California earthquakes

M1.5 earthquake 13 km N of Brooktrails, California

A magnitude 1.5 earthquake struck 13 km N of Brooktrails, California on Sun, Feb 11, 1990, 4:32 AM PST (12:32 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.7 5 km WNW of Cobb, California. This one was a foreshock.

Brooktrails 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
1.5 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1990-02-11 12:32:43 UTC
Depth
5.3 km (3.3 mi), shallow
Epicenter
39.560° N, 123.413° 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, 1.0 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
118°
Stations used
7

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 142 in the 60 days after this one and 71 in the 30 days before it.

After

  1. 2.17 km WSW of Cobb, California · 13384 days ago · 2 km deep · 100 km away
  2. 2.112 km WSW of Hopland, California · 13384 days ago · -1 km deep · 71 km away
  3. 1.86 km W of Cobb, California · 13384 days ago · 3 km deep · 98 km away
  4. 1.73 km NE of Hopland, California · 13384 days ago · 3 km deep · 69 km away
  5. 1.87 km W of Cobb, California · 13383 days ago · 3 km deep · 98 km away
  6. 1.96 km WSW of Cobb, California · 13383 days ago · 1 km deep · 99 km away
  7. 1.86 km W of Cobb, California · 13383 days ago · 3 km deep · 98 km away
  8. 3.14 km W of Cobb, California · 13382 days ago · -1 km deep · 99 km away
  9. 2.26 km E of Covelo, California · 13382 days ago · 6 km deep · 34 km away
  10. 1.56 km W of Cobb, California · 13381 days ago · -1 km deep · 98 km away
  11. 1.57 km N of Geyserville, California · 13381 days ago · 4 km deep · 98 km away
  12. 2.17 km N of Geyserville, California · 13381 days ago · 4 km deep · 98 km away
  13. 2.8near the coast of Northern California · 13380 days ago · 3 km deep · 54 km away
  14. 2.321 km NE of Potter Valley, California · 13380 days ago · 7 km deep · 42 km away
  15. 1.75 km W of Cobb, California · 13379 days ago · 1 km deep · 99 km away
  16. 1.79 km W of Cobb, California · 13378 days ago · 0 km deep · 96 km away
  17. 1.79 km W of Cobb, California · 13378 days ago · 1 km deep · 96 km away
  18. 1.99 km NNE of Hopland, California · 13377 days ago · 5 km deep · 65 km away
  19. 2.028 km WSW of Leggett, California · 13377 days ago · 2 km deep · 55 km away
  20. 1.68 km W of Cobb, California · 13377 days ago · 0 km deep · 96 km away
  21. 3.2near the coast of Northern California · 13377 days ago · 1 km deep · 63 km away
  22. 1.87 km ENE of Brooktrails, California · 13377 days ago · 6 km deep · 13 km away
  23. 2.05 km W of Cobb, California · 13376 days ago · 0 km deep · 98 km away
  24. 1.617 km N of Alderpoint, California · 13374 days ago · 18 km deep · 88 km away
  25. 1.98 km W of Cobb, California · 13374 days ago · 1 km deep · 95 km away
  26. 2.65 km WSW of Cobb, California · 13374 days ago · 2 km deep · 99 km away
  27. 1.85 km WSW of Cobb, California · 13374 days ago · 2 km deep · 99 km away
  28. 1.67 km WSW of Cobb, California · 13374 days ago · 1 km deep · 99 km away
  29. 2.2Northern California · 13372 days ago · -1 km deep · 97 km away
  30. 1.86 km W of Cobb, California · 13372 days ago · 1 km deep · 97 km away
  31. 1.79 km W of Cobb, California · 13371 days ago · 0 km deep · 97 km away
  32. 1.84 km E of Laytonville, California · 13371 days ago · 2 km deep · 14 km away
  33. 1.721 km WSW of Weott, California · 13370 days ago · 11 km deep · 98 km away
  34. 1.67 km WSW of Cobb, California · 13370 days ago · 1 km deep · 99 km away
  35. 1.97 km W of Cobb, California · 13370 days ago · 0 km deep · 98 km away
  36. 2.27 km W of Cobb, California · 13370 days ago · 0 km deep · 97 km away
  37. 1.76 km W of Cobb, California · 13369 days ago · 2 km deep · 97 km away
  38. 2.17 km W of Cobb, California · 13369 days ago · 0 km deep · 96 km away
  39. 1.64 km ENE of Willits, California · 13369 days ago · 6 km deep · 17 km away
  40. 1.99 km WNW of Cobb, California · 13369 days ago · 2 km deep · 95 km away
  41. 1.66 km WSW of Cobb, California · 13369 days ago · 2 km deep · 99 km away
  42. 1.85 km E of Laytonville, California · 13368 days ago · 4 km deep · 14 km away
  43. 1.624 km NE of Potter Valley, California · 13368 days ago · 10 km deep · 41 km away
  44. 1.54 km W of Cobb, California · 13367 days ago · 1 km deep · 98 km away
  45. 1.87 km WSW of Cobb, California · 13367 days ago · 1 km deep · 99 km away
  46. 1.84 km W of Cobb, California · 13367 days ago · 0 km deep · 99 km away
  47. 1.94 km W of Cobb, California · 13367 days ago · 1 km deep · 99 km away
  48. 1.95 km E of Laytonville, California · 13366 days ago · 5 km deep · 15 km away
  49. 2.27 km WSW of Cobb, California · 13366 days ago · 1 km deep · 99 km away
  50. 1.75 km W of Cobb, California · 13365 days ago · 1 km deep · 98 km away
  51. 2.17 km WSW of Cobb, California · 13364 days ago · 1 km deep · 99 km away
  52. 1.78 km W of Cobb, California · 13363 days ago · 1 km deep · 97 km away
  53. 2.07 km WNW of Cobb, California · 13362 days ago · 0 km deep · 96 km away
  54. 1.910 km SE of Laytonville, California · 13362 days ago · 8 km deep · 6 km away
  55. 1.65 km E of Laytonville, California · 13362 days ago · 4 km deep · 15 km away
  56. 1.84 km W of Cobb, California · 13361 days ago · 1 km deep · 98 km away
  57. 1.66 km W of Cobb, California · 13360 days ago · 0 km deep · 98 km away
  58. 1.84 km NNW of Laytonville, California · 13360 days ago · 5 km deep · 20 km away
  59. 1.60 km SSE of Calpella, California · 13360 days ago · 4 km deep · 41 km away
  60. 1.522 km NNE of Upper Lake, California · 13359 days ago · 7 km deep · 53 km away

The first 60 of 142.

Before

  1. 2.119 km WSW of Weott, California · 13385 days ago · 8 km deep · 98 km away
  2. 1.74 km W of Cobb, California · 13386 days ago · 1 km deep · 99 km away
  3. 1.86 km W of Cobb, California · 13386 days ago · 1 km deep · 97 km away
  4. 1.66 km W of Cobb, California · 13387 days ago · 0 km deep · 97 km away
  5. 2.56 km W of Cobb, California · 13387 days ago · 1 km deep · 97 km away
  6. 1.612 km ENE of Cloverdale, California · 13387 days ago · 1 km deep · 93 km away
  7. 1.86 km W of Cobb, California · 13388 days ago · 0 km deep · 98 km away
  8. 1.67 km W of Cobb, California · 13388 days ago · 1 km deep · 97 km away
  9. 1.64 km W of Cobb, California · 13388 days ago · 2 km deep · 99 km away
  10. 2.36 km W of Cobb, California · 13389 days ago · 4 km deep · 98 km away
  11. 1.713 km W of Cobb, California · 13389 days ago · 0 km deep · 93 km away
  12. 1.612 km W of Cobb, California · 13389 days ago · 0 km deep · 93 km away
  13. 2.36 km NNW of The Geysers, CA · 13389 days ago · 1 km deep · 98 km away
  14. 2.27 km WSW of Cobb, California · 13389 days ago · 1 km deep · 99 km away
  15. 1.98 km N of Hopland, California · 13389 days ago · -1 km deep · 63 km away
  16. 3.17 km WSW of Cobb, California · 13391 days ago · 3 km deep · 100 km away
  17. 1.85 km W of Cobb, California · 13392 days ago · 2 km deep · 99 km away
  18. 3.627 km SE of Ruth, California · 13393 days ago · 39 km deep · 64 km away
  19. 1.85 km W of Cobb, California · 13393 days ago · 1 km deep · 98 km away
  20. 2.29 km NE of Weott, California · 13393 days ago · 22 km deep · 98 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1172049. Read Mon, Oct 5, 2026, 7:40 AM UTC.