California earthquakes

M1.8 earthquake 20km S of Carpinteria, CA

A magnitude 1.8 earthquake struck 20km S of Carpinteria, CA on Wed, Mar 29, 1978, 10:08 PM PST (06:08 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M2.4 20km S of Carpinteria, 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
1.8 (mh), micro
Local time
UTC
1978-03-30 06:08:40 UTC
Depth
15.0 km (9.3 mi), shallow
Epicenter
34.220° N, 119.494° 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 0.9 km horizontally, 1.1 km in depth
Depth from
From location
Station coverage gap
101°
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: 135 in the 60 days after this one and 51 in the 30 days before it.

After

  1. 2.420km S of Carpinteria, CA · 17709 days ago · 14 km deep · 0 km away
  2. 2.020km S of Carpinteria, CA · 17709 days ago · 14 km deep · 2 km away
  3. 1.919km S of Carpinteria, CA · 17709 days ago · 14 km deep · 1 km away
  4. 2.018km S of Carpinteria, CA · 17709 days ago · 14 km deep · 2 km away
  5. 2.119km S of Carpinteria, CA · 17709 days ago · 15 km deep · 2 km away
  6. 1.720km S of Carpinteria, CA · 17709 days ago · 18 km deep · 1 km away
  7. 2.019km S of Carpinteria, CA · 17709 days ago · 13 km deep · 1 km away
  8. 1.919km S of Carpinteria, CA · 17708 days ago · 16 km deep · 1 km away
  9. 1.919km S of Carpinteria, CA · 17708 days ago · 11 km deep · 2 km away
  10. 2.019km S of Carpinteria, CA · 17708 days ago · 17 km deep · 1 km away
  11. 2.518km S of Carpinteria, CA · 17708 days ago · 14 km deep · 2 km away
  12. 1.618km SSE of Carpinteria, CA · 17708 days ago · 14 km deep · 2 km away
  13. 1.520km S of Carpinteria, CA · 17708 days ago · 18 km deep · 1 km away
  14. 1.820km S of Carpinteria, CA · 17708 days ago · 15 km deep · 1 km away
  15. 1.919km S of Carpinteria, CA · 17708 days ago · 15 km deep · 2 km away
  16. 1.720km S of Carpinteria, CA · 17708 days ago · 13 km deep · 1 km away
  17. 1.819km SSE of Carpinteria, CA · 17708 days ago · 13 km deep · 2 km away
  18. 2.119km S of Carpinteria, CA · 17707 days ago · 15 km deep · 1 km away
  19. 1.819km S of Carpinteria, CA · 17707 days ago · 15 km deep · 2 km away
  20. 1.81km NE of Frazier Park, CA · 17707 days ago · 12 km deep · 85 km away
  21. 1.818km S of Carpinteria, CA · 17707 days ago · 14 km deep · 2 km away
  22. 2.139km N of San Nicolas Is., CA · 17707 days ago · 6 km deep · 70 km away
  23. 1.99km S of Isla Vista, CA · 17707 days ago · 6 km deep · 35 km away
  24. 2.520km S of Carpinteria, CA · 17707 days ago · 15 km deep · 0 km away
  25. 1.519km S of Carpinteria, CA · 17707 days ago · 12 km deep · 1 km away
  26. 2.219km S of Carpinteria, CA · 17707 days ago · 16 km deep · 1 km away
  27. 1.619km S of Carpinteria, CA · 17707 days ago · 14 km deep · 1 km away
  28. 1.519km S of Carpinteria, CA · 17707 days ago · 17 km deep · 1 km away
  29. 1.919km S of Carpinteria, CA · 17707 days ago · 13 km deep · 1 km away
  30. 1.819km S of Carpinteria, CA · 17707 days ago · 16 km deep · 1 km away
  31. 1.720km SSE of Carpinteria, CA · 17707 days ago · 17 km deep · 2 km away
  32. 1.819km S of Carpinteria, CA · 17707 days ago · 14 km deep · 1 km away
  33. 2.319km S of Carpinteria, CA · 17707 days ago · 16 km deep · 1 km away
  34. 2.418km SSE of Carpinteria, CA · 17707 days ago · 15 km deep · 3 km away
  35. 2.418km SSE of Carpinteria, CA · 17707 days ago · 15 km deep · 3 km away
  36. 1.819km S of Carpinteria, CA · 17706 days ago · 13 km deep · 1 km away
  37. 1.518km S of Carpinteria, CA · 17706 days ago · 3 km deep · 2 km away
  38. 2.019km S of Carpinteria, CA · 17706 days ago · 13 km deep · 1 km away
  39. 1.519km S of Carpinteria, CA · 17705 days ago · 14 km deep · 1 km away
  40. 2.510km N of Ojai, CA · 17705 days ago · 0 km deep · 42 km away
  41. 1.720km SSE of Carpinteria, CA · 17705 days ago · 16 km deep · 2 km away
  42. 1.920km S of Carpinteria, CA · 17705 days ago · 15 km deep · 0 km away
  43. 2.19km SW of Santa Barbara Is., CA · 17704 days ago · 6 km deep · 95 km away
  44. 1.518km S of Carpinteria, CA · 17704 days ago · 4 km deep · 2 km away
  45. 2.219km S of Carpinteria, CA · 17704 days ago · 16 km deep · 1 km away
  46. 1.816km SSW of Neenach, CA · 17703 days ago · 12 km deep · 90 km away
  47. 2.712km ESE of Piru, CA · 17703 days ago · 15 km deep · 77 km away
  48. 1.710km ESE of Piru, CA · 17703 days ago · 25 km deep · 75 km away
  49. 2.020km NNE of Santa Cruz Is. (E end), CA · 17703 days ago · 5 km deep · 3 km away
  50. 2.418km SSE of Carpinteria, CA · 17703 days ago · 10 km deep · 2 km away
  51. 2.220km S of Carpinteria, CA · 17701 days ago · 14 km deep · 0 km away
  52. 1.616km N of Santa Cruz Is. (E end), CA · 17701 days ago · 3 km deep · 6 km away
  53. 1.918km S of Carpinteria, CA · 17701 days ago · 14 km deep · 2 km away
  54. 1.620km S of Carpinteria, CA · 17700 days ago · 14 km deep · 0 km away
  55. 2.17km SE of Santa Paula, CA · 17700 days ago · 5 km deep · 45 km away
  56. 1.819km S of Carpinteria, CA · 17698 days ago · 15 km deep · 1 km away
  57. 1.720km N of Santa Cruz Is. (E end), CA · 17698 days ago · 15 km deep · 2 km away
  58. 2.319km S of Carpinteria, CA · 17698 days ago · 16 km deep · 1 km away
  59. 2.318km S of Carpinteria, CA · 17698 days ago · 14 km deep · 3 km away
  60. 1.920km S of Carpinteria, CA · 17698 days ago · 16 km deep · 1 km away

The first 60 of 135.

Before

  1. 1.918km S of Carpinteria, CA · 17709 days ago · 6 km deep · 2 km away
  2. 1.820km S of Carpinteria, CA · 17709 days ago · 4 km deep · 1 km away
  3. 2.320km S of Carpinteria, CA · 17709 days ago · 15 km deep · 0 km away
  4. 2.118km S of Carpinteria, CA · 17709 days ago · 13 km deep · 2 km away
  5. 1.720km S of Carpinteria, CA · 17709 days ago · 16 km deep · 0 km away
  6. 1.720km S of Carpinteria, CA · 17709 days ago · 4 km deep · 1 km away
  7. 2.320km S of Carpinteria, CA · 17709 days ago · 14 km deep · 1 km away
  8. 1.620km S of Carpinteria, CA · 17709 days ago · 14 km deep · 0 km away
  9. 1.920km S of Carpinteria, CA · 17709 days ago · 15 km deep · 1 km away
  10. 1.720km S of Carpinteria, CA · 17709 days ago · 16 km deep · 0 km away
  11. 1.919km SSE of Carpinteria, CA · 17709 days ago · 16 km deep · 2 km away
  12. 2.220km N of Santa Cruz Is. (E end), CA · 17710 days ago · 14 km deep · 1 km away
  13. 1.920km S of Carpinteria, CA · 17710 days ago · 6 km deep · 0 km away
  14. 1.519km S of Carpinteria, CA · 17710 days ago · 15 km deep · 1 km away
  15. 2.020km S of Carpinteria, CA · 17710 days ago · 15 km deep · 0 km away
  16. 1.820km S of Carpinteria, CA · 17710 days ago · 14 km deep · 1 km away
  17. 1.820km S of Carpinteria, CA · 17710 days ago · 14 km deep · 0 km away
  18. 1.519km S of Carpinteria, CA · 17710 days ago · 14 km deep · 2 km away
  19. 2.020km S of Carpinteria, CA · 17710 days ago · 16 km deep · 0 km away
  20. 2.020km S of Carpinteria, CA · 17710 days ago · 15 km deep · 1 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3338457. Read Wed, Sep 23, 2026, 4:24 AM UTC.