California earthquakes

M1.9 earthquake 6 km E of Swall Meadows, California

A magnitude 1.9 earthquake struck 6 km E of Swall Meadows, California on Tue, Feb 12, 1985, 4:53 PM PST (00:53 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M5.1 4 km NNW 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
1.9 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1985-02-13 00:53:33 UTC
Depth
4.0 km (2.5 mi), shallow
Epicenter
37.500° N, 118.566° 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
±0.24
Depth from
From location
Station coverage gap
42°
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: at least 199 in the 60 days after this one and 164 in the 30 days before it.

After

  1. 1.76 km E of Swall Meadows, California · 15206 days ago · 4 km deep · 0 km away
  2. 2.011 km E of Mammoth Lakes, California · 15206 days ago · 5 km deep · 29 km away
  3. 1.75 km N of Round Valley, California · 15206 days ago · 8 km deep · 4 km away
  4. 1.85 km N of Round Valley, California · 15205 days ago · 7 km deep · 4 km away
  5. 1.914 km WSW of Aspen Springs, California · 15205 days ago · 3 km deep · 27 km away
  6. 1.64 km SSW of Swall Meadows, California · 15205 days ago · 3 km deep · 9 km away
  7. 1.913 km W of Aspen Springs, California · 15205 days ago · 4 km deep · 27 km away
  8. 1.712 km W of Aspen Springs, California · 15205 days ago · 7 km deep · 26 km away
  9. 1.510 km ESE of Mammoth Lakes, California · 15204 days ago · 2 km deep · 29 km away
  10. 1.68 km SW of Swall Meadows, California · 15204 days ago · 1 km deep · 14 km away
  11. 1.614 km NNW of Sunny Slopes, California · 15204 days ago · 22 km deep · 27 km away
  12. 2.010 km SW of Aspen Springs, California · 15204 days ago · 2 km deep · 21 km away
  13. 1.63 km NNW of Mesa, California · 15203 days ago · 12 km deep · 6 km away
  14. 3.12 km W of Round Valley, California · 15203 days ago · 11 km deep · 10 km away
  15. 1.72 km NW of Round Valley, California · 15203 days ago · 10 km deep · 8 km away
  16. 1.75 km N of Round Valley, California · 15203 days ago · 5 km deep · 4 km away
  17. 2.13 km WNW of Round Valley, California · 15203 days ago · 11 km deep · 9 km away
  18. 1.64 km SSW of Aspen Springs, California · 15203 days ago · 4 km deep · 15 km away
  19. 2.022 km S of Mammoth Lakes, California · 15202 days ago · 2 km deep · 39 km away
  20. 2.25 km NNW of Round Valley, California · 15201 days ago · 8 km deep · 7 km away
  21. 1.65 km N of Round Valley, California · 15201 days ago · 6 km deep · 4 km away
  22. 2.84 km WNW of Round Valley, California · 15201 days ago · 3 km deep · 9 km away
  23. 1.75 km NW of Dixon Lane-Meadow Creek, California · 15201 days ago · 5 km deep · 13 km away
  24. 2.53 km N of Wilkerson, California · 15201 days ago · 11 km deep · 26 km away
  25. 1.77 km ESE of Mono City, California · 15200 days ago · 9 km deep · 73 km away
  26. 1.911 km SW of Aspen Springs, California · 15200 days ago · 6 km deep · 21 km away
  27. 2.025 km ENE of Mono City, California · 15200 days ago · 9 km deep · 74 km away
  28. 1.523 km S of Mammoth Lakes, California · 15200 days ago · 2 km deep · 40 km away
  29. 1.62 km WNW of Round Valley, California · 15200 days ago · 5 km deep · 9 km away
  30. 2.26 km E of Swall Meadows, California · 15199 days ago · 4 km deep · 0 km away
  31. 1.78 km SW of Swall Meadows, California · 15198 days ago · 1 km deep · 13 km away
  32. 2.510 km E of Bass Lake, California · 15198 days ago · 31 km deep · 81 km away
  33. 2.14 km SSE of Swall Meadows, California · 15198 days ago · 7 km deep · 6 km away
  34. 1.611 km NW of Aspen Springs, California · 15198 days ago · 2 km deep · 26 km away
  35. 1.85 km S of Mammoth Lakes, California · 15198 days ago · 3 km deep · 38 km away
  36. 1.68 km SSW of Swall Meadows, California · 15198 days ago · 2 km deep · 13 km away
  37. 1.811 km W of Aspen Springs, California · 15198 days ago · 3 km deep · 26 km away
  38. 2.16 km ESE of Swall Meadows, California · 15198 days ago · 5 km deep · 3 km away
  39. 2.36 km ESE of Swall Meadows, California · 15198 days ago · 4 km deep · 3 km away
  40. 1.830 km NW of Benton, California · 15198 days ago · 3 km deep · 58 km away
  41. 2.55 km E of Mammoth Lakes, California · 15197 days ago · 5 km deep · 34 km away
  42. 1.8California-Nevada border region · 15197 days ago · 5 km deep · 34 km away
  43. 1.98 km SW of Swall Meadows, California · 15197 days ago · -1 km deep · 13 km away
  44. 1.68 km SSW of Swall Meadows, California · 15197 days ago · 0 km deep · 13 km away
  45. 1.75 km NNE of Round Valley, California · 15197 days ago · 7 km deep · 4 km away
  46. 1.51 km SW of Dixon Lane-Meadow Creek, California · 15196 days ago · 5 km deep · 19 km away
  47. 1.62 km WNW of Round Valley, California · 15196 days ago · 4 km deep · 9 km away
  48. 1.66 km SSW of Swall Meadows, California · 15196 days ago · 3 km deep · 10 km away
  49. 2.24 km NNW of Round Valley, California · 15196 days ago · 6 km deep · 6 km away
  50. 2.84 km NNW of Round Valley, California · 15196 days ago · 6 km deep · 6 km away
  51. 1.6California-Nevada border region · 15196 days ago · 6 km deep · 37 km away
  52. 1.82 km ESE of Mammoth Lakes, California · 15196 days ago · 5 km deep · 37 km away
  53. 2.42 km ESE of Mammoth Lakes, California · 15196 days ago · 5 km deep · 37 km away
  54. 1.82 km ESE of Mammoth Lakes, California · 15195 days ago · 5 km deep · 37 km away
  55. 1.94 km NNW of Round Valley, California · 15195 days ago · 6 km deep · 6 km away
  56. 1.9California-Nevada border region · 15195 days ago · 7 km deep · 26 km away
  57. 1.87 km ENE of Swall Meadows, California · 15195 days ago · 4 km deep · 5 km away
  58. 2.31 km WNW of Round Valley, California · 15195 days ago · 5 km deep · 9 km away
  59. 1.932 km NW of Benton, California · 15194 days ago · 0 km deep · 61 km away
  60. 1.711 km NW of Aspen Springs, California · 15194 days ago · 5 km deep · 25 km away

The first 60 of at least 199.

Before

  1. 1.730 km ENE of Mono City, California · 15207 days ago · 7 km deep · 76 km away
  2. 2.67 km ESE of Mammoth Lakes, California · 15207 days ago · 4 km deep · 32 km away
  3. 1.55 km N of Round Valley, California · 15208 days ago · 8 km deep · 4 km away
  4. 1.95 km SSW of Swall Meadows, California · 15208 days ago · 3 km deep · 10 km away
  5. 1.611 km SW of Aspen Springs, California · 15208 days ago · 11 km deep · 22 km away
  6. 2.64 km NNW of Round Valley, California · 15208 days ago · 6 km deep · 6 km away
  7. 1.64 km NW of Round Valley, California · 15209 days ago · 11 km deep · 9 km away
  8. 2.26 km N of Round Valley, California · 15209 days ago · 5 km deep · 3 km away
  9. 1.913 km W of Aspen Springs, California · 15209 days ago · 5 km deep · 27 km away
  10. 1.612 km SW of Aspen Springs, California · 15209 days ago · 11 km deep · 22 km away
  11. 1.61 km SSW of Mammoth Lakes, California · 15210 days ago · 5 km deep · 40 km away
  12. 1.62 km E of Mammoth Lakes, California · 15210 days ago · 3 km deep · 37 km away
  13. 1.62 km E of Mammoth Lakes, California · 15210 days ago · 3 km deep · 37 km away
  14. 2.03 km WNW of Round Valley, California · 15210 days ago · 4 km deep · 9 km away
  15. 2.54 km WNW of Round Valley, California · 15211 days ago · 11 km deep · 9 km away
  16. 1.83 km SSE of Round Valley, California · 15211 days ago · 3 km deep · 12 km away
  17. 1.57 km E of Big Pine, California · 15211 days ago · 5 km deep · 49 km away
  18. 2.110 km W of Aspen Springs, California · 15211 days ago · 4 km deep · 24 km away
  19. 1.911km ESE of Independence, CA · 15212 days ago · 4 km deep · 93 km away
  20. 2.62 km N of Round Valley, California · 15212 days ago · 10 km deep · 7 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc40862 (also filed as ci59048). Read Fri, Oct 2, 2026, 8:11 AM UTC.