California earthquakes

M2.1 earthquake 41 km WNW of Samoa, California

A magnitude 2.1 earthquake struck 41 km WNW of Samoa, California on Mon, Nov 17, 1980, 3:41 AM PST (11:41 UTC), 25 km (15 mi) below the surface.

A larger quake followed: M5.0 53 km WNW of Big Lagoon, California. 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
2.1 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1980-11-17 11:41:46 UTC
Depth
24.8 km (15.4 mi), shallow
Epicenter
40.919° N, 124.661° 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 5.8 km horizontally, 8.6 km in depth
Depth from
From location
Station coverage gap
306°, poorly surrounded by stations
Stations used
10

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 201 in the 60 days after this one and at least 200 in the 30 days before it.

After

  1. 1.753 km WNW of Indianola, California · 16755 days ago · 22 km deep · 21 km away
  2. 2.352 km W of Trinidad, California · 16755 days ago · 9 km deep · 21 km away
  3. 3.239 km SW of Ferndale, California · 16755 days ago · 23 km deep · 66 km away
  4. 1.837 km WNW of Samoa, California · 16755 days ago · 3 km deep · 6 km away
  5. 3.096 km W of Ferndale, California · 16755 days ago · 26 km deep · 65 km away
  6. 1.79 km WNW of Indianola, California · 16755 days ago · 13 km deep · 36 km away
  7. 2.22 km NE of Samoa, California · 16755 days ago · 8 km deep · 42 km away
  8. 1.956 km W of Indianola, California · 16755 days ago · 7 km deep · 25 km away
  9. 1.943 km WNW of Indianola, California · 16755 days ago · 4 km deep · 18 km away
  10. 2.033 km WNW of Indianola, California · 16755 days ago · 20 km deep · 14 km away
  11. 3.367 km W of Indianola, California · 16755 days ago · 25 km deep · 35 km away
  12. 2.530 km W of Big Lagoon, California · 16755 days ago · 25 km deep · 31 km away
  13. 2.063 km WNW of Indianola, California · 16755 days ago · 4 km deep · 25 km away
  14. 1.9112 km W of Ferndale, California · 16755 days ago · 8 km deep · 96 km away
  15. 1.999 km WSW of Ferndale, California · 16755 days ago · 4 km deep · 86 km away
  16. 2.323 km WNW of Fields Landing, California · 16755 days ago · 37 km deep · 20 km away
  17. 2.377 km W of Ferndale, California · 16755 days ago · 5 km deep · 51 km away
  18. 1.610 km W of Trinidad, California · 16755 days ago · 15 km deep · 36 km away
  19. 1.933 km WNW of Indianola, California · 16755 days ago · 22 km deep · 14 km away
  20. 1.626 km WNW of Samoa, California · 16755 days ago · 19 km deep · 15 km away
  21. 1.619 km W of Big Lagoon, California · 16755 days ago · 10 km deep · 35 km away
  22. 2.424 km W of Indianola, California · 16755 days ago · 18 km deep · 28 km away
  23. 1.714 km NW of Orick, California · 16755 days ago · 24 km deep · 62 km away
  24. 2.38 km S of Blue Lake, California · 16755 days ago · 12 km deep · 59 km away
  25. 3.035 km WNW of Samoa, California · 16755 days ago · 32 km deep · 11 km away
  26. 1.856 km W of Ferndale, California · 16755 days ago · 12 km deep · 46 km away
  27. 2.761 km W of Ferndale, California · 16755 days ago · 17 km deep · 48 km away
  28. 1.947 km WNW of Indianola, California · 16754 days ago · -1 km deep · 16 km away
  29. 3.483 km WNW of Indianola, California · 16754 days ago · 4 km deep · 46 km away
  30. 1.754 km W of Indianola, California · 16754 days ago · 6 km deep · 23 km away
  31. 1.610 km WNW of Big Lagoon, California · 16754 days ago · 12 km deep · 47 km away
  32. 2.49 km W of Loleta, California · 16754 days ago · 27 km deep · 41 km away
  33. 1.856 km W of Indianola, California · 16754 days ago · 0 km deep · 25 km away
  34. 1.819 km W of Ferndale, California · 16754 days ago · 20 km deep · 43 km away
  35. 1.58 km WSW of Trinidad, California · 16754 days ago · 4 km deep · 38 km away
  36. 1.62 km N of McKinleyville, California · 16754 days ago · 4 km deep · 47 km away
  37. 1.549 km W of Ferndale, California · 16754 days ago · 3 km deep · 33 km away
  38. 1.724 km WSW of Trinidad, California · 16754 days ago · 1 km deep · 22 km away
  39. 2.3off the coast of Northern California · 16754 days ago · 6 km deep · 52 km away
  40. 3.738 km SW of Ferndale, California · 16754 days ago · 27 km deep · 65 km away
  41. 1.88 km E of Redcrest, California · 16754 days ago · 25 km deep · 90 km away
  42. 2.694 km W of Ferndale, California · 16754 days ago · 24 km deep · 79 km away
  43. 2.4near the coast of Northern California · 16754 days ago · 19 km deep · 26 km away
  44. 2.058 km W of Indianola, California · 16754 days ago · 10 km deep · 27 km away
  45. 1.61 km WNW of Trinidad, California · 16754 days ago · 5 km deep · 45 km away
  46. 1.86 km SSW of Trinidad, California · 16754 days ago · 11 km deep · 42 km away
  47. 2.624 km SW of Ferndale, California · 16754 days ago · 48 km deep · 62 km away
  48. 2.363 km WSW of Ferndale, California · 16754 days ago · 45 km deep · 59 km away
  49. 1.619 km NE of Fieldbrook, California · 16753 days ago · 4 km deep · 70 km away
  50. 3.32 km SSE of Fields Landing, California · 16753 days ago · 14 km deep · 45 km away
  51. 1.731 km W of Big Lagoon, California · 16753 days ago · 10 km deep · 30 km away
  52. 2.4105 km W of Ferndale, California · 16753 days ago · 5 km deep · 79 km away
  53. 1.8104 km W of Ferndale, California · 16753 days ago · 4 km deep · 90 km away
  54. 2.452 km W of Trinidad, California · 16753 days ago · 12 km deep · 18 km away
  55. 2.069 km W of Indianola, California · 16753 days ago · 14 km deep · 37 km away
  56. 1.939 km WNW of Big Lagoon, California · 16753 days ago · -1 km deep · 36 km away
  57. 2.35 km NNW of Big Lagoon, California · 16753 days ago · 28 km deep · 54 km away
  58. 3.020 km NE of Hydesville, California · 16753 days ago · 4 km deep · 70 km away
  59. 2.023 km WNW of Samoa, California · 16753 days ago · 29 km deep · 18 km away
  60. 2.645 km WNW of Samoa, California · 16752 days ago · 24 km deep · 7 km away

The first 60 of at least 201.

Before

  1. 2.56 km W of Loleta, California · 16756 days ago · 26 km deep · 43 km away
  2. 1.86 km WNW of Manila, California · 16756 days ago · 16 km deep · 36 km away
  3. 1.752 km W of Indianola, California · 16756 days ago · 1 km deep · 23 km away
  4. 1.915 km WNW of Trinidad, California · 16756 days ago · 17 km deep · 34 km away
  5. 1.67 km WSW of Indianola, California · 16756 days ago · 26 km deep · 41 km away
  6. 2.923 km WNW of Ferndale, California · 16756 days ago · 18 km deep · 31 km away
  7. 2.053 km W of Indianola, California · 16756 days ago · 5 km deep · 24 km away
  8. 3.027 km W of Indianola, California · 16756 days ago · 17 km deep · 27 km away
  9. 3.422 km WNW of Ferndale, California · 16756 days ago · 17 km deep · 32 km away
  10. 3.359 km WSW of Ferndale, California · 16756 days ago · 23 km deep · 62 km away
  11. 2.269 km W of Indianola, California · 16756 days ago · 6 km deep · 37 km away
  12. 3.159 km W of Indianola, California · 16756 days ago · 12 km deep · 30 km away
  13. 1.51 km WSW of Trinity Village, California · 16756 days ago · 24 km deep · 94 km away
  14. 2.653 km WSW of Ferndale, California · 16756 days ago · 57 km deep · 57 km away
  15. 2.257 km W of Indianola, California · 16756 days ago · 1 km deep · 28 km away
  16. 2.138 km W of Big Lagoon, California · 16756 days ago · 21 km deep · 27 km away
  17. 2.0107 km W of Ferndale, California · 16756 days ago · 4 km deep · 89 km away
  18. 2.434 km WNW of Trinidad, California · 16756 days ago · 26 km deep · 25 km away
  19. 1.619 km W of Trinidad, California · 16756 days ago · 14 km deep · 30 km away
  20. 3.022 km WNW of Trinidad, California · 16756 days ago · 13 km deep · 31 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1057178. Read Fri, Oct 2, 2026, 11:04 PM UTC.