California earthquakes

M1.9 earthquake 12km NNE of Simi Valley, CA

A magnitude 1.9 earthquake struck 12km NNE of Simi Valley, CA on Wed, Jan 30, 2002, 8:15 AM PST (16:15 UTC), 14 km (9 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
1.9 (ML, local (Richter)), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
2002-01-30 16:15:35 UTC
Depth
14.4 km (8.9 mi), shallow
Epicenter
34.367° N, 118.674° 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, 0.6 km in depth
Magnitude uncertainty
±0.23
Depth from
From location
Station coverage gap
82°
Stations used
25

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 155 in the 60 days after this one and 100 in the 30 days before it.

After

  1. 3.513km SW of Valencia, CA · 9013 days ago · 12 km deep · 1 km away · felt by 433
  2. 1.513km NNW of Chatsworth, CA · 9013 days ago · 12 km deep · 2 km away
  3. 1.912km ESE of Piru, CA · 9013 days ago · 14 km deep · 1 km away
  4. 3.012km NE of Simi Valley, CA · 9013 days ago · 12 km deep · 1 km away · felt by 234
  5. 2.211km NNE of Simi Valley, CA · 9013 days ago · 13 km deep · 1 km away
  6. 1.811km NNE of Simi Valley, CA · 9013 days ago · 13 km deep · 1 km away
  7. 1.612km NNW of Chatsworth, California · 9013 days ago · 14 km deep · 2 km away
  8. 1.512km NNW of Chatsworth, California · 9013 days ago · 13 km deep · 2 km away
  9. 1.511km NNE of Simi Valley, CA · 9013 days ago · 11 km deep · 1 km away
  10. 1.512km ESE of Piru, California · 9013 days ago · 15 km deep · 0 km away
  11. 1.812km NNE of Simi Valley, CA · 9013 days ago · 13 km deep · 0 km away
  12. 1.812km NE of Simi Valley, CA · 9012 days ago · 13 km deep · 1 km away
  13. 1.820km ENE of Arvin, CA · 9012 days ago · 6 km deep · 99 km away
  14. 1.712km NE of Simi Valley, CA · 9012 days ago · 12 km deep · 1 km away
  15. 1.83km N of Signal Hill, CA · 9012 days ago · 9 km deep · 75 km away
  16. 1.814km N of Grapevine, CA · 9012 days ago · 14 km deep · 82 km away
  17. 1.72km NE of Grapevine, California · 9011 days ago · 9 km deep · 69 km away
  18. 1.812km NNE of Simi Valley, CA · 9011 days ago · 13 km deep · 1 km away
  19. 1.75km NNW of West Hills, CA · 9011 days ago · 4 km deep · 14 km away
  20. 1.612km NE of Simi Valley, CA · 9011 days ago · 13 km deep · 1 km away
  21. 1.911km NNE of Simi Valley, CA · 9011 days ago · 13 km deep · 1 km away
  22. 1.98km SE of Piru, CA · 9011 days ago · 16 km deep · 4 km away
  23. 1.610km ESE of Piru, California · 9011 days ago · 14 km deep · 2 km away
  24. 1.812km NNE of Simi Valley, CA · 9011 days ago · 13 km deep · 1 km away
  25. 1.510km NE of Ojai, California · 9010 days ago · 6 km deep · 48 km away
  26. 2.07km E of Ojai, California · 9010 days ago · 16 km deep · 46 km away
  27. 1.63km E of Pacoima, CA · 9010 days ago · 6 km deep · 26 km away
  28. 1.912km NNE of Simi Valley, CA · 9009 days ago · 12 km deep · 1 km away
  29. 1.812km NNE of Simi Valley, CA · 9009 days ago · 13 km deep · 1 km away
  30. 2.015km NE of Lebec, CA · 9008 days ago · 4 km deep · 64 km away
  31. 1.83km ENE of Long Beach, California · 9008 days ago · 6 km deep · 80 km away
  32. 1.512km NE of Simi Valley, CA · 9007 days ago · 12 km deep · 2 km away
  33. 1.75km SSW of Chino Hills, CA · 9007 days ago · 10 km deep · 94 km away
  34. 1.95km SW of Chino Hills, CA · 9007 days ago · 9 km deep · 93 km away
  35. 1.66km SW of Chino Hills, California · 9007 days ago · 11 km deep · 92 km away
  36. 1.77km SE of Piru, CA · 9007 days ago · 19 km deep · 6 km away
  37. 1.84km SSE of Long Beach, California · 9007 days ago · 6 km deep · 83 km away
  38. 1.68km SE of Piru, California · 9007 days ago · 17 km deep · 5 km away
  39. 1.79km SE of Piru, CA · 9007 days ago · 16 km deep · 4 km away
  40. 2.212km NNE of Simi Valley, CA · 9006 days ago · 12 km deep · 0 km away
  41. 1.712km NE of Simi Valley, CA · 9006 days ago · 13 km deep · 1 km away
  42. 1.512km NNW of Chatsworth, CA · 9006 days ago · 12 km deep · 2 km away
  43. 1.712km NNE of Simi Valley, CA · 9006 days ago · 14 km deep · 1 km away
  44. 1.612km NNW of Chatsworth, California · 9006 days ago · 14 km deep · 2 km away
  45. 1.64km NE of Yorba Linda, CA · 9006 days ago · 12 km deep · 96 km away
  46. 1.811km ENE of Ojai, CA · 9006 days ago · 15 km deep · 45 km away
  47. 1.513km NE of Ojai, CA · 9006 days ago · 6 km deep · 45 km away
  48. 1.711km NNW of Chatsworth, CA · 9005 days ago · 16 km deep · 3 km away
  49. 2.612km NNE of Simi Valley, CA · 9005 days ago · 15 km deep · 1 km away
  50. 2.812km NNE of Simi Valley, CA · 9005 days ago · 15 km deep · 1 km away
  51. 2.812km NNE of Simi Valley, CA · 9005 days ago · 14 km deep · 1 km away
  52. 1.512km NE of Simi Valley, CA · 9005 days ago · 12 km deep · 2 km away
  53. 2.912km NNE of Simi Valley, CA · 9005 days ago · 13 km deep · 1 km away
  54. 2.212km NNE of Simi Valley, CA · 9005 days ago · 15 km deep · 0 km away
  55. 1.80km N of Beverly Hills, CA · 9005 days ago · 8 km deep · 41 km away
  56. 1.511km SE of Gorman, CA · 9005 days ago · 12 km deep · 41 km away
  57. 1.93km WSW of San Fernando, CA · 9003 days ago · 12 km deep · 22 km away
  58. 1.60km SW of Beverly Hills, CA · 9002 days ago · 7 km deep · 41 km away
  59. 1.812km NNE of Simi Valley, CA · 9001 days ago · 13 km deep · 1 km away
  60. 1.512km NNE of Simi Valley, California · 9001 days ago · 13 km deep · 1 km away

The first 60 of 155.

Before

  1. 2.312km NNE of Simi Valley, CA · 9013 days ago · 13 km deep · 1 km away
  2. 2.212km ESE of Piru, CA · 9013 days ago · 12 km deep · 0 km away
  3. 2.013km NE of Simi Valley, CA · 9013 days ago · 12 km deep · 1 km away
  4. 1.612km NNE of Simi Valley, CA · 9014 days ago · 11 km deep · 1 km away
  5. 1.812km NNE of Simi Valley, CA · 9014 days ago · 13 km deep · 1 km away
  6. 2.712km NE of Simi Valley, CA · 9014 days ago · 12 km deep · 1 km away
  7. 1.512km NNE of Simi Valley, CA · 9014 days ago · 14 km deep · 1 km away
  8. 1.811km NNE of Simi Valley, CA · 9014 days ago · 14 km deep · 2 km away
  9. 2.213km SW of Valencia, CA · 9014 days ago · 13 km deep · 2 km away
  10. 1.611km NNE of Simi Valley, CA · 9014 days ago · 11 km deep · 1 km away
  11. 2.212km NE of Simi Valley, CA · 9014 days ago · 12 km deep · 2 km away
  12. 1.610km SE of Piru, California · 9014 days ago · 17 km deep · 3 km away
  13. 1.77km SE of Piru, California · 9014 days ago · 7 km deep · 6 km away
  14. 2.511km NNE of Simi Valley, CA · 9014 days ago · 14 km deep · 1 km away
  15. 1.912km NNE of Simi Valley, CA · 9014 days ago · 15 km deep · 1 km away
  16. 1.612km NNE of Simi Valley, CA · 9014 days ago · 12 km deep · 1 km away
  17. 2.212km NNE of Simi Valley, CA · 9014 days ago · 14 km deep · 1 km away
  18. 1.812km NE of Simi Valley, CA · 9014 days ago · 13 km deep · 1 km away
  19. 3.113km SW of Valencia, CA · 9014 days ago · 12 km deep · 1 km away · felt by 243
  20. 1.810km NNE of Simi Valley, CA · 9014 days ago · 15 km deep · 3 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci9754905. Read Sun, Oct 4, 2026, 4:48 PM UTC.