California earthquakes

M1.9 earthquake Central California

A magnitude 1.9 earthquake struck in Central California on Mon, May 11, 1987, 10:24 PM PDT (05:24 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M2.1 2 km ESE of San Ardo, 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
1.9 (md), micro
Local time
UTC
1987-05-12 05:24:20 UTC
Depth
1.4 km (0.9 mi), shallow
Epicenter
36.147° N, 121.734° 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 5.3 km horizontally, 6.3 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
264°, poorly surrounded by stations
Stations used
11

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 73 in the 60 days after this one and 58 in the 30 days before it.

After

  1. 1.713 km N of Hollister, California · 14378 days ago · 6 km deep · 97 km away
  2. 1.617 km SSE of Tres Pinos, California · 14377 days ago · 4 km deep · 70 km away
  3. 1.817 km SSE of Tres Pinos, California · 14375 days ago · 4 km deep · 70 km away
  4. 2.12 km ESE of San Ardo, California · 14373 days ago · 11 km deep · 78 km away
  5. 2.220 km W of Lockwood, California · 14373 days ago · 2 km deep · 45 km away
  6. 1.923 km ENE of Soledad, California · 14372 days ago · 4 km deep · 71 km away
  7. 1.718 km SSE of Tres Pinos, California · 14371 days ago · 10 km deep · 69 km away
  8. 1.518 km SSE of Tres Pinos, California · 14370 days ago · 10 km deep · 69 km away
  9. 2.622 km NE of Soledad, California · 14367 days ago · 4 km deep · 69 km away
  10. 1.61 km NE of Pacific Grove, California · 14366 days ago · 4 km deep · 56 km away
  11. 1.724 km NE of King City, California · 14366 days ago · 6 km deep · 75 km away
  12. 1.57 km ENE of Interlaken, California · 14365 days ago · 8 km deep · 93 km away
  13. 1.521 km NE of Soledad, California · 14365 days ago · 6 km deep · 69 km away
  14. 2.05 km SE of Tres Pinos, California · 14364 days ago · 7 km deep · 80 km away
  15. 1.62 km ESE of San Ardo, California · 14363 days ago · 10 km deep · 78 km away
  16. 1.623 km ENE of Soledad, California · 14363 days ago · 5 km deep · 70 km away
  17. 1.823 km NE of Greenfield, California · 14363 days ago · 5 km deep · 71 km away
  18. 1.75 km WSW of Gilroy, California · 14361 days ago · 7 km deep · 94 km away
  19. 2.235 km NW of San Simeon, California · 14359 days ago · 11 km deep · 39 km away
  20. 1.96 km SW of Ridgemark, California · 14359 days ago · 10 km deep · 74 km away
  21. 1.621 km NE of Soledad, California · 14356 days ago · 2 km deep · 69 km away
  22. 1.724 km ENE of San Ardo, California · 14354 days ago · 3 km deep · 98 km away
  23. 2.921 km NE of Soledad, California · 14353 days ago · 2 km deep · 70 km away
  24. 1.520 km SE of Tres Pinos, California · 14353 days ago · 9 km deep · 78 km away
  25. 1.630 km ENE of Soledad, California · 14353 days ago · 7 km deep · 78 km away
  26. 2.621 km NE of Soledad, California · 14352 days ago · 2 km deep · 69 km away
  27. 1.824 km ENE of San Ardo, California · 14351 days ago · 7 km deep · 97 km away
  28. 1.521 km NE of Soledad, California · 14351 days ago · 3 km deep · 69 km away
  29. 2.35 km NNE of Tres Pinos, California · 14348 days ago · 6 km deep · 86 km away
  30. 2.64 km W of San Juan Bautista, California · 14348 days ago · 6 km deep · 80 km away
  31. 2.04 km WNW of San Juan Bautista, California · 14348 days ago · 6 km deep · 80 km away
  32. 1.529 km NE of Soledad, California · 14348 days ago · 4 km deep · 77 km away
  33. 2.116 km SSE of Tres Pinos, California · 14347 days ago · 5 km deep · 70 km away
  34. 1.811 km S of Tres Pinos, California · 14346 days ago · 4 km deep · 71 km away
  35. 1.524 km NE of Greenfield, California · 14346 days ago · 5 km deep · 72 km away
  36. 1.88 km NE of Interlaken, California · 14346 days ago · 4 km deep · 96 km away
  37. 1.922 km NNE of Soledad, California · 14345 days ago · 2 km deep · 69 km away
  38. 1.511 km ESE of Gilroy, California · 14345 days ago · 4 km deep · 96 km away
  39. 1.915 km SSE of Tres Pinos, California · 14343 days ago · 5 km deep · 70 km away
  40. 1.523 km NNE of San Lucas, California · 14341 days ago · 4 km deep · 78 km away
  41. 2.424 km ENE of Soledad, California · 14341 days ago · 3 km deep · 71 km away
  42. 1.99 km SSW of Ridgemark, California · 14338 days ago · 7 km deep · 72 km away
  43. 1.94 km ESE of Interlaken, California · 14337 days ago · 10 km deep · 88 km away
  44. 2.09 km SSW of Ridgemark, California · 14336 days ago · 7 km deep · 72 km away
  45. 1.840 km ESE of Tres Pinos, California · 14336 days ago · 5 km deep · 92 km away
  46. 1.65 km NNE of Tres Pinos, California · 14335 days ago · 4 km deep · 86 km away
  47. 2.021 km NE of Soledad, California · 14335 days ago · 3 km deep · 70 km away
  48. 1.823 km ESE of Big Sur, California · 14334 days ago · 13 km deep · 13 km away
  49. 1.722 km NNE of Soledad, California · 14333 days ago · 4 km deep · 70 km away
  50. 2.327 km E of Tres Pinos, California · 14333 days ago · 5 km deep · 94 km away
  51. 2.518 km SE of Tres Pinos, California · 14333 days ago · 7 km deep · 79 km away
  52. 1.85 km NNE of Tres Pinos, California · 14332 days ago · 6 km deep · 86 km away
  53. 1.65 km NNE of Tres Pinos, California · 14330 days ago · 6 km deep · 86 km away
  54. 1.819 km SSE of Tres Pinos, California · 14328 days ago · 9 km deep · 69 km away
  55. 1.72 km ENE of San Ardo, California · 14327 days ago · 10 km deep · 78 km away
  56. 1.521 km NE of Soledad, California · 14327 days ago · 3 km deep · 69 km away
  57. 1.624 km NNE of King City, California · 14327 days ago · 5 km deep · 73 km away
  58. 3.120 km SSE of Tres Pinos, California · 14327 days ago · 5 km deep · 69 km away
  59. 2.510 km SW of Ridgemark, California · 14326 days ago · 7 km deep · 72 km away
  60. 1.67 km ENE of Hollister, California · 14325 days ago · 4 km deep · 90 km away

The first 60 of 73.

Before

  1. 1.819 km SSE of Tres Pinos, California · 14379 days ago · 4 km deep · 70 km away
  2. 2.14 km NE of Tres Pinos, California · 14380 days ago · 7 km deep · 85 km away
  3. 2.421 km NE of Soledad, California · 14380 days ago · 2 km deep · 70 km away
  4. 1.521 km NE of Soledad, California · 14381 days ago · 2 km deep · 69 km away
  5. 2.19 km ESE of Gilroy, California · 14382 days ago · 5 km deep · 96 km away
  6. 1.622 km NNE of Soledad, California · 14383 days ago · 6 km deep · 69 km away
  7. 2.29 km SE of San Juan Bautista, California · 14383 days ago · 7 km deep · 73 km away
  8. 1.618 km SSE of Tres Pinos, California · 14384 days ago · 6 km deep · 70 km away
  9. 2.310 km NE of San Simeon, California · 14385 days ago · 5 km deep · 76 km away
  10. 1.923 km ENE of Soledad, California · 14386 days ago · 4 km deep · 71 km away
  11. 1.623 km ENE of Soledad, California · 14386 days ago · 4 km deep · 71 km away
  12. 1.622 km SSE of Tres Pinos, California · 14387 days ago · 4 km deep · 72 km away
  13. 1.80 km SW of San Simeon, California · 14387 days ago · 7 km deep · 74 km away
  14. 1.823 km ENE of Soledad, California · 14387 days ago · 6 km deep · 70 km away
  15. 2.34 km SSE of San Juan Bautista, California · 14387 days ago · 7 km deep · 75 km away
  16. 1.65 km SW of Gilroy, California · 14387 days ago · 3 km deep · 92 km away
  17. 2.05 km NNE of Tres Pinos, California · 14388 days ago · 8 km deep · 86 km away
  18. 1.94 km NE of Tres Pinos, California · 14388 days ago · 8 km deep · 85 km away
  19. 1.618 km SSE of Tres Pinos, California · 14389 days ago · 6 km deep · 69 km away
  20. 3.15 km NNE of Tres Pinos, California · 14390 days ago · 8 km deep · 86 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc100398. Read Tue, Sep 22, 2026, 8:26 PM UTC.