California earthquakes

M1.7 earthquake 16km SSW of Carpinteria, CA

A magnitude 1.7 earthquake struck 16km SSW of Carpinteria, CA on Fri, May 12, 1978, 2:35 AM PDT (09:35 UTC), 15 km (9 mi) below the surface.

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

Carpinteria 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
1.7 (Mh), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1978-05-12 09:35:56 UTC
Depth
15.1 km (9.4 mi), shallow
Epicenter
34.282° N, 119.609° 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 1.3 km horizontally, 1.1 km in depth
Depth from
From location
Station coverage gap
203°, poorly surrounded by stations
Stations used
7

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 57 in the 60 days after this one and 48 in the 30 days before it.

After

  1. 2.12km NNW of Simi Valley, CA · 17670 days ago · 11 km deep · 79 km away
  2. 2.28km NNW of Malibu, CA · 17666 days ago · 6 km deep · 74 km away
  3. 3.928km S of Port Hueneme, CA · 17663 days ago · 13 km deep · 59 km away
  4. 1.827km S of Port Hueneme, CA · 17663 days ago · 2 km deep · 58 km away
  5. 2.826km S of Port Hueneme, CA · 17663 days ago · 1 km deep · 58 km away
  6. 2.325km S of Port Hueneme, CA · 17663 days ago · 6 km deep · 58 km away
  7. 2.527km S of Port Hueneme, CA · 17663 days ago · 0 km deep · 58 km away
  8. 2.229km S of Port Hueneme, CA · 17663 days ago · 0 km deep · 60 km away
  9. 2.627km S of Port Hueneme, CA · 17663 days ago · 1 km deep · 59 km away
  10. 1.627km S of Port Hueneme, CA · 17663 days ago · 6 km deep · 57 km away
  11. 1.828km SSE of Port Hueneme, CA · 17663 days ago · 0 km deep · 61 km away
  12. 2.030km S of Port Hueneme, CA · 17663 days ago · 0 km deep · 60 km away
  13. 1.831km S of Port Hueneme, CA · 17663 days ago · 0 km deep · 61 km away
  14. 3.127km S of Port Hueneme, CA · 17663 days ago · 10 km deep · 59 km away
  15. 1.832km S of Port Hueneme, CA · 17662 days ago · 6 km deep · 63 km away
  16. 2.426km S of Port Hueneme, CA · 17661 days ago · 1 km deep · 59 km away
  17. 2.627km S of Port Hueneme, CA · 17661 days ago · 0 km deep · 59 km away
  18. 2.29km NNE of Simi Valley, CA · 17658 days ago · 15 km deep · 84 km away
  19. 1.917km SSE of Carpinteria, CA · 17654 days ago · 0 km deep · 14 km away
  20. 2.136km NNW of Santa Barbara Is., CA · 17653 days ago · 0 km deep · 68 km away
  21. 1.714km W of Malibu, CA · 17653 days ago · 17 km deep · 67 km away
  22. 1.820km S of Carpinteria, CA · 17653 days ago · 13 km deep · 13 km away
  23. 1.923km S of Port Hueneme, CA · 17648 days ago · 6 km deep · 53 km away
  24. 2.217km NW of Santa Barbara Is., CA · 17647 days ago · 6 km deep · 88 km away
  25. 2.612km W of Grapevine, CA · 17645 days ago · 7 km deep · 88 km away
  26. 1.919km S of Carpinteria, CA · 17645 days ago · 4 km deep · 11 km away
  27. 1.820km N of Santa Cruz Is. (E end), CA · 17645 days ago · 13 km deep · 12 km away
  28. 2.89km SSW of Valencia, CA · 17641 days ago · 3 km deep · 92 km away
  29. 4.221km WNW of Grapevine, CA · 17639 days ago · 11 km deep · 95 km away
  30. 2.922km N of Pine Mountain Club, CA · 17639 days ago · 0 km deep · 94 km away
  31. 2.419km S of Carpinteria, CA · 17636 days ago · 12 km deep · 12 km away
  32. 1.820km S of Carpinteria, CA · 17636 days ago · 5 km deep · 12 km away
  33. 2.419km S of Carpinteria, CA · 17636 days ago · 11 km deep · 12 km away
  34. 1.918km N of Santa Cruz Is. (E end), CA · 17636 days ago · 6 km deep · 12 km away
  35. 2.116km ENE of Ojai, CA · 17635 days ago · 18 km deep · 55 km away
  36. 2.71km WSW of Frazier Park, CA · 17633 days ago · 12 km deep · 84 km away
  37. 1.716km ENE of Ojai, CA · 17632 days ago · 18 km deep · 54 km away
  38. 2.017km N of Santa Cruz Is. (E end), CA · 17632 days ago · 14 km deep · 12 km away
  39. 2.030km SE of Santa Cruz Is. (E end), CA · 17631 days ago · 6 km deep · 57 km away
  40. 2.87km SSE of Santa Barbara, CA · 17630 days ago · 11 km deep · 10 km away
  41. 1.718km N of Santa Cruz Is. (E end), CA · 17629 days ago · 15 km deep · 12 km away
  42. 1.712km N of Pine Mountain Club, CA · 17629 days ago · 13 km deep · 86 km away
  43. 1.717km N of Santa Cruz Is. (E end), CA · 17629 days ago · 7 km deep · 12 km away
  44. 2.515km S of Santa Rosa Is., CA · 17629 days ago · 6 km deep · 69 km away
  45. 2.37km SSW of Westlake Village, CA · 17628 days ago · 12 km deep · 74 km away
  46. 2.512km SSE of Isla Vista, CA · 17627 days ago · 0 km deep · 20 km away
  47. 3.06km WNW of Castaic, CA · 17626 days ago · 18 km deep · 89 km away
  48. 1.86km SSE of Santa Barbara, CA · 17624 days ago · 15 km deep · 12 km away
  49. 1.613km SW of Carpinteria, CA · 17624 days ago · 6 km deep · 3 km away
  50. 3.222km S of Santa Rosa Is., CA · 17622 days ago · 6 km deep · 77 km away
  51. 1.623km SE of Santa Cruz Is. (E end), CA · 17621 days ago · 6 km deep · 50 km away
  52. 1.619km SSE of Malibu, CA · 17616 days ago · 10 km deep · 96 km away
  53. 1.915km ENE of Ojai, CA · 17616 days ago · 5 km deep · 53 km away
  54. 1.83km S of Frazier Park, CA · 17615 days ago · 6 km deep · 84 km away
  55. 2.615km SSW of Santa Barbara, CA · 17615 days ago · 1 km deep · 13 km away
  56. 1.620km SSE of Malibu, CA · 17614 days ago · 2 km deep · 96 km away
  57. 1.59km S of Malibu Beach, CA · 17614 days ago · 14 km deep · 92 km away

Before

  1. 1.88km NW of Fillmore, CA · 17676 days ago · 0 km deep · 60 km away
  2. 1.624km NNW of Santa Cruz Is. (NW end), CA · 17676 days ago · 0 km deep · 42 km away
  3. 1.827km NW of Santa Cruz Is. (NW end), CA · 17676 days ago · 5 km deep · 49 km away
  4. 2.029km NE of San Miguel Is., CA · 17676 days ago · 4 km deep · 53 km away
  5. 2.117km SW of Thousand Oaks, CA · 17681 days ago · 12 km deep · 62 km away
  6. 2.223km SW of Maricopa, CA · 17681 days ago · 15 km deep · 70 km away
  7. 1.717km WNW of Malibu, CA · 17682 days ago · 17 km deep · 63 km away
  8. 1.619km SSE of Carpinteria, CA · 17682 days ago · 16 km deep · 14 km away
  9. 2.019km SSW of Port Hueneme, CA · 17683 days ago · 0 km deep · 45 km away
  10. 2.119km SSW of Port Hueneme, CA · 17683 days ago · 2 km deep · 45 km away
  11. 2.310km WSW of Isla Vista, CA · 17684 days ago · 7 km deep · 33 km away
  12. 1.518km N of Santa Cruz Is. (E end), CA · 17684 days ago · 6 km deep · 13 km away
  13. 1.518km SSE of Carpinteria, CA · 17684 days ago · 6 km deep · 13 km away
  14. 2.510km SE of Malibu, CA · 17685 days ago · 9 km deep · 88 km away
  15. 3.512km SW of Isla Vista, CA · 17685 days ago · 1 km deep · 30 km away
  16. 2.313km WNW of Malibu, CA · 17685 days ago · 8 km deep · 67 km away
  17. 2.520km SSW of Port Hueneme, CA · 17685 days ago · 0 km deep · 45 km away
  18. 2.08km SSE of Malibu, CA · 17687 days ago · 12 km deep · 85 km away
  19. 2.022km S of Santa Barbara, CA · 17690 days ago · 6 km deep · 13 km away
  20. 2.025km SE of Santa Cruz Is. (E end), CA · 17690 days ago · 0 km deep · 53 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3339430. Read Thu, Oct 1, 2026, 8:46 AM UTC.