California earthquakes

M1.8 earthquake 13km NW of Ludlow, CA

A magnitude 1.8 earthquake struck 13km NW of Ludlow, CA on Mon, Dec 16, 2002, 7:23 AM PST (15:23 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.8 13km S of Big Bear Lake, CA. This one was a foreshock.

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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
1.8 (ML, local (Richter)), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
2002-12-16 15:23:45 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
34.797° N, 116.267° 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 0.5 km horizontally, 1.4 km in depth
Magnitude uncertainty
±0.30
Depth from
From location
Station coverage gap
130°
Stations used
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 136 in the 60 days after this one and 61 in the 30 days before it.

After

  1. 1.833km S of Ludlow, CA · 8694 days ago · 6 km deep · 42 km away
  2. 2.313km NE of Barstow, CA · 8694 days ago · 6 km deep · 65 km away
  3. 1.72km S of Yucca Valley, California · 8693 days ago · 11 km deep · 80 km away
  4. 1.76km N of Yucca Valley, CA · 8691 days ago · 10 km deep · 71 km away
  5. 1.86km N of Yucca Valley, California · 8691 days ago · 10 km deep · 72 km away
  6. 1.815km SW of Ludlow, CA · 8691 days ago · 4 km deep · 17 km away
  7. 1.86km N of Yucca Valley, CA · 8691 days ago · 11 km deep · 71 km away
  8. 1.66km N of Yucca Valley, CA · 8690 days ago · 11 km deep · 71 km away
  9. 1.510km NNE of Cabazon, California · 8690 days ago · 17 km deep · 99 km away
  10. 2.014km NW of Ludlow, CA · 8690 days ago · 6 km deep · 1 km away
  11. 1.520km E of Big Bear City, CA · 8689 days ago · 9 km deep · 66 km away
  12. 1.736km ENE of Lucerne Valley, CA · 8688 days ago · 4 km deep · 39 km away
  13. 2.114km NW of Ludlow, CA · 8687 days ago · 7 km deep · 1 km away
  14. 1.618km WSW of Ludlow, CA · 8687 days ago · 8 km deep · 16 km away
  15. 2.513km NW of Ludlow, CA · 8687 days ago · 5 km deep · 1 km away
  16. 1.512km N of Cabazon, CA · 8687 days ago · 13 km deep · 98 km away
  17. 2.020km W of Amboy, CA · 8687 days ago · 5 km deep · 37 km away
  18. 2.314km NW of Ludlow, CA · 8687 days ago · 4 km deep · 1 km away
  19. 1.913km NW of Ludlow, CA · 8686 days ago · 4 km deep · 1 km away
  20. 2.214km NW of Ludlow, CA · 8686 days ago · 6 km deep · 1 km away
  21. 1.614km NW of Ludlow, CA · 8685 days ago · 7 km deep · 1 km away
  22. 1.625km NNW of Twentynine Palms, California · 8684 days ago · 6 km deep · 51 km away
  23. 1.811km NW of Morongo Valley, CA · 8683 days ago · 10 km deep · 84 km away
  24. 2.213km WSW of Ludlow, CA · 8682 days ago · 1 km deep · 12 km away
  25. 1.913km NW of Ludlow, CA · 8682 days ago · 5 km deep · 0 km away
  26. 1.55km N of Yucca Valley, CA · 8682 days ago · 11 km deep · 73 km away
  27. 1.89km SSE of Big Bear City, CA · 8682 days ago · 9 km deep · 85 km away
  28. 1.65km N of Yucca Valley, CA · 8681 days ago · 10 km deep · 73 km away
  29. 1.714km NW of Ludlow, CA · 8681 days ago · 7 km deep · 2 km away
  30. 1.726km N of Yucca Valley, CA · 8681 days ago · 8 km deep · 53 km away
  31. 2.111km ENE of Desert Hot Springs, CA · 8679 days ago · 10 km deep · 89 km away
  32. 2.031km NNW of Twentynine Palms, CA · 8679 days ago · 6 km deep · 44 km away
  33. 1.639km NE of Big Bear City, California · 8678 days ago · 3 km deep · 41 km away
  34. 1.67km E of Big Bear City, CA · 8678 days ago · 2 km deep · 75 km away
  35. 2.016km SW of Ludlow, CA · 8678 days ago · 3 km deep · 19 km away
  36. 1.719km N of Twentynine Palms, CA · 8678 days ago · 2 km deep · 57 km away
  37. 2.69km NE of Desert Hot Springs, CA · 8677 days ago · 7 km deep · 88 km away
  38. 1.626km N of Yucca Valley, CA · 8677 days ago · 4 km deep · 53 km away
  39. 2.130km N of Yucca Valley, CA · 8677 days ago · 4 km deep · 49 km away
  40. 2.026km N of Yucca Valley, CA · 8677 days ago · 4 km deep · 53 km away
  41. 1.63km ESE of Yucca Valley, CA · 8677 days ago · 9 km deep · 78 km away
  42. 1.537km NE of Lucerne Valley, CA · 8677 days ago · 6 km deep · 39 km away
  43. 2.313km NE of Barstow, CA · 8676 days ago · 5 km deep · 66 km away
  44. 1.96km NNW of Garnet, CA · 8676 days ago · 11 km deep · 98 km away
  45. 1.810km N of Big Bear City, CA · 8676 days ago · 3 km deep · 73 km away
  46. 1.618km SW of Ludlow, California · 8675 days ago · 5 km deep · 20 km away
  47. 1.720km NW of Barstow, California · 8674 days ago · 7 km deep · 88 km away
  48. 1.713km NW of Ludlow, CA · 8673 days ago · 4 km deep · 0 km away
  49. 1.84km N of Yucca Valley, CA · 8672 days ago · 8 km deep · 73 km away
  50. 1.914km S of Big Bear Lake, California · 8672 days ago · 4 km deep · 95 km away
  51. 1.75km S of Morongo Valley, CA · 8672 days ago · 10 km deep · 93 km away
  52. 2.813km S of Big Bear Lake, CA · 8672 days ago · 3 km deep · 95 km away
  53. 1.96km NNW of Big Bear Lake, CA · 8671 days ago · 8 km deep · 84 km away
  54. 1.613km NW of Ludlow, California · 8671 days ago · 4 km deep · 1 km away
  55. 1.723km NNW of Twentynine Palms, California · 8670 days ago · 6 km deep · 52 km away
  56. 1.613km N of Cabazon, CA · 8669 days ago · 17 km deep · 98 km away
  57. 1.731km NNW of Twentynine Palms, CA · 8668 days ago · 7 km deep · 45 km away
  58. 1.69km W of Ludlow, CA · 8667 days ago · 7 km deep · 7 km away
  59. 1.622km SSW of Ludlow, CA · 8667 days ago · 6 km deep · 29 km away
  60. 1.711km SW of Morongo Valley, CA · 8666 days ago · 17 km deep · 98 km away

The first 60 of 136.

Before

  1. 1.613km NW of Ludlow, California · 8694 days ago · 5 km deep · 1 km away
  2. 1.918km N of Twentynine Palms, California · 8695 days ago · 1 km deep · 58 km away
  3. 1.814km SW of Ludlow, CA · 8696 days ago · 6 km deep · 17 km away
  4. 2.040km SW of Ludlow, CA · 8696 days ago · 3 km deep · 38 km away
  5. 1.722km SSE of Fort Irwin, California · 8696 days ago · 2 km deep · 43 km away
  6. 1.613km NW of Ludlow, California · 8697 days ago · 5 km deep · 1 km away
  7. 1.814km WNW of Ludlow, California · 8697 days ago · 3 km deep · 2 km away
  8. 2.613km W of Ludlow, CA · 8698 days ago · 6 km deep · 9 km away
  9. 2.013km NW of Ludlow, CA · 8699 days ago · 3 km deep · 0 km away
  10. 2.119km W of Ludlow, CA · 8700 days ago · 1 km deep · 15 km away
  11. 1.613km NW of Ludlow, CA · 8701 days ago · 7 km deep · 1 km away
  12. 2.017km SSW of Ludlow, CA · 8701 days ago · 3 km deep · 23 km away
  13. 2.37km ENE of Running Springs, CA · 8702 days ago · 5 km deep · 95 km away
  14. 1.714km NW of Ludlow, CA · 8702 days ago · 5 km deep · 1 km away
  15. 1.714km NW of Ludlow, CA · 8702 days ago · 6 km deep · 1 km away
  16. 1.58km SSE of Big Bear City, CA · 8702 days ago · 3 km deep · 85 km away
  17. 1.84km NNW of Yucca Valley, CA · 8702 days ago · 9 km deep · 74 km away
  18. 1.732km S of Ludlow, CA · 8703 days ago · 7 km deep · 41 km away
  19. 1.516km W of Ludlow, California · 8703 days ago · 11 km deep · 13 km away
  20. 1.810km S of Big Bear City, CA · 8704 days ago · 11 km deep · 87 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci9870933. Read Mon, Oct 5, 2026, 11:01 AM UTC.