California earthquakes

M1.8 earthquake 26km SSW of Ludlow, CA

A magnitude 1.8 earthquake struck 26km SSW of Ludlow, CA on Sat, Mar 16, 2002, 8:23 AM PST (16:23 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M4.4 25km SSW of Ludlow, 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
2002-03-16 16:23:09 UTC
Depth
4.2 km (2.6 mi), shallow
Epicenter
34.513° N, 116.284° 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, 1.0 km in depth
Magnitude uncertainty
±0.21
Depth from
From location
Station coverage gap
70°
Stations used
17

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 149 in the 60 days after this one and 65 in the 30 days before it.

After

  1. 1.84km S of Redlands, California · 8968 days ago · 17 km deep · 99 km away
  2. 1.618km SSW of Ludlow, CA · 8966 days ago · 6 km deep · 8 km away
  3. 1.714km NE of Yucaipa, CA · 8965 days ago · 3 km deep · 74 km away
  4. 1.926km SSW of Ludlow, CA · 8965 days ago · 5 km deep · 1 km away
  5. 1.612km NE of Yucaipa, CA · 8965 days ago · 7 km deep · 77 km away
  6. 1.66km NNW of San Jacinto, CA · 8965 days ago · 11 km deep · 100 km away
  7. 1.511km NNE of Yucaipa, CA · 8965 days ago · 5 km deep · 79 km away
  8. 1.53km ENE of Banning, CA · 8965 days ago · 6 km deep · 82 km away
  9. 1.74km SSW of Beaumont, CA · 8964 days ago · 15 km deep · 95 km away
  10. 1.74km N of Yucca Valley, CA · 8964 days ago · 13 km deep · 43 km away
  11. 1.921km NW of Ludlow, CA · 8964 days ago · 6 km deep · 37 km away
  12. 2.726km WNW of Ludlow, CA · 8964 days ago · 3 km deep · 36 km away
  13. 2.240km SW of Ludlow, CA · 8964 days ago · 9 km deep · 20 km away
  14. 2.96km SSE of Redlands, CA · 8963 days ago · 13 km deep · 99 km away
  15. 2.016km N of Yucca Valley, CA · 8963 days ago · 2 km deep · 31 km away
  16. 1.821km SSW of Ludlow, CA · 8962 days ago · 4 km deep · 5 km away
  17. 1.912km ENE of Coachella, California · 8962 days ago · 6 km deep · 88 km away
  18. 3.46km E of Big Bear City, CA · 8961 days ago · 1 km deep · 53 km away
  19. 2.07km E of Big Bear City, CA · 8961 days ago · 4 km deep · 52 km away
  20. 1.914km NE of Coachella, CA · 8960 days ago · 5 km deep · 87 km away
  21. 1.75km N of Yucca Valley, CA · 8960 days ago · 6 km deep · 42 km away
  22. 1.640km ENE of Lucerne Valley, CA · 8959 days ago · 8 km deep · 31 km away
  23. 2.822km WNW of Ludlow, CA · 8959 days ago · 10 km deep · 31 km away
  24. 2.626km NW of Ludlow, CA · 8959 days ago · 2 km deep · 40 km away
  25. 1.824km NNW of Twentynine Palms, California · 8959 days ago · 2 km deep · 23 km away
  26. 1.626km SSW of Ludlow, California · 8959 days ago · 5 km deep · 2 km away
  27. 1.612km NE of Barstow, California · 8959 days ago · 6 km deep · 80 km away
  28. 1.94km N of Yucca Valley, CA · 8959 days ago · 10 km deep · 42 km away
  29. 1.85km SW of Idyllwild, CA · 8958 days ago · 15 km deep · 100 km away
  30. 1.525km NNW of Twentynine Palms, CA · 8958 days ago · 4 km deep · 22 km away
  31. 3.025km SSW of Ludlow, CA · 8957 days ago · 8 km deep · 2 km away
  32. 1.526km SSW of Ludlow, California · 8957 days ago · 5 km deep · 1 km away
  33. 1.619km N of Yucca Valley, CA · 8957 days ago · 4 km deep · 29 km away
  34. 1.918km SSW of Ludlow, CA · 8956 days ago · 5 km deep · 8 km away
  35. 1.78km NE of Yucaipa, CA · 8956 days ago · 2 km deep · 80 km away
  36. 1.712km E of Yucaipa, CA · 8954 days ago · 18 km deep · 78 km away
  37. 1.57km NNE of Beaumont, CA · 8953 days ago · 20 km deep · 84 km away
  38. 1.519km SSW of Ludlow, California · 8953 days ago · 11 km deep · 7 km away
  39. 2.513km W of Morongo Valley, CA · 8953 days ago · 9 km deep · 64 km away
  40. 1.535km SW of Ludlow, California · 8953 days ago · 5 km deep · 13 km away
  41. 1.811km WNW of Morongo Valley, California · 8952 days ago · 8 km deep · 61 km away
  42. 1.519km SSW of Ludlow, California · 8951 days ago · 11 km deep · 7 km away
  43. 1.722km N of Yucca Valley, CA · 8951 days ago · 8 km deep · 27 km away
  44. 2.320km SSE of Fort Irwin, CA · 8950 days ago · 4 km deep · 71 km away
  45. 1.86km WNW of Calimesa, CA · 8950 days ago · 5 km deep · 94 km away
  46. 2.86km SSE of Banning, CA · 8950 days ago · 17 km deep · 88 km away
  47. 2.13km E of Valle Vista, CA · 8950 days ago · 1 km deep · 100 km away
  48. 4.425km SSW of Ludlow, CA · 8948 days ago · 5 km deep · 2 km away · felt by 94
  49. 2.25km SSW of Idyllwild, CA · 8948 days ago · 16 km deep · 99 km away
  50. 2.126km SSW of Ludlow, CA · 8947 days ago · 1 km deep · 1 km away
  51. 1.526km SSW of Ludlow, CA · 8947 days ago · 4 km deep · 1 km away
  52. 2.212km NE of Cabazon, California · 8947 days ago · 17 km deep · 69 km away
  53. 1.924km NNW of Twentynine Palms, California · 8947 days ago · 5 km deep · 22 km away
  54. 2.126km N of Yucca Valley, CA · 8947 days ago · 7 km deep · 25 km away
  55. 2.426km SSW of Ludlow, CA · 8946 days ago · 3 km deep · 1 km away
  56. 1.625km SSW of Ludlow, CA · 8946 days ago · 5 km deep · 1 km away
  57. 1.712km WSW of Morongo Valley, CA · 8946 days ago · 16 km deep · 68 km away
  58. 1.526km SSW of Ludlow, California · 8946 days ago · 5 km deep · 2 km away
  59. 1.726km SSW of Ludlow, California · 8946 days ago · 3 km deep · 1 km away
  60. 2.626km SSW of Ludlow, CA · 8946 days ago · 5 km deep · 1 km away

The first 60 of 149.

Before

  1. 1.818km SSW of Ludlow, CA · 8968 days ago · 11 km deep · 8 km away
  2. 2.117km WSW of Ludlow, CA · 8968 days ago · 4 km deep · 15 km away
  3. 2.026km SSW of Ludlow, CA · 8968 days ago · 1 km deep · 1 km away
  4. 1.915km SSE of Big Bear Lake, CA · 8968 days ago · 9 km deep · 68 km away
  5. 1.726km SSW of Ludlow, CA · 8969 days ago · 5 km deep · 0 km away
  6. 2.313km E of Big Bear City, CA · 8969 days ago · 7 km deep · 47 km away
  7. 1.926km SSW of Ludlow, CA · 8969 days ago · 5 km deep · 1 km away
  8. 3.125km SSW of Ludlow, CA · 8969 days ago · 5 km deep · 1 km away
  9. 3.426km SSW of Ludlow, CA · 8969 days ago · 5 km deep · 1 km away
  10. 1.819km SSW of Ludlow, CA · 8969 days ago · 3 km deep · 8 km away
  11. 1.725km NNW of Twentynine Palms, CA · 8969 days ago · 5 km deep · 22 km away
  12. 2.026km SSW of Ludlow, CA · 8969 days ago · 5 km deep · 0 km away
  13. 1.613km SSW of Big Bear Lake, CA · 8969 days ago · 12 km deep · 75 km away
  14. 3.322km NW of Ludlow, CA · 8970 days ago · 6 km deep · 37 km away
  15. 1.619km SSW of Ludlow, California · 8971 days ago · 4 km deep · 6 km away
  16. 1.526km N of Yucca Valley, California · 8972 days ago · 9 km deep · 24 km away
  17. 1.613km WSW of Ludlow, California · 8973 days ago · 5 km deep · 19 km away
  18. 1.627km N of Yucca Valley, California · 8973 days ago · 4 km deep · 24 km away
  19. 1.618km SSW of Ludlow, California · 8974 days ago · 8 km deep · 8 km away
  20. 1.56km WNW of Desert Hot Springs, CA · 8974 days ago · 11 km deep · 64 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci12647432. Read Sun, Oct 4, 2026, 8:40 AM UTC.