California earthquakes

M1.6 earthquake 7km ENE of Simi Valley, CA

A magnitude 1.6 earthquake struck 7km ENE of Simi Valley, CA on Mon, Feb 5, 1979, 2:39 AM PST (10:39 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M3.4 13km S of Malibu 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
1.6 (mh), micro
Local time
UTC
1979-02-05 10:39:55 UTC
Depth
13.4 km (8.3 mi), shallow
Epicenter
34.295° N, 118.670° 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, 1.0 km in depth
Depth from
From location
Station coverage gap
66°
Stations used
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 104 in the 60 days after this one and 86 in the 30 days before it.

After

  1. 1.87km W of Grapevine, CA · 17399 days ago · 13 km deep · 78 km away
  2. 1.88km SSW of Malibu Beach, CA · 17399 days ago · 10 km deep · 37 km away
  3. 2.07km SW of Malibu Beach, CA · 17399 days ago · 13 km deep · 35 km away
  4. 1.514km N of Glendora, CA · 17399 days ago · 10 km deep · 72 km away
  5. 2.411km SSW of Malibu Beach, CA · 17399 days ago · 6 km deep · 40 km away
  6. 2.53km SE of Yorba Linda, CA · 17398 days ago · 7 km deep · 94 km away
  7. 1.68km S of Camarillo, CA · 17398 days ago · 12 km deep · 37 km away
  8. 2.023km W of Rancho Palos Verdes, CA · 17398 days ago · 5 km deep · 61 km away
  9. 1.510km WSW of Ojai, CA · 17397 days ago · 11 km deep · 63 km away
  10. 1.98km N of Malibu, CA · 17397 days ago · 13 km deep · 29 km away
  11. 1.78km SE of Camarillo, CA · 17396 days ago · 0 km deep · 32 km away
  12. 1.67km SSW of Malibu Beach, CA · 17396 days ago · 13 km deep · 36 km away
  13. 1.910km S of Malibu Beach, CA · 17395 days ago · 8 km deep · 39 km away
  14. 1.518km ESE of Arvin, CA · 17395 days ago · 7 km deep · 92 km away
  15. 1.64km WSW of Pearblossum, CA · 17394 days ago · 10 km deep · 70 km away
  16. 1.57km NW of Frazier Park, CA · 17394 days ago · 4 km deep · 71 km away
  17. 2.010km S of Malibu Beach, CA · 17393 days ago · 11 km deep · 39 km away
  18. 2.412km SSW of Malibu Beach, CA · 17393 days ago · 12 km deep · 41 km away
  19. 1.89km SSW of Malibu Beach, CA · 17393 days ago · 13 km deep · 38 km away
  20. 1.66km SSE of Camarillo, CA · 17392 days ago · 10 km deep · 36 km away
  21. 1.76km SE of Camarillo, CA · 17392 days ago · 5 km deep · 33 km away
  22. 2.17km S of Malibu Beach, CA · 17392 days ago · 6 km deep · 36 km away
  23. 2.118km S of Santa Barbara, CA · 17392 days ago · 1 km deep · 97 km away
  24. 2.11km WNW of San Dimas, CA · 17391 days ago · 4 km deep · 81 km away
  25. 3.318km S of Santa Barbara, CA · 17391 days ago · 13 km deep · 95 km away
  26. 3.318km S of Santa Barbara, CA · 17391 days ago · 13 km deep · 95 km away
  27. 1.615km S of Santa Barbara, CA · 17391 days ago · 12 km deep · 94 km away
  28. 2.117km S of Santa Barbara, CA · 17391 days ago · 3 km deep · 94 km away
  29. 2.715km S of Santa Barbara, CA · 17391 days ago · 13 km deep · 95 km away
  30. 2.018km S of Santa Barbara, CA · 17391 days ago · 3 km deep · 94 km away
  31. 1.918km S of Santa Barbara, CA · 17391 days ago · 2 km deep · 95 km away
  32. 2.017km S of Santa Barbara, CA · 17391 days ago · 2 km deep · 96 km away
  33. 2.217km S of Santa Barbara, CA · 17391 days ago · 2 km deep · 95 km away
  34. 1.88km SSW of Malibu Beach, CA · 17391 days ago · 6 km deep · 37 km away
  35. 2.019km S of Santa Barbara, CA · 17391 days ago · 0 km deep · 96 km away
  36. 2.017km S of Santa Barbara, CA · 17391 days ago · 2 km deep · 95 km away
  37. 1.919km S of Santa Barbara, CA · 17390 days ago · 6 km deep · 93 km away
  38. 2.15km ESE of Vincent, CA · 17389 days ago · 12 km deep · 58 km away
  39. 2.29km W of Malibu, CA · 17388 days ago · 10 km deep · 39 km away
  40. 1.711km S of Malibu Beach, CA · 17388 days ago · 6 km deep · 40 km away
  41. 2.117km S of Santa Barbara, CA · 17387 days ago · 2 km deep · 97 km away
  42. 1.78km SSW of Malibu Beach, CA · 17386 days ago · 11 km deep · 36 km away
  43. 2.617km WNW of Malibu, CA · 17386 days ago · 16 km deep · 41 km away
  44. 2.010km SW of Valencia, CA · 17385 days ago · 13 km deep · 10 km away
  45. 1.69km SSW of Malibu Beach, CA · 17385 days ago · 1 km deep · 38 km away
  46. 1.79km SE of Malibu, CA · 17385 days ago · 14 km deep · 38 km away
  47. 1.79km WSW of Grapevine, CA · 17384 days ago · 15 km deep · 75 km away
  48. 1.72km SSW of Marina del Rey, CA · 17383 days ago · 6 km deep · 41 km away
  49. 1.75km NNW of Malibu Beach, CA · 17382 days ago · 12 km deep · 25 km away
  50. 1.712km WSW of Ojai, CA · 17382 days ago · 15 km deep · 66 km away
  51. 1.58km SSW of Malibu Beach, CA · 17379 days ago · 12 km deep · 37 km away
  52. 1.68km N of Sunland, CA · 17379 days ago · 11 km deep · 35 km away
  53. 2.38km N of Sunland, CA · 17379 days ago · 4 km deep · 35 km away
  54. 2.92km ESE of Inglewood, CA · 17379 days ago · 6 km deep · 50 km away
  55. 2.04km WSW of Pinon Hills, CA · 17378 days ago · 8 km deep · 91 km away
  56. 2.314km ENE of Ojai, CA · 17378 days ago · 19 km deep · 48 km away
  57. 2.410km SSW of Malibu Beach, CA · 17378 days ago · 12 km deep · 39 km away
  58. 2.15km NNE of Lake View Terrace, CA · 17377 days ago · 5 km deep · 30 km away
  59. 2.48km S of Malibu Beach, CA · 17377 days ago · 12 km deep · 37 km away
  60. 1.721km N of Neenach, CA · 17376 days ago · 6 km deep · 75 km away

The first 60 of 104.

Before

  1. 2.06km SW of Pearblossum, CA · 17402 days ago · 8 km deep · 69 km away
  2. 3.321km S of Port Hueneme, CA · 17402 days ago · 11 km deep · 60 km away
  3. 1.78km SSW of Malibu Beach, CA · 17402 days ago · 12 km deep · 37 km away
  4. 2.06km NW of Malibu, CA · 17402 days ago · 11 km deep · 32 km away
  5. 2.121km W of Palos Verdes Estates, CA · 17402 days ago · 2 km deep · 57 km away
  6. 1.56km SE of Santa Clarita, CA · 17403 days ago · 2 km deep · 21 km away
  7. 1.816km SSE of Santa Barbara, CA · 17404 days ago · 17 km deep · 91 km away
  8. 2.03km NE of Inglewood, CA · 17405 days ago · 6 km deep · 48 km away
  9. 2.58km ESE of Malibu, CA · 17408 days ago · 10 km deep · 37 km away
  10. 1.58km S of Malibu Beach, CA · 17408 days ago · 12 km deep · 37 km away
  11. 3.012km S of Malibu Beach, CA · 17408 days ago · 10 km deep · 40 km away
  12. 1.610km S of Malibu Beach, CA · 17409 days ago · 6 km deep · 39 km away
  13. 1.96km W of Grapevine, CA · 17409 days ago · 15 km deep · 79 km away
  14. 2.28km SSW of Malibu Beach, CA · 17409 days ago · 8 km deep · 37 km away
  15. 1.714km SE of Malibu, CA · 17410 days ago · 14 km deep · 44 km away
  16. 1.719km S of Port Hueneme, CA · 17411 days ago · 0 km deep · 58 km away
  17. 2.618km S of Port Hueneme, CA · 17411 days ago · 0 km deep · 60 km away
  18. 2.31km NW of Los Alamitos, CA · 17411 days ago · 6 km deep · 76 km away
  19. 1.913km ESE of Tehachapi, CA · 17412 days ago · 3 km deep · 92 km away
  20. 1.97km S of Malibu Beach, CA · 17413 days ago · 8 km deep · 36 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3345921. Read Sun, Sep 27, 2026, 11:55 AM UTC.