California earthquakes

M2.9 earthquake 48 km WNW of Samoa, California

A magnitude 2.9 earthquake struck 48 km WNW of Samoa, California on Tue, Sep 16, 1980, 12:43 AM PDT (07:43 UTC), 19 km (12 mi) below the surface.

A larger quake followed: M7.2 The 1980 Eureka, California Earthquake. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.9 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1980-09-16 07:43:28 UTC
Depth
19.4 km (12.0 mi), shallow
Epicenter
40.911° N, 124.748° W
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 3.1 km horizontally, 2.6 km in depth
Depth from
From location
Station coverage gap
288°, poorly surrounded by stations
Stations used
15

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 55 in the 30 days before it.

After

  1. 1.737 km SW of Scotia, California · 16819 days ago · 26 km deep · 77 km away
  2. 1.723 km WNW of Ferndale, California · 16819 days ago · 22 km deep · 34 km away
  3. 2.0117 km W of Ferndale, California · 16819 days ago · 3 km deep · 93 km away
  4. 1.718 km SSW of Ferndale, California · 16818 days ago · 16 km deep · 65 km away
  5. 1.528 km NW of Shelter Cove, California · 16817 days ago · 0 km deep · 86 km away
  6. 2.423 km WNW of Indianola, California · 16816 days ago · 25 km deep · 29 km away
  7. 2.631 km NW of Shelter Cove, California · 16816 days ago · 4 km deep · 85 km away
  8. 3.25 km SE of Big Lagoon, California · 16816 days ago · 29 km deep · 61 km away
  9. 2.931 km WNW of Ferndale, California · 16815 days ago · 21 km deep · 32 km away
  10. 1.6Northern California · 16815 days ago · 20 km deep · 69 km away
  11. 2.5near the coast of Northern California · 16815 days ago · 0 km deep · 59 km away
  12. 1.67 km WSW of Ferndale, California · 16814 days ago · 12 km deep · 53 km away
  13. 2.629 km NW of Shelter Cove, California · 16814 days ago · 28 km deep · 85 km away
  14. 1.923 km SW of Ferndale, California · 16813 days ago · 26 km deep · 55 km away
  15. 1.722 km SW of Ferndale, California · 16813 days ago · 25 km deep · 55 km away
  16. 1.828 km SW of Ferndale, California · 16813 days ago · 19 km deep · 57 km away
  17. 1.82 km NNE of Manila, California · 16812 days ago · 24 km deep · 50 km away
  18. 2.550 km WNW of Ferndale, California · 16812 days ago · 2 km deep · 25 km away
  19. 1.96 km WSW of Rio Dell, California · 16810 days ago · 21 km deep · 67 km away
  20. 1.520 km WNW of Mad River, California · 16810 days ago · 19 km deep · 96 km away
  21. 1.719 km WNW of Fields Landing, California · 16809 days ago · 24 km deep · 30 km away
  22. 3.278 km W of Big Lagoon, California · 16808 days ago · 5 km deep · 42 km away
  23. 2.57 km N of Big Lagoon, California · 16808 days ago · 15 km deep · 63 km away
  24. 2.569 km WNW of Samoa, California · 16808 days ago · 9 km deep · 21 km away
  25. 1.513 km WNW of Manila, California · 16808 days ago · 11 km deep · 37 km away
  26. 1.616 km NNE of Redcrest, California · 16807 days ago · 5 km deep · 85 km away
  27. 1.513 km NNE of Redcrest, California · 16807 days ago · 25 km deep · 86 km away
  28. 2.4106 km W of Ferndale, California · 16806 days ago · 5 km deep · 85 km away
  29. 1.732 km WSW of Ferndale, California · 16806 days ago · 22 km deep · 54 km away
  30. 1.717 km SSE of Blue Lake, California · 16805 days ago · 22 km deep · 76 km away
  31. 2.583 km W of Ferndale, California · 16804 days ago · 4 km deep · 52 km away
  32. 1.9100 km W of Ferndale, California · 16803 days ago · 3 km deep · 80 km away
  33. 1.658 km SW of Ferndale, California · 16803 days ago · 5 km deep · 71 km away
  34. 1.823 km W of Ferndale, California · 16803 days ago · 22 km deep · 42 km away
  35. 1.723 km SSW of Ferndale, California · 16802 days ago · 22 km deep · 68 km away
  36. 1.831 km SW of Ferndale, California · 16801 days ago · 24 km deep · 57 km away
  37. 2.453 km W of Ferndale, California · 16801 days ago · 4 km deep · 37 km away
  38. 1.539 km SW of Ferndale, California · 16800 days ago · 17 km deep · 72 km away
  39. 2.9113 km WSW of Ferndale, California · 16799 days ago · 5 km deep · 91 km away
  40. 2.4107 km WNW of Ferndale, California · 16799 days ago · 4 km deep · 63 km away
  41. 1.528 km SW of Ferndale, California · 16797 days ago · 18 km deep · 64 km away
  42. 1.616 km WSW of Ferndale, California · 16797 days ago · 24 km deep · 50 km away
  43. 2.030 km NW of Shelter Cove, California · 16795 days ago · 4 km deep · 84 km away
  44. 1.839 km SW of Ferndale, California · 16795 days ago · 24 km deep · 66 km away
  45. 1.8near the coast of Northern California · 16793 days ago · 33 km deep · 49 km away
  46. 2.728 km SW of Ferndale, California · 16793 days ago · 18 km deep · 65 km away
  47. 3.913 km E of Redcrest, California · 16792 days ago · 30 km deep · 98 km away
  48. 1.66 km SW of Weott, California · 16792 days ago · 5 km deep · 96 km away
  49. 1.65 km SW of Scotia, California · 16792 days ago · 22 km deep · 73 km away
  50. 1.72 km SW of Loleta, California · 16792 days ago · 21 km deep · 52 km away
  51. 3.238 km WNW of Fields Landing, California · 16792 days ago · 21 km deep · 12 km away
  52. 2.4near the coast of Northern California · 16791 days ago · 20 km deep · 38 km away
  53. 2.574 km WSW of Ferndale, California · 16791 days ago · 9 km deep · 67 km away
  54. 3.2near the coast of Northern California · 16791 days ago · 44 km deep · 72 km away
  55. 2.333 km WSW of Ferndale, California · 16789 days ago · 34 km deep · 49 km away
  56. 1.66 km WNW of Indianola, California · 16788 days ago · 9 km deep · 44 km away
  57. 1.630 km SW of Ferndale, California · 16786 days ago · 36 km deep · 67 km away
  58. 2.121 km SW of Scotia, California · 16784 days ago · 32 km deep · 75 km away
  59. 2.39 km NE of Redcrest, California · 16783 days ago · 6 km deep · 91 km away
  60. 2.326 km SSW of Ferndale, California · 16783 days ago · 19 km deep · 65 km away

The first 60 of at least 199.

Before

  1. 1.99 km WSW of Ferndale, California · 16820 days ago · 16 km deep · 52 km away
  2. 3.010 km WSW of Ferndale, California · 16820 days ago · 16 km deep · 52 km away
  3. 1.664 km WSW of Ferndale, California · 16821 days ago · 5 km deep · 60 km away
  4. 1.953 km W of Indianola, California · 16822 days ago · 4 km deep · 19 km away
  5. 2.328 km SW of Scotia, California · 16822 days ago · 8 km deep · 75 km away
  6. 2.028 km SW of Scotia, California · 16822 days ago · 10 km deep · 73 km away
  7. 1.928 km SSW of Ferndale, California · 16822 days ago · 11 km deep · 70 km away
  8. 1.756 km W of Ferndale, California · 16823 days ago · 5 km deep · 36 km away
  9. 1.613 km SW of Scotia, California · 16824 days ago · 24 km deep · 75 km away
  10. 1.712 km WNW of Fields Landing, California · 16824 days ago · 15 km deep · 37 km away
  11. 2.019 km SW of Ferndale, California · 16827 days ago · 17 km deep · 54 km away
  12. 1.921 km WSW of Ferndale, California · 16827 days ago · 14 km deep · 50 km away
  13. 2.894 km W of Big Lagoon, California · 16827 days ago · 4 km deep · 61 km away
  14. 2.327 km W of Trinidad, California · 16830 days ago · 0 km deep · 26 km away
  15. 2.092 km W of Ferndale, California · 16830 days ago · 5 km deep · 73 km away
  16. 3.031 km SW of Scotia, California · 16830 days ago · 18 km deep · 75 km away
  17. 1.736 km SW of Scotia, California · 16830 days ago · 25 km deep · 79 km away
  18. 1.64 km ESE of Cutten, California · 16830 days ago · 24 km deep · 57 km away
  19. 1.838 km SW of Ferndale, California · 16831 days ago · 26 km deep · 68 km away
  20. 1.944 km SW of Ferndale, California · 16832 days ago · 25 km deep · 67 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1055792. Read Sun, Oct 4, 2026, 12:36 PM UTC.