M1.9 earthquake 18 km W of Samoa, California

Magnitude

1.9 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Wed, Oct 24, 1979, 5:54 AM PDT

UTC

1979-10-24 12:54:09 UTC

Depth

23.8 km (14.8 mi), shallow

Epicenter

40.830° N, 124.408° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.5 km horizontally, 1.1 km in depth

Depth from

From location

Station coverage gap

244°, poorly surrounded by stations

Stations used

9

• Bayview, CaliforniaPopulation 2,510. Forecast20 kmWNW
• Eureka, CaliforniaPopulation 27,017. Forecast21 kmW
• Chico, CaliforniaPopulation 121,345. Forecast250 kmWNW

After

1. 2.36 km SW of Scotia, CaliforniaWed, Oct 24, 6:23 AM PDT · 17144 days ago · 22 km deep · 49 km away
2. 2.630 km WSW of Ferndale, CaliforniaWed, Oct 24, 8:19 AM PDT · 17144 days ago · 22 km deep · 42 km away
3. 4.534 km WSW of Ferndale, CaliforniaWed, Oct 24, 8:23 AM PDT · 17144 days ago · 26 km deep · 45 km away
4. 2.534 km WSW of Ferndale, CaliforniaWed, Oct 24, 8:39 AM PDT · 17144 days ago · 26 km deep · 41 km away
5. 2.830 km WNW of Ferndale, CaliforniaWed, Oct 24, 8:43 AM PDT · 17144 days ago · 23 km deep · 26 km away
6. 1.934 km WSW of Ferndale, CaliforniaWed, Oct 24, 8:55 AM PDT · 17144 days ago · 28 km deep · 41 km away
7. 1.732 km SW of Ferndale, CaliforniaWed, Oct 24, 9:02 AM PDT · 17144 days ago · 27 km deep · 49 km away
8. 1.732 km WSW of Ferndale, CaliforniaWed, Oct 24, 9:11 AM PDT · 17144 days ago · 28 km deep · 46 km away
9. 1.935 km WSW of Ferndale, CaliforniaWed, Oct 24, 9:23 AM PDT · 17144 days ago · 21 km deep · 46 km away
10. 1.938 km W of Ferndale, CaliforniaWed, Oct 24, 9:57 AM PDT · 17144 days ago · 21 km deep · 41 km away
11. 2.029 km WSW of Ferndale, CaliforniaWed, Oct 24, 11:04 AM PDT · 17144 days ago · 23 km deep · 40 km away
12. 1.735 km WSW of Ferndale, CaliforniaWed, Oct 24, 2:20 PM PDT · 17144 days ago · 19 km deep · 44 km away
13. 1.626 km W of Ferndale, CaliforniaWed, Oct 24, 2:58 PM PDT · 17144 days ago · 22 km deep · 35 km away
14. 4.034 km WSW of Ferndale, CaliforniaThu, Oct 25, 2:01 AM PDT · 17143 days ago · 25 km deep · 46 km away
15. 1.834 km WSW of Ferndale, CaliforniaThu, Oct 25, 3:37 AM PDT · 17143 days ago · 25 km deep · 46 km away
16. 1.742 km W of Ferndale, CaliforniaThu, Oct 25, 5:09 AM PDT · 17143 days ago · 19 km deep · 38 km away
17. 1.612 km E of Hydesville, CaliforniaThu, Oct 25, 5:27 AM PDT · 17143 days ago · 3 km deep · 51 km away
18. 1.935 km W of Ferndale, CaliforniaThu, Oct 25, 6:01 AM PDT · 17143 days ago · 26 km deep · 40 km away
19. 1.7near the coast of Northern CaliforniaThu, Oct 25, 2:49 PM PDT · 17143 days ago · 20 km deep · 39 km away
20. 1.544 km W of Ferndale, CaliforniaThu, Oct 25, 3:38 PM PDT · 17142 days ago · 20 km deep · 44 km away
21. 1.956 km WNW of Ferndale, CaliforniaThu, Oct 25, 9:04 PM PDT · 17142 days ago · 29 km deep · 44 km away
22. 1.650 km W of Indianola, CaliforniaFri, Oct 26, 12:14 AM PDT · 17142 days ago · 6 km deep · 37 km away
23. 2.731 km WSW of Ferndale, CaliforniaFri, Oct 26, 9:23 AM PDT · 17142 days ago · 22 km deep · 43 km away
24. 1.535 km SSW of Ferndale, CaliforniaSat, Oct 27, 4:24 AM PDT · 17141 days ago · 20 km deep · 59 km away
25. 1.76 km SSE of Ferndale, CaliforniaSun, Oct 28, 2:17 PM PST · 17139 days ago · 9 km deep · 37 km away
26. 1.627 km WNW of Shelter Cove, CaliforniaSun, Oct 28, 8:16 PM PST · 17139 days ago · 1 km deep · 75 km away
27. 2.945 km W of Ferndale, CaliforniaMon, Oct 29, 6:37 AM PST · 17139 days ago · 24 km deep · 47 km away
28. 1.754 km WSW of Ferndale, CaliforniaMon, Oct 29, 7:05 AM PST · 17139 days ago · 25 km deep · 65 km away
29. 1.811 km N of Alderpoint, CaliforniaMon, Oct 29, 7:06 PM PST · 17138 days ago · 26 km deep · 93 km away
30. 1.840 km W of Ferndale, CaliforniaTue, Oct 30, 3:55 AM PST · 17138 days ago · 24 km deep · 40 km away
31. 1.637 km SW of Ferndale, CaliforniaTue, Oct 30, 5:39 AM PST · 17138 days ago · 7 km deep · 59 km away
32. 1.912 km NNW of Hayfork, CaliforniaTue, Oct 30, 8:42 AM PST · 17138 days ago · 29 km deep · 100 km away
33. 1.640 km W of Ferndale, CaliforniaTue, Oct 30, 7:35 PM PST · 17137 days ago · 21 km deep · 42 km away
34. 1.93 km NNE of Hydesville, CaliforniaWed, Oct 31, 7:48 PM PST · 17136 days ago · 18 km deep · 39 km away
35. 1.622 km ENE of Hydesville, CaliforniaFri, Nov 2, 1:28 AM PST · 17135 days ago · 22 km deep · 54 km away
36. 1.935 km WSW of Ferndale, CaliforniaFri, Nov 2, 8:01 AM PST · 17135 days ago · 25 km deep · 43 km away
37. 3.07 km WSW of Mad River, CaliforniaFri, Nov 2, 9:46 PM PST · 17134 days ago · 30 km deep · 83 km away
38. 1.89 km WSW of Mad River, CaliforniaFri, Nov 2, 10:27 PM PST · 17134 days ago · 27 km deep · 82 km away
39. 2.662 km WSW of Ferndale, CaliforniaSat, Nov 3, 12:43 AM PST · 17134 days ago · 55 km deep · 68 km away
40. 2.486 km W of Big Lagoon, CaliforniaSat, Nov 3, 3:25 PM PST · 17133 days ago · 4 km deep · 81 km away
41. 2.853 km W of Ferndale, CaliforniaSat, Nov 3, 7:52 PM PST · 17133 days ago · 26 km deep · 47 km away
42. 1.611 km SW of Ferndale, CaliforniaSun, Nov 4, 12:17 PM PST · 17133 days ago · 24 km deep · 36 km away
43. 1.87 km SSE of Scotia, CaliforniaSun, Nov 4, 2:17 PM PST · 17132 days ago · 22 km deep · 54 km away
44. 1.925 km SSW of Ferndale, CaliforniaMon, Nov 5, 12:59 PM PST · 17132 days ago · 30 km deep · 51 km away
45. 3.342 km SW of Ferndale, CaliforniaTue, Nov 6, 11:58 PM PST · 17130 days ago · 11 km deep · 60 km away
46. 1.760 km WNW of Samoa, CaliforniaThu, Nov 8, 1:26 AM PST · 17129 days ago · 15 km deep · 42 km away
47. 1.999 km WNW of Samoa, CaliforniaThu, Nov 8, 4:49 AM PST · 17129 days ago · 5 km deep · 81 km away
48. 1.915 km WSW of Trinidad, CaliforniaFri, Nov 9, 2:09 PM PST · 17127 days ago · 20 km deep · 22 km away
49. 1.98 km SE of Blue Lake, CaliforniaFri, Nov 9, 3:07 PM PST · 17127 days ago · -1 km deep · 42 km away
50. 2.023 km W of Indianola, CaliforniaFri, Nov 9, 8:25 PM PST · 17127 days ago · 20 km deep · 17 km away
51. 1.819 km W of Indianola, CaliforniaSat, Nov 10, 3:54 AM PST · 17127 days ago · 21 km deep · 17 km away
52. 1.836 km SW of Ferndale, CaliforniaSun, Nov 11, 12:25 AM PST · 17126 days ago · 27 km deep · 59 km away
53. 2.337 km SW of Ferndale, CaliforniaSun, Nov 11, 12:47 AM PST · 17126 days ago · 25 km deep · 59 km away
54. 1.77 km W of Willow Creek, CaliforniaSun, Nov 11, 3:04 AM PST · 17126 days ago · 23 km deep · 59 km away
55. 2.37 km E of Mad River, CaliforniaSun, Nov 11, 3:23 PM PST · 17125 days ago · 29 km deep · 93 km away
56. 1.936 km SSW of Ferndale, CaliforniaMon, Nov 12, 10:09 AM PST · 17125 days ago · 19 km deep · 60 km away
57. 2.513 km NNE of Redcrest, CaliforniaTue, Nov 13, 4:25 AM PST · 17124 days ago · 24 km deep · 59 km away
58. 3.563 km WSW of Ferndale, CaliforniaTue, Nov 13, 4:46 AM PST · 17124 days ago · 27 km deep · 68 km away
59. 2.218 km SW of Scotia, CaliforniaTue, Nov 13, 10:04 AM PST · 17124 days ago · 32 km deep · 51 km away
60. 2.497 km W of Ferndale, CaliforniaTue, Nov 13, 7:39 PM PST · 17123 days ago · 6 km deep · 92 km away

The first 60 of 119.

Before

1. 2.238 km WSW of Ferndale, CaliforniaTue, Oct 23, 11:07 PM PDT · 17144 days ago · 23 km deep · 45 km away
2. 1.928 km WSW of Ferndale, CaliforniaTue, Oct 23, 9:05 PM PDT · 17144 days ago · 22 km deep · 42 km away
3. 1.925 km SSW of Ferndale, CaliforniaSun, Oct 21, 7:10 PM PDT · 17146 days ago · 16 km deep · 52 km away
4. 3.664 km WSW of Ferndale, CaliforniaSun, Oct 21, 4:34 AM PDT · 17147 days ago · 28 km deep · 68 km away
5. 1.812 km WSW of Redcrest, CaliforniaSat, Oct 20, 12:04 PM PDT · 17148 days ago · 29 km deep · 60 km away
6. 1.620 km NW of Willow Creek, CaliforniaThu, Oct 18, 1:40 PM PDT · 17150 days ago · 24 km deep · 59 km away
7. 3.05 km N of Fortuna, CaliforniaWed, Oct 17, 4:38 PM PDT · 17150 days ago · 23 km deep · 30 km away
8. 2.116 km ESE of Pine Hills, CaliforniaWed, Oct 17, 10:04 AM PDT · 17151 days ago · 22 km deep · 41 km away
9. 1.815 km SW of Mad River, CaliforniaWed, Oct 17, 1:04 AM PDT · 17151 days ago · 20 km deep · 86 km away
10. 2.198 km WSW of Ferndale, CaliforniaTue, Oct 16, 8:17 PM PDT · 17151 days ago · 4 km deep · 97 km away
11. 1.73 km SE of Willow Creek, CaliforniaTue, Oct 16, 7:21 PM PDT · 17151 days ago · 28 km deep · 68 km away
12. 2.835 km SSW of Ferndale, CaliforniaTue, Oct 16, 6:55 PM PDT · 17151 days ago · 22 km deep · 58 km away
13. 2.089 km W of Big Lagoon, CaliforniaTue, Oct 16, 11:20 AM PDT · 17152 days ago · 5 km deep · 77 km away
14. 3.1101 km W of Ferndale, CaliforniaTue, Oct 16, 9:03 AM PDT · 17152 days ago · 4 km deep · 98 km away
15. 1.5Northern CaliforniaTue, Oct 16, 7:14 AM PDT · 17152 days ago · 1 km deep · 93 km away
16. 2.528 km SW of Ferndale, CaliforniaMon, Oct 15, 11:37 PM PDT · 17152 days ago · 28 km deep · 51 km away
17. 1.627 km SE of Blue Lake, CaliforniaMon, Oct 15, 2:15 PM PDT · 17153 days ago · 22 km deep · 55 km away
18. 1.7near the coast of Northern CaliforniaMon, Oct 15, 11:49 AM PDT · 17153 days ago · 20 km deep · 29 km away
19. 1.626 km WSW of Ferndale, CaliforniaMon, Oct 15, 1:42 AM PDT · 17153 days ago · 24 km deep · 41 km away
20. 3.04 km NE of Trinidad, CaliforniaSun, Oct 14, 7:23 PM PDT · 17153 days ago · 19 km deep · 38 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1048455. Read Thu, Oct 1, 2026, 9:38 AM UTC.