California earthquakes

M2.7 earthquake 5 km SE of Aromas, California

A magnitude 2.7 earthquake struck 5 km SE of Aromas, California on Sat, Feb 18, 1989, 2:47 PM PST (22:47 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M4.5 6 km NE of East Foothills, 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
2.7 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1989-02-18 22:47:13 UTC
Depth
6.2 km (3.8 mi), shallow
Epicenter
36.863° N, 121.596° 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
±0.13
Depth from
From location
Station coverage gap
56°
Stations used
58

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 132 in the 60 days after this one and 57 in the 30 days before it.

After

  1. 2.012 km SSE of Tres Pinos, California · 13740 days ago · 5 km deep · 35 km away
  2. 1.67 km ESE of East Foothills, California · 13740 days ago · 2 km deep · 57 km away
  3. 2.125 km NE of Soledad, California · 13740 days ago · 10 km deep · 53 km away
  4. 2.413 km ESE of Alum Rock, California · 13739 days ago · 7 km deep · 51 km away
  5. 2.15 km ESE of Aromas, California · 13738 days ago · 6 km deep · 0 km away
  6. 1.67 km SSW of Tres Pinos, California · 13738 days ago · 4 km deep · 26 km away
  7. 1.621 km NE of Soledad, California · 13738 days ago · 7 km deep · 48 km away
  8. 2.35 km SE of Aromas, California · 13738 days ago · 6 km deep · 0 km away
  9. 3.17 km NE of Hollister, California · 13738 days ago · 7 km deep · 22 km away
  10. 1.67 km NNE of Hollister, California · 13738 days ago · 6 km deep · 22 km away
  11. 1.65 km SSW of Ridgemark, California · 13737 days ago · 9 km deep · 21 km away
  12. 1.915 km E of Seven Trees, California · 13737 days ago · 6 km deep · 48 km away
  13. 1.67 km WSW of Gilroy, California · 13737 days ago · 4 km deep · 14 km away
  14. 2.27 km NE of Hollister, California · 13736 days ago · 6 km deep · 22 km away
  15. 1.824 km ENE of Soledad, California · 13736 days ago · 2 km deep · 62 km away
  16. 1.824 km NE of Greenfield, California · 13734 days ago · 5 km deep · 64 km away
  17. 1.87 km E of East Foothills, California · 13734 days ago · 8 km deep · 59 km away
  18. 2.82 km NE of Union City, California · 13734 days ago · 8 km deep · 91 km away
  19. 1.613 km N of Morgan Hill, California · 13733 days ago · 3 km deep · 43 km away
  20. 2.024 km NE of Greenfield, California · 13733 days ago · 5 km deep · 67 km away
  21. 1.56 km NE of Morgan Hill, California · 13732 days ago · 3 km deep · 34 km away
  22. 2.38 km NE of Morgan Hill, California · 13732 days ago · 1 km deep · 35 km away
  23. 1.912 km SSE of Tres Pinos, California · 13732 days ago · 5 km deep · 35 km away
  24. 2.80 km SE of Tres Pinos, California · 13731 days ago · 8 km deep · 27 km away
  25. 1.919 km SSE of Tres Pinos, California · 13730 days ago · 4 km deep · 41 km away
  26. 1.98 km SSW of Tres Pinos, California · 13730 days ago · 3 km deep · 26 km away
  27. 1.89 km NNE of East Foothills, California · 13729 days ago · 9 km deep · 68 km away
  28. 1.924 km NE of Greenfield, California · 13729 days ago · 4 km deep · 66 km away
  29. 1.77 km E of East Foothills, California · 13728 days ago · 6 km deep · 58 km away
  30. 2.224 km NE of Greenfield, California · 13728 days ago · 3 km deep · 65 km away
  31. 1.624 km NE of Greenfield, California · 13728 days ago · 8 km deep · 63 km away
  32. 1.61 km SSW of Los Altos Hills, California · 13728 days ago · 4 km deep · 74 km away
  33. 2.710 km ESE of East Foothills, California · 13728 days ago · 7 km deep · 55 km away
  34. 2.010 km ESE of East Foothills, California · 13728 days ago · 7 km deep · 55 km away
  35. 2.030 km NE of Soledad, California · 13727 days ago · 6 km deep · 57 km away
  36. 1.79 km ENE of Gilroy, California · 13727 days ago · 8 km deep · 22 km away
  37. 1.621 km NE of Soledad, California · 13726 days ago · 8 km deep · 54 km away
  38. 1.916 km ENE of Gonzales, California · 13725 days ago · 11 km deep · 41 km away
  39. 2.715 km E of Seven Trees, California · 13724 days ago · 3 km deep · 48 km away
  40. 1.615 km E of Seven Trees, California · 13723 days ago · 6 km deep · 47 km away
  41. 3.414 km N of Morgan Hill, California · 13722 days ago · 7 km deep · 45 km away
  42. 2.01 km W of Hollister, California · 13721 days ago · 4 km deep · 16 km away
  43. 1.624 km NE of Greenfield, California · 13720 days ago · 5 km deep · 70 km away
  44. 1.815 km E of Seven Trees, California · 13720 days ago · 3 km deep · 47 km away
  45. 2.325 km WSW of Three Rocks, California · 13720 days ago · 11 km deep · 95 km away
  46. 2.312 km SSE of Tres Pinos, California · 13719 days ago · 5 km deep · 35 km away
  47. 1.720 km SE of Tres Pinos, California · 13719 days ago · 16 km deep · 46 km away
  48. 2.39 km SW of Ridgemark, California · 13719 days ago · 6 km deep · 17 km away
  49. 1.928 km SSW of South Dos Palos, California · 13717 days ago · 0 km deep · 77 km away
  50. 1.616 km NW of Diablo Grande, California · 13717 days ago · 4 km deep · 70 km away
  51. 1.521 km SSE of Tres Pinos, California · 13716 days ago · 4 km deep · 43 km away
  52. 2.17 km NNE of Tres Pinos, California · 13716 days ago · 8 km deep · 27 km away
  53. 1.58 km SSW of Tres Pinos, California · 13716 days ago · 3 km deep · 27 km away
  54. 1.922 km NE of San Lucas, California · 13715 days ago · 6 km deep · 94 km away
  55. 2.519 km WSW of Volta, California · 13714 days ago · 0 km deep · 46 km away
  56. 1.69 km E of East Foothills, California · 13714 days ago · 6 km deep · 59 km away
  57. 1.926 km NE of Greenfield, California · 13713 days ago · 4 km deep · 65 km away
  58. 1.723 km NE of Soledad, California · 13713 days ago · 3 km deep · 51 km away
  59. 1.616 km SSE of Tres Pinos, California · 13712 days ago · 5 km deep · 38 km away
  60. 2.313 km ESE of Alum Rock, California · 13712 days ago · 7 km deep · 51 km away

The first 60 of 132.

Before

  1. 2.121 km NE of Soledad, California · 13741 days ago · 7 km deep · 48 km away
  2. 1.621 km NE of Soledad, California · 13741 days ago · 6 km deep · 48 km away
  3. 1.78 km NNE of East Foothills, California · 13741 days ago · 8 km deep · 67 km away
  4. 1.623 km ENE of King City, California · 13742 days ago · 4 km deep · 86 km away
  5. 1.830 km SE of Big Sur, California · 13743 days ago · 18 km deep · 89 km away
  6. 2.617 km WSW of Mendota, California · 13744 days ago · 0 km deep · 93 km away
  7. 1.717 km W of Pescadero, California · 13745 days ago · 28 km deep · 95 km away
  8. 2.113 km N of Morgan Hill, California · 13745 days ago · 4 km deep · 44 km away
  9. 1.75 km WSW of Gilroy, California · 13745 days ago · 7 km deep · 14 km away
  10. 1.515 km E of Seven Trees, California · 13746 days ago · 6 km deep · 47 km away
  11. 1.78 km SSW of Tres Pinos, California · 13746 days ago · 3 km deep · 27 km away
  12. 1.614 km E of Seven Trees, California · 13747 days ago · 2 km deep · 48 km away
  13. 2.2Northern California · 13747 days ago · 7 km deep · 73 km away
  14. 1.67 km E of East Foothills, California · 13748 days ago · 9 km deep · 60 km away
  15. 1.56 km ENE of East Foothills, California · 13749 days ago · 8 km deep · 62 km away
  16. 2.110 km S of Tres Pinos, California · 13749 days ago · 4 km deep · 31 km away
  17. 2.89 km NNE of East Foothills, California · 13749 days ago · 9 km deep · 68 km away
  18. 2.57 km E of East Foothills, California · 13751 days ago · 9 km deep · 60 km away
  19. 2.510 km S of Tres Pinos, California · 13751 days ago · 5 km deep · 31 km away
  20. 1.67 km WSW of Gilroy, California · 13753 days ago · 4 km deep · 14 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc131589. Read Sat, Oct 3, 2026, 4:34 PM UTC.