
30. 1.838 km SW of Ferndale, CaliforniaWed, Sep 16, 11:46 AM PDT · 16451 days ago · 29 km deep · 97 km away
31. 2.837 km SW of Ferndale, CaliforniaWed, Sep 16, 11:49 AM PDT · 16451 days ago · 27 km deep · 100 km away
32. 2.160 km W of Ferndale, CaliforniaThu, Sep 17, 5:05 AM PDT · 16450 days ago · 15 km deep · 61 km away
33. 1.837 km SW of Ferndale, CaliforniaThu, Sep 17, 8:07 AM PDT · 16450 days ago · 27 km deep · 100 km away
34. 1.937 km SW of Ferndale, CaliforniaThu, Sep 17, 2:52 PM PDT · 16450 days ago · 28 km deep · 99 km away
35. 3.337 km SW of Ferndale, CaliforniaFri, Sep 18, 4:34 PM PDT · 16449 days ago · 28 km deep · 100 km away
36. 1.749 km WSW of Ferndale, CaliforniaSat, Sep 19, 5:19 AM PDT · 16448 days ago · 5 km deep · 84 km away
37. 1.726 km WSW of Ferndale, CaliforniaSat, Sep 19, 5:42 AM PDT · 16448 days ago · 25 km deep · 100 km away
38. 2.045 km SW of Ferndale, CaliforniaSat, Sep 19, 10:36 PM PDT · 16448 days ago · 24 km deep · 89 km away
39. 2.641 km SW of Ferndale, CaliforniaMon, Sep 21, 6:11 PM PDT · 16446 days ago · 26 km deep · 95 km away
40. 2.340 km SW of Ferndale, CaliforniaTue, Sep 22, 2:31 AM PDT · 16445 days ago · 28 km deep · 95 km away
41. 1.941 km SW of Ferndale, CaliforniaThu, Sep 24, 6:23 AM PDT · 16443 days ago · 30 km deep · 96 km away
42. 3.041 km SW of Ferndale, CaliforniaSat, Sep 26, 9:07 AM PDT · 16441 days ago · 20 km deep · 92 km away
43. 2.337 km SW of Ferndale, CaliforniaSun, Sep 27, 4:40 AM PDT · 16440 days ago · 26 km deep · 100 km away
44. 1.540 km SW of Ferndale, CaliforniaSun, Sep 27, 5:09 PM PDT · 16440 days ago · 24 km deep · 99 km away
45. 2.137 km SW of Ferndale, CaliforniaMon, Sep 28, 6:46 AM PDT · 16439 days ago · 28 km deep · 99 km away
46. 1.838 km W of Ferndale, CaliforniaWed, Sep 30, 3:34 AM PDT · 16437 days ago · 20 km deep · 84 km away
47. 2.239 km SW of Ferndale, CaliforniaThu, Oct 1, 4:28 AM PDT · 16436 days ago · 29 km deep · 96 km away
48. 2.6off the coast of Northern CaliforniaThu, Oct 1, 5:11 AM PDT · 16436 days ago · 4 km deep · 13 km away
49. 2.037 km SW of Ferndale, CaliforniaFri, Oct 2, 4:06 AM PDT · 16435 days ago · 32 km deep · 99 km away
50. 2.138 km SW of Ferndale, CaliforniaFri, Oct 2, 6:31 AM PDT · 16435 days ago · 27 km deep · 100 km away
51. 2.356 km W of Indianola, CaliforniaSat, Oct 3, 2:36 AM PDT · 16434 days ago · 24 km deep · 73 km away
52. 2.034 km SW of Ferndale, CaliforniaSat, Oct 3, 5:10 PM PDT · 16434 days ago · 27 km deep · 96 km away
53. 2.475 km W of Indianola, CaliforniaSun, Oct 4, 6:28 PM PDT · 16433 days ago · 7 km deep · 57 km away
54. 1.540 km SW of Ferndale, CaliforniaSun, Oct 4, 6:39 PM PDT · 16433 days ago · 30 km deep · 93 km away
55. 3.1128 km W of Ferndale, CaliforniaMon, Oct 5, 7:09 PM PDT · 16432 days ago · 5 km deep · 8 km away
56. 2.376 km WSW of Ferndale, CaliforniaMon, Oct 5, 7:11 PM PDT · 16432 days ago · 4 km deep · 49 km away
57. 2.565 km W of Indianola, CaliforniaTue, Oct 6, 2:55 AM PDT · 16431 days ago · 5 km deep · 64 km away
58. 1.643 km SW of Ferndale, CaliforniaTue, Oct 6, 1:04 PM PDT · 16431 days ago · 21 km deep · 95 km away
59. 2.541 km SW of Ferndale, CaliforniaWed, Oct 7, 11:46 PM PDT · 16429 days ago · 25 km deep · 95 km away
60. 2.282 km WSW of Ferndale, CaliforniaThu, Oct 8, 1:21 AM PDT · 16429 days ago · 5 km deep · 44 km away

The first 60 of 66.

Before

1. 1.842 km SW of Ferndale, CaliforniaFri, Aug 14, 5:39 AM PDT · 16484 days ago · 20 km deep · 96 km away
2. 3.091 km W of Ferndale, CaliforniaFri, Aug 14, 12:09 AM PDT · 16484 days ago · 40 km deep · 33 km away
3. 2.498 km W of Ferndale, CaliforniaThu, Aug 13, 8:22 PM PDT · 16485 days ago · 4 km deep · 27 km away
4. 2.494 km W of Ferndale, CaliforniaWed, Aug 12, 6:51 PM PDT · 16486 days ago · 8 km deep · 30 km away
5. 2.253 km SW of Ferndale, CaliforniaSun, Aug 9, 7:58 PM PDT · 16489 days ago · 15 km deep · 82 km away
6. 2.838 km SW of Ferndale, CaliforniaSat, Aug 8, 10:07 AM PDT · 16490 days ago · 26 km deep · 98 km away
7. 2.238 km SW of Ferndale, CaliforniaSat, Aug 8, 12:33 AM PDT · 16490 days ago · 20 km deep · 93 km away
8. 3.273 km WSW of Ferndale, CaliforniaFri, Aug 7, 10:51 AM PDT · 16491 days ago · 12 km deep · 52 km away
9. 2.037 km SW of Ferndale, CaliforniaThu, Aug 6, 9:20 AM PDT · 16492 days ago · 32 km deep · 99 km away
10. 3.083 km WSW of Ferndale, CaliforniaWed, Aug 5, 11:17 AM PDT · 16493 days ago · 5 km deep · 42 km away
11. 3.2off the coast of Northern CaliforniaWed, Aug 5, 11:17 AM PDT · 16493 days ago · 4 km deep · 14 km away
12. 2.059 km WNW of Indianola, CaliforniaWed, Aug 5, 12:44 AM PDT · 16493 days ago · 7 km deep · 74 km away
13. 1.636 km WSW of Ferndale, CaliforniaMon, Aug 3, 9:16 AM PDT · 16495 days ago · 25 km deep · 89 km away
14. 2.128 km SW of Ferndale, CaliforniaMon, Aug 3, 3:47 AM PDT · 16495 days ago · 32 km deep · 100 km away
15. 2.638 km SW of Ferndale, CaliforniaSat, Aug 1, 6:10 AM PDT · 16497 days ago · 24 km deep · 98 km away
16. 2.449 km SW of Ferndale, CaliforniaFri, Jul 31, 1:41 PM PDT · 16498 days ago · 29 km deep · 87 km away
17. 2.538 km SW of Ferndale, CaliforniaMon, Jul 27, 7:51 PM PDT · 16502 days ago · 23 km deep · 98 km away
18. 2.246 km W of Ferndale, CaliforniaFri, Jul 24, 3:15 PM PDT · 16505 days ago · 16 km deep · 76 km away
19. 2.898 km WSW of Ferndale, CaliforniaFri, Jul 24, 11:48 AM PDT · 16505 days ago · 15 km deep · 31 km away
20. 1.730 km SW of Ferndale, CaliforniaThu, Jul 23, 9:57 AM PDT · 16506 days ago · 26 km deep · 98 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1066746. Read Thu, Oct 1, 2026, 5:25 PM UTC.