California earthquakes

M1.9 earthquake 25 km E of Bishop, California

A magnitude 1.9 earthquake struck 25 km E of Bishop, California on Thu, Apr 30, 1987, 7:56 AM PDT (14:56 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M4.2 3 km S of Mammoth Lakes, California. This one was a foreshock.

Bishop 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), micro
Local time
UTC
1987-04-30 14:56:52 UTC
Depth
3.5 km (2.2 mi), shallow
Epicenter
37.351° N, 118.102° 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 4.8 km horizontally, 18.5 km in depth
Magnitude uncertainty
±0.62
Depth from
From location
Station coverage gap
257°, poorly surrounded by stations
Stations used
7

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 200 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 4.23 km S of Mammoth Lakes, California · 14384 days ago · 5 km deep · 82 km away
  2. 1.63 km S of Mammoth Lakes, California · 14384 days ago · 5 km deep · 82 km away
  3. 1.714 km W of Aspen Springs, California · 14383 days ago · 3 km deep · 71 km away
  4. 1.618 km ENE of Swall Meadows, California · 14383 days ago · 7 km deep · 42 km away
  5. 1.5California-Nevada border region · 14383 days ago · 9 km deep · 66 km away
  6. 2.015 km NE of Mesa, California · 14383 days ago · 5 km deep · 35 km away
  7. 2.39 km W of Aspen Springs, California · 14382 days ago · 4 km deep · 67 km away
  8. 1.84 km E of Mammoth Lakes, California · 14382 days ago · -1 km deep · 79 km away
  9. 1.512 km SE of Mammoth Lakes, California · 14382 days ago · 1 km deep · 72 km away
  10. 2.013 km W of Aspen Springs, California · 14382 days ago · 4 km deep · 70 km away
  11. 1.612 km NNE of Dixon Lane-Meadow Creek, California · 14382 days ago · 4 km deep · 30 km away
  12. 2.12 km SW of Mammoth Lakes, California · 14381 days ago · 5 km deep · 84 km away
  13. 2.318 km ENE of Swall Meadows, California · 14381 days ago · 6 km deep · 41 km away
  14. 1.73 km NNW of Mesa, California · 14380 days ago · 9 km deep · 42 km away
  15. 1.82 km WNW of Round Valley, California · 14380 days ago · 11 km deep · 46 km away
  16. 2.614 km W of Aspen Springs, California · 14380 days ago · 3 km deep · 71 km away
  17. 1.920 km NE of Big Pine, California · 14380 days ago · 3 km deep · 6 km away
  18. 1.51 km SSW of Round Valley, California · 14380 days ago · 10 km deep · 44 km away
  19. 2.121 km SSE of Benton, California · 14379 days ago · 6 km deep · 42 km away
  20. 1.620 km SSE of Benton, California · 14379 days ago · 7 km deep · 42 km away
  21. 1.69 km WSW of West Bishop, CA · 14378 days ago · 9 km deep · 39 km away
  22. 1.78 km SW of West Bishop, California · 14378 days ago · 9 km deep · 39 km away
  23. 1.915 km ENE of Swall Meadows, California · 14378 days ago · 2 km deep · 41 km away
  24. 1.611 km NNE of Dixon Lane-Meadow Creek, California · 14378 days ago · 5 km deep · 29 km away
  25. 1.623 km SSE of Benton, California · 14378 days ago · 6 km deep · 41 km away
  26. 1.518 km ENE of Swall Meadows, California · 14377 days ago · 6 km deep · 42 km away
  27. 1.511 km NNE of Dixon Lane-Meadow Creek, California · 14377 days ago · 2 km deep · 30 km away
  28. 2.39 km W of Aspen Springs, California · 14377 days ago · 5 km deep · 67 km away
  29. 1.817 km ENE of Swall Meadows, California · 14377 days ago · 8 km deep · 39 km away
  30. 1.716 km N of Dixon Lane-Meadow Creek, California · 14377 days ago · 6 km deep · 34 km away
  31. 1.59 km NE of Dixon Lane-Meadow Creek, California · 14377 days ago · 5 km deep · 25 km away
  32. 2.021 km NNE of Mesa, California · 14377 days ago · -2 km deep · 38 km away
  33. 1.83 km S of Swall Meadows, California · 14377 days ago · 4 km deep · 50 km away
  34. 1.816 km N of Dixon Lane-Meadow Creek, California · 14376 days ago · 4 km deep · 34 km away
  35. 2.715 km NE of Swall Meadows, California · 14375 days ago · 9 km deep · 44 km away
  36. 1.75 km NNE of Mesa, California · 14375 days ago · 11 km deep · 39 km away
  37. 2.37 km E of Swall Meadows, California · 14375 days ago · 13 km deep · 43 km away
  38. 1.68 km ESE of Mammoth Lakes, California · 14374 days ago · 5 km deep · 75 km away
  39. 1.731 km ENE of Lee Vining, California · 14374 days ago · 6 km deep · 98 km away
  40. 2.46 km WSW of Mammoth Lakes, California · 14373 days ago · 4 km deep · 88 km away
  41. 1.913 km N of Dixon Lane-Meadow Creek, California · 14373 days ago · 7 km deep · 32 km away
  42. 2.021 km ENE of Sunny Slopes, California · 14373 days ago · 3 km deep · 43 km away
  43. 2.521 km ENE of Sunny Slopes, California · 14373 days ago · 3 km deep · 43 km away
  44. 1.615 km ENE of Swall Meadows, California · 14372 days ago · 9 km deep · 41 km away
  45. 2.511 km SW of Aspen Springs, California · 14372 days ago · 7 km deep · 64 km away
  46. 1.711 km NNE of Dixon Lane-Meadow Creek, California · 14371 days ago · 3 km deep · 27 km away
  47. 1.711 km NNE of Dixon Lane-Meadow Creek, California · 14371 days ago · 4 km deep · 26 km away
  48. 1.817 km N of Dixon Lane-Meadow Creek, California · 14370 days ago · 5 km deep · 35 km away
  49. 2.613 km N of Dixon Lane-Meadow Creek, California · 14370 days ago · 7 km deep · 32 km away
  50. 1.715 km N of Dixon Lane-Meadow Creek, California · 14369 days ago · 5 km deep · 34 km away
  51. 1.615 km N of Dixon Lane-Meadow Creek, California · 14369 days ago · 4 km deep · 34 km away
  52. 1.619 km ENE of Sunny Slopes, California · 14369 days ago · 7 km deep · 43 km away
  53. 1.819 km ENE of Sunny Slopes, California · 14369 days ago · 7 km deep · 43 km away
  54. 1.88 km ESE of Mammoth Lakes, California · 14369 days ago · 2 km deep · 75 km away
  55. 1.812 km N of Dixon Lane-Meadow Creek, California · 14369 days ago · 5 km deep · 32 km away
  56. 1.626 km WNW of Benton, California · 14368 days ago · 7 km deep · 85 km away
  57. 2.716 km N of Dixon Lane-Meadow Creek, California · 14368 days ago · 10 km deep · 34 km away
  58. 2.315 km N of Dixon Lane-Meadow Creek, California · 14368 days ago · 10 km deep · 34 km away
  59. 2.019 km ENE of Sunny Slopes, California · 14368 days ago · 7 km deep · 43 km away
  60. 1.718 km ENE of Sunny Slopes, California · 14368 days ago · 9 km deep · 43 km away

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1149513. Read Tue, Sep 22, 2026, 5:27 PM UTC.