California earthquakes

M1.6 earthquake 15 km NNE of Mesa, California

A magnitude 1.6 earthquake struck 15 km NNE of Mesa, California on Thu, Aug 20, 1987, 12:56 PM PDT (19:56 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.3 11 km N of Dixon Lane-Meadow Creek, California. This one was a foreshock.

Dixon Lane-Meadow Creek 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
1987-08-20 19:56:02 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
37.543° N, 118.465° 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 0.3 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.30
Depth from
From location
Station coverage gap
67°
Stations used
16

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. 2.311 km N of Dixon Lane-Meadow Creek, California · 14264 days ago · 6 km deep · 9 km away
  2. 2.511 km N of Dixon Lane-Meadow Creek, California · 14264 days ago · 3 km deep · 9 km away
  3. 2.09 km WNW of Aspen Springs, California · 14263 days ago · 3 km deep · 31 km away
  4. 1.910 km SW of Aspen Springs, California · 14262 days ago · 7 km deep · 30 km away
  5. 1.811 km SE of Mammoth Lakes, California · 14262 days ago · 5 km deep · 36 km away
  6. 2.31 km WNW of Swall Meadows, California · 14262 days ago · 8 km deep · 18 km away
  7. 1.82 km SW of Mesa, California · 14262 days ago · 6 km deep · 18 km away
  8. 2.96 km WSW of Aspen Springs, California · 14262 days ago · 4 km deep · 28 km away
  9. 1.87 km S of Round Valley, California · 14262 days ago · 9 km deep · 23 km away
  10. 2.125 km SE of Dyer, Nevada · 14262 days ago · 6 km deep · 50 km away
  11. 2.225 km SE of Dyer, Nevada · 14261 days ago · 5 km deep · 50 km away
  12. 1.919 km ENE of Swall Meadows, California · 14261 days ago · 6 km deep · 7 km away
  13. 1.912 km SW of Aspen Springs, California · 14261 days ago · 12 km deep · 31 km away
  14. 1.66 km SSW of Aspen Springs, California · 14261 days ago · 9 km deep · 25 km away
  15. 1.619 km NW of Benton, California · 14261 days ago · 3 km deep · 45 km away
  16. 1.62 km SW of Mesa, California · 14261 days ago · 7 km deep · 18 km away
  17. 3.317 km N of Dixon Lane-Meadow Creek, California · 14260 days ago · 4 km deep · 4 km away
  18. 1.817 km N of Dixon Lane-Meadow Creek, California · 14260 days ago · 5 km deep · 4 km away
  19. 2.34 km N of Round Valley, California · 14259 days ago · 10 km deep · 15 km away
  20. 2.54 km N of Round Valley, California · 14259 days ago · 11 km deep · 15 km away
  21. 1.610 km WNW of Aspen Springs, California · 14259 days ago · 1 km deep · 32 km away
  22. 2.115 km NW of Big Creek, California · 14259 days ago · 8 km deep · 85 km away
  23. 1.96 km W of Mammoth Lakes, California · 14259 days ago · 2 km deep · 52 km away
  24. 1.910 km ENE of Bass Lake, California · 14258 days ago · 6 km deep · 90 km away
  25. 2.111 km N of Dixon Lane-Meadow Creek, California · 14258 days ago · 7 km deep · 8 km away
  26. 2.112 km SW of Swall Meadows, California · 14257 days ago · 6 km deep · 28 km away
  27. 1.928 km E of Mono City, California · 14257 days ago · 2 km deep · 65 km away
  28. 2.212 km SE of Mammoth Lakes, California · 14256 days ago · 5 km deep · 36 km away
  29. 1.514 km NNE of Mesa, California · 14256 days ago · 8 km deep · 2 km away
  30. 1.69 km SSW of West Bishop, California · 14256 days ago · 12 km deep · 29 km away
  31. 2.015 km NNE of Mesa, California · 14255 days ago · 7 km deep · 0 km away
  32. 1.66 km SW of Swall Meadows, California · 14255 days ago · 2 km deep · 21 km away
  33. 1.615 km NNE of Mesa, California · 14255 days ago · 6 km deep · 0 km away
  34. 1.714 km NE of Mesa, California · 14255 days ago · 9 km deep · 3 km away
  35. 2.633 km SE of Mina, Nevada · 14255 days ago · 5 km deep · 89 km away
  36. 1.513 km SW of Aspen Springs, California · 14255 days ago · 2 km deep · 33 km away
  37. 1.611 km NNE of Dixon Lane-Meadow Creek, California · 14254 days ago · 3 km deep · 10 km away
  38. 1.615 km N of Dixon Lane-Meadow Creek, California · 14254 days ago · 6 km deep · 4 km away
  39. 2.312 km SE of Mammoth Lakes, California · 14254 days ago · 3 km deep · 36 km away
  40. 2.48 km ESE of Mammoth Lakes, California · 14254 days ago · 5 km deep · 38 km away
  41. 1.515 km NNE of Mesa, California · 14253 days ago · 6 km deep · 0 km away
  42. 1.88 km NNE of Dixon Lane-Meadow Creek, California · 14253 days ago · 10 km deep · 11 km away
  43. 2.417 km NE of Mesa, California · 14253 days ago · 6 km deep · 3 km away
  44. 1.518 km NNE of Mesa, California · 14253 days ago · 5 km deep · 3 km away
  45. 1.89 km SW of Aspen Springs, California · 14253 days ago · 8 km deep · 30 km away
  46. 1.69 km SW of Aspen Springs, California · 14253 days ago · 8 km deep · 29 km away
  47. 2.26 km WSW of Mammoth Lakes, California · 14253 days ago · 2 km deep · 52 km away
  48. 1.814 km N of Dixon Lane-Meadow Creek, California · 14253 days ago · 7 km deep · 5 km away
  49. 2.111 km SW of Aspen Springs, California · 14252 days ago · 7 km deep · 31 km away
  50. 1.615 km NNE of Mesa, California · 14252 days ago · 7 km deep · 2 km away
  51. 1.613 km N of Dixon Lane-Meadow Creek, California · 14252 days ago · 6 km deep · 6 km away
  52. 1.613 km N of Dixon Lane-Meadow Creek, California · 14252 days ago · 7 km deep · 6 km away
  53. 1.711 km N of Dixon Lane-Meadow Creek, California · 14252 days ago · 9 km deep · 7 km away
  54. 1.613 km SW of Aspen Springs, California · 14251 days ago · 3 km deep · 33 km away
  55. 1.725 km NW of Benton, California · 14251 days ago · 9 km deep · 52 km away
  56. 1.87 km ENE of Bishop, California · 14251 days ago · 6 km deep · 23 km away
  57. 1.817 km ENE of Mono City, California · 14251 days ago · 5 km deep · 74 km away
  58. 1.715 km NE of Swall Meadows, California · 14251 days ago · 9 km deep · 6 km away
  59. 1.612 km ESE of Mammoth Lakes, California · 14251 days ago · 7 km deep · 34 km away
  60. 1.616 km ENE of Swall Meadows, California · 14251 days ago · 7 km deep · 3 km away

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc104828. Read Tue, Sep 22, 2026, 3:36 PM UTC.