California earthquakes

M2.0 earthquake 7 km WSW of Cobb, California

A magnitude 2.0 earthquake struck 7 km WSW of Cobb, California on Sat, Jul 28, 1990, 7:59 AM PDT (14:59 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M4.2 6 km W 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
2.0 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1990-07-28 14:59:01 UTC
Depth
3.7 km (2.3 mi), shallow
Epicenter
38.790° N, 122.804° 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, 0.4 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
39°
Stations used
24

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 139 in the 60 days after this one and 82 in the 30 days before it.

After

  1. 2.314 km N of Brooktrails, California · 13217 days ago · -1 km deep · 100 km away
  2. 2.15 km W of Cobb, California · 13217 days ago · 0 km deep · 3 km away
  3. 1.55 km E of Yountville, California · 13217 days ago · 17 km deep · 62 km away
  4. 1.87 km W of Cobb, California · 13217 days ago · 3 km deep · 3 km away
  5. 1.75 km ENE of Santa Rosa, California · 13216 days ago · 6 km deep · 40 km away
  6. 1.99 km WNW of Cobb, California · 13216 days ago · 1 km deep · 7 km away
  7. 1.69 km WNW of Cobb, California · 13216 days ago · 0 km deep · 7 km away
  8. 1.59 km WNW of Cobb, California · 13216 days ago · 2 km deep · 7 km away
  9. 1.69 km WNW of Cobb, California · 13216 days ago · 1 km deep · 7 km away
  10. 1.99 km WNW of Cobb, California · 13216 days ago · 0 km deep · 7 km away
  11. 1.51 km ESE of Clearlake, California · 13216 days ago · 3 km deep · 25 km away
  12. 2.311 km ESE of Hidden Valley Lake, California · 13216 days ago · 5 km deep · 32 km away
  13. 2.09 km WNW of Cobb, California · 13215 days ago · 1 km deep · 7 km away
  14. 2.4Northern California · 13215 days ago · 1 km deep · 3 km away
  15. 2.68 km W of Cobb, California · 13215 days ago · 1 km deep · 4 km away
  16. 2.58 km W of Cobb, California · 13215 days ago · 1 km deep · 4 km away
  17. 1.69 km W of Cobb, California · 13214 days ago · -1 km deep · 4 km away
  18. 2.57 km S of Cobb, California · 13213 days ago · 0 km deep · 8 km away
  19. 1.56 km E of San Rafael, California · 13211 days ago · 5 km deep · 97 km away
  20. 2.65 km SW of Cobb, California · 13211 days ago · 1 km deep · 2 km away
  21. 2.56 km WSW of Cobb, California · 13211 days ago · -1 km deep · 2 km away
  22. 2.26 km W of Cobb, California · 13211 days ago · -1 km deep · 4 km away
  23. 1.97 km W of Lakeport, California · 13211 days ago · 22 km deep · 32 km away
  24. 1.55 km W of Cobb, California · 13211 days ago · 1 km deep · 4 km away
  25. 1.94 km W of Cobb, California · 13209 days ago · 2 km deep · 4 km away
  26. 1.93 km SSW of Cobb, California · 13209 days ago · 2 km deep · 5 km away
  27. 1.76 km WSW of Kenwood, California · 13209 days ago · 7 km deep · 47 km away
  28. 1.96 km W of Cobb, California · 13208 days ago · -1 km deep · 4 km away
  29. 1.78 km N of Hopland, California · 13208 days ago · 5 km deep · 41 km away
  30. 2.46 km SW of Cobb, California · 13208 days ago · 0 km deep · 2 km away
  31. 2.15 km WSW of Cobb, California · 13208 days ago · -1 km deep · 2 km away
  32. 2.79 km W of Cobb, California · 13208 days ago · -1 km deep · 4 km away
  33. 2.67 km ESE of Potter Valley, California · 13207 days ago · 4 km deep · 61 km away
  34. 2.122 km NE of Potter Valley, California · 13206 days ago · 7 km deep · 75 km away
  35. 1.64 km WSW of Cobb, California · 13205 days ago · 1 km deep · 3 km away
  36. 1.69 km W of Cobb, California · 13205 days ago · 0 km deep · 4 km away
  37. 1.66 km ENE of Hidden Valley Lake, California · 13205 days ago · 6 km deep · 27 km away
  38. 1.69 km W of Cobb, California · 13205 days ago · -1 km deep · 4 km away
  39. 2.212 km NE of Rutherford, California · 13204 days ago · 0 km deep · 52 km away
  40. 1.724 km NE of Potter Valley, California · 13204 days ago · 7 km deep · 75 km away
  41. 1.87 km W of Cobb, California · 13203 days ago · 3 km deep · 3 km away
  42. 3.110 km W of Cobb, California · 13203 days ago · -1 km deep · 5 km away
  43. 1.75 km SW of Cobb, California · 13201 days ago · 2 km deep · 3 km away
  44. 1.85 km WSW of Cobb, California · 13201 days ago · 2 km deep · 2 km away
  45. 2.98 km W of Cobb, California · 13201 days ago · 0 km deep · 5 km away
  46. 1.68 km W of Cobb, California · 13201 days ago · 1 km deep · 5 km away
  47. 3.29 km WNW of Cobb, California · 13201 days ago · -1 km deep · 6 km away
  48. 3.18 km W of Cobb, California · 13201 days ago · 0 km deep · 5 km away
  49. 1.68 km W of Cobb, California · 13201 days ago · 1 km deep · 5 km away
  50. 2.28 km W of Cobb, California · 13201 days ago · 1 km deep · 5 km away
  51. 4.26 km W of Cobb, California · 13200 days ago · 1 km deep · 4 km away
  52. 1.75 km W of Cobb, California · 13200 days ago · 0 km deep · 5 km away
  53. 2.06 km WNW of Cobb, California · 13200 days ago · 1 km deep · 6 km away
  54. 1.84 km SW of Cobb, California · 13200 days ago · 0 km deep · 4 km away
  55. 2.15 km WSW of Cobb, California · 13200 days ago · 0 km deep · 3 km away
  56. 2.15 km W of Cobb, California · 13200 days ago · 2 km deep · 4 km away
  57. 2.09 km W of Cobb, California · 13199 days ago · 1 km deep · 4 km away
  58. 1.62 km SW of Cobb, California · 13199 days ago · 1 km deep · 6 km away
  59. 1.68 km E of Geyserville, California · 13199 days ago · 4 km deep · 9 km away
  60. 2.01 km S of Redwood Valley, California · 13198 days ago · 6 km deep · 62 km away

The first 60 of 139.

Before

  1. 1.56 km S of Cobb, California · 13218 days ago · 1 km deep · 8 km away
  2. 1.59 km NE of Cloverdale, California · 13218 days ago · 3 km deep · 15 km away
  3. 1.69 km W of Cobb, California · 13218 days ago · 1 km deep · 6 km away
  4. 2.05 km SW of Cobb, California · 13219 days ago · 0 km deep · 2 km away
  5. 2.16 km W of Cobb, California · 13220 days ago · -1 km deep · 3 km away
  6. 2.716 km NNE of Nice, California · 13221 days ago · 5 km deep · 52 km away
  7. 1.57 km S of Temelec, California · 13221 days ago · 5 km deep · 72 km away
  8. 2.89 km W of Cobb, California · 13221 days ago · 1 km deep · 5 km away
  9. 1.66 km W of Cobb, California · 13222 days ago · 1 km deep · 3 km away
  10. 2.21 km W of Larkfield-Wikiup, California · 13222 days ago · 3 km deep · 31 km away
  11. 1.73 km NE of Clearlake, California · 13223 days ago · -1 km deep · 28 km away
  12. 2.16 km WSW of Cobb, California · 13223 days ago · 1 km deep · 2 km away
  13. 2.46 km SW of Cobb, California · 13224 days ago · 3 km deep · 2 km away
  14. 1.60 km E of Cloverdale, California · 13224 days ago · 4 km deep · 18 km away
  15. 1.921 km NE of Potter Valley, California · 13224 days ago · 7 km deep · 75 km away
  16. 1.83 km W of Cobb, California · 13225 days ago · 0 km deep · 5 km away
  17. 2.08 km NE of Hopland, California · 13225 days ago · 5 km deep · 35 km away
  18. 1.79 km WNW of Cobb, California · 13225 days ago · 2 km deep · 6 km away
  19. 1.92 km SSW of Cobb, California · 13225 days ago · 2 km deep · 6 km away
  20. 1.87 km N of Geyserville, California · 13226 days ago · 4 km deep · 9 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc161741. Read Mon, Oct 5, 2026, 4:07 AM UTC.