California earthquakes

M2.3 earthquake 3 km WNW of Pacifica, California

A magnitude 2.3 earthquake struck 3 km WNW of Pacifica, California on Fri, Apr 13, 1990, 8:41 PM PDT (03:41 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M4.4 3 km SSE of North Gate, California. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.3 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1990-04-14 03:41:44 UTC
Depth
7.1 km (4.4 mi), shallow
Epicenter
37.630° N, 122.523° 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, 0.3 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
152°
Stations used
44

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 192 in the 60 days after this one and 199 in the 30 days before it.

After

  1. 2.43 km WNW of Pacifica, California · 13322 days ago · 7 km deep · 0 km away
  2. 1.84 km NNW of Diablo, California · 13322 days ago · 3 km deep · 55 km away
  3. 2.0Northern California · 13322 days ago · 6 km deep · 55 km away
  4. 1.85 km NW of Broadmoor, California · 13321 days ago · 11 km deep · 10 km away
  5. 1.83 km NW of Diablo, California · 13321 days ago · 3 km deep · 54 km away
  6. 2.34 km NNW of Diablo, California · 13321 days ago · 6 km deep · 54 km away
  7. 1.93 km ENE of Alamo, California · 13321 days ago · 6 km deep · 53 km away
  8. 2.23 km SSE of North Gate, California · 13321 days ago · 5 km deep · 55 km away
  9. 2.11 km NNW of Lexington Hills, California · 13321 days ago · 7 km deep · 69 km away
  10. 1.918 km NE of East Foothills, California · 13320 days ago · 7 km deep · 75 km away
  11. 1.67 km NW of Day Valley, California · 13319 days ago · 11 km deep · 81 km away
  12. 1.63 km NW of Diablo, California · 13319 days ago · 5 km deep · 54 km away
  13. 1.83 km NNW of Diablo, California · 13319 days ago · 5 km deep · 54 km away
  14. 2.34 km W of Alamo, California · 13319 days ago · 6 km deep · 46 km away
  15. 2.14 km NNW of Diablo, California · 13319 days ago · 5 km deep · 54 km away
  16. 1.64 km NW of Diablo, California · 13319 days ago · 6 km deep · 54 km away
  17. 2.34 km NNW of Diablo, California · 13319 days ago · 3 km deep · 55 km away
  18. 1.54 km NNW of Day Valley, California · 13319 days ago · 14 km deep · 84 km away
  19. 1.91 km NE of Alamo, California · 13319 days ago · 6 km deep · 51 km away
  20. 2.59 km N of Pittsburg, California · 13318 days ago · 21 km deep · 79 km away
  21. 2.84 km NNW of Diablo, California · 13318 days ago · 6 km deep · 54 km away
  22. 1.78 km SSE of Pescadero, California · 13318 days ago · 13 km deep · 52 km away
  23. 1.77 km NE of Corralitos, California · 13318 days ago · 7 km deep · 97 km away
  24. 1.64 km NNW of Diablo, California · 13317 days ago · 5 km deep · 55 km away
  25. 2.23 km ENE of Alamo, California · 13317 days ago · 6 km deep · 53 km away
  26. 1.8Northern California · 13317 days ago · 5 km deep · 52 km away
  27. 1.92 km NE of Alamo, California · 13316 days ago · 5 km deep · 52 km away
  28. 1.92 km NE of Alamo, California · 13316 days ago · 5 km deep · 52 km away
  29. 1.86 km NNW of Green Valley, California · 13316 days ago · 8 km deep · 81 km away
  30. 2.22 km ENE of Alamo, California · 13315 days ago · 5 km deep · 52 km away
  31. 1.77 km NNW of Green Valley, California · 13315 days ago · 9 km deep · 82 km away
  32. 2.08 km N of Morgan Hill, California · 13315 days ago · 7 km deep · 91 km away
  33. 1.86 km E of Santa Rosa, California · 13315 days ago · 8 km deep · 89 km away
  34. 1.52 km NW of Concord, California · 13314 days ago · 16 km deep · 58 km away
  35. 2.03 km NW of Diablo, California · 13312 days ago · 5 km deep · 54 km away
  36. 2.314 km E of Seven Trees, California · 13312 days ago · 2 km deep · 83 km away
  37. 1.714 km E of Seven Trees, California · 13312 days ago · 3 km deep · 83 km away
  38. 2.617 km NW of Diablo Grande, California · 13312 days ago · 3 km deep · 98 km away
  39. 2.817 km NW of Diablo Grande, California · 13312 days ago · 3 km deep · 98 km away
  40. 1.71 km WNW of Diablo, California · 13312 days ago · 8 km deep · 54 km away
  41. 2.14 km NNW of Diablo, California · 13311 days ago · 5 km deep · 55 km away
  42. 1.64 km ENE of Alamo, CA · 13310 days ago · 4 km deep · 53 km away
  43. 2.02 km SSW of Los Altos Hills, California · 13310 days ago · 5 km deep · 45 km away
  44. 3.13 km ENE of Alamo, California · 13310 days ago · 7 km deep · 53 km away
  45. 1.63 km ENE of Alamo, California · 13310 days ago · 4 km deep · 53 km away
  46. 1.83 km ENE of Alamo, California · 13310 days ago · 6 km deep · 53 km away
  47. 2.22 km E of Alamo, California · 13310 days ago · 6 km deep · 52 km away
  48. 1.92 km ENE of Alamo, California · 13310 days ago · 3 km deep · 52 km away
  49. 1.82 km ENE of Alamo, California · 13310 days ago · 5 km deep · 53 km away
  50. 1.84 km NNW of Diablo, California · 13310 days ago · 6 km deep · 54 km away
  51. 2.34 km N of Corralitos, California · 13309 days ago · 12 km deep · 92 km away
  52. 1.66 km SW of Kenwood, California · 13309 days ago · 6 km deep · 83 km away
  53. 2.53 km SSE of North Gate, California · 13309 days ago · 5 km deep · 55 km away
  54. 1.63 km NNW of Diablo, California · 13309 days ago · 5 km deep · 55 km away
  55. 2.34 km SSE of North Gate, California · 13308 days ago · 7 km deep · 55 km away
  56. 2.94 km NNW of Diablo, California · 13308 days ago · 6 km deep · 55 km away
  57. 4.43 km SSE of North Gate, California · 13308 days ago · 7 km deep · 55 km away
  58. 2.92 km SSE of North Gate, California · 13308 days ago · 7 km deep · 55 km away
  59. 2.73 km ENE of Alamo, California · 13308 days ago · 6 km deep · 53 km away
  60. 2.42 km ENE of Alamo, California · 13308 days ago · 6 km deep · 52 km away

The first 60 of 192.

Before

  1. 2.54 km SSE of North Gate, California · 13323 days ago · 6 km deep · 54 km away
  2. 2.34 km NW of Diablo, California · 13323 days ago · 4 km deep · 54 km away
  3. 2.110 km N of Pittsburg, California · 13323 days ago · 21 km deep · 79 km away
  4. 2.2Northern California · 13323 days ago · 5 km deep · 55 km away
  5. 1.83 km NW of Diablo, California · 13323 days ago · 4 km deep · 54 km away
  6. 1.912 km NNE of Pittsburg, California · 13323 days ago · 18 km deep · 82 km away
  7. 1.615 km E of Seven Trees, California · 13323 days ago · 2 km deep · 84 km away
  8. 1.64 km ENE of Alamo, California · 13324 days ago · 5 km deep · 54 km away
  9. 2.14 km NNW of Diablo, California · 13324 days ago · 5 km deep · 54 km away
  10. 1.74 km NNW of Diablo, California · 13324 days ago · 1 km deep · 54 km away
  11. 2.23 km ENE of Alamo, California · 13324 days ago · 6 km deep · 54 km away
  12. 1.81 km NNW of Pleasant Hill, California · 13324 days ago · 11 km deep · 55 km away
  13. 1.64 km ESE of Roseland, California · 13324 days ago · 7 km deep · 87 km away
  14. 2.69 km ESE of East Foothills, California · 13324 days ago · 7 km deep · 78 km away
  15. 1.93 km NW of Diablo, California · 13324 days ago · 3 km deep · 53 km away
  16. 1.73 km ENE of Alamo, California · 13324 days ago · 3 km deep · 53 km away
  17. 2.54 km ENE of Alamo, CA · 13324 days ago · 6 km deep · 53 km away
  18. 2.01 km NE of North Gate, California · 13324 days ago · 16 km deep · 57 km away
  19. 2.04 km SSE of North Gate, California · 13324 days ago · 7 km deep · 54 km away
  20. 1.63 km ENE of Alamo, California · 13324 days ago · 6 km deep · 53 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc155920. Read Sun, Oct 4, 2026, 12:40 PM UTC.