California earthquakes

M1.7 earthquake 21 km NE of Soledad, California

A magnitude 1.7 earthquake struck 21 km NE of Soledad, California on Sun, Aug 14, 1983, 9:23 PM PDT (04:23 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M5.5 11 km NE of Coalinga, California. This one was a foreshock.

Soledad 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
1.7 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1983-08-15 04:23:19 UTC
Depth
7.9 km (4.9 mi), shallow
Epicenter
36.545° N, 121.135° 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
±0.19
Depth from
From location
Station coverage gap
56°
Stations used
33

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 199 in the 60 days after this one and 198 in the 30 days before it.

After

  1. 2.35 km NNE of Ridgemark, California · 15754 days ago · 6 km deep · 39 km away
  2. 2.321 km NE of Soledad, California · 15754 days ago · 4 km deep · 6 km away
  3. 2.219 km NNW of Coalinga, California · 15754 days ago · 11 km deep · 69 km away
  4. 1.918 km NNW of Coalinga, California · 15754 days ago · 8 km deep · 69 km away
  5. 2.111 km NW of Coalinga, California · 15753 days ago · 4 km deep · 72 km away
  6. 1.716 km NNW of Coalinga, California · 15753 days ago · 7 km deep · 71 km away
  7. 1.69 km ENE of San Martin, California · 15753 days ago · 9 km deep · 74 km away
  8. 1.612 km ENE of Coalinga, California · 15753 days ago · 7 km deep · 89 km away
  9. 1.612 km ESE of Gilroy, California · 15753 days ago · 7 km deep · 54 km away
  10. 2.215 km NNW of Coalinga, California · 15753 days ago · 8 km deep · 71 km away
  11. 1.621 km NE of Soledad, California · 15752 days ago · 8 km deep · 0 km away
  12. 1.516 km N of Coalinga, California · 15752 days ago · 9 km deep · 75 km away
  13. 1.57 km NNW of Coalinga, California · 15752 days ago · 8 km deep · 77 km away
  14. 1.615 km N of Coalinga, California · 15752 days ago · 14 km deep · 74 km away
  15. 1.912 km E of Coalinga, California · 15752 days ago · 9 km deep · 94 km away
  16. 1.610 km NE of Coalinga, California · 15752 days ago · 6 km deep · 86 km away
  17. 1.630 km ENE of Soledad, California · 15752 days ago · 8 km deep · 9 km away
  18. 1.911 km ENE of Coalinga, California · 15752 days ago · 14 km deep · 88 km away
  19. 2.637 km SSW of South Dos Palos, California · 15752 days ago · 6 km deep · 28 km away
  20. 1.67 km NE of Coalinga, California · 15751 days ago · 9 km deep · 86 km away
  21. 1.56 km NNE of Coalinga, California · 15751 days ago · 9 km deep · 81 km away
  22. 1.97 km WSW of Huron, California · 15751 days ago · 7 km deep · 94 km away
  23. 1.518 km S of Three Rocks, California · 15751 days ago · 9 km deep · 72 km away
  24. 2.414 km NNW of Coalinga, California · 15751 days ago · 6 km deep · 71 km away
  25. 3.25 km NNE of Ridgemark, California · 15751 days ago · 6 km deep · 39 km away
  26. 2.65 km NNE of Ridgemark, California · 15751 days ago · 6 km deep · 39 km away
  27. 2.911 km E of Coalinga, California · 15751 days ago · 6 km deep · 93 km away
  28. 2.211 km NNE of Coalinga, California · 15751 days ago · 10 km deep · 81 km away
  29. 1.65 km NNE of Ridgemark, California · 15751 days ago · 4 km deep · 39 km away
  30. 2.25 km NNE of Ridgemark, California · 15751 days ago · 5 km deep · 39 km away
  31. 1.824 km NE of Greenfield, California · 15751 days ago · 4 km deep · 11 km away
  32. 2.24 km SSW of Huron, California · 15751 days ago · 7 km deep · 100 km away
  33. 1.710 km NNE of Coalinga, California · 15751 days ago · 8 km deep · 83 km away
  34. 1.76 km ENE of Coalinga, California · 15751 days ago · 6 km deep · 87 km away
  35. 1.89 km ENE of Coalinga, California · 15751 days ago · 7 km deep · 89 km away
  36. 2.08 km SW of Huron, California · 15751 days ago · 9 km deep · 98 km away
  37. 2.711 km WSW of Huron, California · 15751 days ago · 11 km deep · 93 km away
  38. 1.825 km ENE of Greenfield, California · 15751 days ago · 5 km deep · 17 km away
  39. 1.824 km ENE of Greenfield, California · 15751 days ago · 6 km deep · 17 km away
  40. 1.525 km WNW of Coalinga, California · 15751 days ago · 4 km deep · 59 km away
  41. 1.710 km NW of Parkfield, California · 15751 days ago · 3 km deep · 85 km away
  42. 2.612 km NNW of Avenal, California · 15751 days ago · 8 km deep · 97 km away
  43. 1.912 km SW of Huron, California · 15751 days ago · 9 km deep · 98 km away
  44. 2.612 km NNW of Avenal, California · 15751 days ago · 7 km deep · 97 km away
  45. 1.717 km SSE of Tres Pinos, California · 15751 days ago · 5 km deep · 15 km away
  46. 1.67 km NE of Coalinga, California · 15751 days ago · 9 km deep · 86 km away
  47. 2.87 km NE of Coalinga, California · 15751 days ago · 11 km deep · 85 km away
  48. 2.57 km NE of Coalinga, California · 15751 days ago · 9 km deep · 86 km away
  49. 1.87 km NE of Coalinga, California · 15751 days ago · 9 km deep · 86 km away
  50. 2.414 km SSE of Tres Pinos, California · 15751 days ago · 10 km deep · 19 km away
  51. 3.314 km SSE of Tres Pinos, California · 15751 days ago · 10 km deep · 19 km away
  52. 2.47 km ENE of Coalinga, California · 15751 days ago · 9 km deep · 86 km away
  53. 1.97 km NE of Coalinga, California · 15751 days ago · 9 km deep · 86 km away
  54. 2.212 km E of Coalinga, California · 15750 days ago · 13 km deep · 94 km away
  55. 1.914 km NNW of Coalinga, California · 15750 days ago · 10 km deep · 71 km away
  56. 1.715 km NNW of Coalinga, California · 15750 days ago · 6 km deep · 69 km away
  57. 2.29 km NNW of Coalinga, California · 15750 days ago · 7 km deep · 75 km away
  58. 1.817 km NNW of Coalinga, California · 15750 days ago · 9 km deep · 71 km away
  59. 1.81 km WNW of Greenfield, California · 15750 days ago · 23 km deep · 27 km away
  60. 2.416 km N of Coalinga, California · 15750 days ago · 8 km deep · 72 km away

The first 60 of 199.

Before

  1. 1.86 km NE of Coalinga, California · 15755 days ago · 9 km deep · 85 km away
  2. 1.77 km ENE of Coalinga, California · 15755 days ago · 8 km deep · 86 km away
  3. 1.74 km SW of Huron, California · 15755 days ago · 5 km deep · 98 km away
  4. 1.816 km NNW of Coalinga, California · 15755 days ago · 7 km deep · 70 km away
  5. 1.613 km N of Coalinga, California · 15755 days ago · 7 km deep · 75 km away
  6. 1.616 km NNW of Coalinga, California · 15755 days ago · 8 km deep · 71 km away
  7. 1.716 km NNW of Coalinga, California · 15755 days ago · 9 km deep · 71 km away
  8. 4.316 km NNW of Coalinga, California · 15755 days ago · 8 km deep · 71 km away
  9. 2.69 km NE of Coalinga, California · 15755 days ago · 9 km deep · 87 km away
  10. 3.011 km SW of Huron, California · 15756 days ago · 9 km deep · 96 km away
  11. 2.311 km NNE of Coalinga, California · 15756 days ago · 9 km deep · 81 km away
  12. 1.94 km SW of Huron, California · 15756 days ago · 6 km deep · 98 km away
  13. 1.99 km WNW of Avenal, California · 15756 days ago · 9 km deep · 99 km away
  14. 2.614 km NNW of Coalinga, California · 15756 days ago · 5 km deep · 71 km away
  15. 2.14 km SW of Huron, California · 15756 days ago · 6 km deep · 99 km away
  16. 1.88 km SW of Huron, California · 15756 days ago · 6 km deep · 98 km away
  17. 1.76 km SSE of Coalinga, California · 15756 days ago · 11 km deep · 89 km away
  18. 1.85 km SW of Huron, California · 15756 days ago · 1 km deep · 99 km away
  19. 1.622 km NE of Soledad, California · 15756 days ago · 9 km deep · 3 km away
  20. 2.013 km N of Coalinga, California · 15756 days ago · 8 km deep · 74 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1100458. Read Fri, Oct 2, 2026, 3:21 PM UTC.