California earthquakes

M2.6 earthquake 6 km W of Cobb, California

A magnitude 2.6 earthquake struck 6 km W of Cobb, California on Thu, Jan 19, 1984, 5:30 AM PST (13:30 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M2.7 7 km WSW of Cobb, California. This one was a foreshock.

Cobb 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
2.6 (md), micro
Local time
UTC
1984-01-19 13:30:30 UTC
Depth
2.2 km (1.4 mi), shallow
Epicenter
38.813° N, 122.803° 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, 0.5 km in depth
Magnitude uncertainty
±0.17
Depth from
From location
Station coverage gap
133°
Stations used
30

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 171 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 2.27 km WSW of Cobb, California · 15574 days ago · 3 km deep · 2 km away
  2. 2.3Northern California · 15573 days ago · 2 km deep · 36 km away
  3. 2.38 km W of Cobb, California · 15573 days ago · -1 km deep · 2 km away
  4. 1.58 km W of Cobb, California · 15573 days ago · 1 km deep · 2 km away
  5. 1.67 km W of Cobb, California · 15573 days ago · 3 km deep · 1 km away
  6. 1.85 km E of Calpella, California · 15573 days ago · 2 km deep · 55 km away
  7. 1.76 km W of Cobb, California · 15573 days ago · 3 km deep · 1 km away
  8. 1.86 km W of Cobb, California · 15573 days ago · 3 km deep · 1 km away
  9. 2.06 km W of Cobb, California · 15571 days ago · 3 km deep · 1 km away
  10. 2.27 km W of Cobb, California · 15571 days ago · 3 km deep · 1 km away
  11. 1.67 km W of Cobb, California · 15571 days ago · 3 km deep · 1 km away
  12. 1.66 km W of Cobb, California · 15571 days ago · 3 km deep · 1 km away
  13. 1.83 km N of Cloverdale, California · 15570 days ago · 5 km deep · 18 km away
  14. 1.57 km W of Cobb, California · 15570 days ago · 3 km deep · 1 km away
  15. 1.98 km W of Cobb, California · 15570 days ago · 1 km deep · 2 km away
  16. 2.36 km WSW of Cobb, California · 15570 days ago · 0 km deep · 1 km away
  17. 1.66 km W of Cobb, California · 15570 days ago · 3 km deep · 1 km away
  18. 1.69 km WSW of Cobb, California · 15569 days ago · 1 km deep · 2 km away
  19. 1.87 km W of Cobb, California · 15569 days ago · 3 km deep · 1 km away
  20. 1.97 km WSW of Cobb, California · 15569 days ago · 0 km deep · 1 km away
  21. 1.94 km WSW of Cobb, California · 15569 days ago · 3 km deep · 3 km away
  22. 1.86 km W of Cobb, California · 15568 days ago · 3 km deep · 1 km away
  23. 1.8Northern California · 15568 days ago · 35 km deep · 14 km away
  24. 1.86 km W of Cobb, California · 15567 days ago · 2 km deep · 0 km away
  25. 2.16 km WSW of Cobb, California · 15567 days ago · 3 km deep · 1 km away
  26. 2.12 km WNW of Santa Rosa, California · 15567 days ago · 2 km deep · 41 km away
  27. 1.7Northern California · 15567 days ago · 0 km deep · 3 km away
  28. 1.97 km W of Cobb, California · 15566 days ago · 1 km deep · 1 km away
  29. 1.75 km WSW of Cobb, California · 15566 days ago · 0 km deep · 3 km away
  30. 1.65 km WSW of Cobb, California · 15566 days ago · 0 km deep · 3 km away
  31. 2.25 km WSW of Cobb, California · 15565 days ago · 0 km deep · 3 km away
  32. 1.86 km WSW of Cobb, California · 15565 days ago · 0 km deep · 1 km away
  33. 1.56 km SSW of Cobb, California · 15565 days ago · 4 km deep · 7 km away
  34. 1.57 km WSW of Cobb, California · 15565 days ago · 0 km deep · 1 km away
  35. 1.85 km WSW of Cobb, California · 15565 days ago · 1 km deep · 2 km away
  36. 2.39 km WSW of Cobb, California · 15565 days ago · 3 km deep · 2 km away
  37. 2.218 km NE of Upper Lake, California · 15565 days ago · 7 km deep · 53 km away
  38. 1.97 km W of Cobb, California · 15565 days ago · 3 km deep · 1 km away
  39. 1.610 km NNW of Guinda, California · 15564 days ago · 38 km deep · 49 km away
  40. 2.08 km WSW of Cobb, California · 15564 days ago · 1 km deep · 2 km away
  41. 2.66 km E of Willits, California · 15564 days ago · -1 km deep · 79 km away
  42. 1.76 km WSW of Cobb, California · 15564 days ago · 1 km deep · 1 km away
  43. 1.54 km WNW of Potter Valley, California · 15564 days ago · 9 km deep · 66 km away
  44. 1.921 km N of Potter Valley, California · 15564 days ago · 0 km deep · 82 km away
  45. 1.87 km S of Clear Lake Riviera, California · 15564 days ago · 1 km deep · 10 km away
  46. 1.77 km W of Cobb, California · 15563 days ago · 3 km deep · 1 km away
  47. 2.15 km NNW of Moskowite Corner, California · 15563 days ago · 15 km deep · 63 km away
  48. 1.65 km NNE of Geyserville, California · 15563 days ago · -1 km deep · 9 km away
  49. 2.514 km NNW of Moskowite Corner, California · 15562 days ago · 5 km deep · 54 km away
  50. 1.65 km WSW of Cobb, California · 15562 days ago · 0 km deep · 3 km away
  51. 1.613 km NNW of Moskowite Corner, California · 15562 days ago · 1 km deep · 56 km away
  52. 2.55 km WSW of Cobb, California · 15562 days ago · 0 km deep · 3 km away
  53. 1.79 km WNW of Calistoga, California · 15562 days ago · 2 km deep · 26 km away
  54. 1.66 km W of Cobb, California · 15562 days ago · 3 km deep · 1 km away
  55. 1.96 km W of Cobb, California · 15562 days ago · 3 km deep · 1 km away
  56. 2.59 km N of Angwin, California · 15562 days ago · 9 km deep · 35 km away
  57. 1.84 km WSW of Cobb, California · 15561 days ago · 1 km deep · 3 km away
  58. 1.67 km W of Cobb, California · 15560 days ago · 2 km deep · 0 km away
  59. 1.66 km W of Cobb, California · 15560 days ago · 3 km deep · 1 km away
  60. 2.77 km WSW of Cobb, California · 15560 days ago · 3 km deep · 2 km away

The first 60 of 171.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc2460. Read Tue, Sep 22, 2026, 12:18 PM UTC.