California earthquakes

M2.2 earthquake 2 km ESE of Aromas, California

A magnitude 2.2 earthquake struck 2 km ESE of Aromas, California on Wed, Apr 29, 1981, 1:27 AM PDT (08:27 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M2.8 21 km SE of Tres Pinos, 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
2.2 (md), micro
Local time
UTC
1981-04-29 08:27:01 UTC
Depth
7.0 km (4.3 mi), shallow
Epicenter
36.882° N, 121.616° 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 0.2 km horizontally, 0.3 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
54°
Stations used
71

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 155 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 1.69 km ESE of East Foothills, California · 16582 days ago · 8 km deep · 53 km away
  2. 2.29 km ESE of East Foothills, California · 16582 days ago · 8 km deep · 54 km away
  3. 1.78 km W of Gilroy, California · 16580 days ago · 7 km deep · 14 km away
  4. 1.524 km ENE of Greenfield, California · 16579 days ago · 6 km deep · 76 km away
  5. 1.723 km NNE of San Lucas, California · 16578 days ago · 5 km deep · 90 km away
  6. 1.66 km WSW of Pescadero, California · 16578 days ago · 6 km deep · 83 km away
  7. 2.821 km SE of Tres Pinos, California · 16577 days ago · 8 km deep · 48 km away
  8. 1.58 km NE of Gilroy, California · 16577 days ago · 3 km deep · 22 km away
  9. 1.811 km NNW of Pacific Grove, California · 16577 days ago · 0 km deep · 37 km away
  10. 1.721 km SE of Tres Pinos, California · 16577 days ago · 7 km deep · 47 km away
  11. 1.65 km SSW of Tres Pinos, California · 16576 days ago · 7 km deep · 29 km away
  12. 2.11 km NE of Tres Pinos, California · 16575 days ago · 9 km deep · 29 km away
  13. 2.93 km W of San Juan Bautista, California · 16575 days ago · 5 km deep · 5 km away
  14. 2.621 km SE of Tres Pinos, California · 16575 days ago · 7 km deep · 48 km away
  15. 1.925 km NNE of King City, California · 16575 days ago · 5 km deep · 78 km away
  16. 1.63 km ESE of Tres Pinos, California · 16575 days ago · 8 km deep · 32 km away
  17. 1.7Northern California · 16574 days ago · 9 km deep · 24 km away
  18. 1.720 km E of Big Sur, California · 16574 days ago · 12 km deep · 66 km away
  19. 1.86 km NE of Ridgemark, California · 16574 days ago · 7 km deep · 26 km away
  20. 2.223 km W of Three Rocks, California · 16574 days ago · 8 km deep · 95 km away
  21. 1.637 km W of Three Rocks, California · 16573 days ago · 3 km deep · 81 km away
  22. 1.626 km ENE of Tres Pinos, California · 16573 days ago · 2 km deep · 51 km away
  23. 2.320 km SSE of Tres Pinos, California · 16573 days ago · 5 km deep · 45 km away
  24. 2.714 km E of East Foothills, California · 16573 days ago · 6 km deep · 53 km away
  25. 1.89 km ENE of Gilroy, California · 16572 days ago · 8 km deep · 21 km away
  26. 1.738 km W of Three Rocks, California · 16571 days ago · 1 km deep · 81 km away
  27. 2.420 km SW of Diablo Grande, California · 16571 days ago · 72 km deep · 47 km away
  28. 1.79 km E of Gilroy, California · 16571 days ago · 8 km deep · 21 km away
  29. 1.817 km SSE of Tres Pinos, California · 16569 days ago · 9 km deep · 42 km away
  30. 1.823 km NE of Soledad, California · 16569 days ago · 8 km deep · 56 km away
  31. 1.722 km NE of Soledad, California · 16569 days ago · 8 km deep · 56 km away
  32. 2.023 km NE of King City, California · 16569 days ago · 7 km deep · 82 km away
  33. 1.611 km ESE of East Foothills, California · 16569 days ago · 7 km deep · 51 km away
  34. 2.29 km ENE of Gilroy, California · 16567 days ago · 9 km deep · 22 km away
  35. 1.85 km SSW of Tres Pinos, California · 16567 days ago · 8 km deep · 30 km away
  36. 1.55 km SSW of Tres Pinos, California · 16566 days ago · 8 km deep · 29 km away
  37. 1.63 km NNE of Union City, California · 16566 days ago · 7 km deep · 89 km away
  38. 1.913 km N of Morgan Hill, California · 16566 days ago · 3 km deep · 41 km away
  39. 2.424 km NE of Greenfield, California · 16565 days ago · 8 km deep · 68 km away
  40. 2.110 km ESE of East Foothills, California · 16565 days ago · 7 km deep · 52 km away
  41. 1.914 km SSE of Tres Pinos, California · 16564 days ago · 4 km deep · 38 km away
  42. 1.822 km ENE of Soledad, California · 16564 days ago · 3 km deep · 59 km away
  43. 1.614 km SSE of Tres Pinos, California · 16564 days ago · 4 km deep · 38 km away
  44. 2.222 km NE of Soledad, California · 16564 days ago · 4 km deep · 50 km away
  45. 3.011 km ESE of Gilroy, California · 16564 days ago · 6 km deep · 17 km away
  46. 1.79 km NNW of Hollister, California · 16563 days ago · 7 km deep · 15 km away
  47. 1.815 km E of Seven Trees, California · 16563 days ago · 5 km deep · 46 km away
  48. 1.511 km ESE of Gilroy, California · 16563 days ago · 5 km deep · 17 km away
  49. 2.011 km ESE of Gilroy, California · 16561 days ago · 5 km deep · 17 km away
  50. 3.916 km SW of Volta, California · 16561 days ago · 4 km deep · 52 km away
  51. 1.516 km SW of Volta, California · 16561 days ago · 7 km deep · 52 km away
  52. 1.916 km SW of Volta, California · 16561 days ago · 6 km deep · 52 km away
  53. 2.916 km SW of Volta, California · 16561 days ago · 3 km deep · 52 km away
  54. 1.624 km NE of Greenfield, California · 16561 days ago · 3 km deep · 68 km away
  55. 1.81 km NW of Emerald Lake Hills, California · 16559 days ago · 3 km deep · 88 km away
  56. 2.031 km WNW of Three Rocks, California · 16559 days ago · 10 km deep · 86 km away
  57. 2.12 km ESE of Aromas, California · 16559 days ago · 8 km deep · 0 km away
  58. 1.920 km SSW of Davenport, California · 16558 days ago · 9 km deep · 55 km away
  59. 1.81 km ESE of Aromas, California · 16558 days ago · 8 km deep · 1 km away
  60. 2.59 km NE of Gilroy, California · 16558 days ago · 9 km deep · 24 km away

The first 60 of 155.

Before

  1. 2.025 km ENE of Greenfield, California · 16582 days ago · 5 km deep · 73 km away
  2. 2.616 km N of Morgan Hill, California · 16584 days ago · 6 km deep · 44 km away
  3. 1.66 km SSW of Ridgemark, California · 16584 days ago · 9 km deep · 24 km away
  4. 2.424 km NE of Soledad, California · 16585 days ago · 4 km deep · 55 km away
  5. 2.726 km SE of Tres Pinos, California · 16585 days ago · 10 km deep · 54 km away
  6. 4.18 km N of Day Valley, California · 16586 days ago · 13 km deep · 35 km away
  7. 1.67 km NNE of East Foothills, California · 16586 days ago · 11 km deep · 63 km away
  8. 1.730 km NE of San Lucas, California · 16586 days ago · 9 km deep · 97 km away
  9. 1.626 km NE of King City, California · 16587 days ago · 4 km deep · 82 km away
  10. 2.426 km NE of King City, California · 16587 days ago · 6 km deep · 82 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1063120. Read Tue, Sep 22, 2026, 4:15 PM UTC.