California earthquakes

M2.9 earthquake 4 km NNW of Round Valley, California

A magnitude 2.9 earthquake struck 4 km NNW of Round Valley, California on Fri, Jan 4, 1985, 9:32 AM PST (17:32 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.9 3 km WNW of Round Valley, 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
2.9 (md), micro
Local time
UTC
1985-01-04 17:32:08 UTC
Depth
6.4 km (4.0 mi), shallow
Epicenter
37.454° N, 118.614° 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
±0.42
Depth from
From location
Station coverage gap
56°
Stations used
36

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. 1.631 km ENE of Mono City, California · 15215 days ago · 8 km deep · 80 km away
  2. 1.64 km S of Swall Meadows, California · 15215 days ago · 4 km deep · 3 km away
  3. 1.55 km SSE of Swall Meadows, California · 15215 days ago · 7 km deep · 1 km away
  4. 1.93 km SSE of Round Valley, California · 15215 days ago · 4 km deep · 8 km away
  5. 1.64 km SSE of Swall Meadows, California · 15215 days ago · 8 km deep · 2 km away
  6. 2.04 km SSE of Swall Meadows, California · 15215 days ago · 8 km deep · 2 km away
  7. 2.35 km N of Round Valley, California · 15215 days ago · 8 km deep · 3 km away
  8. 1.74 km W of Round Valley, California · 15215 days ago · 11 km deep · 4 km away
  9. 2.31 km NNW of Round Valley, California · 15215 days ago · 9 km deep · 3 km away
  10. 1.911 km SE of Mammoth Lakes, California · 15215 days ago · 5 km deep · 26 km away
  11. 2.04 km SSW of Swall Meadows, California · 15215 days ago · 2 km deep · 5 km away
  12. 2.36 km SSW of Swall Meadows, California · 15215 days ago · 5 km deep · 5 km away
  13. 1.84 km N of Round Valley, California · 15215 days ago · 8 km deep · 3 km away
  14. 1.811 km W of Aspen Springs, California · 15214 days ago · 7 km deep · 24 km away
  15. 1.830 km ENE of Mono City, California · 15214 days ago · 7 km deep · 80 km away
  16. 1.611 km E of Mammoth Lakes, California · 15214 days ago · 5 km deep · 29 km away
  17. 2.15 km SSE of Swall Meadows, California · 15214 days ago · 8 km deep · 1 km away
  18. 1.713 km E of Mammoth Lakes, CA · 15214 days ago · 5 km deep · 30 km away
  19. 2.111 km E of Mammoth Lakes, California · 15214 days ago · 5 km deep · 30 km away
  20. 1.72 km N of Round Valley, California · 15214 days ago · 10 km deep · 3 km away
  21. 2.34 km WSW of Aspen Springs, California · 15213 days ago · 1 km deep · 16 km away
  22. 2.14 km WSW of Aspen Springs, California · 15213 days ago · 1 km deep · 16 km away
  23. 1.84 km WSW of Aspen Springs, California · 15213 days ago · 1 km deep · 16 km away
  24. 2.64 km NW of Round Valley, California · 15213 days ago · 6 km deep · 1 km away
  25. 1.86 km S of Aspen Springs, California · 15213 days ago · 3 km deep · 11 km away
  26. 1.54 km N of Round Valley, California · 15213 days ago · 8 km deep · 3 km away
  27. 1.66 km E of Swall Meadows, California · 15213 days ago · 4 km deep · 7 km away
  28. 1.629 km ENE of Mono City, California · 15213 days ago · 6 km deep · 80 km away
  29. 1.77 km WNW of Round Valley, California · 15212 days ago · 2 km deep · 5 km away
  30. 1.61 km SSW of Round Valley, California · 15212 days ago · 6 km deep · 5 km away
  31. 1.9California-Nevada border region · 15212 days ago · 3 km deep · 5 km away
  32. 2.15 km N of Round Valley, California · 15212 days ago · 9 km deep · 2 km away
  33. 2.63 km W of Round Valley, California · 15212 days ago · 3 km deep · 4 km away
  34. 2.72 km NW of Round Valley, California · 15212 days ago · 9 km deep · 2 km away
  35. 1.71 km ESE of Round Valley, California · 15211 days ago · 9 km deep · 6 km away
  36. 1.828 km WSW of Round Valley, California · 15211 days ago · 13 km deep · 28 km away
  37. 1.610 km W of Aspen Springs, California · 15211 days ago · 4 km deep · 22 km away
  38. 2.111 km W of Aspen Springs, California · 15211 days ago · 8 km deep · 23 km away
  39. 2.511 km W of Aspen Springs, California · 15211 days ago · 8 km deep · 23 km away
  40. 2.93 km WNW of Round Valley, California · 15211 days ago · 11 km deep · 2 km away
  41. 2.36 km SSW of Swall Meadows, California · 15211 days ago · 2 km deep · 5 km away
  42. 1.630 km ENE of Mono City, California · 15211 days ago · 6 km deep · 81 km away
  43. 1.66 km SSW of Swall Meadows, California · 15210 days ago · 2 km deep · 5 km away
  44. 1.60 km WNW of Round Valley, California · 15210 days ago · 3 km deep · 4 km away
  45. 2.11 km S of Mammoth Lakes, California · 15210 days ago · 5 km deep · 38 km away
  46. 1.810 km SSW of Aspen Springs, California · 15210 days ago · 4 km deep · 12 km away
  47. 2.12 km NW of Round Valley, California · 15210 days ago · 7 km deep · 3 km away
  48. 1.914 km WSW of Aspen Springs, California · 15210 days ago · 3 km deep · 23 km away
  49. 1.512 km SE of Mammoth Lakes, California · 15209 days ago · 4 km deep · 26 km away
  50. 1.56 km W of Aspen Springs, California · 15209 days ago · 1 km deep · 19 km away
  51. 2.11 km E of Round Valley, California · 15208 days ago · 10 km deep · 5 km away
  52. 2.26 km ESE of Swall Meadows, California · 15208 days ago · 4 km deep · 5 km away
  53. 1.65 km N of Round Valley, California · 15208 days ago · 7 km deep · 3 km away
  54. 2.36 km N of Round Valley, California · 15208 days ago · 5 km deep · 4 km away
  55. 1.56 km W of Aspen Springs, California · 15208 days ago · -2 km deep · 18 km away
  56. 2.13 km NNW of Round Valley, California · 15208 days ago · 10 km deep · 1 km away
  57. 1.76 km N of Mesa, California · 15208 days ago · 8 km deep · 7 km away
  58. 2.73 km W of Round Valley, California · 15207 days ago · 9 km deep · 4 km away
  59. 2.73 km W of Round Valley, California · 15207 days ago · 9 km deep · 4 km away
  60. 2.11 km SW of Mesa, California · 15207 days ago · 9 km deep · 7 km away

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc36287 (also filed as ci57917). Read Tue, Sep 22, 2026, 12:18 PM UTC.