California earthquakes

M2.1 earthquake 3km NNW of Pinnacles, CA

A magnitude 2.1 earthquake struck 3km NNW of Pinnacles, CA on Wed, Aug 4, 2021, 5:50 PM PDT (00:50 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M4.0 6km NW of Pinnacles, CA. 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
2.1 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
2021-08-05 00:50:23 UTC
Depth
3.6 km (2.2 mi), shallow
Epicenter
36.562° N, 121.153° 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, 0.3 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
94°
Stations used
41

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 120 in the 60 days after this one and 50 in the 30 days before it.

After

  1. 2.012km NW of Pinnacles, CA · 1885 days ago · 6 km deep · 9 km away
  2. 2.29km NE of Gilroy, CA · 1885 days ago · 3 km deep · 65 km away
  3. 2.84km NNW of Hollister, CA · 1885 days ago · 9 km deep · 43 km away · felt by 12
  4. 1.74km NNW of Hollister, CA · 1885 days ago · 9 km deep · 43 km away
  5. 2.33km SE of San Ardo, CA · 1884 days ago · 10 km deep · 67 km away
  6. 1.923km SE of Pinnacles, CA · 1884 days ago · 10 km deep · 26 km away
  7. 1.73km SSW of San Juan Bautista, CA · 1883 days ago · 6 km deep · 45 km away
  8. 1.720km NW of Parkfield, CA · 1882 days ago · 4 km deep · 79 km away
  9. 1.95km NE of Pinnacles, CA · 1882 days ago · 9 km deep · 4 km away
  10. 1.616km SE of Pinnacles, CA · 1881 days ago · 3 km deep · 19 km away
  11. 1.923km NNE of San Ardo, CA · 1881 days ago · 9 km deep · 54 km away
  12. 1.513km WNW of Huron, CA · 1881 days ago · 10 km deep · 89 km away
  13. 1.615km E of Seven Trees, CA · 1879 days ago · 7 km deep · 94 km away
  14. 1.78km WNW of Huron, CA · 1879 days ago · 10 km deep · 94 km away
  15. 1.96km NNE of Pinnacles, CA · 1879 days ago · 9 km deep · 4 km away
  16. 1.55km SE of Aromas, CA · 1879 days ago · 6 km deep · 52 km away
  17. 1.912km SSW of Cantua Creek, CA · 1878 days ago · 2 km deep · 74 km away
  18. 2.510km NNW of Pinnacles, CA · 1878 days ago · 5 km deep · 7 km away · felt by 1
  19. 2.010km NNW of Pinnacles, CA · 1878 days ago · 5 km deep · 7 km away
  20. 2.210km NNW of Pinnacles, CA · 1878 days ago · 6 km deep · 7 km away
  21. 2.710km NNW of Pinnacles, CA · 1878 days ago · 6 km deep · 7 km away · felt by 5
  22. 1.69km ENE of Pinnacles, CA · 1877 days ago · 4 km deep · 9 km away
  23. 2.04km ESE of Pinnacles, CA · 1876 days ago · 11 km deep · 6 km away · felt by 1
  24. 2.113km NW of Parkfield, CA · 1876 days ago · 10 km deep · 85 km away
  25. 1.92km WNW of Tres Pinos, CA · 1876 days ago · 9 km deep · 31 km away
  26. 2.62km SSE of Parkfield, CA · 1876 days ago · 6 km deep · 100 km away · felt by 3
  27. 2.410km NW of Pinnacles, CA · 1874 days ago · 3 km deep · 7 km away · felt by 2
  28. 2.112km W of Cantua Creek, CA · 1874 days ago · 17 km deep · 63 km away
  29. 3.016km ENE of New Idria, CA · 1874 days ago · 16 km deep · 60 km away · felt by 5
  30. 2.99km SW of Tres Pinos, CA · 1874 days ago · 3 km deep · 29 km away · felt by 8
  31. 2.419km NNW of San Simeon, CA · 1873 days ago · 8 km deep · 85 km away
  32. 1.97km NNE of Greenfield, CA · 1873 days ago · 4 km deep · 21 km away · felt by 1
  33. 3.15km S of Ridgemark, CA · 1870 days ago · 9 km deep · 31 km away · felt by 17
  34. 2.03km ENE of Lopez Point, CA · 1870 days ago · 9 km deep · 68 km away
  35. 1.96km ESE of Pinnacles, CA · 1870 days ago · 6 km deep · 9 km away
  36. 1.817km N of New Idria, CA · 1868 days ago · 10 km deep · 43 km away
  37. 1.65km NW of Parkfield, CA · 1868 days ago · 5 km deep · 93 km away
  38. 1.624km SSW of Los Banos, CA · 1868 days ago · 2 km deep · 37 km away
  39. 1.619km NNW of Coalinga, CA · 1868 days ago · 8 km deep · 68 km away
  40. 1.824km SSW of Los Banos, CA · 1868 days ago · 6 km deep · 37 km away
  41. 2.115km E of Seven Trees, CA · 1868 days ago · 4 km deep · 94 km away · felt by 1
  42. 1.815km E of Seven Trees, CA · 1868 days ago · 3 km deep · 94 km away
  43. 1.925km SSW of South Dos Palos, CA · 1867 days ago · 2 km deep · 44 km away
  44. 1.722km NW of San Simeon, CA · 1867 days ago · 4 km deep · 86 km away
  45. 1.827km NW of San Simeon, CA · 1866 days ago · 10 km deep · 84 km away
  46. 1.923km NW of Parkfield, CA · 1865 days ago · 6 km deep · 75 km away · felt by 1
  47. 1.825km NW of Parkfield, CA · 1864 days ago · 5 km deep · 73 km away
  48. 2.111km SSW of Fairmead, CA · 1864 days ago · 18 km deep · 93 km away
  49. 2.012km NW of Pinnacles, CA · 1864 days ago · 5 km deep · 9 km away
  50. 1.923km NNW of San Simeon, CA · 1864 days ago · 12 km deep · 84 km away
  51. 2.11km NE of Pinnacles, CA · 1864 days ago · 9 km deep · 3 km away
  52. 1.720km SW of New Idria, CA · 1862 days ago · 10 km deep · 41 km away
  53. 1.77km ENE of Pinnacles, CA · 1862 days ago · 12 km deep · 7 km away · felt by 1
  54. 1.813km N of San Simeon, CA · 1862 days ago · 9 km deep · 90 km away
  55. 1.88km NW of Pinnacles, CA · 1862 days ago · 7 km deep · 4 km away · felt by 2
  56. 1.815km E of Seven Trees, CA · 1861 days ago · 3 km deep · 94 km away
  57. 1.74km N of Pinnacles, CA · 1861 days ago · 6 km deep · 0 km away
  58. 1.718km SSW of Gustine, CA · 1861 days ago · 7 km deep · 61 km away
  59. 2.017km N of San Simeon, CA · 1861 days ago · 10 km deep · 85 km away
  60. 1.73km ESE of Aromas, CA · 1861 days ago · 7 km deep · 54 km away · felt by 2

The first 60 of 120.

Before

  1. 2.29km ENE of San Martin, CA · 1888 days ago · 6 km deep · 71 km away · felt by 1
  2. 1.72km NNE of Pinnacles, CA · 1888 days ago · 9 km deep · 2 km away
  3. 1.517km NE of Pinnacles, CA · 1889 days ago · 9 km deep · 15 km away
  4. 1.72km ENE of Pinnacles, CA · 1889 days ago · 3 km deep · 4 km away
  5. 1.68km WNW of Greenfield, CA · 1889 days ago · 8 km deep · 30 km away
  6. 2.915km E of Seven Trees, CA · 1889 days ago · 6 km deep · 94 km away · felt by 50
  7. 1.712km NW of Pinnacles, CA · 1889 days ago · 5 km deep · 9 km away
  8. 2.212km NW of Pinnacles, CA · 1889 days ago · 5 km deep · 9 km away
  9. 3.02km NW of Hollister, CA · 1890 days ago · 7 km deep · 41 km away · felt by 83
  10. 1.52km NW of Hollister, CA · 1890 days ago · 7 km deep · 40 km away · felt by 1
  11. 2.83km NW of Hollister, CA · 1891 days ago · 7 km deep · 41 km away · felt by 90
  12. 2.320km SW of New Idria, CA · 1891 days ago · 10 km deep · 39 km away
  13. 1.519km ENE of Tres Pinos, CA · 1891 days ago · 2 km deep · 35 km away
  14. 1.87km SW of San Ardo, CA · 1891 days ago · 10 km deep · 68 km away
  15. 1.719km SSE of Lopez Point, CA · 1891 days ago · 3 km deep · 83 km away
  16. 1.730km NE of Pinnacles, CA · 1892 days ago · 5 km deep · 29 km away
  17. 1.56km SW of Gilroy, CA · 1892 days ago · 1 km deep · 61 km away
  18. 2.515km WSW of Cantua Creek, CA · 1892 days ago · 18 km deep · 62 km away
  19. 2.39km SSW of San Lucas, CA · 1892 days ago · 11 km deep · 57 km away
  20. 2.27km NNW of Pinnacles, CA · 1893 days ago · 5 km deep · 4 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc73605906. Read Sun, Oct 4, 2026, 5:14 PM UTC.