California earthquakes

M2.2 earthquake 3 km ESE of Aromas, California

A magnitude 2.2 earthquake struck 3 km ESE of Aromas, California on Mon, Apr 23, 1984, 4:16 AM PST (12:16 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M2.4 8 km ENE of Morgan Hill, 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
1984-04-23 12:16:43 UTC
Depth
7.2 km (4.5 mi), shallow
Epicenter
36.874° N, 121.611° 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
58°
Stations used
53

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 183 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.716 km E of Seven Trees, California · 15466 days ago · 5 km deep · 45 km away
  2. 2.08 km NE of Morgan Hill, California · 15466 days ago · 3 km deep · 34 km away
  3. 1.610 km NE of Morgan Hill, California · 15465 days ago · 8 km deep · 36 km away
  4. 2.013 km ESE of East Foothills, California · 15465 days ago · 1 km deep · 53 km away
  5. 1.513 km N of Morgan Hill, California · 15465 days ago · 4 km deep · 41 km away
  6. 1.85 km NNE of Morgan Hill, California · 15464 days ago · 2 km deep · 34 km away
  7. 1.715 km N of Morgan Hill, California · 15464 days ago · 5 km deep · 44 km away
  8. 1.55 km S of Livermore, California · 15464 days ago · 6 km deep · 86 km away
  9. 2.48 km ENE of Morgan Hill, California · 15464 days ago · 3 km deep · 33 km away
  10. 2.814 km N of Morgan Hill, California · 15464 days ago · 6 km deep · 43 km away
  11. 1.814 km E of Seven Trees, California · 15464 days ago · 5 km deep · 48 km away
  12. 1.810 km NE of Gilroy, California · 15464 days ago · 9 km deep · 25 km away
  13. 1.513 km N of Morgan Hill, California · 15463 days ago · 7 km deep · 42 km away
  14. 1.622 km ESE of Tres Pinos, California · 15463 days ago · 0 km deep · 50 km away
  15. 1.78 km ENE of Morgan Hill, California · 15462 days ago · 4 km deep · 31 km away
  16. 2.014 km E of Seven Trees, California · 15462 days ago · 0 km deep · 46 km away
  17. 1.721 km NE of Soledad, California · 15462 days ago · 7 km deep · 56 km away
  18. 2.616 km N of Morgan Hill, California · 15462 days ago · 8 km deep · 45 km away
  19. 1.78 km ENE of Morgan Hill, California · 15462 days ago · 3 km deep · 33 km away
  20. 1.614 km E of Seven Trees, California · 15462 days ago · 1 km deep · 46 km away
  21. 3.03 km N of North Fair Oaks, California · 15462 days ago · 9 km deep · 87 km away
  22. 1.75 km ESE of East Foothills, California · 15461 days ago · 0 km deep · 57 km away
  23. 1.612 km NNE of Morgan Hill, California · 15461 days ago · 6 km deep · 41 km away
  24. 1.87 km ENE of Morgan Hill, California · 15461 days ago · 3 km deep · 31 km away
  25. 1.812 km N of Morgan Hill, California · 15461 days ago · 3 km deep · 41 km away
  26. 1.9Northern California · 15460 days ago · 7 km deep · 59 km away
  27. 3.12 km SW of San Juan Bautista, California · 15460 days ago · 5 km deep · 7 km away
  28. 1.93 km W of Cambrian Park, California · 15460 days ago · 7 km deep · 53 km away
  29. 1.922 km NE of San Lucas, California · 15459 days ago · 6 km deep · 95 km away
  30. 1.716 km E of Seven Trees, California · 15459 days ago · 6 km deep · 45 km away
  31. 2.531 km W of Three Rocks, California · 15459 days ago · 5 km deep · 86 km away
  32. 2.221 km NNE of Soledad, California · 15459 days ago · 6 km deep · 49 km away
  33. 1.69 km NNE of Morgan Hill, California · 15459 days ago · 4 km deep · 36 km away
  34. 2.014 km SSE of Tres Pinos, California · 15459 days ago · 4 km deep · 38 km away
  35. 1.94 km N of Moss Landing, California · 15458 days ago · 11 km deep · 17 km away
  36. 1.59 km ENE of Morgan Hill, California · 15458 days ago · 4 km deep · 32 km away
  37. 1.511 km ESE of East Foothills, California · 15458 days ago · 0 km deep · 51 km away
  38. 2.114 km E of Seven Trees, California · 15458 days ago · 3 km deep · 47 km away
  39. 1.614 km S of Tres Pinos, California · 15458 days ago · 10 km deep · 37 km away
  40. 1.613 km E of Seven Trees, California · 15458 days ago · 3 km deep · 48 km away
  41. 1.79 km NNE of Morgan Hill, California · 15458 days ago · 5 km deep · 38 km away
  42. 1.613 km N of Morgan Hill, California · 15458 days ago · 4 km deep · 41 km away
  43. 2.124 km NE of Greenfield, California · 15457 days ago · 7 km deep · 66 km away
  44. 1.69 km NNE of Morgan Hill, California · 15457 days ago · 2 km deep · 37 km away
  45. 1.614 km N of Morgan Hill, California · 15457 days ago · 5 km deep · 43 km away
  46. 1.615 km E of Seven Trees, California · 15457 days ago · 8 km deep · 46 km away
  47. 2.115 km E of Seven Trees, California · 15457 days ago · 9 km deep · 46 km away
  48. 1.714 km E of Seven Trees, California · 15457 days ago · 8 km deep · 48 km away
  49. 1.67 km ENE of Morgan Hill, California · 15457 days ago · 1 km deep · 31 km away
  50. 1.78 km ENE of Morgan Hill, California · 15456 days ago · 0 km deep · 31 km away
  51. 2.97 km ENE of Morgan Hill, California · 15456 days ago · 2 km deep · 31 km away
  52. 3.414 km N of Morgan Hill, California · 15456 days ago · 6 km deep · 43 km away
  53. 2.118 km N of Morgan Hill, California · 15456 days ago · 1 km deep · 46 km away
  54. 1.718 km E of Seven Trees, California · 15456 days ago · 6 km deep · 47 km away
  55. 2.17 km E of East Foothills, California · 15456 days ago · 8 km deep · 57 km away
  56. 3.215 km E of Seven Trees, California · 15455 days ago · 6 km deep · 46 km away
  57. 2.224 km NE of Greenfield, California · 15455 days ago · 0 km deep · 70 km away
  58. 2.314 km ESE of Tres Pinos, California · 15455 days ago · 10 km deep · 42 km away
  59. 1.614 km E of Seven Trees, California · 15455 days ago · 4 km deep · 45 km away
  60. 1.925 km ENE of Greenfield, California · 15454 days ago · 5 km deep · 76 km away

The first 60 of 183.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc16244. Read Tue, Sep 22, 2026, 9:39 PM UTC.