California earthquakes

M1.7 earthquake 11km W of Anza, CA

A magnitude 1.7 earthquake struck 11km W of Anza, CA on Fri, May 3, 1985, 10:23 PM PDT (05:23 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M2.1 11km S of Idyllwild, CA. This one was a foreshock.

Anza 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
1.7 (mc), micro
Local time
UTC
1985-05-04 05:23:46 UTC
Depth
1.5 km (0.9 mi), shallow
Epicenter
33.538° N, 116.792° 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
86°
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: 182 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 2.111km S of Idyllwild, CA · 15073 days ago · 13 km deep · 13 km away
  2. 2.210km ENE of Indio, CA · 15073 days ago · 5 km deep · 67 km away
  3. 1.810km SW of Idyllwild, CA · 15073 days ago · 10 km deep · 15 km away
  4. 1.58km E of Borrego Springs, CA · 15073 days ago · 9 km deep · 56 km away
  5. 1.87km N of Borrego Springs, CA · 15073 days ago · 4 km deep · 45 km away
  6. 1.810km S of Cabazon, CA · 15073 days ago · 13 km deep · 33 km away
  7. 1.610km W of Anza, CA · 15073 days ago · 3 km deep · 1 km away
  8. 2.43km NNW of National City, CA · 15073 days ago · 5 km deep · 98 km away
  9. 1.77km ESE of Valle Vista, CA · 15073 days ago · 14 km deep · 21 km away
  10. 1.511km NW of Big Bear Lake, CA · 15072 days ago · 10 km deep · 89 km away
  11. 1.64km NW of Cabazon, CA · 15072 days ago · 18 km deep · 45 km away
  12. 1.920km ESE of Julian, CA · 15072 days ago · 2 km deep · 67 km away
  13. 1.85km SSW of Idyllwild, CA · 15072 days ago · 14 km deep · 18 km away
  14. 1.719km ESE of Julian, CA · 15072 days ago · 0 km deep · 67 km away
  15. 3.73km E of Coronado, CA · 15072 days ago · 5 km deep · 100 km away
  16. 2.43km NNW of National City, CA · 15072 days ago · 5 km deep · 98 km away
  17. 2.02km NNW of National City, CA · 15072 days ago · 5 km deep · 98 km away
  18. 2.04km NW of National City, CA · 15072 days ago · 5 km deep · 98 km away
  19. 2.32km NNW of National City, CA · 15072 days ago · 5 km deep · 98 km away
  20. 1.92km NNW of National City, CA · 15072 days ago · 5 km deep · 98 km away
  21. 1.72km N of National City, CA · 15072 days ago · 7 km deep · 98 km away
  22. 1.92km N of National City, CA · 15072 days ago · 5 km deep · 98 km away
  23. 2.33km NNW of National City, CA · 15072 days ago · 5 km deep · 98 km away
  24. 2.217km SSW of Oasis, CA · 15072 days ago · 10 km deep · 63 km away
  25. 1.83km NNW of National City, CA · 15072 days ago · 5 km deep · 97 km away
  26. 2.33km NNW of National City, CA · 15072 days ago · 5 km deep · 98 km away
  27. 2.12km NNW of National City, CA · 15072 days ago · 5 km deep · 98 km away
  28. 2.12km NW of National City, CA · 15072 days ago · 5 km deep · 99 km away
  29. 2.22km NW of National City, CA · 15072 days ago · 5 km deep · 99 km away
  30. 2.12km NNW of National City, CA · 15072 days ago · 5 km deep · 98 km away
  31. 2.22km NNW of National City, CA · 15072 days ago · 5 km deep · 99 km away
  32. 1.73km NNW of National City, CA · 15072 days ago · 5 km deep · 98 km away
  33. 1.92km WNW of National City, CA · 15072 days ago · 5 km deep · 99 km away
  34. 2.43km WNW of National City, CA · 15072 days ago · 5 km deep · 100 km away
  35. 1.616km NNE of Indio, CA · 15072 days ago · 4 km deep · 69 km away
  36. 1.516km NNE of Indio, CA · 15072 days ago · 4 km deep · 69 km away
  37. 1.84km NW of National City, CA · 15072 days ago · 5 km deep · 98 km away
  38. 1.93km NW of National City, CA · 15072 days ago · 14 km deep · 98 km away
  39. 1.516km NNE of Borrego Springs, CA · 15071 days ago · 11 km deep · 48 km away
  40. 1.91km NNW of National City, CA · 15071 days ago · 13 km deep · 99 km away
  41. 2.02km NNW of National City, CA · 15071 days ago · 9 km deep · 98 km away
  42. 2.63km NW of National City, CA · 15071 days ago · 7 km deep · 98 km away
  43. 1.515km S of Anza, CA · 15071 days ago · 12 km deep · 16 km away
  44. 1.91km NW of National City, CA · 15071 days ago · 15 km deep · 99 km away
  45. 1.817km SSW of Oasis, CA · 15071 days ago · 11 km deep · 64 km away
  46. 1.712km ESE of Anza, CA · 15071 days ago · 12 km deep · 23 km away
  47. 2.17km SSE of Big Bear City, CA · 15071 days ago · 10 km deep · 75 km away
  48. 1.712km S of Twentynine Palms, CA · 15071 days ago · 0 km deep · 85 km away
  49. 2.93km ENE of Coronado, CA · 15071 days ago · 8 km deep · 99 km away
  50. 2.916km NNE of Indio, CA · 15071 days ago · 2 km deep · 69 km away
  51. 1.822km ESE of Julian, CA · 15071 days ago · 6 km deep · 68 km away
  52. 1.92km WNW of National City, CA · 15071 days ago · 5 km deep · 100 km away
  53. 1.93km SW of San Bernardino, CA · 15070 days ago · 1 km deep · 80 km away
  54. 2.94km E of Coronado, CA · 15070 days ago · 7 km deep · 100 km away
  55. 2.94km E of Coronado, CA · 15070 days ago · 7 km deep · 100 km away
  56. 2.53km NNW of National City, CA · 15070 days ago · 5 km deep · 97 km away
  57. 2.53km NW of National City, CA · 15070 days ago · 14 km deep · 98 km away
  58. 1.712km NNE of Borrego Springs, CA · 15070 days ago · 10 km deep · 46 km away
  59. 2.56km SSE of Big Bear City, CA · 15070 days ago · 8 km deep · 74 km away
  60. 2.43km WNW of National City, CA · 15070 days ago · 5 km deep · 99 km away

The first 60 of 182.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci65604. Read Tue, Sep 22, 2026, 8:25 PM UTC.