California earthquakes

M1.7 earthquake 1 km ESE of Round Valley, California

A magnitude 1.7 earthquake struck 1 km ESE of Round Valley, California on Mon, Jan 28, 1985, 5:42 PM PST (01:42 UTC), 9 km (6 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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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.7 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1985-01-29 01:42:07 UTC
Depth
9.2 km (5.7 mi), shallow
Epicenter
37.416° N, 118.570° 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 0.3 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.26
Depth from
From location
Station coverage gap
68°
Stations used
29

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 202 in the 60 days after this one and at least 200 in the 30 days before it.

After

  1. 1.828 km WSW of Round Valley, California · 15222 days ago · 13 km deep · 29 km away
  2. 1.610 km W of Aspen Springs, California · 15222 days ago · 4 km deep · 27 km away
  3. 2.111 km W of Aspen Springs, California · 15222 days ago · 8 km deep · 29 km away
  4. 2.511 km W of Aspen Springs, California · 15222 days ago · 8 km deep · 29 km away
  5. 2.93 km WNW of Round Valley, California · 15222 days ago · 11 km deep · 5 km away
  6. 2.36 km SSW of Swall Meadows, California · 15222 days ago · 2 km deep · 9 km away
  7. 1.630 km ENE of Mono City, California · 15221 days ago · 6 km deep · 86 km away
  8. 1.66 km SSW of Swall Meadows, California · 15221 days ago · 2 km deep · 9 km away
  9. 1.60 km WNW of Round Valley, California · 15221 days ago · 3 km deep · 2 km away
  10. 2.11 km S of Mammoth Lakes, California · 15221 days ago · 5 km deep · 43 km away
  11. 1.810 km SSW of Aspen Springs, California · 15221 days ago · 4 km deep · 17 km away
  12. 2.12 km NW of Round Valley, California · 15221 days ago · 7 km deep · 4 km away
  13. 1.914 km WSW of Aspen Springs, California · 15221 days ago · 3 km deep · 28 km away
  14. 1.512 km SE of Mammoth Lakes, California · 15220 days ago · 4 km deep · 32 km away
  15. 1.56 km W of Aspen Springs, California · 15219 days ago · 1 km deep · 24 km away
  16. 2.11 km E of Round Valley, California · 15219 days ago · 10 km deep · 0 km away
  17. 2.26 km ESE of Swall Meadows, California · 15219 days ago · 4 km deep · 8 km away
  18. 1.65 km N of Round Valley, California · 15219 days ago · 7 km deep · 6 km away
  19. 2.36 km N of Round Valley, California · 15219 days ago · 5 km deep · 6 km away
  20. 1.56 km W of Aspen Springs, California · 15219 days ago · -2 km deep · 24 km away
  21. 2.13 km NNW of Round Valley, California · 15219 days ago · 10 km deep · 5 km away
  22. 1.76 km N of Mesa, California · 15219 days ago · 8 km deep · 8 km away
  23. 2.73 km W of Round Valley, California · 15218 days ago · 9 km deep · 5 km away
  24. 2.73 km W of Round Valley, California · 15218 days ago · 9 km deep · 4 km away
  25. 2.11 km SW of Mesa, California · 15218 days ago · 9 km deep · 1 km away
  26. 1.711 km SE of Mammoth Lakes, California · 15218 days ago · 4 km deep · 32 km away
  27. 1.711 km SE of Mammoth Lakes, California · 15218 days ago · 4 km deep · 32 km away
  28. 2.112 km SE of Mammoth Lakes, California · 15218 days ago · 5 km deep · 32 km away
  29. 2.112 km SE of Mammoth Lakes, California · 15218 days ago · 5 km deep · 32 km away
  30. 2.43 km W of Round Valley, California · 15217 days ago · 11 km deep · 5 km away
  31. 1.93 km SSE of Swall Meadows, California · 15217 days ago · 8 km deep · 9 km away
  32. 1.74 km SSE of Swall Meadows, California · 15217 days ago · 7 km deep · 7 km away
  33. 1.512 km WSW of Aspen Springs, California · 15216 days ago · 7 km deep · 25 km away
  34. 1.83 km W of Round Valley, California · 15216 days ago · 10 km deep · 5 km away
  35. 1.65 km ESE of Swall Meadows, California · 15215 days ago · 4 km deep · 9 km away
  36. 3.15 km NW of Round Valley, California · 15215 days ago · 5 km deep · 7 km away
  37. 1.95 km NW of Round Valley, California · 15215 days ago · 5 km deep · 6 km away
  38. 1.611 km SE of Mammoth Lakes, California · 15215 days ago · 4 km deep · 32 km away
  39. 2.80 km S of Round Valley, California · 15215 days ago · 12 km deep · 2 km away
  40. 1.60 km S of Round Valley, California · 15215 days ago · 12 km deep · 1 km away
  41. 1.50 km SSW of Round Valley, California · 15215 days ago · 10 km deep · 2 km away
  42. 2.40 km S of Round Valley, California · 15215 days ago · 11 km deep · 2 km away
  43. 1.55 km NW of Round Valley, California · 15215 days ago · 5 km deep · 6 km away
  44. 2.04 km NW of Round Valley, California · 15215 days ago · 6 km deep · 6 km away
  45. 1.81 km WSW of Mesa, California · 15215 days ago · 9 km deep · 1 km away
  46. 1.810 km SW of Aspen Springs, California · 15214 days ago · 12 km deep · 22 km away
  47. 1.930 km ENE of Mono City, California · 15214 days ago · 7 km deep · 85 km away
  48. 2.7California-Nevada border region · 15214 days ago · 10 km deep · 3 km away
  49. 1.85 km SSW of Swall Meadows, California · 15214 days ago · 5 km deep · 10 km away
  50. 1.68 km ESE of Mammoth Lakes, California · 15214 days ago · 1 km deep · 36 km away
  51. 2.27 km ESE of Swall Meadows, California · 15214 days ago · 7 km deep · 8 km away
  52. 2.26 km S of Swall Meadows, California · 15214 days ago · 4 km deep · 8 km away
  53. 2.62 km N of Round Valley, California · 15214 days ago · 10 km deep · 3 km away
  54. 1.911km ESE of Independence, CA · 15213 days ago · 4 km deep · 85 km away
  55. 2.110 km W of Aspen Springs, California · 15212 days ago · 4 km deep · 27 km away
  56. 1.57 km E of Big Pine, California · 15212 days ago · 5 km deep · 43 km away
  57. 1.83 km SSE of Round Valley, California · 15212 days ago · 3 km deep · 3 km away
  58. 2.54 km WNW of Round Valley, California · 15212 days ago · 11 km deep · 6 km away
  59. 2.03 km WNW of Round Valley, California · 15211 days ago · 4 km deep · 5 km away
  60. 1.62 km E of Mammoth Lakes, California · 15211 days ago · 3 km deep · 42 km away

The first 60 of at least 202.

Before

  1. 2.72 km NW of Round Valley, California · 15223 days ago · 9 km deep · 4 km away
  2. 2.63 km W of Round Valley, California · 15223 days ago · 3 km deep · 5 km away
  3. 2.15 km N of Round Valley, California · 15223 days ago · 9 km deep · 6 km away
  4. 1.9California-Nevada border region · 15223 days ago · 3 km deep · 10 km away
  5. 1.61 km SSW of Round Valley, California · 15223 days ago · 6 km deep · 2 km away
  6. 1.77 km WNW of Round Valley, California · 15223 days ago · 2 km deep · 9 km away
  7. 1.629 km ENE of Mono City, California · 15224 days ago · 6 km deep · 85 km away
  8. 1.66 km E of Swall Meadows, California · 15224 days ago · 4 km deep · 10 km away
  9. 1.54 km N of Round Valley, California · 15224 days ago · 8 km deep · 5 km away
  10. 1.86 km S of Aspen Springs, California · 15224 days ago · 3 km deep · 16 km away
  11. 2.64 km NW of Round Valley, California · 15224 days ago · 6 km deep · 6 km away
  12. 1.84 km WSW of Aspen Springs, California · 15224 days ago · 1 km deep · 22 km away
  13. 2.14 km WSW of Aspen Springs, California · 15224 days ago · 1 km deep · 22 km away
  14. 2.34 km WSW of Aspen Springs, California · 15224 days ago · 1 km deep · 22 km away
  15. 1.72 km N of Round Valley, California · 15224 days ago · 10 km deep · 3 km away
  16. 2.111 km E of Mammoth Lakes, California · 15225 days ago · 5 km deep · 35 km away
  17. 1.713 km E of Mammoth Lakes, CA · 15225 days ago · 5 km deep · 35 km away
  18. 2.15 km SSE of Swall Meadows, California · 15225 days ago · 8 km deep · 7 km away
  19. 1.611 km E of Mammoth Lakes, California · 15225 days ago · 5 km deep · 35 km away
  20. 1.830 km ENE of Mono City, California · 15225 days ago · 7 km deep · 85 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc39191 (also filed as ci59749). Read Sat, Oct 3, 2026, 8:55 AM UTC.