California earthquakes

M2.2 earthquake 6 km SE of Sunol, California

A magnitude 2.2 earthquake struck 6 km SE of Sunol, California on Sat, Aug 7, 1976, 2:46 AM PDT (09:46 UTC), 11 km (7 mi) below the surface.

A larger quake followed: M4.0 2 km NNE of San Ramon, 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
2.2 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1976-08-07 09:46:13 UTC
Depth
10.9 km (6.7 mi), shallow
Epicenter
37.559° N, 121.833° 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, 0.5 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
69°
Stations used
26

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 187 in the 60 days after this one and 67 in the 30 days before it.

After

  1. 1.91 km ENE of Tres Pinos, California · 18319 days ago · 8 km deep · 97 km away
  2. 1.89 km NNW of Hollister, California · 18318 days ago · 4 km deep · 78 km away
  3. 3.43 km SSE of Lexington Hills, California · 18316 days ago · 4 km deep · 49 km away
  4. 1.89 km NE of San Martin, California · 18316 days ago · 9 km deep · 53 km away
  5. 3.812 km NE of San Martin, California · 18315 days ago · 6 km deep · 51 km away
  6. 2.011 km NE of San Martin, California · 18315 days ago · 3 km deep · 51 km away
  7. 3.412 km NE of San Martin, California · 18315 days ago · 4 km deep · 51 km away
  8. 2.311 km NE of San Martin, California · 18315 days ago · 4 km deep · 52 km away
  9. 1.91 km S of Tres Pinos, California · 18314 days ago · 7 km deep · 98 km away
  10. 3.18 km N of Interlaken, California · 18314 days ago · 10 km deep · 60 km away
  11. 2.31 km N of Tres Pinos, California · 18313 days ago · 8 km deep · 95 km away
  12. 1.81 km N of Tres Pinos, California · 18313 days ago · 9 km deep · 95 km away
  13. 2.911 km NE of San Martin, California · 18313 days ago · 4 km deep · 51 km away
  14. 2.76 km ENE of Interlaken, California · 18313 days ago · 10 km deep · 66 km away
  15. 2.93 km NNE of San Ramon, California · 18312 days ago · 9 km deep · 30 km away
  16. 3.02 km NE of San Ramon, California · 18312 days ago · 9 km deep · 29 km away
  17. 1.92 km NNE of San Ramon, California · 18312 days ago · 8 km deep · 29 km away
  18. 1.62 km NNE of San Ramon, California · 18312 days ago · 8 km deep · 29 km away
  19. 1.52 km NE of San Ramon, California · 18312 days ago · 8 km deep · 29 km away
  20. 3.02 km NNE of San Ramon, California · 18312 days ago · 9 km deep · 29 km away
  21. 1.62 km NE of San Ramon, California · 18312 days ago · 1 km deep · 28 km away
  22. 2.52 km NE of San Ramon, California · 18312 days ago · 9 km deep · 29 km away
  23. 2.32 km NE of San Ramon, California · 18312 days ago · 8 km deep · 29 km away
  24. 1.92 km NE of San Ramon, California · 18312 days ago · 7 km deep · 29 km away
  25. 1.82 km NE of San Ramon, California · 18312 days ago · 7 km deep · 28 km away
  26. 1.92 km NE of San Ramon, California · 18312 days ago · 7 km deep · 28 km away
  27. 1.92 km NE of San Ramon, California · 18312 days ago · 8 km deep · 29 km away
  28. 1.52 km NE of San Ramon, California · 18312 days ago · 7 km deep · 28 km away
  29. 1.82 km NE of San Ramon, California · 18312 days ago · 7 km deep · 28 km away
  30. 3.32 km NNE of San Ramon, California · 18312 days ago · 9 km deep · 30 km away
  31. 1.92 km NE of San Ramon, California · 18312 days ago · 6 km deep · 28 km away
  32. 3.52 km NNE of San Ramon, California · 18312 days ago · 7 km deep · 29 km away
  33. 1.81 km NE of San Ramon, California · 18312 days ago · 7 km deep · 29 km away
  34. 2.52 km NNE of San Ramon, California · 18312 days ago · 9 km deep · 29 km away
  35. 1.72 km NE of San Ramon, California · 18312 days ago · 7 km deep · 28 km away
  36. 1.62 km NE of San Ramon, California · 18312 days ago · 8 km deep · 29 km away
  37. 1.72 km NE of San Ramon, California · 18312 days ago · 7 km deep · 28 km away
  38. 2.32 km NE of San Ramon, California · 18312 days ago · 7 km deep · 29 km away
  39. 3.02 km NNE of San Ramon, California · 18312 days ago · 8 km deep · 29 km away
  40. 2.32 km NE of San Ramon, California · 18312 days ago · 8 km deep · 29 km away
  41. 2.72 km NNE of San Ramon, California · 18312 days ago · 9 km deep · 29 km away
  42. 2.02 km NE of San Ramon, California · 18312 days ago · 7 km deep · 29 km away
  43. 2.02 km NE of San Ramon, California · 18312 days ago · 7 km deep · 28 km away
  44. 1.9Northern California · 18312 days ago · 7 km deep · 29 km away
  45. 2.11 km NE of San Ramon, California · 18312 days ago · 7 km deep · 28 km away
  46. 2.62 km NNE of San Ramon, California · 18312 days ago · 8 km deep · 29 km away
  47. 1.82 km NE of San Ramon, California · 18312 days ago · 8 km deep · 29 km away
  48. 2.42 km NE of San Ramon, California · 18312 days ago · 8 km deep · 29 km away
  49. 1.82 km NE of San Ramon, California · 18312 days ago · 7 km deep · 29 km away
  50. 1.52 km NE of San Ramon, California · 18312 days ago · 7 km deep · 28 km away
  51. 1.72 km NE of San Ramon, California · 18312 days ago · 7 km deep · 29 km away
  52. 3.32 km NNE of San Ramon, California · 18312 days ago · 8 km deep · 29 km away
  53. 1.8Northern California · 18312 days ago · 7 km deep · 28 km away
  54. 1.52 km NE of San Ramon, California · 18312 days ago · 7 km deep · 28 km away
  55. 2.72 km NE of San Ramon, California · 18312 days ago · 7 km deep · 28 km away
  56. 1.95 km SSW of Gilroy, California · 18312 days ago · 3 km deep · 70 km away
  57. 1.52 km NE of San Ramon, California · 18312 days ago · 7 km deep · 29 km away
  58. 3.33 km S of San Juan Bautista, California · 18312 days ago · 6 km deep · 87 km away
  59. 2.17 km E of East Foothills, California · 18312 days ago · 7 km deep · 22 km away
  60. 2.1Northern California · 18312 days ago · 3 km deep · 39 km away

The first 60 of 187.

Before

  1. 3.10 km NNW of Rollingwood, California · 18320 days ago · 7 km deep · 64 km away
  2. 1.65 km N of Morgan Hill, California · 18320 days ago · 1 km deep · 45 km away
  3. 2.27 km N of Castro Valley, California · 18320 days ago · 5 km deep · 31 km away
  4. 2.63 km W of Portola Valley, California · 18321 days ago · 9 km deep · 43 km away
  5. 2.33 km W of Portola Valley, California · 18322 days ago · 9 km deep · 43 km away
  6. 1.73 km W of Portola Valley, California · 18322 days ago · 10 km deep · 44 km away
  7. 2.67 km ENE of Interlaken, California · 18323 days ago · 3 km deep · 65 km away
  8. 1.812 km N of Morgan Hill, California · 18324 days ago · 7 km deep · 39 km away
  9. 1.86 km NNE of Morgan Hill, California · 18324 days ago · 4 km deep · 45 km away
  10. 1.85 km ENE of Tres Pinos, California · 18325 days ago · 4 km deep · 98 km away
  11. 1.85 km ESE of Aromas, California · 18325 days ago · 6 km deep · 80 km away
  12. 1.76 km ENE of San Martin, California · 18325 days ago · 5 km deep · 57 km away
  13. 1.92 km NNE of Aromas, California · 18326 days ago · 5 km deep · 74 km away
  14. 2.48 km SE of San Juan Bautista, California · 18326 days ago · 4 km deep · 92 km away
  15. 1.66 km SSW of Ridgemark, California · 18327 days ago · 6 km deep · 97 km away
  16. 3.22 km WSW of San Juan Bautista, California · 18327 days ago · 7 km deep · 84 km away
  17. 2.07 km SE of Alum Rock, California · 18328 days ago · 3 km deep · 27 km away
  18. 2.37 km NE of Ridgemark, California · 18328 days ago · 3 km deep · 91 km away
  19. 2.17 km NE of San Martin, California · 18329 days ago · 5 km deep · 52 km away
  20. 2.11 km ENE of Aromas, California · 18329 days ago · 5 km deep · 76 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1030802. Read Sun, Oct 4, 2026, 6:33 AM UTC.