California earthquakes

M1.6 earthquake 21 km NE of Soledad, California

A magnitude 1.6 earthquake struck 21 km NE of Soledad, California on Wed, Jan 28, 1987, 1:15 AM PST (09:15 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M1.7 13 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.

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The earthquake

Magnitude
1.6 (md), micro
Local time
UTC
1987-01-28 09:15:52 UTC
Depth
6.9 km (4.3 mi), shallow
Epicenter
36.558° N, 121.153° 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, 0.7 km in depth
Magnitude uncertainty
±0.21
Depth from
From location
Station coverage gap
87°
Stations used
22

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 193 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.5Central California · 14470 days ago · 7 km deep · 36 km away
  2. 1.713 km NNE of Coalinga, California · 14470 days ago · 9 km deep · 82 km away
  3. 1.712 km NNE of Coalinga, California · 14470 days ago · 8 km deep · 83 km away
  4. 1.98 km E of Coalinga, California · 14469 days ago · 10 km deep · 92 km away
  5. 2.26 km NE of Ridgemark, California · 14469 days ago · 5 km deep · 36 km away
  6. 2.322 km NNE of Soledad, California · 14469 days ago · 3 km deep · 6 km away
  7. 2.532 km NE of Greenfield, California · 14469 days ago · 9 km deep · 18 km away
  8. 2.023 km NNE of San Lucas, California · 14468 days ago · 5 km deep · 37 km away
  9. 1.921 km NE of Soledad, California · 14468 days ago · 6 km deep · 1 km away
  10. 1.724 km NE of Soledad, California · 14468 days ago · 8 km deep · 3 km away
  11. 1.822 km NE of Soledad, California · 14468 days ago · 9 km deep · 2 km away
  12. 1.914 km E of Seven Trees, California · 14468 days ago · 6 km deep · 95 km away
  13. 1.732 km NE of Greenfield, California · 14467 days ago · 9 km deep · 18 km away
  14. 2.013 km NE of Coalinga, California · 14467 days ago · 8 km deep · 88 km away
  15. 2.31 km NE of Aromas, California · 14467 days ago · 5 km deep · 57 km away
  16. 1.614 km WSW of Soledad, California · 14467 days ago · 7 km deep · 36 km away
  17. 1.717 km SW of Soledad, California · 14467 days ago · 9 km deep · 39 km away
  18. 1.812 km S of Tres Pinos, California · 14465 days ago · 4 km deep · 19 km away
  19. 3.23 km NNE of Coalinga, California · 14465 days ago · 14 km deep · 85 km away
  20. 5.34 km NNE of Coalinga, California · 14465 days ago · 15 km deep · 84 km away
  21. 2.35 km NNE of Coalinga, California · 14465 days ago · 12 km deep · 85 km away
  22. 1.75 km NNE of Coalinga, California · 14465 days ago · 13 km deep · 85 km away
  23. 2.1Central California · 14465 days ago · 13 km deep · 84 km away
  24. 2.05 km NNE of Coalinga, California · 14465 days ago · 12 km deep · 84 km away
  25. 1.74 km NNE of Coalinga, California · 14465 days ago · 11 km deep · 84 km away
  26. 1.83 km NNE of Coalinga, California · 14465 days ago · 11 km deep · 85 km away
  27. 1.93 km NNE of Coalinga, California · 14465 days ago · 12 km deep · 85 km away
  28. 1.96 km NNE of Coalinga, California · 14465 days ago · 13 km deep · 83 km away
  29. 1.85 km NNE of Coalinga, California · 14465 days ago · 11 km deep · 83 km away
  30. 1.85 km N of Coalinga, California · 14465 days ago · 13 km deep · 82 km away
  31. 1.65 km N of Coalinga, California · 14465 days ago · 12 km deep · 83 km away
  32. 1.54 km NNE of Coalinga, California · 14465 days ago · 12 km deep · 84 km away
  33. 1.64 km NNE of Coalinga, California · 14465 days ago · 13 km deep · 85 km away
  34. 2.64 km NNE of Coalinga, California · 14465 days ago · 14 km deep · 84 km away
  35. 1.64 km N of Coalinga, California · 14465 days ago · 12 km deep · 83 km away
  36. 1.64 km NNE of Coalinga, California · 14465 days ago · 11 km deep · 84 km away
  37. 1.85 km N of Coalinga, California · 14465 days ago · 12 km deep · 83 km away
  38. 2.04 km NE of Coalinga, California · 14465 days ago · 12 km deep · 86 km away
  39. 1.63 km E of Coalinga, California · 14465 days ago · 5 km deep · 88 km away
  40. 2.513 km ESE of Alum Rock, California · 14465 days ago · 7 km deep · 97 km away
  41. 2.513 km ESE of Alum Rock, California · 14465 days ago · 7 km deep · 97 km away
  42. 2.48 km NE of Gilroy, California · 14465 days ago · 4 km deep · 63 km away
  43. 1.65 km NNE of Coalinga, California · 14464 days ago · 13 km deep · 84 km away
  44. 2.54 km NNE of Coalinga, California · 14464 days ago · 14 km deep · 84 km away
  45. 1.818 km NW of Parkfield, California · 14464 days ago · 4 km deep · 80 km away
  46. 2.627 km NE of King City, California · 14464 days ago · 5 km deep · 26 km away
  47. 1.67 km ENE of Coalinga, California · 14464 days ago · 10 km deep · 89 km away
  48. 1.86 km ENE of Hollister, California · 14464 days ago · 6 km deep · 39 km away
  49. 2.110 km ESE of Gilroy, California · 14464 days ago · 9 km deep · 54 km away
  50. 1.96 km NE of Interlaken, California · 14463 days ago · 9 km deep · 67 km away
  51. 1.810 km ESE of Gilroy, California · 14463 days ago · 9 km deep · 54 km away
  52. 1.920 km NNE of Soledad, California · 14463 days ago · 5 km deep · 8 km away
  53. 1.532 km SSW of Los Banos, California · 14463 days ago · 1 km deep · 31 km away
  54. 2.124 km NE of Greenfield, California · 14463 days ago · 6 km deep · 13 km away
  55. 2.13 km NNE of Coalinga, California · 14461 days ago · 12 km deep · 85 km away
  56. 2.06 km ESE of San Lucas, California · 14461 days ago · 11 km deep · 54 km away
  57. 1.7Northern California · 14461 days ago · 7 km deep · 99 km away
  58. 1.6Central California · 14461 days ago · 3 km deep · 9 km away
  59. 2.014 km NW of San Simeon, California · 14461 days ago · 10 km deep · 92 km away
  60. 1.512 km WNW of Huron, California · 14461 days ago · 8 km deep · 90 km away

The first 60 of 193.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc93428. Read Tue, Sep 22, 2026, 3:59 PM UTC.