California earthquakes

M2.6 earthquake 9 km WSW of Cobb, California

A magnitude 2.6 earthquake struck 9 km WSW of Cobb, California on Sun, Jan 15, 1984, 8:20 AM PST (16:20 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.

Open the live map with earthquakes

The earthquake

Magnitude
2.6 (md), micro
Local time
UTC
1984-01-15 16:20:43 UTC
Depth
2.1 km (1.3 mi), shallow
Epicenter
38.801° N, 122.825° 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
±0.14
Depth from
From location
Station coverage gap
64°
Stations used
28

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 167 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.79 km W of Cobb, California · 15576 days ago · 2 km deep · 1 km away
  2. 1.61 km ENE of Redwood Valley, California · 15576 days ago · -1 km deep · 61 km away
  3. 2.06 km W of Cobb, California · 15576 days ago · -1 km deep · 4 km away
  4. 2.28 km W of Cobb, California · 15576 days ago · 1 km deep · 3 km away
  5. 1.88 km W of Cobb, California · 15576 days ago · 1 km deep · 4 km away
  6. 1.78 km W of Cobb, California · 15576 days ago · 1 km deep · 3 km away
  7. 1.810 km WSW of Point Arena, California · 15575 days ago · 1 km deep · 85 km away
  8. 1.77 km W of Cobb, California · 15575 days ago · -1 km deep · 3 km away
  9. 2.37 km W of Cobb, California · 15575 days ago · 3 km deep · 3 km away
  10. 2.27 km WSW of Cobb, California · 15574 days ago · 3 km deep · 2 km away
  11. 2.3Northern California · 15574 days ago · 2 km deep · 38 km away
  12. 2.38 km W of Cobb, California · 15574 days ago · -1 km deep · 2 km away
  13. 1.58 km W of Cobb, California · 15574 days ago · 1 km deep · 2 km away
  14. 1.67 km W of Cobb, California · 15574 days ago · 3 km deep · 2 km away
  15. 1.85 km E of Calpella, California · 15573 days ago · 2 km deep · 55 km away
  16. 1.76 km W of Cobb, California · 15573 days ago · 3 km deep · 3 km away
  17. 1.86 km W of Cobb, California · 15573 days ago · 3 km deep · 3 km away
  18. 2.06 km W of Cobb, California · 15571 days ago · 3 km deep · 3 km away
  19. 2.27 km W of Cobb, California · 15571 days ago · 3 km deep · 2 km away
  20. 1.67 km W of Cobb, California · 15571 days ago · 3 km deep · 2 km away
  21. 1.66 km W of Cobb, California · 15571 days ago · 3 km deep · 3 km away
  22. 1.83 km N of Cloverdale, California · 15571 days ago · 5 km deep · 16 km away
  23. 1.57 km W of Cobb, California · 15571 days ago · 3 km deep · 2 km away
  24. 1.98 km W of Cobb, California · 15570 days ago · 1 km deep · 1 km away
  25. 2.36 km WSW of Cobb, California · 15570 days ago · 0 km deep · 3 km away
  26. 1.66 km W of Cobb, California · 15570 days ago · 3 km deep · 3 km away
  27. 1.69 km WSW of Cobb, California · 15569 days ago · 1 km deep · 0 km away
  28. 1.87 km W of Cobb, California · 15569 days ago · 3 km deep · 2 km away
  29. 1.97 km WSW of Cobb, California · 15569 days ago · 0 km deep · 2 km away
  30. 1.94 km WSW of Cobb, California · 15569 days ago · 3 km deep · 5 km away
  31. 1.86 km W of Cobb, California · 15568 days ago · 3 km deep · 3 km away
  32. 1.8Northern California · 15568 days ago · 35 km deep · 16 km away
  33. 1.86 km W of Cobb, California · 15568 days ago · 2 km deep · 3 km away
  34. 2.16 km WSW of Cobb, California · 15567 days ago · 3 km deep · 2 km away
  35. 2.12 km WNW of Santa Rosa, California · 15567 days ago · 2 km deep · 40 km away
  36. 1.7Northern California · 15567 days ago · 0 km deep · 4 km away
  37. 1.97 km W of Cobb, California · 15567 days ago · 1 km deep · 2 km away
  38. 1.75 km WSW of Cobb, California · 15566 days ago · 0 km deep · 4 km away
  39. 1.65 km WSW of Cobb, California · 15566 days ago · 0 km deep · 4 km away
  40. 2.25 km WSW of Cobb, California · 15566 days ago · 0 km deep · 4 km away
  41. 1.86 km WSW of Cobb, California · 15565 days ago · 0 km deep · 2 km away
  42. 1.56 km SSW of Cobb, California · 15565 days ago · 4 km deep · 8 km away
  43. 1.57 km WSW of Cobb, California · 15565 days ago · 0 km deep · 2 km away
  44. 1.85 km WSW of Cobb, California · 15565 days ago · 1 km deep · 4 km away
  45. 2.39 km WSW of Cobb, California · 15565 days ago · 3 km deep · 0 km away
  46. 2.218 km NE of Upper Lake, California · 15565 days ago · 7 km deep · 54 km away
  47. 1.97 km W of Cobb, California · 15565 days ago · 3 km deep · 3 km away
  48. 1.610 km NNW of Guinda, California · 15565 days ago · 38 km deep · 51 km away
  49. 2.08 km WSW of Cobb, California · 15565 days ago · 1 km deep · 1 km away
  50. 2.66 km E of Willits, California · 15565 days ago · -1 km deep · 79 km away
  51. 1.76 km WSW of Cobb, California · 15565 days ago · 1 km deep · 3 km away
  52. 1.54 km WNW of Potter Valley, California · 15564 days ago · 9 km deep · 66 km away
  53. 1.921 km N of Potter Valley, California · 15564 days ago · 0 km deep · 83 km away
  54. 1.87 km S of Clear Lake Riviera, California · 15564 days ago · 1 km deep · 13 km away
  55. 1.77 km W of Cobb, California · 15563 days ago · 3 km deep · 3 km away
  56. 2.15 km NNW of Moskowite Corner, California · 15563 days ago · 15 km deep · 64 km away
  57. 1.65 km NNE of Geyserville, California · 15563 days ago · -1 km deep · 7 km away
  58. 2.514 km NNW of Moskowite Corner, California · 15563 days ago · 5 km deep · 55 km away
  59. 1.65 km WSW of Cobb, California · 15563 days ago · 0 km deep · 4 km away
  60. 1.613 km NNW of Moskowite Corner, California · 15563 days ago · 1 km deep · 57 km away

The first 60 of 167.

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1109992. Read Tue, Sep 22, 2026, 10:30 PM UTC.