California earthquakes

M2.1 earthquake 8km WSW of El Segundo, CA

A magnitude 2.1 earthquake struck 8km WSW of El Segundo, CA on Fri, Oct 4, 2002, 3:21 AM PDT (10:21 UTC), 14 km (9 mi) below the surface.

A larger quake followed: M2.9 6km WNW of Newport Beach, 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
2002-10-04 10:21:38 UTC
Depth
14.2 km (8.8 mi), shallow
Epicenter
33.893° N, 118.496° 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, 0.6 km in depth
Magnitude uncertainty
±0.29
Depth from
From location
Station coverage gap
121°
Stations used
31

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 74 in the 60 days after this one and 53 in the 30 days before it.

After

  1. 1.62km NNW of Sierra Madre, CA · 8766 days ago · 11 km deep · 51 km away
  2. 1.68km E of Ojai, CA · 8766 days ago · 13 km deep · 87 km away
  3. 2.25km NE of North Tustin, CA · 8764 days ago · 16 km deep · 69 km away
  4. 1.516km W of Ventura, California · 8763 days ago · 4 km deep · 93 km away
  5. 1.61km ESE of Compton, CA · 8762 days ago · 11 km deep · 27 km away
  6. 1.95km NE of Yorba Linda, CA · 8762 days ago · 12 km deep · 67 km away
  7. 1.63km WNW of Florence-Graham, California · 8761 days ago · 6 km deep · 23 km away
  8. 1.84km SW of Sherman Oaks, CA · 8761 days ago · 7 km deep · 25 km away
  9. 1.85km NE of Yorba Linda, CA · 8760 days ago · 11 km deep · 67 km away
  10. 2.02km NNE of Northridge, CA · 8760 days ago · 15 km deep · 40 km away
  11. 1.77km SSE of Piru, California · 8758 days ago · 12 km deep · 58 km away
  12. 1.93km NNE of Marina del Rey, CA · 8757 days ago · 13 km deep · 14 km away
  13. 2.96km WNW of Newport Beach, CA · 8757 days ago · 19 km deep · 55 km away
  14. 1.83km ESE of Inglewood, CA · 8756 days ago · 14 km deep · 18 km away
  15. 1.98km N of Pacoima, CA · 8756 days ago · 8 km deep · 52 km away
  16. 1.63km N of Fontana, California · 8751 days ago · 10 km deep · 99 km away
  17. 2.927km SE of Santa Cruz Is. (E end), CA · 8751 days ago · 5 km deep · 75 km away
  18. 2.422km SSE of Santa Cruz Is. (E end), CA · 8751 days ago · 7 km deep · 83 km away
  19. 1.62km W of Chatsworth, CA · 8751 days ago · 14 km deep · 42 km away
  20. 1.61km SE of Bell, CA · 8750 days ago · 18 km deep · 31 km away
  21. 1.64km ESE of Vincent, CA · 8749 days ago · 9 km deep · 77 km away
  22. 2.39km NW of Malibu, CA · 8748 days ago · 14 km deep · 40 km away
  23. 1.76km NE of Yorba Linda, CA · 8748 days ago · 11 km deep · 67 km away
  24. 1.54km W of Northridge, CA · 8743 days ago · 16 km deep · 39 km away
  25. 1.62km WSW of Placentia, California · 8742 days ago · 10 km deep · 56 km away
  26. 2.14km SSE of Carson, California · 8742 days ago · 9 km deep · 24 km away
  27. 1.812km NNW of Chatsworth, CA · 8741 days ago · 13 km deep · 54 km away
  28. 1.69km WSW of Lytle Creek, CA · 8741 days ago · 4 km deep · 91 km away
  29. 1.510km E of Ojai, CA · 8738 days ago · 3 km deep · 86 km away
  30. 2.07km SW of Ojai, CA · 8737 days ago · 10 km deep · 93 km away
  31. 1.74km NE of Oxnard, California · 8737 days ago · 22 km deep · 71 km away
  32. 1.74km SSE of Chino Hills, CA · 8736 days ago · 14 km deep · 70 km away
  33. 1.64km NE of Yorba Linda, CA · 8734 days ago · 13 km deep · 65 km away
  34. 2.33km SE of La Mirada, CA · 8733 days ago · 16 km deep · 47 km away
  35. 1.814km WNW of Malibu, CA · 8733 days ago · 14 km deep · 45 km away
  36. 1.618km SSW of Seal Beach, California · 8733 days ago · 7 km deep · 45 km away
  37. 1.93km W of Yorba Linda, CA · 8733 days ago · 4 km deep · 60 km away
  38. 1.66km NE of Yorba Linda, CA · 8733 days ago · 10 km deep · 67 km away
  39. 1.513km NE of Simi Valley, CA · 8730 days ago · 15 km deep · 55 km away
  40. 2.28km NNE of La Verne, CA · 8730 days ago · 7 km deep · 76 km away
  41. 2.33km NW of Granada Hills, CA · 8730 days ago · 7 km deep · 44 km away
  42. 1.74km E of Upland, CA · 8729 days ago · 12 km deep · 85 km away
  43. 1.83km WNW of Granada Hills, CA · 8729 days ago · 8 km deep · 44 km away
  44. 2.17km ENE of Castaic, CA · 8729 days ago · 10 km deep · 70 km away
  45. 1.85km ENE of Castaic, California · 8729 days ago · 15 km deep · 69 km away
  46. 2.24km ESE of Marina del Rey, CA · 8728 days ago · 15 km deep · 11 km away
  47. 1.81km SW of Placentia, CA · 8727 days ago · 10 km deep · 57 km away
  48. 1.77km WSW of Ojai, CA · 8727 days ago · 9 km deep · 95 km away
  49. 1.98km SW of Ojai, CA · 8727 days ago · 7 km deep · 94 km away
  50. 2.012km WSW of Ojai, CA · 8725 days ago · 3 km deep · 96 km away
  51. 1.711km SSE of Malibu Beach, CA · 8725 days ago · 11 km deep · 16 km away
  52. 1.88km S of Chino, CA · 8725 days ago · 14 km deep · 75 km away
  53. 1.92km NE of Yorba Linda, CA · 8724 days ago · 12 km deep · 65 km away
  54. 1.55km NNW of Fontana, CA · 8723 days ago · 7 km deep · 98 km away
  55. 1.73km SSE of Charter Oak, CA · 8722 days ago · 13 km deep · 64 km away
  56. 2.724km ESE of Santa Cruz Is. (E end), California · 8722 days ago · 6 km deep · 74 km away
  57. 1.92km WSW of Granada Hills, CA · 8721 days ago · 15 km deep · 42 km away
  58. 2.27km WSW of Ojai, California · 8720 days ago · 3 km deep · 96 km away
  59. 1.62km NE of Baldwin Hills, CA · 8720 days ago · 15 km deep · 18 km away
  60. 1.918km SSE of Carpinteria, CA · 8718 days ago · 7 km deep · 97 km away

The first 60 of 74.

Before

  1. 1.85km NW of Newport Beach, California · 8767 days ago · 16 km deep · 56 km away
  2. 2.43km W of Rossmoor, CA · 8768 days ago · 17 km deep · 37 km away
  3. 1.613km N of Castaic, CA · 8769 days ago · 4 km deep · 80 km away
  4. 1.93km WNW of Pacoima, California · 8770 days ago · 11 km deep · 45 km away
  5. 1.65km N of Fontana, CA · 8770 days ago · 7 km deep · 100 km away
  6. 1.82km SSE of Hawthorne, CA · 8770 days ago · 18 km deep · 14 km away
  7. 1.82km NNW of Gardena, CA · 8770 days ago · 18 km deep · 17 km away
  8. 1.64km SSW of South Pasadena, CA · 8770 days ago · 11 km deep · 37 km away
  9. 1.82km NE of Baldwin Hills, CA · 8771 days ago · 14 km deep · 18 km away
  10. 2.05km W of Port Hueneme, CA · 8771 days ago · 26 km deep · 75 km away
  11. 1.59km SW of Wrightwood, California · 8772 days ago · 4 km deep · 86 km away
  12. 2.432km S of Malibu, CA · 8772 days ago · 7 km deep · 35 km away
  13. 1.62km E of Pacoima, CA · 8773 days ago · 9 km deep · 44 km away
  14. 1.91km N of Newport Beach, California · 8774 days ago · 14 km deep · 60 km away
  15. 1.99km WSW of Corona, CA · 8775 days ago · 8 km deep · 79 km away
  16. 1.812km N of Ojai, California · 8775 days ago · 2 km deep · 100 km away
  17. 1.73km WSW of Baldwin Hills, CA · 8776 days ago · 12 km deep · 14 km away
  18. 2.05km NE of Yorba Linda, CA · 8776 days ago · 12 km deep · 67 km away
  19. 1.88km NW of Malibu, CA · 8779 days ago · 14 km deep · 39 km away
  20. 1.64km WSW of Westminster, California · 8779 days ago · 18 km deep · 44 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci9831061. Read Mon, Oct 5, 2026, 7:13 AM UTC.