California earthquakes

M2.2 earthquake 4 km ESE of Aromas, California

A magnitude 2.2 earthquake struck 4 km ESE of Aromas, California on Mon, Oct 23, 1989, 3:31 AM PDT (10:31 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.7 6 km NE of Day Valley, 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, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1989-10-23 10:31:25 UTC
Depth
5.4 km (3.3 mi), shallow
Epicenter
36.868° N, 121.602° 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, 0.4 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
84°
Stations used
33

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 198 in the 60 days after this one and at least 199 in the 30 days before it.

After

  1. 1.61 km NNE of Interlaken, California · 13493 days ago · 13 km deep · 15 km away
  2. 1.61 km NE of Corralitos, California · 13493 days ago · 12 km deep · 22 km away
  3. 1.64 km NW of Day Valley, California · 13493 days ago · 14 km deep · 34 km away
  4. 1.54 km NE of Interlaken, California · 13493 days ago · 5 km deep · 15 km away
  5. 1.76 km SE of Lexington Hills, California · 13493 days ago · 9 km deep · 40 km away
  6. 1.84 km ESE of Interlaken, California · 13493 days ago · 10 km deep · 11 km away
  7. 2.42 km N of Day Valley, California · 13493 days ago · 12 km deep · 31 km away
  8. 2.01 km N of Lexington Hills, California · 13493 days ago · 4 km deep · 48 km away
  9. 2.41 km NNE of Lompico, California · 13493 days ago · 8 km deep · 49 km away
  10. 2.21 km NE of Interlaken, California · 13493 days ago · 14 km deep · 15 km away
  11. 2.21 km SSE of Day Valley, California · 13493 days ago · 17 km deep · 28 km away
  12. 3.17 km NE of Interlaken, California · 13493 days ago · 3 km deep · 16 km away
  13. 1.52 km ENE of Zayante, California · 13493 days ago · 7 km deep · 45 km away
  14. 1.89 km NNE of Day Valley, California · 13493 days ago · 3 km deep · 35 km away
  15. 1.85 km SW of Gilroy, California · 13493 days ago · 2 km deep · 11 km away
  16. 1.63 km NNW of Corralitos, California · 13493 days ago · 16 km deep · 26 km away
  17. 1.66 km ENE of Corralitos, California · 13493 days ago · 5 km deep · 21 km away
  18. 1.91 km NE of Interlaken, California · 13493 days ago · 13 km deep · 15 km away
  19. 1.75 km SSW of Lexington Hills, California · 13493 days ago · 16 km deep · 44 km away
  20. 1.75 km ESE of Interlaken, California · 13493 days ago · 11 km deep · 10 km away
  21. 2.02 km SSW of Saratoga, California · 13493 days ago · 7 km deep · 57 km away
  22. 3.04 km E of Interlaken, California · 13493 days ago · 6 km deep · 12 km away
  23. 2.12 km NNW of Aromas, California · 13493 days ago · 8 km deep · 6 km away
  24. 1.66 km WNW of Lexington Hills, California · 13493 days ago · 10 km deep · 53 km away
  25. 1.67 km N of Day Valley, California · 13493 days ago · 9 km deep · 35 km away
  26. 1.631 km ENE of Soledad, California · 13493 days ago · 8 km deep · 60 km away
  27. 1.92 km SSW of Lexington Hills, California · 13493 days ago · 12 km deep · 46 km away
  28. 1.54 km WSW of Lexington Hills, California · 13493 days ago · 17 km deep · 48 km away
  29. 3.16 km ESE of Lexington Hills, California · 13493 days ago · 9 km deep · 41 km away
  30. 1.91 km NNE of Corralitos, California · 13493 days ago · 16 km deep · 23 km away
  31. 1.86 km SW of Monte Sereno, California · 13493 days ago · 13 km deep · 54 km away
  32. 1.58 km N of Day Valley, California · 13493 days ago · 3 km deep · 35 km away
  33. 1.83 km NNW of Aromas, California · 13493 days ago · 7 km deep · 8 km away
  34. 1.52 km SSW of Lexington Hills, California · 13493 days ago · 14 km deep · 46 km away
  35. 1.54 km W of Hollister, California · 13493 days ago · 4 km deep · 13 km away
  36. 1.68 km ESE of Lexington Hills, California · 13493 days ago · 3 km deep · 38 km away
  37. 1.72 km NE of Corralitos, California · 13493 days ago · 15 km deep · 23 km away
  38. 1.52 km ENE of Corralitos, California · 13493 days ago · 15 km deep · 22 km away
  39. 1.82 km SE of Day Valley, California · 13493 days ago · 18 km deep · 28 km away
  40. 1.64 km NE of Amesti, California · 13493 days ago · 14 km deep · 19 km away
  41. 1.96 km W of Lexington Hills, California · 13493 days ago · 15 km deep · 52 km away
  42. 2.12 km SSW of Lexington Hills, California · 13493 days ago · 13 km deep · 46 km away
  43. 1.81 km S of Lexington Hills, California · 13492 days ago · 8 km deep · 45 km away
  44. 3.25 km ENE of Day Valley, California · 13492 days ago · 4 km deep · 28 km away
  45. 1.72 km E of Corralitos, California · 13492 days ago · 15 km deep · 21 km away
  46. 3.03 km NE of Lexington Hills, California · 13492 days ago · 6 km deep · 47 km away
  47. 1.65 km E of Interlaken, California · 13492 days ago · 7 km deep · 11 km away
  48. 1.88 km N of Day Valley, California · 13492 days ago · 3 km deep · 35 km away
  49. 2.63 km NE of Lexington Hills, California · 13492 days ago · 6 km deep · 47 km away
  50. 1.52 km NNE of Soquel, California · 13492 days ago · 3 km deep · 34 km away
  51. 1.8Northern California · 13492 days ago · 8 km deep · 48 km away
  52. 1.72 km NNE of Lexington Hills, California · 13492 days ago · 5 km deep · 47 km away
  53. 2.49 km N of Day Valley, California · 13492 days ago · 2 km deep · 35 km away
  54. 2.57 km SW of Gilroy, California · 13492 days ago · 4 km deep · 11 km away
  55. 2.14 km NNW of Aromas, California · 13492 days ago · 11 km deep · 8 km away
  56. 2.14 km N of Interlaken, California · 13492 days ago · 12 km deep · 18 km away
  57. 2.14 km E of Day Valley, California · 13492 days ago · 4 km deep · 27 km away
  58. 1.65 km ENE of Zayante, California · 13492 days ago · 19 km deep · 44 km away
  59. 2.36 km NW of Day Valley, California · 13492 days ago · 13 km deep · 36 km away
  60. 1.63 km NNW of Day Valley, California · 13492 days ago · 13 km deep · 33 km away

The first 60 of 198.

Before

  1. 1.93 km SSW of Lexington Hills, California · 13493 days ago · 13 km deep · 46 km away
  2. 1.75 km E of Interlaken, California · 13493 days ago · 6 km deep · 12 km away
  3. 1.62 km SSW of Lexington Hills, California · 13493 days ago · 12 km deep · 46 km away
  4. 2.15 km SW of Gilroy, California · 13493 days ago · 3 km deep · 11 km away
  5. 1.84 km ESE of Interlaken, California · 13493 days ago · 12 km deep · 11 km away
  6. 1.97 km WNW of Day Valley, California · 13493 days ago · 19 km deep · 37 km away
  7. 1.64 km ESE of Interlaken, California · 13493 days ago · 11 km deep · 11 km away
  8. 1.69 km N of Day Valley, California · 13493 days ago · 4 km deep · 37 km away
  9. 1.81 km SSW of Lexington Hills, California · 13493 days ago · 8 km deep · 46 km away
  10. 1.65 km NNW of Aromas, California · 13494 days ago · 7 km deep · 10 km away
  11. 2.33 km N of Day Valley, California · 13494 days ago · 10 km deep · 32 km away
  12. 1.99 km NNE of Day Valley, California · 13494 days ago · 4 km deep · 34 km away
  13. 1.84 km ESE of Interlaken, California · 13494 days ago · 12 km deep · 11 km away
  14. 1.80 km NNE of Aptos Hills-Larkin Valley, California · 13494 days ago · 9 km deep · 23 km away
  15. 2.16 km ENE of Day Valley, California · 13494 days ago · 4 km deep · 26 km away
  16. 2.431 km ENE of Soledad, California · 13494 days ago · 8 km deep · 60 km away
  17. 1.65 km ENE of Day Valley, California · 13494 days ago · 2 km deep · 28 km away
  18. 1.54 km E of Interlaken, California · 13494 days ago · 9 km deep · 11 km away
  19. 2.44 km ESE of Aromas, California · 13494 days ago · 6 km deep · 0 km away
  20. 2.02 km NW of Los Altos Hills, California · 13494 days ago · 3 km deep · 76 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc145682. Read Fri, Oct 2, 2026, 3:45 PM UTC.