California earthquakes

M2.6 earthquake 6 km S of Sunol, California

A magnitude 2.6 earthquake struck 6 km S of Sunol, California on Fri, May 4, 1990, 10:05 PM PDT (05:05 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M4.1 6 km NE of East Foothills, California. This one was a foreshock.

Sunol 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
2.6 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1990-05-05 05:05:48 UTC
Depth
7.2 km (4.5 mi), shallow
Epicenter
37.533° N, 121.896° 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, 0.7 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
17°
Stations used
80

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 180 in the 60 days after this one and 191 in the 30 days before it.

After

  1. 2.01 km NE of Danville, California · 13300 days ago · 7 km deep · 34 km away
  2. 1.91 km NE of Danville, California · 13300 days ago · 6 km deep · 34 km away
  3. 2.01 km NNE of Danville, California · 13300 days ago · 6 km deep · 35 km away
  4. 2.21 km W of Diablo, California · 13300 days ago · 5 km deep · 34 km away
  5. 1.71 km NE of Danville, California · 13300 days ago · 6 km deep · 34 km away
  6. 2.1Northern California · 13300 days ago · 6 km deep · 38 km away
  7. 2.24 km ESE of North Gate, California · 13300 days ago · 4 km deep · 39 km away
  8. 2.41 km NNE of Danville, California · 13300 days ago · 7 km deep · 34 km away
  9. 2.6Northern California · 13300 days ago · 8 km deep · 35 km away
  10. 2.31 km NE of Danville, California · 13300 days ago · 7 km deep · 34 km away
  11. 1.61 km NE of Danville, California · 13300 days ago · 6 km deep · 34 km away
  12. 3.02 km NNE of Danville, California · 13300 days ago · 8 km deep · 35 km away
  13. 1.51 km NE of Danville, California · 13300 days ago · 6 km deep · 34 km away
  14. 1.51 km NE of Danville, California · 13300 days ago · 6 km deep · 34 km away
  15. 2.014 km ENE of East Foothills, California · 13300 days ago · 5 km deep · 24 km away
  16. 2.81 km ENE of Alamo, California · 13299 days ago · 7 km deep · 37 km away
  17. 2.01 km ENE of Alamo, California · 13299 days ago · 6 km deep · 37 km away
  18. 1.61 km ENE of Alamo, California · 13299 days ago · 6 km deep · 37 km away
  19. 3.12 km ENE of Alamo, California · 13299 days ago · 8 km deep · 38 km away
  20. 1.81 km ENE of Alamo, California · 13299 days ago · 5 km deep · 37 km away
  21. 1.81 km NE of Danville, California · 13299 days ago · 5 km deep · 34 km away
  22. 1.70 km ENE of Alamo, California · 13299 days ago · 5 km deep · 37 km away
  23. 1.51 km NE of Danville, California · 13299 days ago · 5 km deep · 34 km away
  24. 2.02 km N of Lexington Hills, California · 13299 days ago · 5 km deep · 39 km away
  25. 2.31 km E of Alamo, California · 13299 days ago · 7 km deep · 37 km away
  26. 2.31 km E of Alamo, California · 13299 days ago · 7 km deep · 37 km away
  27. 1.61 km NNE of Danville, California · 13299 days ago · 7 km deep · 34 km away
  28. 2.21 km E of Alamo, California · 13299 days ago · 7 km deep · 37 km away
  29. 1.71 km E of Alamo, California · 13299 days ago · 6 km deep · 37 km away
  30. 1.63 km WNW of Pacifica, California · 13299 days ago · 7 km deep · 57 km away
  31. 1.90 km ENE of Alamo, California · 13298 days ago · 5 km deep · 37 km away
  32. 2.45 km ESE of Interlaken, California · 13298 days ago · 8 km deep · 69 km away
  33. 1.98 km N of Day Valley, California · 13298 days ago · 4 km deep · 48 km away
  34. 2.44 km SE of North Gate, California · 13298 days ago · 5 km deep · 39 km away
  35. 2.11 km NW of Pleasant Hill, California · 13297 days ago · 10 km deep · 50 km away
  36. 1.61 km ENE of Alamo, California · 13297 days ago · 4 km deep · 37 km away
  37. 2.21 km ENE of Aromas, California · 13297 days ago · 7 km deep · 75 km away
  38. 1.91 km E of Aromas, California · 13297 days ago · 7 km deep · 75 km away
  39. 1.64 km E of Interlaken, California · 13297 days ago · 10 km deep · 68 km away
  40. 2.88 km NNE of Day Valley, California · 13297 days ago · 4 km deep · 48 km away
  41. 1.63 km NW of Diablo, California · 13297 days ago · 7 km deep · 37 km away
  42. 2.68 km W of Volta, California · 13297 days ago · 3 km deep · 92 km away
  43. 1.72 km ESE of Danville, California · 13296 days ago · 7 km deep · 31 km away
  44. 1.62 km ESE of Danville, California · 13296 days ago · 6 km deep · 31 km away
  45. 1.86 km WNW of Volta, California · 13296 days ago · 7 km deep · 92 km away
  46. 2.31 km NE of Aromas, California · 13296 days ago · 5 km deep · 74 km away
  47. 1.615 km N of Morgan Hill, California · 13296 days ago · 6 km deep · 36 km away
  48. 2.16 km SW of Ridgemark, California · 13296 days ago · 9 km deep · 95 km away
  49. 1.72 km ENE of Alamo, California · 13295 days ago · 3 km deep · 38 km away
  50. 1.66 km WNW of Day Valley, California · 13295 days ago · 16 km deep · 52 km away
  51. 3.415 km E of Seven Trees, California · 13295 days ago · 6 km deep · 34 km away
  52. 1.92 km NNE of Piedmont, California · 13295 days ago · 11 km deep · 45 km away
  53. 1.615 km N of Morgan Hill, California · 13294 days ago · 5 km deep · 36 km away
  54. 2.42 km NE of Alamo, California · 13294 days ago · 5 km deep · 38 km away
  55. 2.52 km ENE of Alamo, California · 13294 days ago · 3 km deep · 37 km away
  56. 1.54 km SSE of Lexington Hills, California · 13293 days ago · 11 km deep · 46 km away
  57. 2.23 km S of San Juan Bautista, California · 13293 days ago · 6 km deep · 86 km away
  58. 1.61 km ENE of Interlaken, California · 13293 days ago · 13 km deep · 66 km away
  59. 2.310 km WSW of Ridgemark, California · 13292 days ago · 8 km deep · 94 km away
  60. 1.72 km ESE of Danville, California · 13292 days ago · 6 km deep · 32 km away

The first 60 of 180.

Before

  1. 2.43 km NNW of Diablo, California · 13301 days ago · 0 km deep · 37 km away
  2. 1.94 km NNW of Diablo, California · 13301 days ago · 0 km deep · 38 km away
  3. 2.84 km ENE of Alamo, California · 13301 days ago · 6 km deep · 38 km away
  4. 2.33 km ENE of Alamo, California · 13301 days ago · 6 km deep · 38 km away
  5. 1.6Northern California · 13302 days ago · 0 km deep · 96 km away
  6. 1.73 km ENE of Alamo, California · 13302 days ago · 7 km deep · 38 km away
  7. 1.64 km SE of Aromas, California · 13303 days ago · 6 km deep · 79 km away
  8. 1.79 km NE of Morgan Hill, California · 13303 days ago · 8 km deep · 46 km away
  9. 1.71 km ENE of Alamo, California · 13303 days ago · 5 km deep · 37 km away
  10. 1.60 km ENE of Alamo, California · 13303 days ago · 5 km deep · 37 km away
  11. 2.61 km ENE of Alamo, California · 13303 days ago · 6 km deep · 37 km away
  12. 2.91 km ENE of Alamo, California · 13303 days ago · 6 km deep · 37 km away
  13. 1.93 km WSW of Cupertino, California · 13303 days ago · 5 km deep · 29 km away
  14. 2.21 km ENE of Alamo, California · 13303 days ago · 6 km deep · 37 km away
  15. 1.61 km NE of Corralitos, California · 13303 days ago · 15 km deep · 60 km away
  16. 1.62 km ENE of Alamo, California · 13304 days ago · 8 km deep · 37 km away
  17. 1.91 km ENE of Alamo, California · 13304 days ago · 5 km deep · 37 km away
  18. 1.85 km SW of Ridgemark, California · 13304 days ago · 4 km deep · 95 km away
  19. 2.41 km ENE of Alamo, California · 13304 days ago · 6 km deep · 37 km away
  20. 1.82 km NNE of Alamo, California · 13304 days ago · 2 km deep · 39 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc157048. Read Sat, Oct 3, 2026, 11:31 AM UTC.