California earthquakes

M2.2 earthquake 5 km NNW of Round Valley, California

A magnitude 2.2 earthquake struck 5 km NNW of Round Valley, California on Sun, Feb 17, 1985, 3:35 PM PST (23:35 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M5.1 4 km NNW of Round Valley, California. This one was a foreshock.

West Bishop forecastMore in California

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
2.2 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1985-02-17 23:35:26 UTC
Depth
7.6 km (4.7 mi), shallow
Epicenter
37.458° N, 118.618° 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
±0.18
Depth from
From location
Station coverage gap
55°
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 199 in the 60 days after this one and 162 in the 30 days before it.

After

  1. 1.65 km N of Round Valley, California · 15200 days ago · 6 km deep · 3 km away
  2. 2.84 km WNW of Round Valley, California · 15200 days ago · 3 km deep · 3 km away
  3. 1.75 km NW of Dixon Lane-Meadow Creek, California · 15200 days ago · 5 km deep · 15 km away
  4. 2.53 km N of Wilkerson, California · 15200 days ago · 11 km deep · 26 km away
  5. 1.77 km ESE of Mono City, California · 15200 days ago · 9 km deep · 74 km away
  6. 1.911 km SW of Aspen Springs, California · 15200 days ago · 6 km deep · 17 km away
  7. 2.025 km ENE of Mono City, California · 15199 days ago · 9 km deep · 77 km away
  8. 1.523 km S of Mammoth Lakes, California · 15199 days ago · 2 km deep · 35 km away
  9. 1.62 km WNW of Round Valley, California · 15199 days ago · 5 km deep · 3 km away
  10. 2.26 km E of Swall Meadows, California · 15198 days ago · 4 km deep · 7 km away
  11. 1.78 km SW of Swall Meadows, California · 15198 days ago · 1 km deep · 7 km away
  12. 2.510 km E of Bass Lake, California · 15197 days ago · 31 km deep · 75 km away
  13. 2.14 km SSE of Swall Meadows, California · 15197 days ago · 7 km deep · 1 km away
  14. 1.611 km NW of Aspen Springs, California · 15197 days ago · 2 km deep · 25 km away
  15. 1.85 km S of Mammoth Lakes, California · 15197 days ago · 3 km deep · 36 km away
  16. 1.68 km SSW of Swall Meadows, California · 15197 days ago · 2 km deep · 7 km away
  17. 1.811 km W of Aspen Springs, California · 15197 days ago · 3 km deep · 24 km away
  18. 2.16 km ESE of Swall Meadows, California · 15197 days ago · 5 km deep · 4 km away
  19. 2.36 km ESE of Swall Meadows, California · 15197 days ago · 4 km deep · 4 km away
  20. 1.830 km NW of Benton, California · 15197 days ago · 3 km deep · 62 km away
  21. 2.55 km E of Mammoth Lakes, California · 15197 days ago · 5 km deep · 33 km away
  22. 1.8California-Nevada border region · 15197 days ago · 5 km deep · 33 km away
  23. 1.98 km SW of Swall Meadows, California · 15196 days ago · -1 km deep · 7 km away
  24. 1.68 km SSW of Swall Meadows, California · 15196 days ago · 0 km deep · 7 km away
  25. 1.75 km NNE of Round Valley, California · 15196 days ago · 7 km deep · 4 km away
  26. 1.51 km SW of Dixon Lane-Meadow Creek, California · 15195 days ago · 5 km deep · 19 km away
  27. 1.62 km WNW of Round Valley, California · 15195 days ago · 4 km deep · 3 km away
  28. 1.66 km SSW of Swall Meadows, California · 15195 days ago · 3 km deep · 4 km away
  29. 2.24 km NNW of Round Valley, California · 15195 days ago · 6 km deep · 1 km away
  30. 2.84 km NNW of Round Valley, California · 15195 days ago · 6 km deep · 1 km away
  31. 1.6California-Nevada border region · 15195 days ago · 6 km deep · 35 km away
  32. 1.82 km ESE of Mammoth Lakes, California · 15195 days ago · 5 km deep · 35 km away
  33. 2.42 km ESE of Mammoth Lakes, California · 15195 days ago · 5 km deep · 35 km away
  34. 1.82 km ESE of Mammoth Lakes, California · 15195 days ago · 5 km deep · 35 km away
  35. 1.94 km NNW of Round Valley, California · 15194 days ago · 6 km deep · 1 km away
  36. 1.9California-Nevada border region · 15194 days ago · 7 km deep · 23 km away
  37. 1.87 km ENE of Swall Meadows, California · 15194 days ago · 4 km deep · 10 km away
  38. 2.31 km WNW of Round Valley, California · 15194 days ago · 5 km deep · 4 km away
  39. 1.932 km NW of Benton, California · 15194 days ago · 0 km deep · 65 km away
  40. 1.711 km NW of Aspen Springs, California · 15193 days ago · 5 km deep · 25 km away
  41. 2.04 km SSW of Aspen Springs, California · 15193 days ago · 4 km deep · 12 km away
  42. 1.96 km SSW of Swall Meadows, California · 15193 days ago · 2 km deep · 4 km away
  43. 1.84 km WNW of Round Valley, California · 15192 days ago · 11 km deep · 4 km away
  44. 1.69 km W of Aspen Springs, California · 15192 days ago · 4 km deep · 21 km away
  45. 1.74 km NW of Round Valley, California · 15191 days ago · 5 km deep · 1 km away
  46. 1.812 km SE of Mammoth Lakes, California · 15191 days ago · 3 km deep · 26 km away
  47. 1.631 km ENE of Mono City, California · 15191 days ago · 9 km deep · 80 km away
  48. 1.65 km NW of Round Valley, California · 15191 days ago · 7 km deep · 0 km away
  49. 1.62 km SSW of Swall Meadows, California · 15191 days ago · 6 km deep · 5 km away
  50. 1.611 km WSW of Aspen Springs, California · 15190 days ago · 5 km deep · 20 km away
  51. 2.63 km NE of Swall Meadows, California · 15190 days ago · 2 km deep · 8 km away
  52. 1.93 km NE of Swall Meadows, California · 15190 days ago · 2 km deep · 8 km away
  53. 1.68 km E of Mono City, California · 15190 days ago · 7 km deep · 75 km away
  54. 1.812 km SE of Mammoth Lakes, California · 15189 days ago · 4 km deep · 26 km away
  55. 3.22 km WNW of Round Valley, California · 15189 days ago · 5 km deep · 3 km away
  56. 1.92 km N of Round Valley, California · 15189 days ago · 11 km deep · 3 km away
  57. 1.88 km SSW of Swall Meadows, California · 15188 days ago · -2 km deep · 7 km away
  58. 2.08 km SSW of Swall Meadows, California · 15188 days ago · -1 km deep · 7 km away
  59. 2.62 km WNW of Round Valley, California · 15188 days ago · 5 km deep · 3 km away
  60. 2.22 km WNW of Round Valley, California · 15188 days ago · 5 km deep · 3 km away

The first 60 of at least 199.

Before

  1. 2.022 km S of Mammoth Lakes, California · 15201 days ago · 2 km deep · 34 km away
  2. 1.64 km SSW of Aspen Springs, California · 15202 days ago · 4 km deep · 12 km away
  3. 2.13 km WNW of Round Valley, California · 15202 days ago · 11 km deep · 3 km away
  4. 1.75 km N of Round Valley, California · 15202 days ago · 5 km deep · 4 km away
  5. 1.72 km NW of Round Valley, California · 15202 days ago · 10 km deep · 3 km away
  6. 3.12 km W of Round Valley, California · 15202 days ago · 11 km deep · 5 km away
  7. 1.63 km NNW of Mesa, California · 15203 days ago · 12 km deep · 5 km away
  8. 2.010 km SW of Aspen Springs, California · 15203 days ago · 2 km deep · 17 km away
  9. 1.614 km NNW of Sunny Slopes, California · 15203 days ago · 22 km deep · 28 km away
  10. 1.68 km SW of Swall Meadows, California · 15203 days ago · 1 km deep · 9 km away
  11. 1.510 km ESE of Mammoth Lakes, California · 15203 days ago · 2 km deep · 28 km away
  12. 1.712 km W of Aspen Springs, California · 15204 days ago · 7 km deep · 24 km away
  13. 1.913 km W of Aspen Springs, California · 15204 days ago · 4 km deep · 24 km away
  14. 1.64 km SSW of Swall Meadows, California · 15204 days ago · 3 km deep · 3 km away
  15. 1.914 km WSW of Aspen Springs, California · 15205 days ago · 3 km deep · 23 km away
  16. 1.85 km N of Round Valley, California · 15205 days ago · 7 km deep · 3 km away
  17. 1.75 km N of Round Valley, California · 15205 days ago · 8 km deep · 3 km away
  18. 2.011 km E of Mammoth Lakes, California · 15205 days ago · 5 km deep · 29 km away
  19. 1.76 km E of Swall Meadows, California · 15205 days ago · 4 km deep · 7 km away
  20. 1.96 km E of Swall Meadows, California · 15206 days ago · 4 km deep · 7 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc41390 (also filed as ci61270). Read Thu, Oct 1, 2026, 12:34 PM UTC.