California earthquakes

M1.5 earthquake 21km ESE of Anza, CA

A magnitude 1.5 earthquake struck 21km ESE of Anza, CA on Thu, Aug 30, 1990, 10:26 AM PDT (17:26 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M4.5 10km WSW of Salton City, 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
1.5 (Mh), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1990-08-30 17:26:07 UTC
Depth
2.7 km (1.7 mi), shallow
Epicenter
33.491° N, 116.457° 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 0.6 km horizontally, 1.2 km in depth
Depth from
From location
Station coverage gap
88°
Stations used
12

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 126 in the 30 days before it.

After

  1. 1.64km S of Ocotillo, CA · 13184 days ago · 6 km deep · 98 km away
  2. 4.110km SW of Salton City, CA · 13183 days ago · 9 km deep · 47 km away
  3. 2.110km SW of Salton City, CA · 13183 days ago · 6 km deep · 47 km away
  4. 2.210km WSW of Salton City, CA · 13183 days ago · 8 km deep · 47 km away
  5. 3.211km SW of Salton City, CA · 13183 days ago · 8 km deep · 47 km away
  6. 1.710km SW of Salton City, CA · 13183 days ago · 4 km deep · 47 km away
  7. 1.711km SW of Salton City, CA · 13183 days ago · 4 km deep · 47 km away
  8. 1.710km SW of Salton City, CA · 13183 days ago · 3 km deep · 48 km away
  9. 2.111km NNE of Ocotillo Wells, CA · 13183 days ago · 10 km deep · 45 km away
  10. 2.811km NNE of Ocotillo Wells, CA · 13183 days ago · 9 km deep · 45 km away
  11. 3.210km SW of Salton City, CA · 13183 days ago · 6 km deep · 47 km away
  12. 2.010km WSW of Salton City, CA · 13183 days ago · 8 km deep · 46 km away
  13. 4.510km WSW of Salton City, CA · 13183 days ago · 8 km deep · 47 km away
  14. 2.023km ESE of Anza, CA · 13183 days ago · 6 km deep · 5 km away
  15. 2.310km SW of Salton City, CA · 13183 days ago · 8 km deep · 47 km away
  16. 2.39km SW of Salton City, CA · 13183 days ago · 3 km deep · 47 km away
  17. 1.811km SW of Salton City, CA · 13183 days ago · 3 km deep · 47 km away
  18. 2.010km WSW of Salton City, CA · 13183 days ago · 6 km deep · 46 km away
  19. 3.311km WSW of Salton City, CA · 13183 days ago · 3 km deep · 46 km away
  20. 1.911km WSW of Salton City, CA · 13183 days ago · 6 km deep · 45 km away
  21. 1.710km WSW of Salton City, CA · 13183 days ago · 3 km deep · 47 km away
  22. 2.111km SW of Salton City, CA · 13183 days ago · 7 km deep · 46 km away
  23. 1.710km WSW of Salton City, CA · 13183 days ago · 6 km deep · 47 km away
  24. 3.310km WSW of Salton City, CA · 13183 days ago · 7 km deep · 46 km away
  25. 1.911km WSW of Salton City, CA · 13183 days ago · 10 km deep · 46 km away
  26. 1.523km SSW of La Quinta, CA · 13183 days ago · 6 km deep · 3 km away
  27. 1.64km NE of Palomar Observatory, CA · 13183 days ago · 9 km deep · 37 km away
  28. 3.210km WSW of Salton City, CA · 13183 days ago · 8 km deep · 47 km away
  29. 1.910km SW of Salton City, CA · 13183 days ago · 7 km deep · 47 km away
  30. 2.010km WSW of Salton City, CA · 13183 days ago · 8 km deep · 47 km away
  31. 1.511km WSW of Salton City, CA · 13183 days ago · 4 km deep · 47 km away
  32. 2.810km SW of Salton City, CA · 13183 days ago · 7 km deep · 47 km away
  33. 1.59km NNW of North Shore, CA · 13183 days ago · 9 km deep · 46 km away
  34. 2.09km SW of Idyllwild, CA · 13183 days ago · 17 km deep · 38 km away
  35. 1.79km WSW of Salton City, CA · 13183 days ago · 6 km deep · 47 km away
  36. 1.514km NE of Coachella, CA · 13182 days ago · 3 km deep · 48 km away
  37. 1.724km ENE of Pine Valley, CA · 13182 days ago · 10 km deep · 63 km away
  38. 1.513km NNE of Cabazon, CA · 13182 days ago · 16 km deep · 64 km away
  39. 1.99km WSW of Ocotillo Wells, CA · 13182 days ago · 11 km deep · 49 km away
  40. 1.78km NE of Joshua Tree, CA · 13182 days ago · 5 km deep · 80 km away
  41. 2.012km WSW of Salton City, CA · 13182 days ago · 10 km deep · 45 km away
  42. 2.710km SW of Salton City, CA · 13182 days ago · 9 km deep · 47 km away
  43. 1.99km ENE of Moreno Valley, CA · 13181 days ago · 17 km deep · 82 km away
  44. 2.010km SW of Salton City, CA · 13181 days ago · 8 km deep · 47 km away
  45. 1.91km NNE of Morongo Valley, CA · 13181 days ago · 8 km deep · 63 km away
  46. 2.510km SW of Salton City, CA · 13181 days ago · 9 km deep · 47 km away
  47. 1.611km WSW of Salton City, CA · 13181 days ago · 9 km deep · 45 km away
  48. 2.111km WSW of Salton City, CA · 13181 days ago · 9 km deep · 46 km away
  49. 1.520km ENE of Pine Valley, CA · 13181 days ago · 6 km deep · 64 km away
  50. 1.99km NW of Twentynine Palms, CA · 13181 days ago · 5 km deep · 82 km away
  51. 3.513km SE of Running Springs, CA · 13181 days ago · 13 km deep · 88 km away
  52. 2.021km ESE of Anza, CA · 13181 days ago · 10 km deep · 2 km away
  53. 1.520km SW of Westmorland, CA · 13180 days ago · 4 km deep · 88 km away
  54. 2.310km SW of Salton City, CA · 13180 days ago · 6 km deep · 47 km away
  55. 1.62km WSW of Garnet, CA · 13180 days ago · 5 km deep · 46 km away
  56. 2.12km SE of Loma Linda, CA · 13180 days ago · 17 km deep · 95 km away
  57. 2.09km WNW of Twentynine Palms, CA · 13180 days ago · 6 km deep · 80 km away
  58. 2.210km SW of Salton City, CA · 13180 days ago · 8 km deep · 47 km away
  59. 1.53km NNW of Julian, CA · 13180 days ago · 8 km deep · 45 km away
  60. 2.011km SW of Salton City, CA · 13180 days ago · 1 km deep · 47 km away

The first 60 of 198.

Before

  1. 2.017km SSE of Joshua Tree, CA · 13184 days ago · 5 km deep · 58 km away
  2. 1.722km ESE of Ocotillo Wells, CA · 13184 days ago · 4 km deep · 70 km away
  3. 2.320km ENE of Pine Valley, CA · 13184 days ago · 7 km deep · 64 km away
  4. 1.78km WNW of Desert Hot Springs, CA · 13185 days ago · 7 km deep · 55 km away
  5. 3.54km N of Julian, CA · 13185 days ago · 11 km deep · 44 km away
  6. 1.710km SW of Ocotillo, CA · 13186 days ago · 9 km deep · 97 km away
  7. 1.78km N of Cabazon, CA · 13186 days ago · 10 km deep · 64 km away
  8. 2.07km NNE of Cabazon, CA · 13186 days ago · 18 km deep · 60 km away
  9. 1.710km N of North Shore, CA · 13187 days ago · 5 km deep · 49 km away
  10. 1.513km E of Borrego Springs, CA · 13187 days ago · 5 km deep · 35 km away
  11. 1.621km SW of La Quinta, CA · 13187 days ago · 5 km deep · 3 km away
  12. 2.12km ENE of Borrego Springs, CA · 13187 days ago · 3 km deep · 27 km away
  13. 1.620km WSW of Westmorland, CA · 13187 days ago · 4 km deep · 84 km away
  14. 1.720km ENE of Pine Valley, CA · 13187 days ago · 4 km deep · 64 km away
  15. 1.721km ESE of Anza, CA · 13187 days ago · 1 km deep · 2 km away
  16. 1.520km ENE of Pine Valley, CA · 13187 days ago · 7 km deep · 64 km away
  17. 1.710km ENE of Pala, CA · 13188 days ago · 3 km deep · 49 km away
  18. 2.620km ENE of Pine Valley, CA · 13188 days ago · 7 km deep · 64 km away
  19. 2.120km ESE of Julian, CA · 13188 days ago · 9 km deep · 56 km away
  20. 2.113km E of Julian, CA · 13188 days ago · 13 km deep · 47 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci2003759. Read Sun, Oct 4, 2026, 6:24 AM UTC.