California earthquakes

M2.0 earthquake 4 km ESE of Aromas, California

A magnitude 2.0 earthquake struck 4 km ESE of Aromas, California on Sun, Feb 1, 1981, 8:40 PM PST (04:40 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.3 15 km SSE of Livermore, California. This one was a foreshock.

Aromas forecastMore in California

Map

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

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The earthquake

Magnitude
2.0 (md), micro
Local time
UTC
1981-02-02 04:40:25 UTC
Depth
5.8 km (3.6 mi), shallow
Epicenter
36.865° N, 121.597° 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 0.1 km horizontally, 0.2 km in depth
Magnitude uncertainty
±0.17
Depth from
From location
Station coverage gap
54°
Stations used
55

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 182 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.620 km NE of Tres Pinos, California · 16659 days ago · 1 km deep · 42 km away
  2. 2.315 km SSE of Livermore, California · 16659 days ago · 1 km deep · 78 km away
  3. 2.521 km NE of Soledad, California · 16659 days ago · 3 km deep · 51 km away
  4. 2.121 km NE of Soledad, California · 16658 days ago · 3 km deep · 50 km away
  5. 2.224 km NE of Greenfield, California · 16658 days ago · 8 km deep · 66 km away
  6. 1.622 km NE of Soledad, California · 16658 days ago · 6 km deep · 48 km away
  7. 1.622 km NNE of Soledad, California · 16657 days ago · 4 km deep · 45 km away
  8. 1.613 km SE of Tres Pinos, California · 16657 days ago · 3 km deep · 39 km away
  9. 2.013 km S of Tres Pinos, California · 16657 days ago · 4 km deep · 35 km away
  10. 1.825 km NE of King City, California · 16657 days ago · 0 km deep · 76 km away
  11. 2.77 km ENE of San Martin, California · 16656 days ago · 3 km deep · 28 km away
  12. 1.52 km WSW of Cupertino, California · 16656 days ago · 4 km deep · 65 km away
  13. 1.82 km NNW of Hollister, California · 16655 days ago · 7 km deep · 16 km away
  14. 2.19 km SSE of Sunol, California · 16654 days ago · 9 km deep · 76 km away
  15. 1.523 km ENE of Soledad, California · 16654 days ago · 6 km deep · 63 km away
  16. 2.12 km NNW of Hollister, California · 16654 days ago · 7 km deep · 17 km away
  17. 2.022 km NNE of Soledad, California · 16654 days ago · 2 km deep · 46 km away
  18. 1.99 km NNW of Hollister, California · 16654 days ago · 4 km deep · 17 km away
  19. 1.623 km ENE of San Lucas, California · 16654 days ago · 6 km deep · 99 km away
  20. 1.75 km WNW of San Juan Bautista, California · 16653 days ago · 5 km deep · 1 km away
  21. 1.712 km ESE of Livermore, California · 16653 days ago · 8 km deep · 86 km away
  22. 1.824 km ENE of Greenfield, California · 16653 days ago · 7 km deep · 71 km away
  23. 2.3Northern California · 16653 days ago · 8 km deep · 65 km away
  24. 1.63 km S of San Juan Bautista, California · 16653 days ago · 6 km deep · 8 km away
  25. 1.59 km SSW of Tres Pinos, California · 16652 days ago · 3 km deep · 27 km away
  26. 1.825 km NE of King City, California · 16652 days ago · 8 km deep · 77 km away
  27. 2.49 km ESE of Gilroy, California · 16651 days ago · 5 km deep · 18 km away
  28. 1.69 km ESE of East Foothills, California · 16651 days ago · 9 km deep · 56 km away
  29. 1.69 km ESE of Gilroy, California · 16651 days ago · 5 km deep · 18 km away
  30. 1.621 km NE of Soledad, California · 16651 days ago · 7 km deep · 52 km away
  31. 1.79 km NNE of Hollister, California · 16650 days ago · 6 km deep · 23 km away
  32. 2.75 km ENE of East Foothills, California · 16650 days ago · 5 km deep · 62 km away
  33. 1.74 km SSE of San Juan Bautista, California · 16650 days ago · 5 km deep · 9 km away
  34. 3.01 km ESE of Aromas, California · 16650 days ago · 9 km deep · 3 km away
  35. 2.12 km ESE of Aromas, California · 16649 days ago · 7 km deep · 2 km away
  36. 1.62 km ESE of Aromas, California · 16649 days ago · 7 km deep · 2 km away
  37. 1.78 km SSW of Tres Pinos, California · 16649 days ago · 3 km deep · 28 km away
  38. 1.726 km NE of Soledad, California · 16649 days ago · 8 km deep · 56 km away
  39. 2.52 km ESE of Aromas, California · 16649 days ago · 7 km deep · 2 km away
  40. 3.010 km S of Davenport, California · 16649 days ago · 9 km deep · 53 km away
  41. 2.22 km ESE of Aromas, California · 16649 days ago · 7 km deep · 2 km away
  42. 2.11 km SSW of Tres Pinos, California · 16649 days ago · 6 km deep · 26 km away
  43. 1.75 km SW of Gilroy, California · 16649 days ago · 5 km deep · 12 km away
  44. 2.52 km ESE of Aromas, California · 16649 days ago · 7 km deep · 2 km away
  45. 1.711 km SSE of Tres Pinos, California · 16648 days ago · 18 km deep · 35 km away
  46. 2.43 km ESE of Aromas, California · 16648 days ago · 7 km deep · 2 km away
  47. 2.27 km ENE of San Martin, California · 16648 days ago · 3 km deep · 27 km away
  48. 2.87 km ENE of San Martin, California · 16648 days ago · 3 km deep · 27 km away
  49. 1.59 km S of Tres Pinos, California · 16648 days ago · 4 km deep · 29 km away
  50. 3.17 km ENE of San Martin, California · 16648 days ago · 3 km deep · 27 km away
  51. 1.52 km S of San Juan Bautista, California · 16648 days ago · 3 km deep · 8 km away
  52. 1.610 km NNW of Hollister, California · 16647 days ago · 3 km deep · 14 km away
  53. 1.610 km NE of San Martin, CA · 16647 days ago · 8 km deep · 32 km away
  54. 1.67 km ENE of San Martin, California · 16647 days ago · 3 km deep · 27 km away
  55. 1.92 km ESE of Aromas, California · 16647 days ago · 6 km deep · 2 km away
  56. 3.03 km ESE of Aromas, CA · 16647 days ago · 7 km deep · 2 km away
  57. 3.12 km ESE of Aromas, California · 16647 days ago · 7 km deep · 3 km away
  58. 2.53 km ESE of Aromas, CA · 16647 days ago · 7 km deep · 2 km away
  59. 1.5Central California · 16647 days ago · 7 km deep · 2 km away
  60. 3.12 km E of Aromas, California · 16646 days ago · 6 km deep · 3 km away

The first 60 of 182.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1059880. Read Tue, Sep 22, 2026, 4:09 PM UTC.