California earthquakes

M2.0 earthquake 5 km W of Cobb, California

A magnitude 2.0 earthquake struck 5 km W of Cobb, California on Mon, May 4, 1987, 4:26 AM PDT (11:26 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M2.1 1 km NNW of Winters, 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
2.0 (md), micro
Local time
UTC
1987-05-04 11:26:34 UTC
Depth
-0.4 km (-0.2 mi), shallow
Epicenter
38.828° N, 122.783° 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, 0.7 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
71°
Stations used
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 177 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.65 km N of Winters, California · 14368 days ago · 1 km deep · 76 km away
  2. 2.11 km NNW of Winters, California · 14368 days ago · 2 km deep · 77 km away
  3. 2.14 km W of Cobb, California · 14367 days ago · 0 km deep · 1 km away
  4. 1.86 km W of Cobb, California · 14367 days ago · 3 km deep · 2 km away
  5. 2.39 km W of Cobb, California · 14366 days ago · 0 km deep · 4 km away
  6. 1.78 km W of Cobb, California · 14366 days ago · -1 km deep · 4 km away
  7. 1.86 km W of Cobb, California · 14366 days ago · 3 km deep · 2 km away
  8. 2.09 km W of Cobb, California · 14366 days ago · 0 km deep · 5 km away
  9. 1.6Northern California · 14366 days ago · 4 km deep · 10 km away
  10. 1.85 km WSW of Cobb, California · 14365 days ago · 1 km deep · 3 km away
  11. 2.19 km SE of Sea Ranch, California · 14365 days ago · -1 km deep · 56 km away
  12. 1.8Northern California · 14365 days ago · 9 km deep · 5 km away
  13. 1.75 km SW of Cobb, California · 14365 days ago · 5 km deep · 5 km away
  14. 1.85 km SW of Cobb, California · 14365 days ago · 4 km deep · 6 km away
  15. 1.56 km WSW of Cobb, California · 14365 days ago · 3 km deep · 3 km away
  16. 2.07 km W of Cobb, California · 14364 days ago · 1 km deep · 3 km away
  17. 2.28 km WSW of Cobb, California · 14364 days ago · 2 km deep · 5 km away
  18. 1.77 km WSW of Cobb, California · 14364 days ago · 3 km deep · 4 km away
  19. 1.511 km N of Brooktrails, California · 14364 days ago · 7 km deep · 96 km away
  20. 2.07 km W of Cobb, California · 14364 days ago · 1 km deep · 2 km away
  21. 1.65 km W of Cobb, California · 14363 days ago · 2 km deep · 0 km away
  22. 1.63 km W of Cobb, California · 14363 days ago · 0 km deep · 1 km away
  23. 2.67 km W of Cobb, California · 14363 days ago · 1 km deep · 3 km away
  24. 1.610 km SE of Sea Ranch, California · 14363 days ago · 4 km deep · 54 km away
  25. 1.75 km WNW of Cobb, California · 14363 days ago · 1 km deep · 1 km away
  26. 2.17 km WSW of Cobb, California · 14363 days ago · 1 km deep · 3 km away
  27. 1.75 km WSW of Cobb, California · 14363 days ago · 0 km deep · 4 km away
  28. 1.65 km SW of Cobb, California · 14363 days ago · -1 km deep · 4 km away
  29. 3.35 km WSW of Cobb, California · 14363 days ago · 1 km deep · 4 km away
  30. 2.06 km SW of Cobb, California · 14363 days ago · -1 km deep · 4 km away
  31. 2.95 km WSW of Cobb, California · 14363 days ago · -1 km deep · 3 km away
  32. 1.65 km SW of Cobb, California · 14363 days ago · 0 km deep · 4 km away
  33. 1.66 km SW of Cobb, California · 14362 days ago · 1 km deep · 6 km away
  34. 1.716 km NNE of Upper Lake, California · 14362 days ago · 4 km deep · 52 km away
  35. 1.77 km WSW of Cobb, California · 14362 days ago · 4 km deep · 4 km away
  36. 2.44 km WNW of Cobb, California · 14362 days ago · 0 km deep · 1 km away
  37. 2.36 km WSW of Cobb, California · 14362 days ago · 4 km deep · 2 km away
  38. 1.94 km WNW of Cobb, California · 14362 days ago · 0 km deep · 1 km away
  39. 1.75 km SW of Cobb, California · 14362 days ago · 2 km deep · 5 km away
  40. 1.64 km SW of Cobb, California · 14362 days ago · -1 km deep · 4 km away
  41. 2.25 km W of Cobb, California · 14362 days ago · 1 km deep · 0 km away
  42. 3.34 km WNW of Cobb, California · 14361 days ago · 2 km deep · 2 km away
  43. 1.84 km SW of Hopland, California · 14361 days ago · 5 km deep · 35 km away
  44. 1.68 km W of Cobb, California · 14360 days ago · 1 km deep · 3 km away
  45. 1.614 km ENE of Angwin, California · 14360 days ago · -1 km deep · 49 km away
  46. 2.45 km W of Cobb, California · 14360 days ago · 1 km deep · 1 km away
  47. 2.55 km W of Cobb, California · 14360 days ago · 2 km deep · 1 km away
  48. 1.84 km W of Cobb, California · 14360 days ago · 0 km deep · 1 km away
  49. 2.46 km SW of Cobb, California · 14359 days ago · 1 km deep · 5 km away
  50. 2.36 km SW of Cobb, California · 14359 days ago · 2 km deep · 5 km away
  51. 1.86 km SSW of Sutter, California · 14359 days ago · 5 km deep · 93 km away
  52. 1.65 km SW of Cobb, California · 14359 days ago · 2 km deep · 5 km away
  53. 1.56 km SW of Cobb, California · 14359 days ago · 1 km deep · 5 km away
  54. 1.812 km ESE of Comptche, California · 14358 days ago · 6 km deep · 74 km away
  55. 1.66 km W of Cobb, California · 14358 days ago · 3 km deep · 2 km away
  56. 1.66 km WNW of Cobb, California · 14358 days ago · 1 km deep · 1 km away
  57. 1.68 km SE of Willits, California · 14358 days ago · 3 km deep · 73 km away
  58. 2.15 km SW of Cobb, California · 14356 days ago · 1 km deep · 5 km away
  59. 1.94 km W of Cobb, California · 14356 days ago · 0 km deep · 1 km away
  60. 2.08 km W of Cobb, California · 14355 days ago · 1 km deep · 3 km away

The first 60 of 177.

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1149604. Read Tue, Sep 22, 2026, 8:45 PM UTC.