California earthquakes

M2.1 earthquake 11km NNE of Simi Valley, CA

A magnitude 2.1 earthquake struck 11km NNE of Simi Valley, CA on Tue, Jan 29, 2002, 2:58 AM PST (10:58 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M4.6 33km NW of Santa Barbara Is., 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
2.1 (ML, local (Richter)), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
2002-01-29 10:58:42 UTC
Depth
12.8 km (7.9 mi), shallow
Epicenter
34.356° N, 118.681° 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, 1.5 km in depth
Magnitude uncertainty
±0.24
Depth from
From location
Station coverage gap
43°
Stations used
33

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 185 in the 60 days after this one and 67 in the 30 days before it.

After

  1. 1.911km NNE of Simi Valley, CA · 9014 days ago · 14 km deep · 1 km away
  2. 2.812km NE of Simi Valley, California · 9014 days ago · 15 km deep · 2 km away
  3. 2.928km SSE of Santa Cruz Is. (E end), CA · 9014 days ago · 7 km deep · 96 km away
  4. 2.412km NNW of Chatsworth, CA · 9014 days ago · 14 km deep · 2 km away
  5. 2.712km NE of Simi Valley, CA · 9014 days ago · 11 km deep · 1 km away
  6. 1.710km NNE of Simi Valley, CA · 9014 days ago · 14 km deep · 2 km away
  7. 1.512km NNW of Chatsworth, California · 9014 days ago · 15 km deep · 4 km away
  8. 1.612km NNE of Simi Valley, California · 9014 days ago · 16 km deep · 1 km away
  9. 1.511km NNE of Simi Valley, California · 9014 days ago · 12 km deep · 0 km away
  10. 3.612km NNE of Simi Valley, CA · 9014 days ago · 12 km deep · 2 km away · felt by 145
  11. 2.412km NE of Simi Valley, CA · 9014 days ago · 12 km deep · 2 km away
  12. 1.613km SW of Valencia, CA · 9014 days ago · 14 km deep · 2 km away
  13. 1.810km NNE of Simi Valley, CA · 9014 days ago · 15 km deep · 2 km away
  14. 3.113km SW of Valencia, CA · 9014 days ago · 12 km deep · 2 km away · felt by 243
  15. 1.812km NE of Simi Valley, CA · 9014 days ago · 13 km deep · 1 km away
  16. 2.212km NNE of Simi Valley, CA · 9014 days ago · 14 km deep · 1 km away
  17. 1.612km NNE of Simi Valley, CA · 9014 days ago · 12 km deep · 1 km away
  18. 1.912km NNE of Simi Valley, CA · 9014 days ago · 15 km deep · 1 km away
  19. 2.511km NNE of Simi Valley, CA · 9014 days ago · 14 km deep · 1 km away
  20. 1.77km SE of Piru, California · 9014 days ago · 7 km deep · 6 km away
  21. 1.610km SE of Piru, California · 9014 days ago · 17 km deep · 3 km away
  22. 2.212km NE of Simi Valley, CA · 9014 days ago · 12 km deep · 2 km away
  23. 1.611km NNE of Simi Valley, CA · 9014 days ago · 11 km deep · 1 km away
  24. 2.213km SW of Valencia, CA · 9014 days ago · 13 km deep · 2 km away
  25. 1.811km NNE of Simi Valley, CA · 9013 days ago · 14 km deep · 1 km away
  26. 1.512km NNE of Simi Valley, CA · 9013 days ago · 14 km deep · 1 km away
  27. 2.712km NE of Simi Valley, CA · 9013 days ago · 12 km deep · 2 km away
  28. 1.812km NNE of Simi Valley, CA · 9013 days ago · 13 km deep · 1 km away
  29. 1.612km NNE of Simi Valley, CA · 9013 days ago · 11 km deep · 2 km away
  30. 2.013km NE of Simi Valley, CA · 9013 days ago · 12 km deep · 2 km away
  31. 2.212km ESE of Piru, CA · 9013 days ago · 12 km deep · 1 km away
  32. 2.312km NNE of Simi Valley, CA · 9013 days ago · 13 km deep · 1 km away
  33. 1.912km NNE of Simi Valley, CA · 9013 days ago · 14 km deep · 1 km away
  34. 3.513km SW of Valencia, CA · 9013 days ago · 12 km deep · 2 km away · felt by 433
  35. 1.513km NNW of Chatsworth, CA · 9013 days ago · 12 km deep · 3 km away
  36. 1.912km ESE of Piru, CA · 9013 days ago · 14 km deep · 1 km away
  37. 3.012km NE of Simi Valley, CA · 9013 days ago · 12 km deep · 2 km away · felt by 234
  38. 2.211km NNE of Simi Valley, CA · 9013 days ago · 13 km deep · 0 km away
  39. 1.811km NNE of Simi Valley, CA · 9013 days ago · 13 km deep · 1 km away
  40. 1.612km NNW of Chatsworth, California · 9013 days ago · 14 km deep · 2 km away
  41. 1.512km NNW of Chatsworth, California · 9013 days ago · 13 km deep · 2 km away
  42. 1.511km NNE of Simi Valley, CA · 9013 days ago · 11 km deep · 1 km away
  43. 1.512km ESE of Piru, California · 9012 days ago · 15 km deep · 1 km away
  44. 1.812km NNE of Simi Valley, CA · 9012 days ago · 13 km deep · 1 km away
  45. 1.812km NE of Simi Valley, CA · 9012 days ago · 13 km deep · 1 km away
  46. 1.712km NE of Simi Valley, CA · 9012 days ago · 12 km deep · 1 km away
  47. 1.83km N of Signal Hill, CA · 9012 days ago · 9 km deep · 75 km away
  48. 1.814km N of Grapevine, CA · 9012 days ago · 14 km deep · 83 km away
  49. 1.72km NE of Grapevine, California · 9011 days ago · 9 km deep · 70 km away
  50. 1.812km NNE of Simi Valley, CA · 9011 days ago · 13 km deep · 1 km away
  51. 1.75km NNW of West Hills, CA · 9011 days ago · 4 km deep · 13 km away
  52. 1.612km NE of Simi Valley, CA · 9011 days ago · 13 km deep · 2 km away
  53. 1.911km NNE of Simi Valley, CA · 9011 days ago · 13 km deep · 0 km away
  54. 1.98km SE of Piru, CA · 9011 days ago · 16 km deep · 4 km away
  55. 1.610km ESE of Piru, California · 9010 days ago · 14 km deep · 3 km away
  56. 1.812km NNE of Simi Valley, CA · 9010 days ago · 13 km deep · 1 km away
  57. 1.510km NE of Ojai, California · 9010 days ago · 6 km deep · 48 km away
  58. 2.07km E of Ojai, California · 9010 days ago · 16 km deep · 46 km away
  59. 1.63km E of Pacoima, CA · 9009 days ago · 6 km deep · 26 km away
  60. 1.912km NNE of Simi Valley, CA · 9008 days ago · 12 km deep · 1 km away

The first 60 of 185.

Before

  1. 1.811km NNE of Simi Valley, CA · 9014 days ago · 17 km deep · 1 km away
  2. 2.411km NE of Simi Valley, CA · 9014 days ago · 15 km deep · 1 km away
  3. 1.512km NE of Simi Valley, California · 9014 days ago · 13 km deep · 2 km away
  4. 1.912km NNE of Simi Valley, CA · 9014 days ago · 14 km deep · 1 km away
  5. 1.812km NE of Simi Valley, CA · 9014 days ago · 14 km deep · 2 km away
  6. 1.812km NNE of Simi Valley, CA · 9014 days ago · 14 km deep · 1 km away
  7. 1.712km NNE of Simi Valley, CA · 9014 days ago · 14 km deep · 1 km away
  8. 2.011km NNE of Simi Valley, CA · 9014 days ago · 14 km deep · 1 km away
  9. 1.512km NE of Simi Valley, California · 9014 days ago · 16 km deep · 2 km away
  10. 1.912km NNE of Simi Valley, CA · 9014 days ago · 16 km deep · 1 km away
  11. 1.712km NNE of Simi Valley, CA · 9014 days ago · 14 km deep · 1 km away
  12. 2.412km NE of Simi Valley, CA · 9014 days ago · 15 km deep · 2 km away
  13. 2.913km SW of Valencia, CA · 9014 days ago · 13 km deep · 3 km away
  14. 2.112km NE of Simi Valley, CA · 9014 days ago · 14 km deep · 1 km away
  15. 1.811km NNE of Simi Valley, CA · 9014 days ago · 15 km deep · 1 km away
  16. 2.312km NNE of Simi Valley, CA · 9014 days ago · 14 km deep · 2 km away
  17. 1.711km NNE of Simi Valley, CA · 9014 days ago · 16 km deep · 1 km away
  18. 2.812km NE of Simi Valley, CA · 9014 days ago · 14 km deep · 2 km away
  19. 2.812km NE of Simi Valley, CA · 9014 days ago · 14 km deep · 1 km away
  20. 3.812km NNE of Simi Valley, CA · 9014 days ago · 14 km deep · 2 km away · felt by 241

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci9753729. Read Sun, Oct 4, 2026, 12:43 PM UTC.