California earthquakes

M2.2 earthquake 13 km NNE of Angwin, California

A magnitude 2.2 earthquake struck 13 km NNE of Angwin, California on Mon, Jan 2, 1984, 11:23 AM PST (19:23 UTC), -1 km (0 mi) below the surface.

A larger quake followed: M2.3 6 km W of Cobb, California. This one was a foreshock.

Angwin 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
2.2 (md), micro
Local time
UTC
1984-01-02 19:23:21 UTC
Depth
-0.7 km (-0.4 mi), shallow
Epicenter
38.684° N, 122.391° 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 0.3 km horizontally, 2.1 km in depth
Magnitude uncertainty
±0.18
Depth from
From location
Station coverage gap
114°
Stations used
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 164 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.913 km ESE of Suisun, California · 15587 days ago · 4 km deep · 69 km away
  2. 1.64 km SSW of Cobb, California · 15587 days ago · -1 km deep · 32 km away
  3. 2.015 km ESE of Suisun, California · 15586 days ago · 10 km deep · 70 km away
  4. 2.36 km W of Cobb, California · 15586 days ago · 1 km deep · 38 km away
  5. 1.69 km SSE of Sea Ranch, California · 15586 days ago · 2 km deep · 88 km away
  6. 1.914 km NE of Upper Lake, California · 15586 days ago · 7 km deep · 75 km away
  7. 1.97 km WSW of Cobb, California · 15585 days ago · 2 km deep · 39 km away
  8. 2.07 km W of Cobb, California · 15585 days ago · 3 km deep · 39 km away
  9. 1.612 km NNW of Moskowite Corner, California · 15585 days ago · 2 km deep · 20 km away
  10. 1.622 km NE of Potter Valley, California · 15585 days ago · 7 km deep · 100 km away
  11. 1.68 km WSW of Cobb, California · 15585 days ago · 3 km deep · 39 km away
  12. 2.14 km NW of Kelseyville, California · 15584 days ago · 4 km deep · 55 km away
  13. 1.65 km WSW of Cobb, California · 15584 days ago · 1 km deep · 36 km away
  14. 2.26 km W of Cobb, California · 15583 days ago · 3 km deep · 39 km away
  15. 1.68 km WSW of Cobb, California · 15583 days ago · 3 km deep · 39 km away
  16. 2.46 km W of Cobb, California · 15583 days ago · 3 km deep · 38 km away
  17. 1.76 km W of Cobb, California · 15583 days ago · 3 km deep · 38 km away
  18. 1.70 km ESE of Crockett, California · 15583 days ago · 9 km deep · 72 km away
  19. 2.11 km NW of Rollingwood, California · 15582 days ago · 4 km deep · 79 km away
  20. 2.415 km W of Guinda, California · 15581 days ago · 8 km deep · 17 km away
  21. 2.0Northern California · 15581 days ago · 3 km deep · 38 km away
  22. 1.78 km WNW of Cobb, California · 15581 days ago · 0 km deep · 42 km away
  23. 1.77 km WSW of Cobb, California · 15580 days ago · 2 km deep · 39 km away
  24. 1.76 km WSW of Cobb, California · 15580 days ago · 3 km deep · 37 km away
  25. 1.66 km WSW of Cobb, California · 15580 days ago · 1 km deep · 37 km away
  26. 1.87 km W of Cobb, California · 15580 days ago · 3 km deep · 39 km away
  27. 1.58 km WSW of Cobb, California · 15580 days ago · 3 km deep · 39 km away
  28. 1.76 km W of Cobb, California · 15580 days ago · 3 km deep · 39 km away
  29. 1.97 km W of Cobb, California · 15579 days ago · 3 km deep · 39 km away
  30. 1.90 km S of Deer Park, California · 15579 days ago · 11 km deep · 19 km away
  31. 1.97 km WSW of Cobb, California · 15579 days ago · 3 km deep · 38 km away
  32. 2.612 km WNW of Guinda, California · 15578 days ago · 15 km deep · 19 km away
  33. 2.06 km WSW of Cobb, California · 15578 days ago · 0 km deep · 37 km away
  34. 2.25 km WSW of Cobb, California · 15578 days ago · 1 km deep · 37 km away
  35. 1.75 km WSW of Cobb, California · 15578 days ago · 1 km deep · 37 km away
  36. 2.66 km WSW of Cobb, California · 15578 days ago · 0 km deep · 37 km away
  37. 2.44 km NNE of Clyde, California · 15578 days ago · 0 km deep · 76 km away
  38. 1.610 km NNW of Cazadero, California · 15577 days ago · 2 km deep · 64 km away
  39. 1.6Northern California · 15576 days ago · 1 km deep · 34 km away
  40. 1.623 km WNW of Stonyford, California · 15576 days ago · 4 km deep · 90 km away
  41. 1.79 km W of Cobb, California · 15576 days ago · 2 km deep · 41 km away
  42. 1.61 km ENE of Redwood Valley, California · 15575 days ago · -1 km deep · 95 km away
  43. 2.06 km W of Cobb, California · 15575 days ago · -1 km deep · 38 km away
  44. 2.28 km W of Cobb, California · 15575 days ago · 1 km deep · 41 km away
  45. 1.88 km W of Cobb, California · 15575 days ago · 1 km deep · 41 km away
  46. 1.78 km W of Cobb, California · 15575 days ago · 1 km deep · 41 km away
  47. 1.77 km W of Cobb, California · 15575 days ago · -1 km deep · 39 km away
  48. 2.37 km W of Cobb, California · 15574 days ago · 3 km deep · 39 km away
  49. 3.09 km WSW of Brentwood, California · 15574 days ago · 10 km deep · 100 km away
  50. 2.27 km WSW of Cobb, California · 15574 days ago · 3 km deep · 38 km away
  51. 2.3Northern California · 15573 days ago · 2 km deep · 29 km away
  52. 2.38 km W of Cobb, California · 15573 days ago · -1 km deep · 40 km away
  53. 1.58 km W of Cobb, California · 15573 days ago · 1 km deep · 40 km away
  54. 1.67 km W of Cobb, California · 15573 days ago · 3 km deep · 39 km away
  55. 1.85 km E of Calpella, California · 15573 days ago · 2 km deep · 89 km away
  56. 1.76 km W of Cobb, California · 15573 days ago · 3 km deep · 38 km away
  57. 1.86 km W of Cobb, California · 15573 days ago · 3 km deep · 39 km away
  58. 2.06 km W of Cobb, California · 15571 days ago · 3 km deep · 38 km away
  59. 2.27 km W of Cobb, California · 15570 days ago · 3 km deep · 39 km away
  60. 1.67 km W of Cobb, California · 15570 days ago · 3 km deep · 39 km away

The first 60 of 164.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1109466. Read Tue, Sep 22, 2026, 10:02 AM UTC.