California earthquakes

M2.1 earthquake 10km WSW of Anza, CA

A magnitude 2.1 earthquake struck 10km WSW of Anza, CA on Sun, Sep 23, 1984, 7:41 AM PDT (14:41 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M4.5 12km NE of Julian, CA. This one was a foreshock.

Anza forecastMore in California

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

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The earthquake

Magnitude
2.1 (Mc), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1984-09-23 14:41:29 UTC
Depth
4.3 km (2.7 mi), shallow
Epicenter
33.518° N, 116.778° 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.

Depth from
From location
Station coverage gap
81°
Stations used
0

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 191 in the 60 days after this one and 187 in the 30 days before it.

After

  1. 1.96km NE of Idyllwild, CA · 15350 days ago · 10 km deep · 31 km away
  2. 1.822km ESE of Julian, CA · 15349 days ago · 9 km deep · 68 km away
  3. 1.723km NNE of Indio, CA · 15349 days ago · 4 km deep · 72 km away
  4. 1.722km ESE of Julian, CA · 15349 days ago · 5 km deep · 68 km away
  5. 2.08km SSW of Borrego Springs, CA · 15349 days ago · 12 km deep · 50 km away
  6. 2.226km SSW of Ocotillo Wells, CA · 15349 days ago · 7 km deep · 78 km away
  7. 1.59km NNE of Cabazon, CA · 15349 days ago · 16 km deep · 53 km away
  8. 1.721km ESE of Julian, CA · 15349 days ago · 5 km deep · 67 km away
  9. 1.63km NW of San Bernardino, CA · 15348 days ago · 9 km deep · 86 km away
  10. 2.79km SW of Idyllwild, CA · 15348 days ago · 16 km deep · 18 km away
  11. 2.415km SE of Anza, CA · 15348 days ago · 10 km deep · 22 km away
  12. 1.621km SSE of Salton City, CA · 15348 days ago · 8 km deep · 96 km away
  13. 2.09km S of Yucca Valley, CA · 15348 days ago · 4 km deep · 66 km away
  14. 2.221km ESE of Julian, CA · 15347 days ago · 2 km deep · 65 km away
  15. 1.622km W of Westmorland, CA · 15347 days ago · 8 km deep · 100 km away
  16. 2.411km SW of Salton City, CA · 15347 days ago · 6 km deep · 74 km away
  17. 2.14km W of Garnet, CA · 15347 days ago · 10 km deep · 46 km away
  18. 2.814km N of Cabazon, CA · 15347 days ago · 3 km deep · 58 km away
  19. 1.725km SSW of Ocotillo Wells, CA · 15347 days ago · 7 km deep · 84 km away
  20. 1.511km W of Anza, CA · 15346 days ago · 1 km deep · 3 km away
  21. 1.522km ESE of Julian, CA · 15346 days ago · 3 km deep · 67 km away
  22. 2.417km NW of Morongo Valley, CA · 15346 days ago · 1 km deep · 69 km away
  23. 1.86km S of Banning, CA · 15346 days ago · 11 km deep · 41 km away
  24. 2.18km WSW of Big Bear Lake, CA · 15346 days ago · 3 km deep · 79 km away
  25. 1.622km SSW of La Quinta, CA · 15346 days ago · 12 km deep · 36 km away
  26. 1.611km SE of Idyllwild, CA · 15346 days ago · 9 km deep · 22 km away
  27. 1.920km ESE of Julian, CA · 15346 days ago · 1 km deep · 67 km away
  28. 2.020km ESE of Julian, CA · 15346 days ago · 0 km deep · 67 km away
  29. 1.920km ESE of Julian, CA · 15346 days ago · 2 km deep · 67 km away
  30. 1.820km ESE of Julian, CA · 15346 days ago · 5 km deep · 68 km away
  31. 2.420km NNE of Pine Valley, CA · 15346 days ago · 5 km deep · 69 km away
  32. 1.823km NNW of Yucca Valley, CA · 15346 days ago · 5 km deep · 92 km away
  33. 2.04km SW of Idyllwild, CA · 15345 days ago · 16 km deep · 22 km away
  34. 2.421km ESE of Julian, CA · 15345 days ago · 5 km deep · 69 km away
  35. 1.86km SE of Julian, CA · 15345 days ago · 16 km deep · 56 km away
  36. 1.521km SSW of La Quinta, CA · 15345 days ago · 10 km deep · 35 km away
  37. 2.015km WNW of Ocotillo, CA · 15345 days ago · 8 km deep · 100 km away
  38. 1.924km SSW of Ocotillo Wells, CA · 15345 days ago · 7 km deep · 78 km away
  39. 2.020km NNE of Pine Valley, CA · 15345 days ago · 5 km deep · 69 km away
  40. 2.020km NNE of Pine Valley, CA · 15345 days ago · 5 km deep · 70 km away
  41. 1.96km SW of Salton City, CA · 15345 days ago · 2 km deep · 78 km away
  42. 1.520km ESE of Julian, CA · 15344 days ago · 5 km deep · 67 km away
  43. 1.52km NW of Fontana, CA · 15344 days ago · 9 km deep · 92 km away
  44. 2.27km WSW of Yucca Valley, CA · 15344 days ago · 11 km deep · 69 km away
  45. 1.821km ESE of Julian, CA · 15344 days ago · 5 km deep · 69 km away
  46. 1.91km SE of Muscoy, CA · 15344 days ago · 7 km deep · 87 km away
  47. 1.821km ESE of Julian, CA · 15343 days ago · 1 km deep · 66 km away
  48. 1.620km ESE of Julian, CA · 15343 days ago · 1 km deep · 67 km away
  49. 1.721km ESE of Julian, CA · 15343 days ago · 7 km deep · 68 km away
  50. 1.88km SW of Devore, CA · 15343 days ago · 7 km deep · 97 km away
  51. 1.821km ESE of Julian, CA · 15343 days ago · 5 km deep · 68 km away
  52. 1.93km SE of Calimesa, CA · 15343 days ago · 17 km deep · 56 km away
  53. 3.112km SE of Anza, CA · 15343 days ago · 10 km deep · 18 km away
  54. 1.821km ESE of Julian, CA · 15343 days ago · 5 km deep · 68 km away
  55. 1.916km NE of Borrego Springs, CA · 15343 days ago · 1 km deep · 51 km away
  56. 1.610km N of Borrego Springs, CA · 15343 days ago · 11 km deep · 43 km away
  57. 1.722km ESE of Julian, CA · 15343 days ago · 6 km deep · 67 km away
  58. 1.77km NNE of Banning, CA · 15342 days ago · 19 km deep · 52 km away
  59. 2.120km ESE of Julian, CA · 15342 days ago · 2 km deep · 67 km away
  60. 1.65km S of Banning, CA · 15342 days ago · 12 km deep · 42 km away

The first 60 of 191.

Before

  1. 2.125km SSW of Ocotillo Wells, CA · 15350 days ago · 7 km deep · 78 km away
  2. 2.826km SSW of Ocotillo Wells, CA · 15350 days ago · 7 km deep · 79 km away
  3. 1.511km WSW of Morongo Valley, CA · 15350 days ago · 11 km deep · 56 km away
  4. 1.71km ENE of Loma Linda, CA · 15350 days ago · 13 km deep · 74 km away
  5. 1.524km SSW of Ocotillo Wells, CA · 15350 days ago · 7 km deep · 78 km away
  6. 1.815km S of Borrego Springs, CA · 15350 days ago · 5 km deep · 57 km away
  7. 1.914km S of Borrego Springs, CA · 15350 days ago · 2 km deep · 56 km away
  8. 2.826km SSW of Ocotillo Wells, CA · 15350 days ago · 8 km deep · 78 km away
  9. 1.610km W of Anza, CA · 15350 days ago · 3 km deep · 3 km away
  10. 1.821km ESE of Anza, CA · 15350 days ago · 13 km deep · 30 km away
  11. 2.010km W of Anza, CA · 15350 days ago · 3 km deep · 4 km away
  12. 1.910km N of Cabazon, CA · 15350 days ago · 16 km deep · 55 km away
  13. 1.611km W of Anza, CA · 15350 days ago · 3 km deep · 5 km away
  14. 1.84km WNW of Redlands, CA · 15350 days ago · 2 km deep · 74 km away
  15. 1.80km ESE of Loma Linda, CA · 15350 days ago · 17 km deep · 74 km away
  16. 1.73km ENE of Loma Linda, CA · 15350 days ago · 11 km deep · 73 km away
  17. 1.64km WNW of Redlands, CA · 15351 days ago · 5 km deep · 73 km away
  18. 1.53km ENE of Loma Linda, CA · 15351 days ago · 5 km deep · 73 km away
  19. 1.75km SE of Valle Vista, CA · 15351 days ago · 14 km deep · 24 km away
  20. 2.75km SE of Valle Vista, CA · 15351 days ago · 14 km deep · 23 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci51132. Read Sat, Oct 3, 2026, 4:36 AM UTC.