California earthquakes

M2.3 earthquake 8 km S of Sunol, California

A magnitude 2.3 earthquake struck 8 km S of Sunol, California on Sat, May 5, 1979, 1:44 AM PDT (08:44 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M4.8 15 km E of Seven Trees, 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.

Open the live map with earthquakes

The earthquake

Magnitude
2.3 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1979-05-05 08:44:00 UTC
Depth
6.1 km (3.8 mi), shallow
Epicenter
37.522° N, 121.890° 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
±0.10
Depth from
From location
Station coverage gap
42°
Stations used
46

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 98 in the 60 days after this one and 39 in the 30 days before it.

After

  1. 1.95 km NW of Acalanes Ridge, California · 17316 days ago · 16 km deep · 50 km away
  2. 2.0Northern California · 17316 days ago · 9 km deep · 45 km away
  3. 2.0Northern California · 17316 days ago · 9 km deep · 46 km away
  4. 1.8Northern California · 17316 days ago · 9 km deep · 46 km away
  5. 1.82 km WSW of Lafayette, California · 17316 days ago · 10 km deep · 46 km away
  6. 2.56 km NE of East Foothills, California · 17315 days ago · 11 km deep · 16 km away
  7. 1.96 km WSW of Gilroy, California · 17315 days ago · 6 km deep · 65 km away
  8. 1.6Central California · 17314 days ago · 3 km deep · 99 km away
  9. 1.76 km NNE of Interlaken, California · 17314 days ago · 6 km deep · 59 km away
  10. 2.315 km E of Seven Trees, California · 17313 days ago · 7 km deep · 33 km away
  11. 4.815 km E of Seven Trees, California · 17313 days ago · 7 km deep · 32 km away
  12. 2.514 km E of Seven Trees, California · 17313 days ago · 6 km deep · 31 km away
  13. 2.29 km ESE of East Foothills, California · 17313 days ago · 8 km deep · 25 km away
  14. 3.014 km E of Seven Trees, California · 17313 days ago · 6 km deep · 31 km away
  15. 1.911 km ESE of East Foothills, California · 17313 days ago · 8 km deep · 27 km away
  16. 1.5Northern California · 17313 days ago · 8 km deep · 27 km away
  17. 2.115 km E of Seven Trees, California · 17313 days ago · 6 km deep · 33 km away
  18. 1.75 km SSW of Tres Pinos, California · 17312 days ago · 7 km deep · 99 km away
  19. 1.97 km E of Gilroy, California · 17311 days ago · 5 km deep · 67 km away
  20. 3.09 km SE of San Juan Bautista, California · 17310 days ago · 4 km deep · 91 km away
  21. 1.82 km S of Hollister, California · 17308 days ago · 5 km deep · 89 km away
  22. 2.31 km WSW of Broadmoor, California · 17307 days ago · 11 km deep · 56 km away
  23. 1.92 km WSW of Broadmoor, California · 17307 days ago · 12 km deep · 57 km away
  24. 2.110 km WSW of Ridgemark, California · 17307 days ago · 7 km deep · 92 km away
  25. 1.614 km E of Seven Trees, California · 17306 days ago · 5 km deep · 30 km away
  26. 1.72 km ENE of Berkeley, California · 17305 days ago · 9 km deep · 50 km away
  27. 2.05 km SE of Aromas, California · 17303 days ago · 6 km deep · 78 km away
  28. 2.13 km SSW of Green Valley, California · 17300 days ago · 10 km deep · 82 km away
  29. 2.725 km WSW of Volta, California · 17300 days ago · 3 km deep · 83 km away
  30. 2.525 km WSW of Volta, California · 17300 days ago · 4 km deep · 83 km away
  31. 2.27 km W of Gilroy, California · 17298 days ago · 6 km deep · 62 km away
  32. 2.014 km N of Morgan Hill, California · 17296 days ago · 5 km deep · 36 km away
  33. 2.23 km E of Berkeley, California · 17292 days ago · 9 km deep · 49 km away
  34. 2.46 km N of Bay Point, California · 17292 days ago · 5 km deep · 63 km away
  35. 2.015 km E of East Foothills, California · 17290 days ago · 6 km deep · 25 km away
  36. 1.9Northern California · 17289 days ago · 5 km deep · 61 km away
  37. 2.82 km NW of Orinda, California · 17289 days ago · 11 km deep · 49 km away
  38. 2.12 km NW of Orinda, California · 17289 days ago · 10 km deep · 49 km away
  39. 1.92 km NNW of Orinda, California · 17288 days ago · 11 km deep · 49 km away
  40. 2.22 km NW of Orinda, California · 17288 days ago · 11 km deep · 49 km away
  41. 1.89 km SE of Sunol, California · 17288 days ago · 5 km deep · 8 km away
  42. 2.49 km SE of Sunol, California · 17287 days ago · 5 km deep · 8 km away
  43. 2.33 km E of Aromas, California · 17287 days ago · 2 km deep · 76 km away
  44. 2.24 km SSE of Pittsburg, California · 17286 days ago · 17 km deep · 53 km away
  45. 1.814 km N of Morgan Hill, California · 17286 days ago · 7 km deep · 36 km away
  46. 1.66 km SSE of Gilroy, California · 17286 days ago · 4 km deep · 71 km away
  47. 2.33 km W of San Juan Bautista, California · 17286 days ago · 6 km deep · 80 km away
  48. 1.65 km WSW of Gilroy, California · 17282 days ago · 3 km deep · 65 km away
  49. 3.23 km S of San Juan Bautista, California · 17282 days ago · 6 km deep · 84 km away
  50. 2.23 km S of San Juan Bautista, California · 17282 days ago · 6 km deep · 84 km away
  51. 2.82 km S of San Juan Bautista, California · 17281 days ago · 6 km deep · 84 km away
  52. 1.82 km S of San Juan Bautista, California · 17281 days ago · 6 km deep · 84 km away
  53. 2.516 km E of Seven Trees, California · 17280 days ago · 8 km deep · 33 km away
  54. 3.10 km SE of Concord, California · 17279 days ago · 10 km deep · 51 km away
  55. 1.82 km ESE of Tres Pinos, California · 17279 days ago · 4 km deep · 98 km away
  56. 1.79 km E of Patterson, California · 17279 days ago · 9 km deep · 76 km away
  57. 2.18 km NE of Gilroy, California · 17278 days ago · 6 km deep · 61 km away
  58. 2.74 km S of Suisun, California · 17276 days ago · 37 km deep · 76 km away
  59. 2.816 km E of Seven Trees, California · 17275 days ago · 7 km deep · 32 km away
  60. 1.915 km E of Seven Trees, California · 17275 days ago · 6 km deep · 32 km away

The first 60 of 98.

Before

  1. 1.97 km NNE of Interlaken, California · 17317 days ago · 6 km deep · 59 km away
  2. 1.66 km ESE of East Foothills, California · 17320 days ago · 2 km deep · 22 km away
  3. 2.511 km SSE of Livermore, California · 17321 days ago · 6 km deep · 18 km away
  4. 2.411 km SSE of Livermore, California · 17321 days ago · 6 km deep · 19 km away
  5. 2.211 km SSE of Livermore, California · 17321 days ago · 5 km deep · 19 km away
  6. 2.55 km NNW of San Juan Bautista, California · 17322 days ago · 7 km deep · 75 km away
  7. 3.73 km SSW of Colma, California · 17324 days ago · 10 km deep · 54 km away
  8. 4.42 km N of Pacifica, California · 17324 days ago · 15 km deep · 54 km away
  9. 2.11 km N of Aromas, California · 17324 days ago · 8 km deep · 73 km away
  10. 1.84 km SSW of Gilroy, California · 17324 days ago · 6 km deep · 68 km away
  11. 1.93 km SW of Colma, California · 17324 days ago · 13 km deep · 54 km away
  12. 1.814 km N of Morgan Hill, California · 17324 days ago · 6 km deep · 37 km away
  13. 2.03 km W of Antioch, California · 17326 days ago · 17 km deep · 54 km away
  14. 1.83 km S of Tres Pinos, California · 17327 days ago · 5 km deep · 98 km away
  15. 2.714 km N of Morgan Hill, California · 17328 days ago · 6 km deep · 36 km away
  16. 2.04 km WNW of San Juan Bautista, California · 17329 days ago · 6 km deep · 79 km away
  17. 1.54 km S of Ridgemark, California · 17329 days ago · 3 km deep · 95 km away
  18. 3.1Central California · 17329 days ago · 8 km deep · 89 km away
  19. 1.85 km SSW of Tres Pinos, California · 17330 days ago · 4 km deep · 98 km away
  20. 2.314 km E of Seven Trees, California · 17331 days ago · 6 km deep · 31 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1045669. Read Thu, Oct 1, 2026, 12:35 PM UTC.