California earthquakes

M1.6 earthquake 19km SSE of Carpinteria, CA

A magnitude 1.6 earthquake struck 19km SSE of Carpinteria, CA on Thu, May 4, 1978, 3:23 AM PDT (10:23 UTC), 16 km (10 mi) below the surface.

A larger quake followed: M4.2 21km WNW of Grapevine, CA. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.6 (Mc), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1978-05-04 10:23:42 UTC
Depth
16.3 km (10.1 mi), shallow
Epicenter
34.231° N, 119.468° 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 2.1 km horizontally, 2.4 km in depth
Depth from
From location
Station coverage gap
219°, poorly surrounded by stations
Stations used
5

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 67 in the 60 days after this one and 64 in the 30 days before it.

After

  1. 1.717km WNW of Malibu, CA · 17684 days ago · 17 km deep · 49 km away
  2. 2.223km SW of Maricopa, CA · 17683 days ago · 15 km deep · 76 km away
  3. 2.117km SW of Thousand Oaks, CA · 17682 days ago · 12 km deep · 48 km away
  4. 2.029km NE of San Miguel Is., CA · 17678 days ago · 4 km deep · 66 km away
  5. 1.827km NW of Santa Cruz Is. (NW end), CA · 17678 days ago · 5 km deep · 62 km away
  6. 1.624km NNW of Santa Cruz Is. (NW end), CA · 17678 days ago · 0 km deep · 54 km away
  7. 1.88km NW of Fillmore, CA · 17677 days ago · 0 km deep · 50 km away
  8. 2.73km N of Marina del Rey, CA · 17676 days ago · 5 km deep · 97 km away
  9. 1.716km SSW of Carpinteria, CA · 17676 days ago · 15 km deep · 14 km away
  10. 2.12km NNW of Simi Valley, CA · 17672 days ago · 11 km deep · 66 km away
  11. 2.28km NNW of Malibu, CA · 17667 days ago · 6 km deep · 60 km away
  12. 3.928km S of Port Hueneme, CA · 17665 days ago · 13 km deep · 47 km away
  13. 1.827km S of Port Hueneme, CA · 17665 days ago · 2 km deep · 45 km away
  14. 2.826km S of Port Hueneme, CA · 17665 days ago · 1 km deep · 45 km away
  15. 2.325km S of Port Hueneme, CA · 17665 days ago · 6 km deep · 45 km away
  16. 2.527km S of Port Hueneme, CA · 17665 days ago · 0 km deep · 45 km away
  17. 2.229km S of Port Hueneme, CA · 17665 days ago · 0 km deep · 47 km away
  18. 2.627km S of Port Hueneme, CA · 17664 days ago · 1 km deep · 46 km away
  19. 1.627km S of Port Hueneme, CA · 17664 days ago · 6 km deep · 44 km away
  20. 1.828km SSE of Port Hueneme, CA · 17664 days ago · 0 km deep · 48 km away
  21. 2.030km S of Port Hueneme, CA · 17664 days ago · 0 km deep · 48 km away
  22. 1.831km S of Port Hueneme, CA · 17664 days ago · 0 km deep · 49 km away
  23. 3.127km S of Port Hueneme, CA · 17664 days ago · 10 km deep · 46 km away
  24. 1.832km S of Port Hueneme, CA · 17664 days ago · 6 km deep · 50 km away
  25. 1.710km WNW of Neenach, CA · 17663 days ago · 6 km deep · 95 km away
  26. 2.426km S of Port Hueneme, CA · 17663 days ago · 1 km deep · 46 km away
  27. 2.627km S of Port Hueneme, CA · 17663 days ago · 0 km deep · 46 km away
  28. 2.29km NNE of Simi Valley, CA · 17660 days ago · 15 km deep · 72 km away
  29. 1.917km SSE of Carpinteria, CA · 17656 days ago · 0 km deep · 3 km away
  30. 2.136km NNW of Santa Barbara Is., CA · 17655 days ago · 0 km deep · 57 km away
  31. 1.714km W of Malibu, CA · 17654 days ago · 17 km deep · 53 km away
  32. 1.820km S of Carpinteria, CA · 17654 days ago · 13 km deep · 2 km away
  33. 1.88km SE of Santa Clarita, CA · 17650 days ago · 13 km deep · 94 km away
  34. 1.923km S of Port Hueneme, CA · 17650 days ago · 6 km deep · 40 km away
  35. 2.217km NW of Santa Barbara Is., CA · 17649 days ago · 6 km deep · 78 km away
  36. 2.612km W of Grapevine, CA · 17646 days ago · 7 km deep · 86 km away
  37. 1.919km S of Carpinteria, CA · 17646 days ago · 4 km deep · 4 km away
  38. 1.820km N of Santa Cruz Is. (E end), CA · 17646 days ago · 13 km deep · 4 km away
  39. 1.710km E of Santa Clarita, CA · 17646 days ago · 8 km deep · 100 km away
  40. 2.18km NE of Santa Clarita, CA · 17645 days ago · 15 km deep · 97 km away
  41. 2.89km SSW of Valencia, CA · 17643 days ago · 3 km deep · 80 km away
  42. 4.221km WNW of Grapevine, CA · 17641 days ago · 11 km deep · 95 km away
  43. 2.922km N of Pine Mountain Club, CA · 17641 days ago · 0 km deep · 95 km away
  44. 2.419km S of Carpinteria, CA · 17638 days ago · 12 km deep · 3 km away
  45. 1.820km S of Carpinteria, CA · 17638 days ago · 5 km deep · 4 km away
  46. 2.419km S of Carpinteria, CA · 17638 days ago · 11 km deep · 2 km away
  47. 1.918km N of Santa Cruz Is. (E end), CA · 17638 days ago · 6 km deep · 8 km away
  48. 2.116km ENE of Ojai, CA · 17636 days ago · 18 km deep · 48 km away
  49. 2.71km WSW of Frazier Park, CA · 17634 days ago · 12 km deep · 80 km away
  50. 2.224km W of Palos Verdes Estates, CA · 17634 days ago · 6 km deep · 91 km away
  51. 1.716km ENE of Ojai, CA · 17634 days ago · 18 km deep · 47 km away
  52. 2.017km N of Santa Cruz Is. (E end), CA · 17634 days ago · 14 km deep · 8 km away
  53. 2.030km SE of Santa Cruz Is. (E end), CA · 17633 days ago · 6 km deep · 46 km away
  54. 2.87km SSE of Santa Barbara, CA · 17632 days ago · 11 km deep · 24 km away
  55. 1.718km N of Santa Cruz Is. (E end), CA · 17630 days ago · 15 km deep · 7 km away
  56. 1.712km N of Pine Mountain Club, CA · 17630 days ago · 13 km deep · 86 km away
  57. 1.717km N of Santa Cruz Is. (E end), CA · 17630 days ago · 7 km deep · 9 km away
  58. 2.515km S of Santa Rosa Is., CA · 17630 days ago · 6 km deep · 74 km away
  59. 2.37km SSW of Westlake Village, CA · 17630 days ago · 12 km deep · 60 km away
  60. 1.69km NE of Santa Clarita, CA · 17629 days ago · 15 km deep · 98 km away

The first 60 of 67.

Before

  1. 2.019km SSW of Port Hueneme, CA · 17685 days ago · 0 km deep · 33 km away
  2. 2.119km SSW of Port Hueneme, CA · 17685 days ago · 2 km deep · 33 km away
  3. 2.310km WSW of Isla Vista, CA · 17685 days ago · 7 km deep · 48 km away
  4. 1.518km N of Santa Cruz Is. (E end), CA · 17685 days ago · 6 km deep · 5 km away
  5. 1.518km SSE of Carpinteria, CA · 17685 days ago · 6 km deep · 2 km away
  6. 2.510km SE of Malibu, CA · 17686 days ago · 9 km deep · 74 km away
  7. 3.512km SW of Isla Vista, CA · 17687 days ago · 1 km deep · 44 km away
  8. 2.313km WNW of Malibu, CA · 17687 days ago · 8 km deep · 53 km away
  9. 2.520km SSW of Port Hueneme, CA · 17687 days ago · 0 km deep · 33 km away
  10. 1.67km ENE of Santa Clarita, CA · 17688 days ago · 14 km deep · 97 km away
  11. 2.08km SSE of Malibu, CA · 17688 days ago · 12 km deep · 71 km away
  12. 2.38km NE of Santa Clarita, CA · 17690 days ago · 13 km deep · 98 km away
  13. 2.022km S of Santa Barbara, CA · 17691 days ago · 6 km deep · 24 km away
  14. 2.025km SE of Santa Cruz Is. (E end), CA · 17692 days ago · 0 km deep · 43 km away
  15. 1.716km WNW of Malibu, CA · 17695 days ago · 7 km deep · 49 km away
  16. 3.115km WNW of Malibu, CA · 17695 days ago · 14 km deep · 51 km away
  17. 1.66km NNE of Grapevine, CA · 17696 days ago · 18 km deep · 99 km away
  18. 1.83km SSE of Malibu Beach, CA · 17697 days ago · 0 km deep · 77 km away
  19. 1.719km S of Carpinteria, CA · 17699 days ago · 17 km deep · 2 km away
  20. 2.019km S of Carpinteria, CA · 17699 days ago · 14 km deep · 1 km away

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From the USGS Earthquake Hazards Program and its partner networks, event ci3339238. Read Fri, Oct 2, 2026, 11:03 PM UTC.