California earthquakes

M1.9 earthquake 17 km WSW of Soledad, California

A magnitude 1.9 earthquake struck 17 km WSW of Soledad, California on Sun, Aug 16, 1987, 8:59 PM PDT (03:59 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M4.8 22 km NE of San Ardo, 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
1.9 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1987-08-17 03:59:06 UTC
Depth
9.4 km (5.8 mi), shallow
Epicenter
36.341° N, 121.497° 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 0.5 km horizontally, 0.9 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
92°
Stations used
28

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 88 in the 60 days after this one and 47 in the 30 days before it.

After

  1. 2.923 km NE of Soledad, California · 14292 days ago · 5 km deep · 41 km away
  2. 2.122 km NE of San Lucas, California · 14291 days ago · 9 km deep · 60 km away
  3. 1.824 km NE of Greenfield, California · 14290 days ago · 1 km deep · 43 km away
  4. 1.623 km NE of Soledad, California · 14290 days ago · 4 km deep · 41 km away
  5. 2.021 km NE of Soledad, California · 14288 days ago · 2 km deep · 39 km away
  6. 1.53 km WSW of Hollister, California · 14288 days ago · 9 km deep · 56 km away
  7. 2.120 km SSW of Three Rocks, California · 14287 days ago · 9 km deep · 95 km away
  8. 1.65 km ENE of Hollister, California · 14286 days ago · 5 km deep · 61 km away
  9. 1.824 km NE of Greenfield, California · 14286 days ago · 6 km deep · 42 km away
  10. 2.022 km NNE of Soledad, California · 14286 days ago · 8 km deep · 38 km away
  11. 3.818 km SW of Gustine, California · 14283 days ago · 0 km deep · 95 km away
  12. 2.023 km NE of San Lucas, California · 14283 days ago · 7 km deep · 60 km away
  13. 1.62 km SW of Ridgemark, California · 14282 days ago · 8 km deep · 52 km away
  14. 1.912 km S of Tres Pinos, California · 14282 days ago · 3 km deep · 41 km away
  15. 1.518 km SW of Gustine, California · 14282 days ago · 0 km deep · 95 km away
  16. 2.312 km NW of Parkfield, California · 14280 days ago · 10 km deep · 96 km away
  17. 3.26 km ENE of Big Sur, California · 14280 days ago · 13 km deep · 22 km away
  18. 1.7Central California · 14280 days ago · 11 km deep · 96 km away
  19. 2.04 km S of San Juan Bautista, California · 14280 days ago · 7 km deep · 52 km away
  20. 2.9Central California · 14280 days ago · 6 km deep · 63 km away
  21. 1.94 km S of San Juan Bautista, California · 14279 days ago · 7 km deep · 52 km away
  22. 2.311 km SSW of Three Rocks, California · 14279 days ago · 10 km deep · 96 km away
  23. 1.92 km S of Oak Shores, California · 14277 days ago · 8 km deep · 81 km away
  24. 2.032 km WNW of Three Rocks, California · 14277 days ago · 7 km deep · 75 km away
  25. 1.81 km NW of Three Rocks, California · 14276 days ago · 5 km deep · 100 km away
  26. 1.67 km NE of Hollister, California · 14276 days ago · 6 km deep · 64 km away
  27. 2.218 km SSE of Tres Pinos, California · 14276 days ago · 6 km deep · 40 km away
  28. 1.823 km NNE of San Lucas, California · 14276 days ago · 6 km deep · 54 km away
  29. 2.017 km SSE of Tres Pinos, California · 14273 days ago · 4 km deep · 40 km away
  30. 1.63 km SSW of Hollister, California · 14270 days ago · 6 km deep · 54 km away
  31. 2.51 km ENE of Tres Pinos, California · 14269 days ago · 9 km deep · 53 km away
  32. 1.823 km NW of Parkfield, California · 14269 days ago · 6 km deep · 86 km away
  33. 1.823 km SE of Tres Pinos, California · 14269 days ago · 7 km deep · 43 km away
  34. 2.116 km SE of Tres Pinos, California · 14269 days ago · 7 km deep · 50 km away
  35. 1.524 km NE of Greenfield, California · 14269 days ago · 5 km deep · 42 km away
  36. 2.27 km NE of Ridgemark, California · 14267 days ago · 4 km deep · 60 km away
  37. 1.818 km SSE of Tres Pinos, California · 14266 days ago · 6 km deep · 39 km away
  38. 2.26 km SSW of Ridgemark, California · 14266 days ago · 9 km deep · 48 km away
  39. 1.77 km NE of Ridgemark, California · 14266 days ago · 4 km deep · 60 km away
  40. 1.817 km SSE of Tres Pinos, California · 14265 days ago · 5 km deep · 40 km away
  41. 1.917 km NW of Parkfield, California · 14264 days ago · 5 km deep · 91 km away
  42. 2.921 km NE of Soledad, California · 14264 days ago · 2 km deep · 39 km away
  43. 2.215 km WNW of Oak Shores, California · 14264 days ago · 5 km deep · 67 km away
  44. 2.59 km E of Gilroy, California · 14264 days ago · 10 km deep · 73 km away
  45. 3.316 km NNW of Coalinga, California · 14263 days ago · 9 km deep · 98 km away
  46. 1.615 km SE of Tres Pinos, California · 14261 days ago · 10 km deep · 50 km away
  47. 1.715 km NNW of Coalinga, California · 14261 days ago · 9 km deep · 99 km away
  48. 1.55 km NE of Tres Pinos, California · 14261 days ago · 8 km deep · 58 km away
  49. 1.521 km SSW of Los Banos, California · 14261 days ago · 3 km deep · 77 km away
  50. 1.621 km SSW of Los Banos, California · 14261 days ago · 3 km deep · 77 km away
  51. 2.522 km SSW of Los Banos, California · 14260 days ago · 0 km deep · 76 km away
  52. 1.620 km SSE of Tres Pinos, California · 14259 days ago · 4 km deep · 39 km away
  53. 1.53 km WNW of San Juan Bautista, California · 14258 days ago · 4 km deep · 58 km away
  54. 1.627 km SE of Tres Pinos, California · 14258 days ago · 8 km deep · 46 km away
  55. 1.613 km SSE of Tres Pinos, California · 14258 days ago · 3 km deep · 41 km away
  56. 2.56 km ENE of Hollister, California · 14258 days ago · 8 km deep · 62 km away
  57. 1.77 km S of Tres Pinos, California · 14257 days ago · 7 km deep · 46 km away
  58. 1.88 km ENE of Morgan Hill, California · 14256 days ago · 2 km deep · 91 km away
  59. 1.610 km NW of Parkfield, California · 14256 days ago · 7 km deep · 97 km away
  60. 1.96 km W of Oak Shores, California · 14255 days ago · 5 km deep · 75 km away

The first 60 of 88.

Before

  1. 2.021 km NE of Soledad, California · 14292 days ago · 5 km deep · 39 km away
  2. 2.221 km NE of Soledad, California · 14292 days ago · 5 km deep · 39 km away
  3. 2.125 km NE of Greenfield, California · 14293 days ago · 9 km deep · 45 km away
  4. 1.95 km SE of Tres Pinos, California · 14293 days ago · 8 km deep · 51 km away
  5. 2.68 km NE of Interlaken, California · 14294 days ago · 7 km deep · 75 km away
  6. 1.821 km NE of Soledad, California · 14295 days ago · 6 km deep · 39 km away
  7. 2.60 km WNW of Sand City, California · 14295 days ago · 2 km deep · 45 km away
  8. 1.617 km NW of Coalinga, California · 14296 days ago · 8 km deep · 92 km away
  9. 2.11 km SSE of Tres Pinos, California · 14298 days ago · 8 km deep · 52 km away
  10. 1.610 km NNW of Hollister, California · 14298 days ago · 4 km deep · 67 km away
  11. 2.027 km WSW of Lockwood, California · 14298 days ago · 10 km deep · 51 km away
  12. 1.93 km S of San Juan Bautista, California · 14298 days ago · 6 km deep · 53 km away
  13. 1.76 km ESE of San Lucas, California · 14298 days ago · 9 km deep · 55 km away
  14. 1.726 km SW of Firebaugh, California · 14299 days ago · 10 km deep · 83 km away
  15. 1.610 km SW of Ridgemark, California · 14299 days ago · 7 km deep · 46 km away
  16. 2.319 km S of Big Sur, California · 14299 days ago · 16 km deep · 40 km away
  17. 1.741 km W of Three Rocks, California · 14300 days ago · 5 km deep · 61 km away
  18. 2.224 km NE of San Ardo, California · 14301 days ago · 8 km deep · 68 km away
  19. 2.02 km S of Oak Shores, California · 14301 days ago · 7 km deep · 81 km away
  20. 1.75 km NNE of Tres Pinos, California · 14303 days ago · 4 km deep · 57 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc104691. Read Sat, Oct 3, 2026, 2:23 AM UTC.