California earthquakes

M2.1 earthquake 4 km SW of Swall Meadows, California

A magnitude 2.1 earthquake struck 4 km SW of Swall Meadows, California on Tue, Jan 8, 1985, 6:36 PM PST (02:36 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M5.2 31 km ENE of Mono City, 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), micro
Local time
UTC
1985-01-09 02:36:16 UTC
Depth
3.5 km (2.2 mi), shallow
Epicenter
37.481° N, 118.683° 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 0.1 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.21
Depth from
From location
Station coverage gap
53°
Stations used
35

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and at least 200 in the 30 days before it.

After

  1. 2.01 km ESE of Dixon Lane-Meadow Creek, California · 15237 days ago · 8 km deep · 27 km away
  2. 1.63 km WSW of Round Valley, California · 15237 days ago · 9 km deep · 9 km away
  3. 2.10 km ENE of Round Valley, California · 15237 days ago · 9 km deep · 11 km away
  4. 1.87 km NW of Aspen Springs, California · 15237 days ago · 4 km deep · 15 km away
  5. 3.05 km NNW of Round Valley, CA · 15237 days ago · 8 km deep · 6 km away
  6. 1.95 km NNW of Round Valley, California · 15237 days ago · 7 km deep · 6 km away
  7. 1.74 km S of Swall Meadows, California · 15236 days ago · 3 km deep · 4 km away
  8. 2.04 km S of Swall Meadows, California · 15236 days ago · 3 km deep · 4 km away
  9. 1.63 km SSE of Round Valley, California · 15236 days ago · 4 km deep · 14 km away
  10. 2.35 km N of Round Valley, California · 15236 days ago · 5 km deep · 9 km away
  11. 2.06 km SSW of Swall Meadows, California · 15236 days ago · 5 km deep · 3 km away
  12. 1.75 km S of Swall Meadows, California · 15236 days ago · 1 km deep · 4 km away
  13. 1.54 km SSW of Swall Meadows, California · 15236 days ago · 3 km deep · 3 km away
  14. 2.45 km SW of Swall Meadows, California · 15236 days ago · 3 km deep · 1 km away
  15. 1.53 km WSW of Round Valley, California · 15236 days ago · 10 km deep · 9 km away
  16. 1.66 km SW of Aspen Springs, California · 15235 days ago · 1 km deep · 8 km away
  17. 2.35 km SSE of Swall Meadows, California · 15235 days ago · 7 km deep · 6 km away
  18. 1.61 km ESE of Dixon Lane-Meadow Creek, California · 15235 days ago · 7 km deep · 27 km away
  19. 1.611 km SE of Mammoth Lakes, California · 15235 days ago · 4 km deep · 20 km away
  20. 1.73 km SSW of Swall Meadows, California · 15235 days ago · 4 km deep · 2 km away
  21. 1.75 km N of Round Valley, California · 15235 days ago · 7 km deep · 9 km away
  22. 2.24 km N of Round Valley, California · 15235 days ago · 7 km deep · 9 km away
  23. 2.25 km N of Round Valley, California · 15235 days ago · 10 km deep · 8 km away
  24. 2.26 km NNE of Round Valley, California · 15235 days ago · 7 km deep · 10 km away
  25. 2.25 km N of Round Valley, California · 15234 days ago · 7 km deep · 9 km away
  26. 2.34 km N of Round Valley, California · 15234 days ago · 10 km deep · 8 km away
  27. 1.54 km N of Round Valley, California · 15234 days ago · 10 km deep · 8 km away
  28. 2.55 km N of Round Valley, California · 15234 days ago · 5 km deep · 9 km away
  29. 1.511 km W of Aspen Springs, California · 15234 days ago · 6 km deep · 17 km away
  30. 2.84 km NNW of Round Valley, California · 15234 days ago · 7 km deep · 6 km away
  31. 3.05 km NNW of Round Valley, California · 15234 days ago · 7 km deep · 6 km away
  32. 1.95 km N of Round Valley, California · 15234 days ago · 7 km deep · 9 km away
  33. 2.05 km NNW of Round Valley, California · 15234 days ago · 7 km deep · 6 km away
  34. 1.84 km NNW of Round Valley, California · 15233 days ago · 10 km deep · 8 km away
  35. 2.15 km SSE of Swall Meadows, California · 15233 days ago · 9 km deep · 6 km away
  36. 2.54 km NNW of Round Valley, California · 15233 days ago · 6 km deep · 7 km away
  37. 1.55 km N of Round Valley, California · 15233 days ago · 5 km deep · 9 km away
  38. 2.55 km N of Round Valley, California · 15233 days ago · 5 km deep · 9 km away
  39. 1.75 km N of Round Valley, California · 15233 days ago · 5 km deep · 9 km away
  40. 2.34 km NW of Round Valley, California · 15233 days ago · 8 km deep · 6 km away
  41. 1.56 km WNW of Round Valley, California · 15233 days ago · 4 km deep · 5 km away
  42. 1.827 km WSW of Round Valley, California · 15232 days ago · 12 km deep · 24 km away
  43. 1.88 km E of Swall Meadows, California · 15232 days ago · 6 km deep · 13 km away
  44. 2.21 km E of Round Valley, California · 15232 days ago · 9 km deep · 12 km away
  45. 1.95 km E of Swall Meadows, California · 15232 days ago · 3 km deep · 10 km away
  46. 1.65 km NNW of Round Valley, California · 15232 days ago · 7 km deep · 6 km away
  47. 1.96 km E of Swall Meadows, California · 15232 days ago · 4 km deep · 11 km away
  48. 1.6California-Nevada border region · 15232 days ago · 4 km deep · 12 km away
  49. 1.54 km N of Round Valley, California · 15231 days ago · 8 km deep · 9 km away
  50. 2.111 km SW of Aspen Springs, California · 15231 days ago · 6 km deep · 11 km away
  51. 1.54 km S of Swall Meadows, California · 15231 days ago · 4 km deep · 4 km away
  52. 2.45 km SSW of Swall Meadows, California · 15230 days ago · 3 km deep · 3 km away
  53. 2.35 km N of Round Valley, California · 15230 days ago · 5 km deep · 9 km away
  54. 1.75 km NNW of Round Valley, California · 15230 days ago · 7 km deep · 6 km away
  55. 2.76 km ESE of Swall Meadows, California · 15229 days ago · 6 km deep · 10 km away
  56. 1.8California-Nevada border region · 15229 days ago · 4 km deep · 11 km away
  57. 2.16 km E of Swall Meadows, California · 15229 days ago · 5 km deep · 11 km away
  58. 1.710 km ESE of Mammoth Lakes, California · 15229 days ago · 8 km deep · 22 km away
  59. 1.66 km E of Swall Meadows, California · 15228 days ago · 4 km deep · 11 km away
  60. 1.810 km W of Aspen Springs, California · 15228 days ago · 4 km deep · 15 km away

The first 60 of at least 200.

Before

  1. 1.8California-Nevada border region · 15237 days ago · 6 km deep · 6 km away
  2. 1.94 km NW of Round Valley, California · 15237 days ago · 6 km deep · 6 km away
  3. 1.94 km NW of Round Valley, California · 15237 days ago · 6 km deep · 6 km away
  4. 2.54 km NNW of Round Valley, California · 15238 days ago · 6 km deep · 7 km away
  5. 1.85 km N of Round Valley, California · 15238 days ago · 5 km deep · 9 km away
  6. 1.64 km S of Swall Meadows, California · 15238 days ago · 3 km deep · 4 km away
  7. 1.94 km S of Swall Meadows, California · 15238 days ago · 4 km deep · 4 km away
  8. 2.49 km S of Big Pine, California · 15238 days ago · 20 km deep · 56 km away
  9. 3.018km NE of Independence, CA · 15238 days ago · 4 km deep · 82 km away
  10. 2.15 km S of Swall Meadows, California · 15238 days ago · 3 km deep · 4 km away
  11. 1.53 km WNW of Round Valley, California · 15238 days ago · 10 km deep · 8 km away
  12. 1.62 km SSE of Swall Meadows, California · 15238 days ago · 11 km deep · 5 km away
  13. 2.13 km NNE of Round Valley, California · 15239 days ago · 4 km deep · 10 km away
  14. 1.75 km SSW of Swall Meadows, California · 15239 days ago · 5 km deep · 3 km away
  15. 1.87 km E of Swall Meadows, California · 15239 days ago · 4 km deep · 11 km away
  16. 1.66 km SW of Aspen Springs, California · 15239 days ago · 2 km deep · 8 km away
  17. 1.78 km SW of Swall Meadows, California · 15239 days ago · 1 km deep · 4 km away
  18. 2.24 km NNW of Round Valley, California · 15239 days ago · 6 km deep · 7 km away
  19. 3.16 km ESE of Swall Meadows, California · 15240 days ago · 2 km deep · 9 km away
  20. 1.72 km SE of Swall Meadows, California · 15240 days ago · 9 km deep · 6 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc36749. Read Mon, Sep 28, 2026, 9:16 AM UTC.