California earthquakes

M1.8 earthquake 4 km N of Round Valley, California

A magnitude 1.8 earthquake struck 4 km N of Round Valley, California on Fri, Jan 25, 1985, 1:17 PM PST (21:17 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M2.0 22 km S of Mammoth Lakes, 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
1.8 (md), micro
Local time
UTC
1985-01-25 21:17:10 UTC
Depth
7.8 km (4.9 mi), shallow
Epicenter
37.458° N, 118.580° 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, 0.5 km in depth
Magnitude uncertainty
±0.23
Depth from
From location
Station coverage gap
51°
Stations used
27

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. 1.64 km SSW of Aspen Springs, California · 15193 days ago · 4 km deep · 15 km away
  2. 2.022 km S of Mammoth Lakes, California · 15192 days ago · 2 km deep · 38 km away
  3. 2.25 km NNW of Round Valley, California · 15191 days ago · 8 km deep · 3 km away
  4. 1.65 km N of Round Valley, California · 15191 days ago · 6 km deep · 1 km away
  5. 2.84 km WNW of Round Valley, California · 15191 days ago · 3 km deep · 5 km away
  6. 1.75 km NW of Dixon Lane-Meadow Creek, California · 15191 days ago · 5 km deep · 11 km away
  7. 2.53 km N of Wilkerson, California · 15191 days ago · 11 km deep · 23 km away
  8. 1.77 km ESE of Mono City, California · 15190 days ago · 9 km deep · 76 km away
  9. 1.911 km SW of Aspen Springs, California · 15190 days ago · 6 km deep · 20 km away
  10. 2.025 km ENE of Mono City, California · 15190 days ago · 9 km deep · 78 km away
  11. 1.523 km S of Mammoth Lakes, California · 15190 days ago · 2 km deep · 38 km away
  12. 1.62 km WNW of Round Valley, California · 15190 days ago · 5 km deep · 4 km away
  13. 2.26 km E of Swall Meadows, California · 15189 days ago · 4 km deep · 5 km away
  14. 1.78 km SW of Swall Meadows, California · 15189 days ago · 1 km deep · 11 km away
  15. 2.510 km E of Bass Lake, California · 15188 days ago · 31 km deep · 79 km away
  16. 2.14 km SSE of Swall Meadows, California · 15188 days ago · 7 km deep · 3 km away
  17. 1.611 km NW of Aspen Springs, California · 15188 days ago · 2 km deep · 27 km away
  18. 1.85 km S of Mammoth Lakes, California · 15188 days ago · 3 km deep · 39 km away
  19. 1.68 km SSW of Swall Meadows, California · 15188 days ago · 2 km deep · 10 km away
  20. 1.811 km W of Aspen Springs, California · 15188 days ago · 3 km deep · 26 km away
  21. 2.16 km ESE of Swall Meadows, California · 15188 days ago · 5 km deep · 2 km away
  22. 2.36 km ESE of Swall Meadows, California · 15188 days ago · 4 km deep · 2 km away
  23. 1.830 km NW of Benton, California · 15188 days ago · 3 km deep · 62 km away
  24. 2.55 km E of Mammoth Lakes, California · 15188 days ago · 5 km deep · 36 km away
  25. 1.8California-Nevada border region · 15188 days ago · 5 km deep · 36 km away
  26. 1.98 km SW of Swall Meadows, California · 15187 days ago · -1 km deep · 11 km away
  27. 1.68 km SSW of Swall Meadows, California · 15187 days ago · 0 km deep · 10 km away
  28. 1.75 km NNE of Round Valley, California · 15187 days ago · 7 km deep · 1 km away
  29. 1.51 km SW of Dixon Lane-Meadow Creek, California · 15186 days ago · 5 km deep · 16 km away
  30. 1.62 km WNW of Round Valley, California · 15186 days ago · 4 km deep · 4 km away
  31. 1.66 km SSW of Swall Meadows, California · 15186 days ago · 3 km deep · 7 km away
  32. 2.24 km NNW of Round Valley, California · 15186 days ago · 6 km deep · 3 km away
  33. 2.84 km NNW of Round Valley, California · 15186 days ago · 6 km deep · 2 km away
  34. 1.6California-Nevada border region · 15186 days ago · 6 km deep · 38 km away
  35. 1.82 km ESE of Mammoth Lakes, California · 15186 days ago · 5 km deep · 38 km away
  36. 2.42 km ESE of Mammoth Lakes, California · 15186 days ago · 5 km deep · 38 km away
  37. 1.82 km ESE of Mammoth Lakes, California · 15186 days ago · 5 km deep · 38 km away
  38. 1.94 km NNW of Round Valley, California · 15185 days ago · 6 km deep · 3 km away
  39. 1.9California-Nevada border region · 15185 days ago · 7 km deep · 26 km away
  40. 1.87 km ENE of Swall Meadows, California · 15185 days ago · 4 km deep · 9 km away
  41. 2.31 km WNW of Round Valley, California · 15185 days ago · 5 km deep · 4 km away
  42. 1.932 km NW of Benton, California · 15185 days ago · 0 km deep · 66 km away
  43. 1.711 km NW of Aspen Springs, California · 15184 days ago · 5 km deep · 27 km away
  44. 2.04 km SSW of Aspen Springs, California · 15184 days ago · 4 km deep · 15 km away
  45. 1.96 km SSW of Swall Meadows, California · 15183 days ago · 2 km deep · 8 km away
  46. 1.84 km WNW of Round Valley, California · 15183 days ago · 11 km deep · 6 km away
  47. 1.69 km W of Aspen Springs, California · 15183 days ago · 4 km deep · 24 km away
  48. 1.74 km NW of Round Valley, California · 15182 days ago · 5 km deep · 5 km away
  49. 1.812 km SE of Mammoth Lakes, California · 15182 days ago · 3 km deep · 29 km away
  50. 1.631 km ENE of Mono City, California · 15182 days ago · 9 km deep · 81 km away
  51. 1.65 km NW of Round Valley, California · 15182 days ago · 7 km deep · 4 km away
  52. 1.62 km SSW of Swall Meadows, California · 15182 days ago · 6 km deep · 7 km away
  53. 1.611 km WSW of Aspen Springs, California · 15181 days ago · 5 km deep · 23 km away
  54. 2.63 km NE of Swall Meadows, California · 15181 days ago · 2 km deep · 8 km away
  55. 1.93 km NE of Swall Meadows, California · 15181 days ago · 2 km deep · 8 km away
  56. 1.68 km E of Mono City, California · 15181 days ago · 7 km deep · 77 km away
  57. 1.812 km SE of Mammoth Lakes, California · 15180 days ago · 4 km deep · 29 km away
  58. 3.22 km WNW of Round Valley, California · 15180 days ago · 5 km deep · 5 km away
  59. 1.92 km N of Round Valley, California · 15180 days ago · 11 km deep · 2 km away
  60. 1.88 km SSW of Swall Meadows, California · 15179 days ago · -2 km deep · 10 km away

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc38865. Read Tue, Sep 22, 2026, 10:17 AM UTC.