California earthquakes

M2.2 earthquake 3 km ESE of Berkeley, California

A magnitude 2.2 earthquake struck 3 km ESE of Berkeley, California on Mon, Dec 31, 1979, 8:20 PM PST (04:20 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M4.1 11 km E of Blackhawk, California. 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
2.2 (md), micro
Local time
UTC
1980-01-01 04:20:40 UTC
Depth
8.1 km (5.0 mi), shallow
Epicenter
37.863° N, 122.235° 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 0.2 km horizontally, 0.9 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
61°
Stations used
37

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 184 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.911 km ENE of Blackhawk, California · 17040 days ago · 12 km deep · 40 km away
  2. 1.911 km N of Livermore, California · 17040 days ago · 3 km deep · 44 km away
  3. 1.910 km NE of Livermore, California · 17040 days ago · 15 km deep · 50 km away
  4. 1.710 km E of Blackhawk, California · 17040 days ago · 10 km deep · 39 km away
  5. 2.09 km SE of Blackhawk, California · 17040 days ago · 2 km deep · 38 km away
  6. 4.111 km E of Blackhawk, California · 17040 days ago · 12 km deep · 40 km away
  7. 1.910 km E of Blackhawk, California · 17040 days ago · 10 km deep · 39 km away
  8. 2.39 km SE of Blackhawk, California · 17040 days ago · 4 km deep · 38 km away
  9. 1.86 km S of Newark, California · 17040 days ago · 4 km deep · 47 km away
  10. 2.88 km SE of Blackhawk, California · 17040 days ago · 4 km deep · 37 km away
  11. 2.09 km SE of Blackhawk, California · 17040 days ago · 3 km deep · 38 km away
  12. 2.19 km NNE of Livermore, California · 17040 days ago · 13 km deep · 46 km away
  13. 2.712 km E of Blackhawk, California · 17040 days ago · 14 km deep · 42 km away
  14. 2.911 km ENE of Blackhawk, California · 17040 days ago · 10 km deep · 40 km away
  15. 2.310 km ENE of Blackhawk, California · 17040 days ago · 7 km deep · 39 km away
  16. 2.08 km NE of Livermore, California · 17040 days ago · 7 km deep · 50 km away
  17. 1.611 km E of Blackhawk, California · 17040 days ago · 9 km deep · 40 km away
  18. 1.89 km NE of Livermore, California · 17040 days ago · 15 km deep · 49 km away
  19. 2.79 km ENE of Blackhawk, California · 17040 days ago · 14 km deep · 39 km away
  20. 2.410 km E of Blackhawk, California · 17040 days ago · 12 km deep · 40 km away
  21. 1.810 km N of Livermore, California · 17040 days ago · 5 km deep · 43 km away
  22. 1.99 km E of Blackhawk, California · 17040 days ago · 9 km deep · 39 km away
  23. 1.910 km ENE of Blackhawk, California · 17040 days ago · 7 km deep · 38 km away
  24. 3.310 km E of Blackhawk, California · 17040 days ago · 14 km deep · 40 km away
  25. 2.110 km E of Blackhawk, California · 17040 days ago · 14 km deep · 39 km away
  26. 2.610 km E of Blackhawk, California · 17040 days ago · 14 km deep · 39 km away
  27. 2.111 km SW of Brentwood, California · 17040 days ago · 15 km deep · 40 km away
  28. 1.611 km ENE of Blackhawk, California · 17040 days ago · 5 km deep · 40 km away
  29. 2.411 km ENE of Blackhawk, California · 17040 days ago · 10 km deep · 40 km away
  30. 1.811 km ENE of Blackhawk, California · 17040 days ago · 8 km deep · 40 km away
  31. 2.010 km ENE of Blackhawk, California · 17040 days ago · 3 km deep · 39 km away
  32. 1.610 km ENE of Blackhawk, California · 17040 days ago · 6 km deep · 39 km away
  33. 1.910 km E of Blackhawk, California · 17040 days ago · 12 km deep · 40 km away
  34. 2.210 km ENE of Blackhawk, California · 17039 days ago · 6 km deep · 39 km away
  35. 2.210 km ENE of Blackhawk, California · 17039 days ago · 6 km deep · 39 km away
  36. 2.210 km ENE of Blackhawk, California · 17039 days ago · 5 km deep · 39 km away
  37. 1.912 km E of Blackhawk, California · 17039 days ago · 14 km deep · 41 km away
  38. 1.510 km ENE of Blackhawk, California · 17039 days ago · 5 km deep · 38 km away
  39. 1.613 km ESE of Livermore, California · 17039 days ago · 7 km deep · 59 km away
  40. 1.810 km ENE of Blackhawk, California · 17039 days ago · 4 km deep · 37 km away
  41. 2.010 km ENE of Blackhawk, California · 17039 days ago · 5 km deep · 38 km away
  42. 1.712 km ESE of Livermore, California · 17039 days ago · 5 km deep · 58 km away
  43. 2.110 km E of Blackhawk, California · 17039 days ago · 13 km deep · 39 km away
  44. 2.49 km ENE of Blackhawk, California · 17039 days ago · 6 km deep · 38 km away
  45. 2.410 km NE of Blackhawk, CA · 17039 days ago · 3 km deep · 37 km away
  46. 1.610 km ENE of Blackhawk, California · 17039 days ago · 5 km deep · 39 km away
  47. 3.5Northern California · 17039 days ago · 13 km deep · 44 km away
  48. 1.8Northern California · 17039 days ago · 8 km deep · 44 km away
  49. 2.0Northern California · 17039 days ago · 5 km deep · 39 km away
  50. 1.610 km E of Blackhawk, California · 17039 days ago · 9 km deep · 39 km away
  51. 2.211 km E of Blackhawk, California · 17039 days ago · 5 km deep · 40 km away
  52. 2.511 km ENE of Blackhawk, California · 17039 days ago · 4 km deep · 40 km away
  53. 2.411 km ENE of Blackhawk, California · 17039 days ago · 5 km deep · 40 km away
  54. 2.410 km ENE of Blackhawk, California · 17039 days ago · 4 km deep · 39 km away
  55. 1.911 km SW of Brentwood, California · 17039 days ago · 5 km deep · 40 km away
  56. 2.410 km SW of Brentwood, California · 17039 days ago · 4 km deep · 41 km away
  57. 1.511 km ENE of Blackhawk, CA · 17039 days ago · 4 km deep · 39 km away
  58. 2.511 km ENE of Blackhawk, California · 17039 days ago · 5 km deep · 39 km away
  59. 3.110 km ESE of Livermore, California · 17039 days ago · 1 km deep · 56 km away
  60. 1.75 km NNW of East Foothills, California · 17039 days ago · 0 km deep · 60 km away

The first 60 of 184.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1049659. Read Tue, Sep 22, 2026, 7:47 PM UTC.