California earthquakes

M2.1 earthquake 15 km NW of Squaw Valley, California

A magnitude 2.1 earthquake struck 15 km NW of Squaw Valley, California on Thu, Oct 10, 1985, 4:07 AM PDT (11:07 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M3.3 9 km WNW 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
2.1 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1985-10-10 11:07:17 UTC
Depth
1.9 km (1.2 mi), shallow
Epicenter
36.852° N, 119.360° 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 1.4 km horizontally, 4.3 km in depth
Magnitude uncertainty
±0.20
Depth from
From location
Station coverage gap
256°, poorly surrounded by stations
Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 133 in the 60 days after this one and 43 in the 30 days before it.

After

  1. 2.18 km SE of Mammoth Lakes, California · 14968 days ago · 4 km deep · 93 km away
  2. 1.98 km SE of Mammoth Lakes, California · 14968 days ago · 4 km deep · 93 km away
  3. 1.914 km SW of Aspen Springs, California · 14968 days ago · 8 km deep · 84 km away
  4. 2.418 km S of Big Pine, California · 14968 days ago · 14 km deep · 96 km away
  5. 2.23 km NW of Swall Meadows, California · 14967 days ago · 7 km deep · 97 km away
  6. 1.73 km NW of Swall Meadows, California · 14967 days ago · 8 km deep · 97 km away
  7. 1.83 km NW of Swall Meadows, California · 14967 days ago · 7 km deep · 97 km away
  8. 1.86 km SE of Mammoth Lakes, California · 14966 days ago · 3 km deep · 94 km away
  9. 2.18 km E of Bear Valley, California · 14966 days ago · 31 km deep · 99 km away
  10. 1.723 km S of Mammoth Lakes, California · 14966 days ago · 5 km deep · 73 km away
  11. 2.47 km WSW of Aspen Springs, California · 14966 days ago · 2 km deep · 91 km away
  12. 1.721 km SE of Yosemite Valley, California · 14966 days ago · 5 km deep · 83 km away
  13. 1.919 km ESE of Yosemite Valley, California · 14966 days ago · 22 km deep · 94 km away
  14. 1.56 km SE of Mammoth Lakes, California · 14966 days ago · 3 km deep · 92 km away
  15. 1.512 km SSW of Round Valley, California · 14965 days ago · 11 km deep · 81 km away
  16. 2.7California-Nevada border region · 14965 days ago · 4 km deep · 93 km away
  17. 2.16 km W of Swall Meadows, California · 14965 days ago · 2 km deep · 92 km away
  18. 1.88 km SE of Mammoth Lakes, California · 14965 days ago · 4 km deep · 93 km away
  19. 2.08 km ESE of Mammoth Lakes, California · 14964 days ago · 4 km deep · 94 km away
  20. 2.38 km SE of Mammoth Lakes, California · 14964 days ago · 4 km deep · 93 km away
  21. 2.814 km WSW of Aspen Springs, California · 14964 days ago · 5 km deep · 84 km away
  22. 2.14 km SSW of Monmouth, California · 14961 days ago · 4 km deep · 51 km away
  23. 1.65 km WSW of Mammoth Lakes, California · 14961 days ago · 1 km deep · 91 km away
  24. 1.55 km WSW of Mammoth Lakes, California · 14960 days ago · 2 km deep · 91 km away
  25. 1.97 km SE of Mammoth Lakes, California · 14959 days ago · 3 km deep · 92 km away
  26. 1.51 km WNW of Swall Meadows, California · 14959 days ago · 8 km deep · 96 km away
  27. 1.68 km SE of Mammoth Lakes, California · 14958 days ago · 2 km deep · 92 km away
  28. 1.64 km SSE of Swall Meadows, California · 14958 days ago · 9 km deep · 95 km away
  29. 1.88 km WSW of Aspen Springs, California · 14958 days ago · 11 km deep · 90 km away
  30. 1.89 km W of Aspen Springs, California · 14957 days ago · 2 km deep · 92 km away
  31. 2.112 km SE of Mammoth Lakes, California · 14955 days ago · 2 km deep · 91 km away
  32. 1.62 km WNW of Round Valley, California · 14954 days ago · 7 km deep · 92 km away
  33. 3.18 km SE of Huron, California · 14954 days ago · 8 km deep · 98 km away
  34. 2.24 km SSE of Swall Meadows, California · 14953 days ago · 10 km deep · 95 km away
  35. 1.63 km NNW of Round Valley, California · 14953 days ago · 10 km deep · 94 km away
  36. 1.58 km SE of Mammoth Lakes, California · 14952 days ago · 4 km deep · 93 km away
  37. 2.212 km WSW of Ahwahnee, California · 14951 days ago · 37 km deep · 68 km away
  38. 2.212 km WSW of Aspen Springs, California · 14950 days ago · 4 km deep · 86 km away
  39. 2.118 km S of Big Pine, California · 14949 days ago · 10 km deep · 94 km away
  40. 2.120 km ESE of Yosemite Valley, California · 14949 days ago · 22 km deep · 93 km away
  41. 2.26 km NNW of Biola, California · 14947 days ago · 6 km deep · 61 km away
  42. 1.922 km SW of Wilkerson, California · 14947 days ago · 7 km deep · 77 km away
  43. 2.43 km SSE of Swall Meadows, California · 14947 days ago · 7 km deep · 95 km away
  44. 2.213 km W of Aspen Springs, California · 14947 days ago · 4 km deep · 89 km away
  45. 1.99 km ESE of Mammoth Lakes, California · 14946 days ago · 3 km deep · 94 km away
  46. 1.86 km S of Aspen Springs, California · 14945 days ago · 2 km deep · 92 km away
  47. 1.812 km SE of Mammoth Lakes, California · 14945 days ago · 2 km deep · 91 km away
  48. 1.512 km SE of Mammoth Lakes, California · 14945 days ago · 2 km deep · 91 km away
  49. 1.512 km SE of Mammoth Lakes, California · 14945 days ago · 2 km deep · 91 km away
  50. 1.511 km SW of Aspen Springs, California · 14945 days ago · 9 km deep · 85 km away
  51. 2.811 km SW of Aspen Springs, California · 14945 days ago · 8 km deep · 85 km away
  52. 3.011 km SW of Aspen Springs, California · 14944 days ago · 8 km deep · 85 km away
  53. 1.87 km ENE of Mammoth Lakes, California · 14944 days ago · 5 km deep · 100 km away
  54. 2.10 km W of Round Valley, California · 14944 days ago · 4 km deep · 92 km away
  55. 2.320 km ESE of Yosemite Valley, California · 14944 days ago · 21 km deep · 93 km away
  56. 2.51 km ESE of Round Valley, California · 14944 days ago · 9 km deep · 94 km away
  57. 1.64 km WSW of Aspen Springs, California · 14943 days ago · 2 km deep · 93 km away
  58. 1.54 km WSW of Aspen Springs, California · 14943 days ago · 3 km deep · 93 km away
  59. 1.64 km N of Round Valley, California · 14942 days ago · 6 km deep · 96 km away
  60. 1.611 km W of Big Creek, California · 14942 days ago · 4 km deep · 40 km away

The first 60 of 133.

Before

  1. 2.011 km SW of Aspen Springs, California · 14970 days ago · 5 km deep · 86 km away
  2. 2.014 km WSW of Aspen Springs, California · 14971 days ago · 6 km deep · 84 km away
  3. 2.115 km WSW of Aspen Springs, California · 14971 days ago · 5 km deep · 84 km away
  4. 1.611 km SW of Aspen Springs, California · 14971 days ago · 5 km deep · 86 km away
  5. 3.111 km SW of Aspen Springs, California · 14971 days ago · 7 km deep · 85 km away
  6. 2.14 km SSE of Swall Meadows, California · 14973 days ago · 9 km deep · 95 km away
  7. 2.13 km N of Round Valley, California · 14973 days ago · 12 km deep · 95 km away
  8. 1.68 km ESE of Mammoth Lakes, California · 14973 days ago · 5 km deep · 94 km away
  9. 1.54 km WNW of Aspen Springs, California · 14977 days ago · 5 km deep · 97 km away
  10. 2.14 km WNW of Aspen Springs, California · 14977 days ago · 5 km deep · 97 km away
  11. 1.64 km W of Mammoth Lakes, California · 14977 days ago · -2 km deep · 93 km away
  12. 1.91 km ENE of Round Valley, California · 14979 days ago · 9 km deep · 95 km away
  13. 2.013 km ESE of Yosemite Valley, California · 14980 days ago · 5 km deep · 93 km away
  14. 1.65 km SSE of Swall Meadows, California · 14981 days ago · 7 km deep · 95 km away
  15. 1.95 km WSW of Mammoth Lakes, California · 14981 days ago · -2 km deep · 92 km away
  16. 3.012 km W of Aspen Springs, California · 14982 days ago · 3 km deep · 90 km away
  17. 2.312 km SW of Aspen Springs, California · 14983 days ago · 7 km deep · 84 km away
  18. 1.82 km WNW of Round Valley, California · 14983 days ago · 9 km deep · 92 km away
  19. 1.86 km NW of Mammoth Lakes, California · 14983 days ago · -1 km deep · 97 km away
  20. 1.85 km NW of Round Valley, California · 14985 days ago · 10 km deep · 94 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc56604. Read Sat, Oct 3, 2026, 12:54 PM UTC.