California earthquakes

M1.8 earthquake 6km E of Calimesa, CA

A magnitude 1.8 earthquake struck 6km E of Calimesa, CA on Sun, Aug 25, 2002, 11:38 AM PDT (18:38 UTC), 18 km (11 mi) below the surface.

A larger quake followed: M4.8 4km NE of Yorba Linda, CA. 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
1.8 (ML, local (Richter)), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
2002-08-25 18:38:47 UTC
Depth
18.3 km (11.4 mi), shallow
Epicenter
33.986° N, 116.988° 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 0.4 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.17
Depth from
From location
Station coverage gap
32°
Stations used
41

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 176 in the 60 days after this one and 113 in the 30 days before it.

After

  1. 1.815km N of Yucca Valley, CA · 8805 days ago · 2 km deep · 59 km away
  2. 1.57km WSW of Wrightwood, CA · 8804 days ago · 6 km deep · 77 km away
  3. 1.87km NNE of Fontana, CA · 8804 days ago · 10 km deep · 46 km away
  4. 1.613km N of Borrego Springs, CA · 8804 days ago · 12 km deep · 88 km away
  5. 1.728km N of Yucca Valley, CA · 8804 days ago · 7 km deep · 64 km away
  6. 2.126km N of Yucca Valley, CA · 8804 days ago · 3 km deep · 63 km away
  7. 1.625km SSW of Ludlow, California · 8804 days ago · 10 km deep · 89 km away
  8. 2.08km NNE of Beaumont, CA · 8803 days ago · 9 km deep · 4 km away
  9. 2.28km NNE of Beaumont, CA · 8803 days ago · 9 km deep · 4 km away
  10. 1.536km NNW of Yucca Valley, California · 8803 days ago · 3 km deep · 66 km away
  11. 1.56km NW of Glen Avon, CA · 8802 days ago · 10 km deep · 50 km away
  12. 1.66km N of Yucca Valley, CA · 8802 days ago · 9 km deep · 55 km away
  13. 1.68km NE of Moreno Valley, CA · 8801 days ago · 12 km deep · 15 km away
  14. 1.73km E of San Jacinto, CA · 8801 days ago · 12 km deep · 24 km away
  15. 1.76km NW of Big Bear City, CA · 8801 days ago · 6 km deep · 36 km away
  16. 1.86km NW of Big Bear City, CA · 8800 days ago · 6 km deep · 36 km away
  17. 1.515km N of Yucca Valley, CA · 8799 days ago · 4 km deep · 58 km away
  18. 1.910km NNE of Borrego Springs, CA · 8799 days ago · 12 km deep · 93 km away
  19. 1.610km SW of Idyllwild, CA · 8798 days ago · 14 km deep · 38 km away
  20. 2.530km N of Yucca Valley, CA · 8798 days ago · 3 km deep · 65 km away
  21. 1.76km SE of Loma Linda, CA · 8798 days ago · 9 km deep · 22 km away
  22. 1.61km N of Diamond Bar, CA · 8798 days ago · 15 km deep · 76 km away
  23. 2.75km NE of Yorba Linda, CA · 8797 days ago · 13 km deep · 73 km away
  24. 1.64km NE of Yorba Linda, CA · 8797 days ago · 12 km deep · 73 km away
  25. 4.84km NE of Yorba Linda, CA · 8797 days ago · 9 km deep · 74 km away · felt by 7,749
  26. 2.05km NE of Yorba Linda, CA · 8797 days ago · 11 km deep · 73 km away
  27. 2.95km NE of Yorba Linda, CA · 8797 days ago · 12 km deep · 73 km away
  28. 2.55km NE of Yorba Linda, CA · 8797 days ago · 12 km deep · 73 km away
  29. 2.35km NE of Yorba Linda, CA · 8797 days ago · 12 km deep · 73 km away
  30. 1.74km NE of Yorba Linda, CA · 8797 days ago · 13 km deep · 73 km away
  31. 2.06km NE of Yorba Linda, CA · 8797 days ago · 12 km deep · 72 km away
  32. 1.65km NE of Yorba Linda, CA · 8797 days ago · 12 km deep · 73 km away
  33. 1.64km NE of Yorba Linda, CA · 8797 days ago · 11 km deep · 73 km away
  34. 1.65km NE of Yorba Linda, CA · 8797 days ago · 11 km deep · 73 km away
  35. 1.54km NE of Yorba Linda, CA · 8797 days ago · 12 km deep · 73 km away
  36. 1.54km NE of Yorba Linda, CA · 8797 days ago · 14 km deep · 74 km away
  37. 1.96km NE of Yorba Linda, CA · 8797 days ago · 11 km deep · 73 km away
  38. 1.95km NE of Yorba Linda, CA · 8797 days ago · 11 km deep · 73 km away
  39. 2.06km NE of Yorba Linda, CA · 8797 days ago · 8 km deep · 72 km away
  40. 1.75km NE of Yorba Linda, CA · 8797 days ago · 13 km deep · 73 km away
  41. 1.64km NE of Yorba Linda, CA · 8797 days ago · 12 km deep · 73 km away
  42. 1.75km WNW of Mira Loma, CA · 8797 days ago · 4 km deep · 53 km away
  43. 1.55km NE of Yorba Linda, CA · 8797 days ago · 11 km deep · 72 km away
  44. 2.95km NE of Yorba Linda, CA · 8797 days ago · 10 km deep · 73 km away
  45. 1.65km NE of Yorba Linda, CA · 8797 days ago · 9 km deep · 73 km away
  46. 1.64km NE of Yorba Linda, CA · 8797 days ago · 11 km deep · 74 km away
  47. 2.74km NE of Yorba Linda, CA · 8797 days ago · 7 km deep · 73 km away
  48. 1.84km NE of Yorba Linda, CA · 8796 days ago · 11 km deep · 73 km away
  49. 1.95km NE of Yorba Linda, CA · 8796 days ago · 13 km deep · 73 km away
  50. 1.85km E of Calimesa, CA · 8796 days ago · 13 km deep · 1 km away
  51. 2.88km NNW of Anza, CA · 8796 days ago · 13 km deep · 49 km away
  52. 1.79km SW of Idyllwild, CA · 8796 days ago · 15 km deep · 38 km away
  53. 2.04km ESE of Big Bear City, CA · 8796 days ago · 1 km deep · 34 km away
  54. 1.714km NE of Yucaipa, CA · 8796 days ago · 2 km deep · 15 km away
  55. 1.55km S of Redlands, CA · 8795 days ago · 14 km deep · 19 km away
  56. 2.027km N of Yucca Valley, CA · 8795 days ago · 7 km deep · 65 km away
  57. 1.64km NE of Yorba Linda, CA · 8795 days ago · 11 km deep · 73 km away
  58. 1.615km WSW of Ludlow, California · 8795 days ago · 6 km deep · 98 km away
  59. 1.95km NE of Yorba Linda, CA · 8795 days ago · 11 km deep · 73 km away
  60. 2.726km N of Yucca Valley, CA · 8795 days ago · 7 km deep · 63 km away

The first 60 of 176.

Before

  1. 1.916km WSW of Ludlow, CA · 8806 days ago · 10 km deep · 97 km away
  2. 1.937km N of Yucca Valley, CA · 8806 days ago · 8 km deep · 69 km away
  3. 1.64km SE of Garnet, CA · 8806 days ago · 3 km deep · 46 km away
  4. 1.87km N of Big Bear City, CA · 8806 days ago · 3 km deep · 40 km away
  5. 1.512km W of Corona, CA · 8807 days ago · 8 km deep · 67 km away
  6. 1.96km ESE of Ontario, CA · 8807 days ago · 11 km deep · 54 km away
  7. 1.53km SSE of Loma Linda, California · 8808 days ago · 17 km deep · 24 km away
  8. 2.26km NNW of Big Bear City, CA · 8808 days ago · 3 km deep · 38 km away
  9. 2.016km SE of Anza, CA · 8809 days ago · 13 km deep · 71 km away
  10. 2.026km SE of Barstow, California · 8809 days ago · 7 km deep · 88 km away
  11. 1.830km S of Ludlow, CA · 8809 days ago · 7 km deep · 87 km away
  12. 1.94km SSE of Redlands, California · 8809 days ago · 7 km deep · 17 km away
  13. 1.86km ENE of Anza, CA · 8810 days ago · 13 km deep · 57 km away
  14. 2.23km SE of Loma Linda, CA · 8810 days ago · 15 km deep · 24 km away
  15. 2.117km W of Oasis, CA · 8810 days ago · 10 km deep · 86 km away
  16. 1.67km E of Moreno Valley, California · 8810 days ago · 12 km deep · 17 km away
  17. 1.57km E of Moreno Valley, CA · 8810 days ago · 13 km deep · 17 km away
  18. 1.88km E of Moreno Valley, California · 8810 days ago · 8 km deep · 16 km away
  19. 1.514km WSW of Ludlow, California · 8810 days ago · 7 km deep · 99 km away
  20. 1.726km SSW of Ludlow, CA · 8810 days ago · 9 km deep · 89 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci9814469. Read Sun, Oct 4, 2026, 2:53 PM UTC.