California earthquakes

M1.7 earthquake 23 km WNW of Three Rocks, California

A magnitude 1.7 earthquake struck 23 km WNW of Three Rocks, California on Thu, Mar 22, 1984, 5:12 PM PST (01:12 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M4.4 7 km NE of Coalinga, California. 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
1.7 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1984-03-23 01:12:37 UTC
Depth
3.5 km (2.2 mi), shallow
Epicenter
36.562° N, 120.644° 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 0.9 km horizontally, 1.4 km in depth
Magnitude uncertainty
±0.17
Depth from
From location
Station coverage gap
224°, poorly surrounded by stations
Stations used
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 195 in the 60 days after this one and 105 in the 30 days before it.

After

  1. 1.78km N of Coalinga, CA · 15534 days ago · 2 km deep · 48 km away
  2. 1.620 km SSW of Three Rocks, California · 15534 days ago · 12 km deep · 28 km away
  3. 2.07 km NE of San Juan Bautista, California · 15534 days ago · 6 km deep · 82 km away
  4. 1.511 km SW of Huron, California · 15533 days ago · 3 km deep · 63 km away
  5. 1.616 km N of Coalinga, California · 15533 days ago · 9 km deep · 39 km away
  6. 1.511 km W of Huron, California · 15533 days ago · 11 km deep · 54 km away
  7. 1.521 km NW of Parkfield, California · 15533 days ago · 1 km deep · 59 km away
  8. 1.510 km NE of Coalinga, California · 15533 days ago · 14 km deep · 50 km away
  9. 2.519 km NW of Coalinga, California · 15533 days ago · 9 km deep · 34 km away
  10. 2.420 km NNE of Coalinga, California · 15533 days ago · 6 km deep · 42 km away
  11. 1.819 km NNE of Coalinga, California · 15533 days ago · 7 km deep · 42 km away
  12. 1.518 km NW of Huron, California · 15533 days ago · 5 km deep · 44 km away
  13. 3.110 km NE of Coalinga, California · 15532 days ago · 8 km deep · 53 km away
  14. 2.221 km NE of Soledad, California · 15532 days ago · 7 km deep · 45 km away
  15. 1.625 km SE of Big Sur, California · 15532 days ago · 2 km deep · 100 km away
  16. 1.827 km NE of Soledad, California · 15532 days ago · 7 km deep · 39 km away
  17. 1.627 km NE of Soledad, California · 15532 days ago · 8 km deep · 38 km away
  18. 1.715 km NNW of Coalinga, California · 15532 days ago · 8 km deep · 38 km away
  19. 1.922 km NW of Parkfield, California · 15532 days ago · 4 km deep · 57 km away
  20. 1.625 km NE of Greenfield, California · 15532 days ago · 7 km deep · 35 km away
  21. 2.419 km SW of Three Rocks, California · 15532 days ago · 72 km deep · 23 km away
  22. 1.97 km ENE of Coalinga, California · 15531 days ago · 4 km deep · 53 km away
  23. 2.022 km SSW of Three Rocks, California · 15531 days ago · 10 km deep · 29 km away
  24. 4.010 km WSW of Ridgemark, California · 15531 days ago · 8 km deep · 77 km away
  25. 1.99 km NNE of Coalinga, California · 15531 days ago · 9 km deep · 47 km away
  26. 1.84 km ESE of La Vina, California · 15530 days ago · 6 km deep · 62 km away
  27. 2.02 km ESE of Tres Pinos, California · 15529 days ago · 7 km deep · 63 km away
  28. 2.415 km N of Coalinga, California · 15529 days ago · 10 km deep · 40 km away
  29. 1.68 km S of Huron, California · 15529 days ago · 19 km deep · 69 km away
  30. 1.77 km NE of Tres Pinos, California · 15528 days ago · 6 km deep · 64 km away
  31. 1.71 km SW of Tres Pinos, California · 15527 days ago · 4 km deep · 66 km away
  32. 1.69 km ENE of Gilroy, California · 15527 days ago · 8 km deep · 91 km away
  33. 2.522 km NNE of Soledad, California · 15526 days ago · 4 km deep · 51 km away
  34. 1.67 km SSW of Ridgemark, California · 15526 days ago · 0 km deep · 69 km away
  35. 2.010 km ENE of Coalinga, California · 15525 days ago · 11 km deep · 54 km away
  36. 1.7Central California · 15525 days ago · 11 km deep · 53 km away
  37. 1.810 km NE of Coalinga, California · 15525 days ago · 5 km deep · 53 km away
  38. 1.511 km ENE of Coalinga, California · 15525 days ago · 8 km deep · 54 km away
  39. 2.211 km NE of Coalinga, California · 15525 days ago · 5 km deep · 50 km away
  40. 2.027 km WNW of Three Rocks, California · 15525 days ago · 8 km deep · 4 km away
  41. 2.322 km NE of Soledad, California · 15524 days ago · 3 km deep · 48 km away
  42. 2.316 km W of Volta, California · 15524 days ago · 0 km deep · 74 km away
  43. 1.55 km SSW of Gilroy, California · 15524 days ago · 3 km deep · 95 km away
  44. 1.924 km ENE of Soledad, California · 15523 days ago · 3 km deep · 39 km away
  45. 1.730 km WNW of Three Rocks, California · 15523 days ago · 7 km deep · 7 km away
  46. 2.59 km NE of Coalinga, California · 15522 days ago · 11 km deep · 50 km away
  47. 2.1Central California · 15522 days ago · 13 km deep · 66 km away
  48. 2.116 km SSE of Catheys Valley, California · 15522 days ago · 22 km deep · 97 km away
  49. 1.97km SSW of Huron, CA · 15522 days ago · 5 km deep · 66 km away
  50. 2.35 km SSW of Gilroy, California · 15521 days ago · 3 km deep · 95 km away
  51. 1.616 km NNW of Coalinga, California · 15521 days ago · 9 km deep · 37 km away
  52. 1.935 km SSW of South Dos Palos, California · 15521 days ago · 4 km deep · 24 km away
  53. 1.611 km ENE of Coalinga, California · 15521 days ago · 11 km deep · 55 km away
  54. 2.135 km SSW of South Dos Palos, California · 15521 days ago · 5 km deep · 24 km away
  55. 2.310 km ENE of Coalinga, California · 15521 days ago · 10 km deep · 55 km away
  56. 1.913 km NW of Coalinga, California · 15521 days ago · 0 km deep · 40 km away
  57. 2.510 km ENE of Coalinga, California · 15520 days ago · 11 km deep · 54 km away
  58. 1.810 km W of Huron, California · 15520 days ago · 5 km deep · 55 km away
  59. 1.617 km NNW of Coalinga, California · 15520 days ago · 8 km deep · 37 km away
  60. 2.423 km ENE of Soledad, California · 15520 days ago · 4 km deep · 39 km away

The first 60 of 195.

Before

  1. 1.621 km NNE of Soledad, California · 15536 days ago · 8 km deep · 50 km away
  2. 1.823 km NNE of San Lucas, California · 15536 days ago · 6 km deep · 35 km away
  3. 1.66 km NE of Coalinga, California · 15536 days ago · 10 km deep · 52 km away
  4. 2.16 km NE of Coalinga, California · 15536 days ago · 8 km deep · 52 km away
  5. 1.99 km NNE of Hollister, California · 15536 days ago · 6 km deep · 74 km away
  6. 2.118 km NNW of Coalinga, California · 15537 days ago · 10 km deep · 35 km away
  7. 2.020 km NW of Coalinga, California · 15537 days ago · 9 km deep · 33 km away
  8. 3.018 km NW of Coalinga, California · 15537 days ago · 8 km deep · 35 km away
  9. 3.319 km NW of Coalinga, California · 15537 days ago · 9 km deep · 34 km away
  10. 1.614 km NE of Coalinga, California · 15537 days ago · 15 km deep · 48 km away
  11. 1.924 km NE of Greenfield, California · 15538 days ago · 7 km deep · 37 km away
  12. 2.011 km N of Coalinga, California · 15538 days ago · 8 km deep · 43 km away
  13. 1.87 km W of Coalinga, California · 15539 days ago · 10 km deep · 49 km away
  14. 1.68 km W of Coalinga, California · 15539 days ago · 9 km deep · 49 km away
  15. 2.312 km N of Coalinga, California · 15539 days ago · 9 km deep · 44 km away
  16. 1.79 km NNE of Coalinga, California · 15539 days ago · 8 km deep · 49 km away
  17. 1.610 km NE of Coalinga, California · 15539 days ago · 7 km deep · 50 km away
  18. 2.16 km N of Coalinga, California · 15540 days ago · 10 km deep · 48 km away
  19. 1.87km NNW of Coalinga, CA · 15540 days ago · 4 km deep · 47 km away
  20. 2.421 km SSW of Los Banos, California · 15540 days ago · 0 km deep · 47 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc11707. Read Sat, Oct 3, 2026, 3:18 AM UTC.