California earthquakes

M1.7 earthquake 3 km SSE of North Gate, California

A magnitude 1.7 earthquake struck 3 km SSE of North Gate, California on Thu, Apr 12, 1990, 3:11 AM PDT (10:11 UTC), 5 km (3 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
1.7 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1990-04-12 10:11:43 UTC
Depth
5.5 km (3.4 mi), shallow
Epicenter
37.882° N, 121.981° 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, 0.6 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
68°
Stations used
21

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 193 in the 60 days after this one and at least 200 in the 30 days before it.

After

  1. 1.63 km ENE of Alamo, California · 13324 days ago · 6 km deep · 3 km away
  2. 2.04 km SSE of North Gate, California · 13324 days ago · 7 km deep · 1 km away
  3. 2.01 km NE of North Gate, California · 13324 days ago · 16 km deep · 4 km away
  4. 2.54 km ENE of Alamo, CA · 13324 days ago · 6 km deep · 2 km away
  5. 1.73 km ENE of Alamo, California · 13324 days ago · 3 km deep · 3 km away
  6. 1.93 km NW of Diablo, California · 13324 days ago · 3 km deep · 3 km away
  7. 2.69 km ESE of East Foothills, California · 13324 days ago · 7 km deep · 64 km away
  8. 1.64 km ESE of Roseland, California · 13324 days ago · 7 km deep · 85 km away
  9. 1.81 km NNW of Pleasant Hill, California · 13324 days ago · 11 km deep · 12 km away
  10. 2.23 km ENE of Alamo, California · 13324 days ago · 6 km deep · 2 km away
  11. 1.74 km NNW of Diablo, California · 13324 days ago · 1 km deep · 2 km away
  12. 2.14 km NNW of Diablo, California · 13324 days ago · 5 km deep · 2 km away
  13. 1.64 km ENE of Alamo, California · 13324 days ago · 5 km deep · 2 km away
  14. 1.615 km E of Seven Trees, California · 13324 days ago · 2 km deep · 72 km away
  15. 1.912 km NNE of Pittsburg, California · 13323 days ago · 18 km deep · 31 km away
  16. 1.83 km NW of Diablo, California · 13323 days ago · 4 km deep · 2 km away
  17. 2.2Northern California · 13323 days ago · 5 km deep · 2 km away
  18. 2.110 km N of Pittsburg, California · 13323 days ago · 21 km deep · 28 km away
  19. 2.34 km NW of Diablo, California · 13323 days ago · 4 km deep · 2 km away
  20. 2.54 km SSE of North Gate, California · 13323 days ago · 6 km deep · 1 km away
  21. 2.33 km WNW of Pacifica, California · 13323 days ago · 7 km deep · 55 km away
  22. 2.43 km WNW of Pacifica, California · 13322 days ago · 7 km deep · 55 km away
  23. 1.84 km NNW of Diablo, California · 13322 days ago · 3 km deep · 1 km away
  24. 2.0Northern California · 13322 days ago · 6 km deep · 1 km away
  25. 1.78 km ENE of Morgan Hill, California · 13322 days ago · 2 km deep · 89 km away
  26. 1.88 km ENE of San Martin, California · 13322 days ago · 7 km deep · 93 km away
  27. 1.85 km NW of Broadmoor, California · 13322 days ago · 11 km deep · 51 km away
  28. 1.83 km NW of Diablo, California · 13322 days ago · 3 km deep · 2 km away
  29. 2.34 km NNW of Diablo, California · 13321 days ago · 6 km deep · 2 km away
  30. 1.93 km ENE of Alamo, California · 13321 days ago · 6 km deep · 2 km away
  31. 2.23 km SSE of North Gate, California · 13321 days ago · 5 km deep · 1 km away
  32. 2.11 km NNW of Lexington Hills, California · 13321 days ago · 7 km deep · 78 km away
  33. 1.918 km NE of East Foothills, California · 13321 days ago · 7 km deep · 49 km away
  34. 1.67 km NW of Day Valley, California · 13320 days ago · 11 km deep · 89 km away
  35. 1.63 km NW of Diablo, California · 13320 days ago · 5 km deep · 2 km away
  36. 1.83 km NNW of Diablo, California · 13320 days ago · 5 km deep · 2 km away
  37. 2.34 km W of Alamo, California · 13320 days ago · 6 km deep · 9 km away
  38. 2.14 km NNW of Diablo, California · 13320 days ago · 5 km deep · 1 km away
  39. 1.64 km NW of Diablo, California · 13320 days ago · 6 km deep · 2 km away
  40. 2.34 km NNW of Diablo, California · 13319 days ago · 3 km deep · 1 km away
  41. 1.54 km NNW of Day Valley, California · 13319 days ago · 14 km deep · 90 km away
  42. 1.91 km NE of Alamo, California · 13319 days ago · 6 km deep · 4 km away
  43. 1.88 km NE of San Martin, California · 13319 days ago · 7 km deep · 93 km away
  44. 2.59 km N of Pittsburg, California · 13318 days ago · 21 km deep · 28 km away
  45. 2.84 km NNW of Diablo, California · 13318 days ago · 6 km deep · 1 km away
  46. 1.78 km SSE of Pescadero, California · 13318 days ago · 13 km deep · 84 km away
  47. 1.77 km NE of Corralitos, California · 13318 days ago · 7 km deep · 98 km away
  48. 1.64 km NNW of Diablo, California · 13318 days ago · 5 km deep · 1 km away
  49. 2.23 km ENE of Alamo, California · 13317 days ago · 6 km deep · 2 km away
  50. 1.8Northern California · 13317 days ago · 5 km deep · 4 km away
  51. 1.92 km NE of Alamo, California · 13317 days ago · 5 km deep · 4 km away
  52. 1.92 km NE of Alamo, California · 13316 days ago · 5 km deep · 4 km away
  53. 1.86 km NNW of Green Valley, California · 13316 days ago · 8 km deep · 50 km away
  54. 2.22 km ENE of Alamo, California · 13316 days ago · 5 km deep · 4 km away
  55. 1.77 km NNW of Green Valley, California · 13316 days ago · 9 km deep · 52 km away
  56. 2.114 km NNW of Moskowite Corner, California · 13316 days ago · 2 km deep · 80 km away
  57. 2.08 km N of Morgan Hill, California · 13315 days ago · 7 km deep · 81 km away
  58. 1.86 km E of Santa Rosa, California · 13315 days ago · 8 km deep · 84 km away
  59. 1.52 km NW of Concord, California · 13314 days ago · 16 km deep · 14 km away
  60. 2.03 km NW of Diablo, California · 13313 days ago · 5 km deep · 2 km away

The first 60 of 193.

Before

  1. 2.83 km ENE of Alamo, California · 13325 days ago · 6 km deep · 2 km away
  2. 1.93 km NNW of Diablo, California · 13325 days ago · 5 km deep · 2 km away
  3. 2.3Northern California · 13325 days ago · 6 km deep · 2 km away
  4. 2.54 km NNW of Diablo, California · 13325 days ago · 6 km deep · 1 km away
  5. 2.23 km WNW of Pacifica, California · 13325 days ago · 7 km deep · 56 km away
  6. 2.812 km N of Morgan Hill, California · 13325 days ago · 5 km deep · 78 km away
  7. 1.82 km ENE of Alamo, California · 13325 days ago · 4 km deep · 3 km away
  8. 2.02 km ENE of Alamo, California · 13325 days ago · 5 km deep · 3 km away
  9. 1.81 km ENE of Alamo, California · 13325 days ago · 6 km deep · 4 km away
  10. 2.13 km WNW of Pacifica, California · 13325 days ago · 7 km deep · 55 km away
  11. 1.83 km NNE of San Leandro, California · 13325 days ago · 8 km deep · 20 km away
  12. 1.83 km ENE of Alamo, California · 13326 days ago · 7 km deep · 2 km away
  13. 1.83 km S of North Gate, California · 13326 days ago · 6 km deep · 1 km away
  14. 1.93 km NW of Diablo, California · 13326 days ago · 8 km deep · 3 km away
  15. 2.33 km ENE of Alamo, California · 13326 days ago · 6 km deep · 2 km away
  16. 2.33 km NE of Alamo, California · 13326 days ago · 6 km deep · 2 km away
  17. 2.03 km SSE of North Gate, California · 13326 days ago · 6 km deep · 1 km away
  18. 1.72 km ENE of Alamo, California · 13326 days ago · 7 km deep · 3 km away
  19. 1.84 km NW of Day Valley, California · 13327 days ago · 16 km deep · 92 km away
  20. 2.64 km SSE of North Gate, California · 13327 days ago · 6 km deep · 1 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc155835. Read Sun, Oct 4, 2026, 8:14 PM UTC.