California earthquakes

M1.7 earthquake 19km SSE of Lopez Point, CA

A magnitude 1.7 earthquake struck 19km SSE of Lopez Point, CA on Sat, Jul 31, 2021, 4:16 AM PDT (11:16 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M4.0 6km NW of Pinnacles, CA. This one was a foreshock.

Cambria 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
1.7 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
2021-07-31 11:16:18 UTC
Depth
3.2 km (2.0 mi), shallow
Epicenter
35.863° N, 121.483° 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 0.4 km horizontally, 1.4 km in depth
Magnitude uncertainty
±0.22
Depth from
From location
Station coverage gap
194°, poorly surrounded by stations
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: 84 in the 60 days after this one and 28 in the 30 days before it.

After

  1. 1.87km SW of San Ardo, CA · 1890 days ago · 10 km deep · 49 km away
  2. 2.320km SW of New Idria, CA · 1890 days ago · 10 km deep · 76 km away
  3. 2.212km NW of Pinnacles, CA · 1888 days ago · 5 km deep · 87 km away
  4. 1.712km NW of Pinnacles, CA · 1888 days ago · 5 km deep · 87 km away
  5. 1.68km WNW of Greenfield, CA · 1888 days ago · 8 km deep · 54 km away
  6. 1.72km ENE of Pinnacles, CA · 1887 days ago · 3 km deep · 82 km away
  7. 1.517km NE of Pinnacles, CA · 1887 days ago · 9 km deep · 96 km away
  8. 1.72km NNE of Pinnacles, CA · 1887 days ago · 9 km deep · 82 km away
  9. 2.13km NNW of Pinnacles, CA · 1886 days ago · 4 km deep · 83 km away
  10. 2.89km WNW of Templeton, CA · 1884 days ago · 6 km deep · 69 km away
  11. 2.012km NW of Pinnacles, CA · 1884 days ago · 6 km deep · 87 km away
  12. 2.33km SE of San Ardo, CA · 1883 days ago · 10 km deep · 56 km away
  13. 1.923km SE of Pinnacles, CA · 1883 days ago · 10 km deep · 74 km away
  14. 1.720km NW of Parkfield, CA · 1881 days ago · 4 km deep · 83 km away
  15. 1.95km NE of Pinnacles, CA · 1881 days ago · 9 km deep · 86 km away
  16. 1.616km SE of Pinnacles, CA · 1880 days ago · 3 km deep · 77 km away
  17. 1.923km NNE of San Ardo, CA · 1880 days ago · 9 km deep · 74 km away
  18. 1.96km NNE of Pinnacles, CA · 1878 days ago · 9 km deep · 86 km away
  19. 2.510km NNW of Pinnacles, CA · 1877 days ago · 5 km deep · 89 km away · felt by 1
  20. 2.010km NNW of Pinnacles, CA · 1877 days ago · 5 km deep · 89 km away
  21. 2.210km NNW of Pinnacles, CA · 1877 days ago · 6 km deep · 89 km away
  22. 2.710km NNW of Pinnacles, CA · 1876 days ago · 6 km deep · 89 km away · felt by 5
  23. 1.69km ENE of Pinnacles, CA · 1876 days ago · 4 km deep · 87 km away
  24. 2.04km ESE of Pinnacles, CA · 1875 days ago · 11 km deep · 80 km away · felt by 1
  25. 2.113km NW of Parkfield, CA · 1875 days ago · 10 km deep · 87 km away
  26. 2.62km SSE of Parkfield, CA · 1874 days ago · 6 km deep · 95 km away · felt by 3
  27. 2.410km NW of Pinnacles, CA · 1873 days ago · 3 km deep · 86 km away · felt by 2
  28. 2.99km SW of Tres Pinos, CA · 1873 days ago · 3 km deep · 97 km away · felt by 8
  29. 2.419km NNW of San Simeon, CA · 1872 days ago · 8 km deep · 21 km away
  30. 1.97km NNE of Greenfield, CA · 1872 days ago · 4 km deep · 62 km away · felt by 1
  31. 1.82km ENE of Cayucos, CA · 1871 days ago · 0 km deep · 72 km away
  32. 2.03km ENE of Lopez Point, CA · 1869 days ago · 9 km deep · 19 km away
  33. 1.96km ESE of Pinnacles, CA · 1869 days ago · 6 km deep · 80 km away
  34. 1.65km NW of Parkfield, CA · 1867 days ago · 5 km deep · 91 km away
  35. 1.931km WNW of San Simeon, CA · 1866 days ago · 6 km deep · 19 km away
  36. 1.722km NW of San Simeon, CA · 1866 days ago · 4 km deep · 15 km away
  37. 1.827km NW of San Simeon, CA · 1865 days ago · 10 km deep · 10 km away
  38. 1.923km NW of Parkfield, CA · 1864 days ago · 6 km deep · 79 km away · felt by 1
  39. 1.825km NW of Parkfield, CA · 1863 days ago · 5 km deep · 81 km away
  40. 2.012km NW of Pinnacles, CA · 1863 days ago · 5 km deep · 87 km away
  41. 1.923km NNW of San Simeon, CA · 1863 days ago · 12 km deep · 16 km away
  42. 2.11km NE of Pinnacles, CA · 1863 days ago · 9 km deep · 82 km away
  43. 1.720km SW of New Idria, CA · 1861 days ago · 10 km deep · 75 km away
  44. 1.77km ENE of Pinnacles, CA · 1861 days ago · 12 km deep · 86 km away · felt by 1
  45. 1.813km N of San Simeon, CA · 1861 days ago · 9 km deep · 29 km away
  46. 1.88km NW of Pinnacles, CA · 1861 days ago · 7 km deep · 84 km away · felt by 2
  47. 1.74km N of Pinnacles, CA · 1860 days ago · 6 km deep · 83 km away
  48. 2.017km N of San Simeon, CA · 1860 days ago · 10 km deep · 24 km away
  49. 4.06km NW of Pinnacles, CA · 1859 days ago · 9 km deep · 84 km away · felt by 265 · tsunami flag
  50. 1.711km WSW of Templeton, CA · 1859 days ago · 6 km deep · 70 km away
  51. 2.19km SE of Pinnacles, CA · 1858 days ago · 6 km deep · 77 km away
  52. 1.58km NNW of Pinnacles, CA · 1856 days ago · 7 km deep · 85 km away
  53. 2.311km WSW of Morro Bay, CA · 1855 days ago · 10 km deep · 75 km away · felt by 2
  54. 1.913km SSE of Tres Pinos, CA · 1854 days ago · 6 km deep · 92 km away
  55. 1.722km SSE of Lopez Point, CA · 1854 days ago · 12 km deep · 4 km away
  56. 1.722km SSE of Lopez Point, CA · 1853 days ago · 10 km deep · 3 km away
  57. 2.515km SSE of Tres Pinos, CA · 1851 days ago · 5 km deep · 90 km away · felt by 3
  58. 1.67km NNW of Pinnacles, CA · 1850 days ago · 8 km deep · 85 km away
  59. 2.216km NW of Pinnacles, CA · 1849 days ago · 4 km deep · 89 km away
  60. 1.723km WSW of New Idria, CA · 1849 days ago · 8 km deep · 73 km away

The first 60 of 84.

Before

  1. 2.39km SSW of San Lucas, CA · 1891 days ago · 11 km deep · 44 km away
  2. 2.27km NNW of Pinnacles, CA · 1892 days ago · 5 km deep · 85 km away
  3. 2.315km SE of Tres Pinos, CA · 1892 days ago · 9 km deep · 97 km away · felt by 2
  4. 2.319km NW of Parkfield, CA · 1893 days ago · 4 km deep · 83 km away · felt by 2
  5. 1.512km S of Tres Pinos, CA · 1896 days ago · 4 km deep · 92 km away
  6. 2.22km NNE of Carmel Valley Village, CA · 1897 days ago · 10 km deep · 77 km away · felt by 1
  7. 2.517km SSE of Lopez Point, CA · 1898 days ago · 12 km deep · 2 km away · felt by 4
  8. 2.612km NW of Parkfield, CA · 1898 days ago · 8 km deep · 87 km away · felt by 4
  9. 1.97km WNW of Paso Robles, CA · 1899 days ago · 8 km deep · 71 km away
  10. 1.79km NW of Pinnacles, CA · 1903 days ago · 8 km deep · 86 km away
  11. 2.616km NW of Pinnacles, CA · 1904 days ago · 5 km deep · 89 km away · felt by 3
  12. 1.82km NE of Pinnacles, CA · 1906 days ago · 9 km deep · 82 km away
  13. 1.912km S of Tres Pinos, CA · 1906 days ago · 5 km deep · 92 km away · felt by 1
  14. 1.94km NNW of Pinnacles, CA · 1906 days ago · 4 km deep · 84 km away · felt by 1
  15. 1.69km SSW of Tres Pinos, CA · 1908 days ago · 2 km deep · 96 km away
  16. 2.822km ENE of San Lucas, CA · 1908 days ago · 8 km deep · 73 km away · felt by 8
  17. 1.616km SSE of Tres Pinos, CA · 1909 days ago · 6 km deep · 90 km away
  18. 1.87km S of Tres Pinos, CA · 1910 days ago · 15 km deep · 97 km away
  19. 2.321km ESE of Point Sur, CA · 1911 days ago · 16 km deep · 43 km away
  20. 2.36km NNW of Pinnacles, CA · 1914 days ago · 6 km deep · 84 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc73603116. Read Sat, Oct 3, 2026, 4:05 PM UTC.