California earthquakes

M1.8 earthquake 9 km SE of Sunol, California

A magnitude 1.8 earthquake struck 9 km SE of Sunol, California on Fri, Jun 1, 1979, 9:34 PM PDT (04:34 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.6 2 km NNE of Diablo, 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
1.8 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1979-06-02 04:34:19 UTC
Depth
4.7 km (2.9 mi), shallow
Epicenter
37.540° N, 121.802° 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
±0.13
Depth from
From location
Station coverage gap
75°
Stations used
31

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 95 in the 60 days after this one and 43 in the 30 days before it.

After

  1. 2.49 km SE of Sunol, California · 17287 days ago · 5 km deep · 0 km away
  2. 2.33 km E of Aromas, California · 17287 days ago · 2 km deep · 75 km away
  3. 2.24 km SSE of Pittsburg, California · 17287 days ago · 17 km deep · 51 km away
  4. 1.814 km N of Morgan Hill, California · 17287 days ago · 7 km deep · 34 km away
  5. 1.66 km SSE of Gilroy, California · 17287 days ago · 4 km deep · 70 km away
  6. 2.33 km W of San Juan Bautista, California · 17286 days ago · 6 km deep · 80 km away
  7. 1.65 km WSW of Gilroy, California · 17283 days ago · 3 km deep · 65 km away
  8. 3.23 km S of San Juan Bautista, California · 17282 days ago · 6 km deep · 84 km away
  9. 2.23 km S of San Juan Bautista, California · 17282 days ago · 6 km deep · 84 km away
  10. 2.82 km S of San Juan Bautista, California · 17282 days ago · 6 km deep · 83 km away
  11. 1.82 km S of San Juan Bautista, California · 17282 days ago · 6 km deep · 83 km away
  12. 2.516 km E of Seven Trees, California · 17280 days ago · 8 km deep · 31 km away
  13. 3.10 km SE of Concord, California · 17280 days ago · 10 km deep · 52 km away
  14. 1.82 km ESE of Tres Pinos, California · 17280 days ago · 4 km deep · 96 km away
  15. 1.79 km E of Patterson, California · 17280 days ago · 9 km deep · 69 km away
  16. 2.18 km NE of Gilroy, California · 17279 days ago · 6 km deep · 58 km away
  17. 2.74 km S of Suisun, California · 17276 days ago · 37 km deep · 76 km away
  18. 2.816 km E of Seven Trees, California · 17275 days ago · 7 km deep · 30 km away
  19. 1.915 km E of Seven Trees, California · 17275 days ago · 6 km deep · 30 km away
  20. 2.311 km ESE of Sunol, California · 17275 days ago · 7 km deep · 3 km away
  21. 2.47 km N of Hollister, California · 17274 days ago · 8 km deep · 77 km away
  22. 2.83 km SE of Concord, California · 17274 days ago · 13 km deep · 50 km away
  23. 3.03 km SE of Concord, California · 17274 days ago · 14 km deep · 50 km away
  24. 1.74 km SSE of Fairview, California · 17274 days ago · 3 km deep · 23 km away
  25. 1.71 km ENE of Piedmont, California · 17273 days ago · 7 km deep · 49 km away
  26. 1.54 km SSE of San Juan Bautista, California · 17273 days ago · 5 km deep · 85 km away
  27. 1.57 km E of East Foothills, California · 17273 days ago · 5 km deep · 19 km away
  28. 2.44 km SSE of San Juan Bautista, California · 17272 days ago · 6 km deep · 85 km away
  29. 2.24 km SSE of San Juan Bautista, California · 17272 days ago · 6 km deep · 85 km away
  30. 2.722 km NNE of Hollister, California · 17272 days ago · 9 km deep · 70 km away
  31. 1.72 km NNW of Crockett, California · 17272 days ago · 8 km deep · 70 km away
  32. 2.119 km WSW of Diablo Grande, California · 17270 days ago · 7 km deep · 38 km away
  33. 1.617 km WSW of Diablo Grande, California · 17270 days ago · 3 km deep · 36 km away
  34. 1.721 km WSW of Diablo Grande, California · 17270 days ago · 7 km deep · 36 km away
  35. 1.93 km SSE of Green Valley, California · 17270 days ago · 8 km deep · 82 km away
  36. 2.29 km S of Muir Beach, California · 17269 days ago · 9 km deep · 72 km away
  37. 1.79 km ESE of East Foothills, California · 17268 days ago · 7 km deep · 21 km away
  38. 2.02 km SE of Pittsburg, California · 17266 days ago · 15 km deep · 53 km away
  39. 1.812 km WSW of Byron, California · 17266 days ago · 8 km deep · 32 km away
  40. 3.312 km WSW of Byron, California · 17266 days ago · 8 km deep · 32 km away
  41. 2.08 km NE of Gilroy, California · 17265 days ago · 3 km deep · 60 km away
  42. 1.815 km E of Seven Trees, California · 17264 days ago · 7 km deep · 30 km away
  43. 3.016 km WSW of Volta, California · 17264 days ago · 0 km deep · 83 km away
  44. 1.6Central California · 17263 days ago · 5 km deep · 86 km away
  45. 2.47 km N of Hollister, California · 17262 days ago · 8 km deep · 77 km away
  46. 1.93 km E of Berkeley, California · 17262 days ago · 9 km deep · 52 km away
  47. 2.04 km SSW of Gilroy, California · 17260 days ago · 7 km deep · 67 km away
  48. 1.61 km WNW of Pleasant Hill, California · 17260 days ago · 11 km deep · 52 km away
  49. 1.92 km WNW of Pleasant Hill, California · 17260 days ago · 12 km deep · 53 km away
  50. 1.75 km NE of San Leandro, California · 17259 days ago · 8 km deep · 37 km away
  51. 2.65 km NE of San Leandro, California · 17259 days ago · 9 km deep · 37 km away
  52. 1.89 km ESE of Black Point-Green Point, California · 17258 days ago · 8 km deep · 80 km away
  53. 2.515 km E of Seven Trees, California · 17258 days ago · 6 km deep · 31 km away
  54. 1.916 km SSW of Tracy, California · 17258 days ago · 8 km deep · 27 km away
  55. 3.32 km E of Union City, California · 17258 days ago · 9 km deep · 18 km away
  56. 1.92 km E of Union City, California · 17258 days ago · 8 km deep · 17 km away
  57. 2.73 km W of San Juan Bautista, California · 17257 days ago · 5 km deep · 80 km away
  58. 1.67 km ENE of Gilroy, California · 17256 days ago · 4 km deep · 62 km away
  59. 2.93 km SSW of Mountain House, California · 17256 days ago · 10 km deep · 32 km away
  60. 2.42 km ESE of Aromas, California · 17254 days ago · 6 km deep · 75 km away

The first 60 of 95.

Before

  1. 2.22 km NW of Orinda, California · 17289 days ago · 11 km deep · 52 km away
  2. 1.92 km NNW of Orinda, California · 17289 days ago · 11 km deep · 52 km away
  3. 2.12 km NW of Orinda, California · 17289 days ago · 10 km deep · 52 km away
  4. 2.82 km NW of Orinda, California · 17289 days ago · 11 km deep · 52 km away
  5. 1.9Northern California · 17289 days ago · 5 km deep · 59 km away
  6. 2.015 km E of East Foothills, California · 17291 days ago · 6 km deep · 20 km away
  7. 2.46 km N of Bay Point, California · 17292 days ago · 5 km deep · 62 km away
  8. 2.23 km E of Berkeley, California · 17292 days ago · 9 km deep · 53 km away
  9. 2.014 km N of Morgan Hill, California · 17296 days ago · 5 km deep · 34 km away
  10. 2.27 km W of Gilroy, California · 17299 days ago · 6 km deep · 62 km away
  11. 2.525 km WSW of Volta, California · 17300 days ago · 4 km deep · 79 km away
  12. 2.725 km WSW of Volta, California · 17300 days ago · 3 km deep · 79 km away
  13. 2.13 km SSW of Green Valley, California · 17301 days ago · 10 km deep · 82 km away
  14. 2.05 km SE of Aromas, California · 17304 days ago · 6 km deep · 78 km away
  15. 1.612 km SW of Tres Pinos, California · 17305 days ago · 9 km deep · 99 km away
  16. 1.72 km ENE of Berkeley, California · 17305 days ago · 9 km deep · 54 km away
  17. 1.614 km E of Seven Trees, California · 17306 days ago · 5 km deep · 28 km away
  18. 2.110 km WSW of Ridgemark, California · 17307 days ago · 7 km deep · 91 km away
  19. 1.92 km WSW of Broadmoor, California · 17308 days ago · 12 km deep · 64 km away
  20. 2.31 km WSW of Broadmoor, California · 17308 days ago · 11 km deep · 63 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1046027. Read Fri, Oct 2, 2026, 1:56 AM UTC.