California earthquakes

M1.6 earthquake 4 km NW of Round Valley, California

A magnitude 1.6 earthquake struck 4 km NW of Round Valley, California on Sat, May 18, 1985, 1:07 AM PDT (08:07 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.2 16 km WSW of Aspen Springs, 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
1.6 (md), micro
Local time
UTC
1985-05-18 08:07:27 UTC
Depth
6.1 km (3.8 mi), shallow
Epicenter
37.447° N, 118.625° 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, 0.6 km in depth
Magnitude uncertainty
±0.21
Depth from
From location
Station coverage gap
60°
Stations used
32

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. 2.216 km WSW of Aspen Springs, California · 15102 days ago · 2 km deep · 22 km away
  2. 1.95 km SE of Swall Meadows, California · 15102 days ago · 8 km deep · 5 km away
  3. 1.55 km ENE of Swall Meadows, California · 15102 days ago · 2 km deep · 9 km away
  4. 2.84 km SE of Swall Meadows, California · 15102 days ago · 10 km deep · 3 km away
  5. 2.24 km SE of Swall Meadows, California · 15102 days ago · 9 km deep · 4 km away
  6. 1.831 km ENE of Mono City, California · 15102 days ago · 9 km deep · 81 km away
  7. 2.51 km NNW of Mesa, California · 15101 days ago · 10 km deep · 7 km away
  8. 2.55 km SSE of Swall Meadows, California · 15101 days ago · 6 km deep · 2 km away
  9. 2.55 km SE of Swall Meadows, California · 15101 days ago · 10 km deep · 3 km away
  10. 2.35 km SE of Swall Meadows, CA · 15101 days ago · 9 km deep · 4 km away
  11. 2.36 km N of Round Valley, California · 15101 days ago · 6 km deep · 5 km away
  12. 2.04 km SE of Swall Meadows, California · 15101 days ago · 9 km deep · 3 km away
  13. 1.612 km SW of Aspen Springs, California · 15101 days ago · 5 km deep · 16 km away
  14. 1.64 km SE of Swall Meadows, California · 15101 days ago · 10 km deep · 4 km away
  15. 1.915 km ESE of Yosemite Valley, California · 15101 days ago · 5 km deep · 75 km away
  16. 1.98 km W of Aspen Springs, California · 15101 days ago · 2 km deep · 20 km away
  17. 2.48 km W of Aspen Springs, California · 15101 days ago · 2 km deep · 20 km away
  18. 1.712 km WNW of Aspen Springs, California · 15100 days ago · 6 km deep · 25 km away
  19. 1.98 km W of Aspen Springs, California · 15100 days ago · 2 km deep · 20 km away
  20. 1.62 km WNW of Round Valley, California · 15100 days ago · 10 km deep · 2 km away
  21. 1.69 km ESE of Mammoth Lakes, CA · 15100 days ago · 5 km deep · 30 km away
  22. 1.512 km WNW of Aspen Springs, California · 15100 days ago · 6 km deep · 25 km away
  23. 1.912 km WNW of Aspen Springs, California · 15100 days ago · 6 km deep · 25 km away
  24. 1.62 km E of Mammoth Lakes, California · 15100 days ago · 3 km deep · 36 km away
  25. 1.613 km W of Aspen Springs, California · 15099 days ago · 8 km deep · 23 km away
  26. 1.54 km SE of Swall Meadows, California · 15099 days ago · 10 km deep · 3 km away
  27. 1.64 km NNW of Round Valley, California · 15099 days ago · 7 km deep · 2 km away
  28. 2.111 km SW of Aspen Springs, California · 15099 days ago · 5 km deep · 17 km away
  29. 2.22 km WNW of Round Valley, California · 15099 days ago · 11 km deep · 2 km away
  30. 3.34 km SE of Swall Meadows, California · 15099 days ago · 9 km deep · 3 km away
  31. 1.74 km SE of Swall Meadows, California · 15099 days ago · 9 km deep · 4 km away
  32. 1.94 km SSW of Swall Meadows, California · 15098 days ago · 5 km deep · 3 km away
  33. 1.7California-Nevada border region · 15098 days ago · 7 km deep · 67 km away
  34. 1.60 km NE of Round Valley, California · 15098 days ago · 6 km deep · 5 km away
  35. 2.34 km N of Round Valley, California · 15098 days ago · 12 km deep · 3 km away
  36. 2.85 km SSE of Swall Meadows, California · 15098 days ago · 9 km deep · 2 km away
  37. 2.55 km SSE of Swall Meadows, California · 15098 days ago · 8 km deep · 2 km away
  38. 1.55 km SSE of Swall Meadows, California · 15098 days ago · 8 km deep · 2 km away
  39. 2.33 km NNW of Round Valley, California · 15098 days ago · 8 km deep · 3 km away
  40. 1.72 km WNW of Mammoth Lakes, California · 15097 days ago · 3 km deep · 40 km away
  41. 1.711 km E of Mammoth Lakes, California · 15097 days ago · 5 km deep · 30 km away
  42. 1.94 km SSE of Swall Meadows, California · 15097 days ago · 5 km deep · 2 km away
  43. 1.61 km ESE of Round Valley, California · 15096 days ago · 4 km deep · 6 km away
  44. 2.24 km SE of Swall Meadows, California · 15095 days ago · 9 km deep · 3 km away
  45. 2.44 km SE of Swall Meadows, California · 15095 days ago · 9 km deep · 3 km away
  46. 1.911 km WSW of Aspen Springs, California · 15095 days ago · 6 km deep · 20 km away
  47. 1.82 km NW of Dixon Lane-Meadow Creek, California · 15094 days ago · 10 km deep · 18 km away
  48. 2.52 km NW of Dixon Lane-Meadow Creek, California · 15094 days ago · 9 km deep · 17 km away
  49. 1.62 km NNW of Dixon Lane-Meadow Creek, California · 15094 days ago · 8 km deep · 18 km away
  50. 1.72 km S of Swall Meadows, California · 15094 days ago · 8 km deep · 5 km away
  51. 2.35 km NW of Round Valley, California · 15094 days ago · 5 km deep · 1 km away
  52. 1.65 km NNW of Round Valley, California · 15093 days ago · 11 km deep · 3 km away
  53. 2.25 km NW of Round Valley, California · 15093 days ago · 5 km deep · 1 km away
  54. 1.94 km SE of Swall Meadows, California · 15093 days ago · 11 km deep · 3 km away
  55. 2.23 km S of Swall Meadows, California · 15093 days ago · 3 km deep · 3 km away
  56. 3.32 km WNW of Round Valley, California · 15093 days ago · 6 km deep · 2 km away
  57. 2.91 km W of Round Valley, California · 15093 days ago · 9 km deep · 3 km away
  58. 2.12 km NW of Round Valley, California · 15092 days ago · 10 km deep · 2 km away
  59. 3.412 km W of Aspen Springs, California · 15092 days ago · 8 km deep · 23 km away
  60. 2.24 km N of Round Valley, California · 15092 days ago · 10 km deep · 4 km away

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc48047. Read Tue, Sep 22, 2026, 9:43 PM UTC.