California earthquakes

M1.9 earthquake 11km NE of Simi Valley, CA

A magnitude 1.9 earthquake struck 11km NE of Simi Valley, CA on Sun, Jan 26, 2003, 3:30 AM PST (11:30 UTC), 14 km (9 mi) below the surface.

A larger quake followed: M3.4 19km S of Maricopa, CA. This one was a foreshock.

Stevenson Ranch forecastMore in California

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
2003-01-26 11:30:30 UTC
Depth
13.7 km (8.5 mi), shallow
Epicenter
34.350° N, 118.661° 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, 0.8 km in depth
Magnitude uncertainty
±0.31
Depth from
From location
Station coverage gap
37°
Stations used
29

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 70 in the 60 days after this one and 45 in the 30 days before it.

After

  1. 2.620km SSE of Santa Cruz Is. (E end), CA · 8653 days ago · 13 km deep · 88 km away
  2. 1.812km SW of Marina del Rey, CA · 8652 days ago · 15 km deep · 50 km away
  3. 1.56km NE of Yorba Linda, CA · 8652 days ago · 10 km deep · 95 km away
  4. 2.011km NNW of Grapevine, CA · 8650 days ago · 11 km deep · 82 km away
  5. 2.311km NNW of Grapevine, CA · 8650 days ago · 4 km deep · 81 km away
  6. 1.82km NW of Orange, California · 8649 days ago · 3 km deep · 96 km away
  7. 2.42km NNE of Baldwin Hills, CA · 8649 days ago · 12 km deep · 46 km away
  8. 1.615km N of Fillmore, California · 8649 days ago · 15 km deep · 32 km away
  9. 2.011km NE of Simi Valley, CA · 8647 days ago · 14 km deep · 1 km away
  10. 1.67km SSE of Tehachapi, CA · 8647 days ago · 5 km deep · 83 km away
  11. 1.83km WNW of Pacoima, CA · 8644 days ago · 9 km deep · 19 km away
  12. 1.514km SSW of Arvin, California · 8644 days ago · 22 km deep · 87 km away
  13. 2.02km NNE of Baldwin Hills, CA · 8644 days ago · 10 km deep · 46 km away
  14. 1.51km NE of Granada Hills, CA · 8643 days ago · 12 km deep · 17 km away
  15. 1.95km SSW of Sherman Oaks, CA · 8640 days ago · 7 km deep · 32 km away
  16. 1.92km ENE of La Habra Heights, CA · 8638 days ago · 14 km deep · 79 km away
  17. 1.72km N of View Park-Windsor Hills, CA · 8637 days ago · 13 km deep · 47 km away
  18. 2.44km N of Valencia, CA · 8637 days ago · 18 km deep · 18 km away
  19. 1.61km E of Baldwin Hills, CA · 8636 days ago · 14 km deep · 48 km away
  20. 2.27km SW of Ojai, CA · 8635 days ago · 9 km deep · 59 km away
  21. 1.79km WSW of Ojai, CA · 8635 days ago · 6 km deep · 62 km away
  22. 1.99km SW of Valencia, CA · 8635 days ago · 16 km deep · 7 km away
  23. 1.58km SW of Valencia, California · 8635 days ago · 19 km deep · 7 km away
  24. 1.99km SW of Valencia, CA · 8635 days ago · 17 km deep · 7 km away
  25. 1.811km WSW of Ojai, CA · 8635 days ago · 3 km deep · 63 km away
  26. 1.63km SSW of Malibu Beach, CA · 8634 days ago · 7 km deep · 38 km away
  27. 1.514km NNW of Castaic, CA · 8634 days ago · 8 km deep · 29 km away
  28. 2.05km N of Yorba Linda, CA · 8633 days ago · 16 km deep · 91 km away
  29. 1.86km N of Yorba Linda, CA · 8633 days ago · 15 km deep · 91 km away
  30. 1.55km N of Pacoima, CA · 8633 days ago · 4 km deep · 21 km away
  31. 1.65km NNE of Valencia, California · 8631 days ago · 18 km deep · 19 km away
  32. 1.93km S of Encino, CA · 8630 days ago · 6 km deep · 28 km away
  33. 1.53km WNW of San Fernando, California · 8629 days ago · 12 km deep · 19 km away
  34. 3.419km S of Maricopa, CA · 8629 days ago · 10 km deep · 88 km away
  35. 3.119km SSE of Maricopa, CA · 8628 days ago · 12 km deep · 88 km away
  36. 2.23km NE of Reseda, CA · 8628 days ago · 17 km deep · 20 km away
  37. 2.21km N of Gardena, California · 8628 days ago · 15 km deep · 60 km away
  38. 2.35km W of Manhattan Beach, CA · 8627 days ago · 12 km deep · 54 km away
  39. 2.719km SSE of Maricopa, CA · 8627 days ago · 12 km deep · 88 km away
  40. 1.716km NNW of Grapevine, CA · 8626 days ago · 14 km deep · 86 km away
  41. 1.76km W of Chatsworth, CA · 8625 days ago · 12 km deep · 10 km away
  42. 2.512km NNW of Grapevine, CA · 8624 days ago · 9 km deep · 82 km away
  43. 2.014km S of Malibu, CA · 8624 days ago · 19 km deep · 54 km away
  44. 1.64km SW of Sherman Oaks, CA · 8621 days ago · 6 km deep · 30 km away
  45. 2.38km NE of Santa Paula, California · 8618 days ago · 27 km deep · 32 km away
  46. 2.58km WNW of Fillmore, CA · 8616 days ago · 26 km deep · 32 km away
  47. 1.92km SW of Lennox, CA · 8614 days ago · 16 km deep · 54 km away
  48. 1.813km WNW of Grapevine, CA · 8614 days ago · 22 km deep · 78 km away
  49. 1.69km WNW of Frazier Park, CA · 8614 days ago · 1 km deep · 66 km away
  50. 2.03km SW of South El Monte, CA · 8613 days ago · 11 km deep · 65 km away
  51. 1.93km S of Granada Hills, CA · 8612 days ago · 16 km deep · 19 km away
  52. 1.57km E of Santa Clarita, CA · 8610 days ago · 12 km deep · 22 km away
  53. 1.61km WSW of Valencia, CA · 8609 days ago · 16 km deep · 13 km away
  54. 1.72km WNW of Valencia, CA · 8609 days ago · 15 km deep · 14 km away
  55. 1.912km N of Pine Mountain Club, CA · 8608 days ago · 14 km deep · 80 km away
  56. 1.811km N of Santa Paula, CA · 8608 days ago · 16 km deep · 40 km away
  57. 1.63km NW of Pacoima, California · 8607 days ago · 11 km deep · 19 km away
  58. 1.82km W of Valencia, CA · 8607 days ago · 14 km deep · 13 km away
  59. 1.621km N of Neenach, California · 8606 days ago · 6 km deep · 69 km away
  60. 2.430km NNE of Santa Barbara Is., CA · 8606 days ago · 7 km deep · 75 km away

The first 60 of 70.

Before

  1. 1.91km NNW of Baldwin Hills, CA · 8655 days ago · 9 km deep · 45 km away
  2. 3.013km WSW of El Segundo, CA · 8656 days ago · 13 km deep · 52 km away · felt by 2
  3. 1.71km SW of Encino, CA · 8658 days ago · 10 km deep · 26 km away
  4. 1.98km N of Pacoima, CA · 8658 days ago · 4 km deep · 21 km away
  5. 2.09km N of Pacoima, CA · 8658 days ago · 7 km deep · 20 km away
  6. 2.20km ENE of Baldwin Hills, CA · 8658 days ago · 15 km deep · 47 km away
  7. 1.511km N of Castaic, CA · 8660 days ago · 10 km deep · 27 km away
  8. 1.68km SSW of Arvin, CA · 8660 days ago · 7 km deep · 90 km away
  9. 3.15km NNE of Chatsworth, CA · 8661 days ago · 2 km deep · 9 km away · felt by 2
  10. 1.612km NNE of Simi Valley, CA · 8661 days ago · 14 km deep · 2 km away
  11. 2.017km NNW of Fillmore, CA · 8661 days ago · 26 km deep · 39 km away
  12. 1.61km E of Baldwin Hills, CA · 8662 days ago · 15 km deep · 47 km away
  13. 1.92km SSW of Lakewood, CA · 8662 days ago · 16 km deep · 75 km away
  14. 2.112km N of Piru, CA · 8662 days ago · 16 km deep · 22 km away
  15. 1.513km E of Carpinteria, CA · 8662 days ago · 3 km deep · 66 km away
  16. 1.53km NE of Granada Hills, CA · 8663 days ago · 12 km deep · 18 km away
  17. 1.93km SSW of Chatsworth, CA · 8663 days ago · 7 km deep · 14 km away
  18. 2.014km SW of Rancho Palos Verdes, CA · 8666 days ago · 0 km deep · 79 km away
  19. 2.40km NE of Baldwin Hills, CA · 8666 days ago · 15 km deep · 47 km away
  20. 1.814km WSW of Lamont, California · 8666 days ago · 12 km deep · 100 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci9882785. Read Mon, Oct 5, 2026, 7:21 AM UTC.