California earthquakes

M1.9 earthquake 21 km NE of Soledad, California

A magnitude 1.9 earthquake struck 21 km NE of Soledad, California on Tue, Aug 4, 1987, 1:21 PM PDT (20:21 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.9 7 km NNE 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.

Open the live map with earthquakes

The earthquake

Magnitude
1.9 (md), micro
Local time
UTC
1987-08-04 20:21:05 UTC
Depth
6.1 km (3.8 mi), shallow
Epicenter
36.556° N, 121.150° 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, 0.4 km in depth
Magnitude uncertainty
±0.26
Depth from
From location
Station coverage gap
48°
Stations used
30

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 132 in the 60 days after this one and 53 in the 30 days before it.

After

  1. 1.52 km S of Oak Shores, California · 14294 days ago · 7 km deep · 91 km away
  2. 1.77 km SE of Lexington Hills, California · 14294 days ago · 14 km deep · 92 km away
  3. 2.97 km NNE of Coalinga, California · 14294 days ago · 11 km deep · 84 km away
  4. 2.68 km NE of San Martin, California · 14293 days ago · 8 km deep · 72 km away
  5. 1.75 km NNE of Tres Pinos, California · 14293 days ago · 4 km deep · 33 km away
  6. 2.57 km NW of Parkfield, California · 14292 days ago · 10 km deep · 90 km away
  7. 2.02 km S of Oak Shores, California · 14291 days ago · 7 km deep · 91 km away
  8. 2.224 km NE of San Ardo, California · 14291 days ago · 8 km deep · 53 km away
  9. 1.741 km W of Three Rocks, California · 14290 days ago · 5 km deep · 26 km away
  10. 1.54 km NNE of Coalinga, California · 14289 days ago · 13 km deep · 84 km away
  11. 1.89 km NNW of Huron, California · 14289 days ago · 8 km deep · 95 km away
  12. 2.319 km S of Big Sur, California · 14289 days ago · 16 km deep · 79 km away
  13. 1.610 km SW of Ridgemark, California · 14289 days ago · 7 km deep · 34 km away
  14. 1.726 km SW of Firebaugh, California · 14289 days ago · 10 km deep · 44 km away
  15. 1.76 km ESE of San Lucas, California · 14288 days ago · 9 km deep · 52 km away
  16. 1.93 km S of San Juan Bautista, California · 14288 days ago · 6 km deep · 45 km away
  17. 2.027 km WSW of Lockwood, California · 14288 days ago · 10 km deep · 77 km away
  18. 1.610 km NNW of Hollister, California · 14288 days ago · 4 km deep · 50 km away
  19. 2.11 km SSE of Tres Pinos, California · 14288 days ago · 8 km deep · 29 km away
  20. 1.617 km NW of Coalinga, California · 14286 days ago · 8 km deep · 68 km away
  21. 2.60 km WNW of Sand City, California · 14285 days ago · 2 km deep · 63 km away
  22. 1.813 km NE of Coalinga, California · 14285 days ago · 9 km deep · 87 km away
  23. 1.913 km NE of Coalinga, California · 14285 days ago · 8 km deep · 88 km away
  24. 2.413 km NE of Coalinga, California · 14285 days ago · 8 km deep · 87 km away
  25. 1.821 km NE of Soledad, California · 14285 days ago · 6 km deep · 1 km away
  26. 2.612 km ESE of East Foothills, California · 14284 days ago · 7 km deep · 98 km away
  27. 2.311 km NNE of Coalinga, California · 14284 days ago · 9 km deep · 81 km away
  28. 2.68 km NE of Interlaken, California · 14284 days ago · 7 km deep · 67 km away
  29. 1.611 km SW of Huron, California · 14283 days ago · 11 km deep · 98 km away
  30. 1.95 km SE of Tres Pinos, California · 14283 days ago · 8 km deep · 25 km away
  31. 2.125 km NE of Greenfield, California · 14283 days ago · 9 km deep · 17 km away
  32. 2.221 km NE of Soledad, California · 14282 days ago · 5 km deep · 3 km away
  33. 2.021 km NE of Soledad, California · 14282 days ago · 5 km deep · 3 km away
  34. 1.917 km WSW of Soledad, California · 14282 days ago · 9 km deep · 39 km away
  35. 2.923 km NE of Soledad, California · 14281 days ago · 5 km deep · 2 km away
  36. 2.122 km NE of San Lucas, California · 14281 days ago · 9 km deep · 43 km away
  37. 1.824 km NE of Greenfield, California · 14280 days ago · 1 km deep · 13 km away
  38. 1.68 km NNW of Huron, California · 14280 days ago · 5 km deep · 97 km away
  39. 1.623 km NE of Soledad, California · 14280 days ago · 4 km deep · 2 km away
  40. 2.06 km ENE of Coalinga, California · 14278 days ago · 7 km deep · 88 km away
  41. 2.021 km NE of Soledad, California · 14278 days ago · 2 km deep · 1 km away
  42. 1.712 km E of Coalinga, California · 14278 days ago · 11 km deep · 96 km away
  43. 1.53 km WSW of Hollister, California · 14277 days ago · 9 km deep · 41 km away
  44. 1.915 km N of Morgan Hill, California · 14277 days ago · 4 km deep · 91 km away
  45. 2.120 km SSW of Three Rocks, California · 14277 days ago · 9 km deep · 69 km away
  46. 1.65 km ENE of Hollister, California · 14276 days ago · 5 km deep · 40 km away
  47. 1.824 km NE of Greenfield, California · 14276 days ago · 6 km deep · 12 km away
  48. 2.022 km NNE of Soledad, California · 14275 days ago · 8 km deep · 8 km away
  49. 3.818 km SW of Gustine, California · 14273 days ago · 0 km deep · 66 km away
  50. 2.023 km NE of San Lucas, California · 14273 days ago · 7 km deep · 42 km away
  51. 2.810 km N of Coalinga, California · 14273 days ago · 10 km deep · 79 km away
  52. 1.62 km SW of Ridgemark, California · 14272 days ago · 8 km deep · 34 km away
  53. 1.912 km S of Tres Pinos, California · 14272 days ago · 3 km deep · 19 km away
  54. 2.38 km W of Huron, California · 14272 days ago · 15 km deep · 94 km away
  55. 1.518 km SW of Gustine, California · 14271 days ago · 0 km deep · 66 km away
  56. 2.312 km NW of Parkfield, California · 14270 days ago · 10 km deep · 85 km away
  57. 3.26 km ENE of Big Sur, California · 14270 days ago · 13 km deep · 60 km away
  58. 1.512 km SW of Huron, California · 14270 days ago · 13 km deep · 98 km away
  59. 1.7Central California · 14270 days ago · 11 km deep · 67 km away
  60. 2.04 km S of San Juan Bautista, California · 14269 days ago · 7 km deep · 44 km away

The first 60 of 132.

Before

  1. 1.616 km E of Seven Trees, California · 14295 days ago · 6 km deep · 92 km away
  2. 1.724 km NE of Greenfield, California · 14295 days ago · 7 km deep · 12 km away
  3. 1.813 km N of Coalinga, California · 14296 days ago · 10 km deep · 78 km away
  4. 1.517 km N of Coalinga, California · 14296 days ago · 10 km deep · 74 km away
  5. 2.45 km NNE of Coalinga, California · 14296 days ago · 14 km deep · 83 km away
  6. 1.615 km ESE of East Foothills, California · 14297 days ago · 2 km deep · 98 km away
  7. 1.526 km S of Big Sur, California · 14297 days ago · 12 km deep · 81 km away
  8. 2.29 km N of Coalinga, California · 14298 days ago · 10 km deep · 80 km away
  9. 2.015 km E of Seven Trees, California · 14298 days ago · 6 km deep · 94 km away
  10. 1.5Northern California · 14298 days ago · 6 km deep · 93 km away
  11. 1.714 km SSE of Big Sur, California · 14298 days ago · 5 km deep · 67 km away
  12. 1.812 km S of Tres Pinos, California · 14299 days ago · 6 km deep · 19 km away
  13. 1.71 km SSE of Oak Shores, California · 14299 days ago · 7 km deep · 90 km away
  14. 1.89 km SE of San Juan Bautista, California · 14299 days ago · 7 km deep · 38 km away
  15. 1.918 km NW of Coalinga, California · 14300 days ago · 7 km deep · 68 km away
  16. 1.618 km NW of Coalinga, California · 14300 days ago · 7 km deep · 68 km away
  17. 2.723 km NW of San Simeon, California · 14301 days ago · 9 km deep · 84 km away
  18. 1.615 km E of Seven Trees, California · 14302 days ago · 6 km deep · 94 km away
  19. 1.71 km SSE of Oak Shores, California · 14302 days ago · 7 km deep · 91 km away
  20. 1.617 km NNW of Coalinga, California · 14302 days ago · 11 km deep · 73 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc104066. Read Tue, Sep 22, 2026, 10:23 PM UTC.