California earthquakes

M2.4 earthquake 10km NW of Pinnacles, CA

A magnitude 2.4 earthquake struck 10km NW of Pinnacles, CA on Mon, Aug 16, 2021, 11:06 PM PDT (06:06 UTC), 3 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
2.4 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
2021-08-17 06:06:43 UTC
Depth
2.8 km (1.7 mi), shallow
Epicenter
36.608° N, 121.208° W
Felt reports
2
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

2 people reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 0.2 km horizontally, 0.8 km in depth
Magnitude uncertainty
±0.18
Depth from
From location
Station coverage gap
67°
Stations used
52

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 111 in the 60 days after this one and 57 in the 30 days before it.

After

  1. 2.112km W of Cantua Creek, CA · 1874 days ago · 17 km deep · 69 km away
  2. 3.016km ENE of New Idria, CA · 1874 days ago · 16 km deep · 66 km away · felt by 5
  3. 2.99km SW of Tres Pinos, CA · 1873 days ago · 3 km deep · 22 km away · felt by 8
  4. 2.419km NNW of San Simeon, CA · 1873 days ago · 8 km deep · 90 km away
  5. 1.97km NNE of Greenfield, CA · 1872 days ago · 4 km deep · 26 km away · felt by 1
  6. 3.15km S of Ridgemark, CA · 1870 days ago · 9 km deep · 24 km away · felt by 17
  7. 2.03km ENE of Lopez Point, CA · 1870 days ago · 9 km deep · 71 km away
  8. 1.96km ESE of Pinnacles, CA · 1869 days ago · 6 km deep · 16 km away
  9. 1.817km N of New Idria, CA · 1868 days ago · 10 km deep · 49 km away
  10. 1.65km NW of Parkfield, CA · 1868 days ago · 5 km deep · 100 km away
  11. 1.624km SSW of Los Banos, CA · 1868 days ago · 2 km deep · 35 km away
  12. 1.619km NNW of Coalinga, CA · 1868 days ago · 8 km deep · 75 km away
  13. 1.824km SSW of Los Banos, CA · 1867 days ago · 6 km deep · 35 km away
  14. 2.115km E of Seven Trees, CA · 1867 days ago · 4 km deep · 87 km away · felt by 1
  15. 1.815km E of Seven Trees, CA · 1867 days ago · 3 km deep · 87 km away
  16. 1.925km SSW of South Dos Palos, CA · 1867 days ago · 2 km deep · 46 km away
  17. 1.722km NW of San Simeon, CA · 1866 days ago · 4 km deep · 90 km away
  18. 1.827km NW of San Simeon, CA · 1866 days ago · 10 km deep · 88 km away
  19. 1.923km NW of Parkfield, CA · 1865 days ago · 6 km deep · 82 km away · felt by 1
  20. 1.825km NW of Parkfield, CA · 1864 days ago · 5 km deep · 80 km away
  21. 2.111km SSW of Fairmead, CA · 1864 days ago · 18 km deep · 95 km away
  22. 2.012km NW of Pinnacles, CA · 1864 days ago · 5 km deep · 2 km away
  23. 1.923km NNW of San Simeon, CA · 1864 days ago · 12 km deep · 88 km away
  24. 2.11km NE of Pinnacles, CA · 1863 days ago · 9 km deep · 10 km away
  25. 1.720km SW of New Idria, CA · 1862 days ago · 10 km deep · 48 km away
  26. 1.77km ENE of Pinnacles, CA · 1862 days ago · 12 km deep · 13 km away · felt by 1
  27. 1.813km N of San Simeon, CA · 1862 days ago · 9 km deep · 95 km away
  28. 1.88km NW of Pinnacles, CA · 1861 days ago · 7 km deep · 3 km away · felt by 2
  29. 1.815km E of Seven Trees, CA · 1861 days ago · 3 km deep · 87 km away
  30. 1.74km N of Pinnacles, CA · 1861 days ago · 6 km deep · 7 km away
  31. 1.718km SSW of Gustine, CA · 1861 days ago · 7 km deep · 56 km away
  32. 2.017km N of San Simeon, CA · 1861 days ago · 10 km deep · 90 km away
  33. 1.73km ESE of Aromas, CA · 1860 days ago · 7 km deep · 47 km away · felt by 2
  34. 1.915km E of Seven Trees, CA · 1860 days ago · 4 km deep · 86 km away
  35. 4.06km NW of Pinnacles, CA · 1860 days ago · 9 km deep · 4 km away · felt by 265 · tsunami flag
  36. 2.19km SE of Pinnacles, CA · 1859 days ago · 6 km deep · 20 km away
  37. 1.58km NNW of Pinnacles, CA · 1857 days ago · 7 km deep · 3 km away
  38. 2.014km N of Morgan Hill, CA · 1857 days ago · 4 km deep · 81 km away · felt by 2
  39. 2.26km SW of Gilroy, CA · 1856 days ago · 3 km deep · 54 km away · felt by 1
  40. 1.56km SW of Gilroy, CA · 1856 days ago · 3 km deep · 54 km away
  41. 1.913km SSE of Tres Pinos, CA · 1855 days ago · 6 km deep · 11 km away
  42. 1.722km SSE of Lopez Point, CA · 1854 days ago · 12 km deep · 87 km away
  43. 1.611km ESE of Gilroy, CA · 1854 days ago · 5 km deep · 46 km away · felt by 3
  44. 1.722km SSE of Lopez Point, CA · 1854 days ago · 10 km deep · 87 km away
  45. 2.515km SSE of Tres Pinos, CA · 1851 days ago · 5 km deep · 9 km away · felt by 3
  46. 1.67km NNW of Pinnacles, CA · 1851 days ago · 8 km deep · 3 km away
  47. 1.78km S of Gustine, CA · 1850 days ago · 9 km deep · 67 km away
  48. 2.216km NW of Pinnacles, CA · 1850 days ago · 4 km deep · 6 km away
  49. 1.723km WSW of New Idria, CA · 1849 days ago · 8 km deep · 43 km away
  50. 2.17km NNW of Pinnacles, CA · 1849 days ago · 8 km deep · 3 km away
  51. 2.08km N of Pinnacles, CA · 1849 days ago · 9 km deep · 6 km away
  52. 2.015km NW of Pinnacles, CA · 1848 days ago · 10 km deep · 5 km away · felt by 1
  53. 3.815km SSE of New Idria, CA · 1846 days ago · 17 km deep · 65 km away · felt by 29
  54. 1.88km ESE of Pinnacles, CA · 1846 days ago · 3 km deep · 17 km away
  55. 2.823km NW of Parkfield, CA · 1844 days ago · 4 km deep · 82 km away · felt by 2
  56. 2.07km NNW of Pinnacles, CA · 1843 days ago · 7 km deep · 3 km away
  57. 1.59km SSW of Tres Pinos, CA · 1843 days ago · 1 km deep · 20 km away
  58. 1.813km SE of Pinnacles, CA · 1843 days ago · 0 km deep · 23 km away
  59. 2.122km NE of San Lucas, CA · 1842 days ago · 7 km deep · 53 km away
  60. 2.012km NNE of Hollister, CA · 1842 days ago · 8 km deep · 38 km away · felt by 1

The first 60 of 111.

Before

  1. 1.92km WNW of Tres Pinos, CA · 1875 days ago · 9 km deep · 24 km away
  2. 2.113km NW of Parkfield, CA · 1875 days ago · 10 km deep · 92 km away
  3. 2.04km ESE of Pinnacles, CA · 1876 days ago · 11 km deep · 13 km away · felt by 1
  4. 1.69km ENE of Pinnacles, CA · 1877 days ago · 4 km deep · 15 km away
  5. 2.710km NNW of Pinnacles, CA · 1877 days ago · 6 km deep · 3 km away · felt by 5
  6. 2.210km NNW of Pinnacles, CA · 1877 days ago · 6 km deep · 3 km away
  7. 2.010km NNW of Pinnacles, CA · 1877 days ago · 5 km deep · 4 km away
  8. 2.510km NNW of Pinnacles, CA · 1877 days ago · 5 km deep · 4 km away · felt by 1
  9. 1.912km SSW of Cantua Creek, CA · 1878 days ago · 2 km deep · 80 km away
  10. 1.55km SE of Aromas, CA · 1878 days ago · 6 km deep · 45 km away
  11. 1.96km NNE of Pinnacles, CA · 1878 days ago · 9 km deep · 9 km away
  12. 1.615km E of Seven Trees, CA · 1879 days ago · 7 km deep · 87 km away
  13. 2.18km ENE of Alum Rock, CA · 1880 days ago · 7 km deep · 98 km away
  14. 1.513km WNW of Huron, CA · 1880 days ago · 10 km deep · 96 km away
  15. 1.923km NNE of San Ardo, CA · 1881 days ago · 9 km deep · 61 km away
  16. 1.616km SE of Pinnacles, CA · 1881 days ago · 3 km deep · 26 km away
  17. 1.95km NE of Pinnacles, CA · 1882 days ago · 9 km deep · 10 km away
  18. 1.720km NW of Parkfield, CA · 1882 days ago · 4 km deep · 86 km away
  19. 2.115km ENE of Alum Rock, CA · 1883 days ago · 5 km deep · 100 km away · felt by 3
  20. 1.73km SSW of San Juan Bautista, CA · 1883 days ago · 6 km deep · 38 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc73610866. Read Sun, Oct 4, 2026, 8:08 AM UTC.