California earthquakes

M1.8 earthquake 3 km SSW of Cobb, California

A magnitude 1.8 earthquake struck 3 km SSW of Cobb, California on Tue, Jan 16, 1990, 4:38 PM PST (00:38 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M3.8 4 km SW 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
1.8 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1990-01-17 00:38:58 UTC
Depth
0.9 km (0.6 mi), shallow
Epicenter
38.794° N, 122.743° 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 0.4 km horizontally, 0.4 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
170°
Stations used
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 184 in the 60 days after this one and 122 in the 30 days before it.

After

  1. 1.55 km WSW of Cobb, California · 13410 days ago · 0 km deep · 4 km away
  2. 1.99 km NNE of Brooktrails, California · 13410 days ago · 6 km deep · 95 km away
  3. 2.22 km SSE of Fulton, California · 13410 days ago · 7 km deep · 35 km away
  4. 2.55 km N of Upper Lake, California · 13410 days ago · 77 km deep · 48 km away
  5. 1.75 km SSW of Green Valley, California · 13409 days ago · 8 km deep · 82 km away
  6. 1.625 km NNE of Potter Valley, California · 13409 days ago · 0 km deep · 88 km away
  7. 1.75 km W of Cobb, California · 13409 days ago · -1 km deep · 6 km away
  8. 1.78 km W of Cobb, California · 13409 days ago · -1 km deep · 7 km away
  9. 2.05 km W of Cobb, California · 13409 days ago · 0 km deep · 5 km away
  10. 1.97 km WSW of Cobb, California · 13408 days ago · 1 km deep · 5 km away
  11. 1.84 km W of Cobb, California · 13407 days ago · 0 km deep · 4 km away
  12. 3.15 km WSW of Cobb, California · 13407 days ago · 2 km deep · 3 km away
  13. 1.56 km W of Cobb, California · 13407 days ago · 3 km deep · 5 km away
  14. 1.77 km WSW of Cobb, California · 13407 days ago · 1 km deep · 5 km away
  15. 1.66 km WNW of Cobb, California · 13406 days ago · 0 km deep · 7 km away
  16. 2.211 km NNE of Angwin, California · 13406 days ago · 6 km deep · 34 km away
  17. 2.07 km N of Hopland, California · 13406 days ago · -1 km deep · 42 km away
  18. 1.69 km NNE of Brooktrails, California · 13405 days ago · 8 km deep · 96 km away
  19. 1.66 km S of Green Valley, California · 13405 days ago · 5 km deep · 83 km away
  20. 1.5Northern California · 13404 days ago · 0 km deep · 8 km away
  21. 1.87 km W of Cobb, California · 13402 days ago · 0 km deep · 8 km away
  22. 2.55 km SW of Cobb, California · 13402 days ago · -1 km deep · 2 km away
  23. 1.813 km W of Cobb, CA · 13402 days ago · 2 km deep · 12 km away
  24. 2.15 km S of Cobb, California · 13402 days ago · 2 km deep · 3 km away
  25. 1.56 km SSE of Moskowite Corner, California · 13402 days ago · 8 km deep · 68 km away
  26. 1.66 km WSW of Cobb, California · 13402 days ago · 0 km deep · 4 km away
  27. 1.66 km W of Cobb, California · 13402 days ago · 0 km deep · 6 km away
  28. 1.65 km SSW of Cobb, California · 13401 days ago · -1 km deep · 1 km away
  29. 2.55 km SW of Cobb, California · 13400 days ago · -1 km deep · 2 km away
  30. 1.94 km SW of Cobb, California · 13400 days ago · 0 km deep · 1 km away
  31. 3.84 km SW of Cobb, California · 13400 days ago · 2 km deep · 2 km away
  32. 1.96 km SW of Cobb, California · 13400 days ago · 0 km deep · 3 km away
  33. 2.05 km W of Cobb, California · 13400 days ago · 0 km deep · 5 km away
  34. 1.64 km W of Cobb, California · 13400 days ago · 1 km deep · 5 km away
  35. 1.611 km NE of Upper Lake, California · 13399 days ago · 4 km deep · 51 km away
  36. 2.75 km W of Cobb, California · 13399 days ago · 1 km deep · 6 km away
  37. 2.15 km W of Cobb, California · 13399 days ago · 1 km deep · 6 km away
  38. 2.74 km S of Cobb, California · 13399 days ago · 1 km deep · 2 km away
  39. 1.88 km W of Cobb, California · 13398 days ago · -1 km deep · 8 km away
  40. 2.021 km NE of Potter Valley, California · 13398 days ago · 6 km deep · 74 km away
  41. 1.77 km S of Cobb, California · 13398 days ago · 2 km deep · 5 km away
  42. 1.912 km ENE of Cloverdale, California · 13397 days ago · 0 km deep · 12 km away
  43. 1.55 km WSW of Cobb, California · 13397 days ago · 0 km deep · 3 km away
  44. 2.19 km W of Cobb, California · 13397 days ago · 0 km deep · 8 km away
  45. 1.8near the coast of Northern California · 13397 days ago · 4 km deep · 40 km away
  46. 1.624 km NE of Potter Valley, California · 13396 days ago · 10 km deep · 81 km away
  47. 1.74 km W of Cobb, California · 13395 days ago · 1 km deep · 4 km away
  48. 1.69 km W of Cobb, California · 13395 days ago · 0 km deep · 8 km away
  49. 2.35 km NE of Ukiah, California · 13395 days ago · 1 km deep · 57 km away
  50. 1.66 km W of Cobb, California · 13394 days ago · 3 km deep · 6 km away
  51. 1.69 km W of Cobb, California · 13393 days ago · 1 km deep · 8 km away
  52. 2.57 km E of Willits, California · 13393 days ago · 6 km deep · 81 km away
  53. 1.85 km W of Cobb, California · 13393 days ago · 1 km deep · 5 km away
  54. 1.85 km W of Cobb, California · 13392 days ago · 2 km deep · 4 km away
  55. 1.85 km WSW of Cobb, California · 13391 days ago · 0 km deep · 3 km away
  56. 3.17 km WSW of Cobb, California · 13391 days ago · 3 km deep · 5 km away
  57. 1.98 km N of Hopland, California · 13389 days ago · -1 km deep · 42 km away
  58. 2.27 km WSW of Cobb, California · 13389 days ago · 1 km deep · 5 km away
  59. 2.36 km NNW of The Geysers, CA · 13389 days ago · 1 km deep · 6 km away
  60. 1.612 km W of Cobb, California · 13389 days ago · 0 km deep · 12 km away

The first 60 of 184.

Before

  1. 1.77 km E of Willits, California · 13411 days ago · 3 km deep · 81 km away
  2. 1.77 km E of Willits, California · 13412 days ago · 7 km deep · 81 km away
  3. 2.45 km SW of Cobb, California · 13412 days ago · 0 km deep · 3 km away
  4. 2.06 km W of Cobb, California · 13412 days ago · 1 km deep · 5 km away
  5. 1.92 km SSE of Larkfield-Wikiup, California · 13412 days ago · 6 km deep · 33 km away
  6. 1.713 km W of Cobb, California · 13413 days ago · -1 km deep · 12 km away
  7. 1.611 km WNW of Calistoga, California · 13413 days ago · 5 km deep · 20 km away
  8. 1.59 km WNW of Cobb, California · 13413 days ago · 0 km deep · 9 km away
  9. 1.97 km W of Cobb, California · 13413 days ago · 3 km deep · 6 km away
  10. 1.96 km WNW of Cobb, California · 13414 days ago · 2 km deep · 7 km away
  11. 1.77 km E of Willits, California · 13414 days ago · 3 km deep · 81 km away
  12. 2.37 km E of Willits, California · 13414 days ago · -1 km deep · 81 km away
  13. 2.18 km W of Cobb, California · 13414 days ago · -1 km deep · 7 km away
  14. 2.24 km SW of Cobb, California · 13414 days ago · 1 km deep · 1 km away
  15. 2.22 km SSW of Fulton, California · 13414 days ago · 1 km deep · 36 km away
  16. 1.79 km W of Cobb, California · 13414 days ago · 0 km deep · 8 km away
  17. 2.27 km WSW of Cobb, California · 13415 days ago · 2 km deep · 5 km away
  18. 1.64 km W of Cobb, California · 13415 days ago · 1 km deep · 4 km away
  19. 1.94 km W of Cobb, California · 13415 days ago · 2 km deep · 4 km away
  20. 1.67 km W of Cobb, California · 13415 days ago · 0 km deep · 7 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc150757. Read Mon, Oct 5, 2026, 12:09 PM UTC.