California earthquakes

M1.7 earthquake 5 km NNE of Belden, California

A magnitude 1.7 earthquake struck 5 km NNE of Belden, California on Sun, Aug 25, 1985, 3:43 AM PDT (10:43 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M1.9 9 km NNW of Old Station, 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
1.7 (md), micro
Local time
UTC
1985-08-25 10:43:01 UTC
Depth
2.7 km (1.7 mi), shallow
Epicenter
40.051° N, 121.221° 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 0.4 km horizontally, 3.7 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
201°, poorly surrounded by stations
Stations used
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 62 in the 60 days after this one and 28 in the 30 days before it.

After

  1. 1.64 km N of Belden, California · 15003 days ago · 4 km deep · 2 km away
  2. 1.99 km NNW of Old Station, California · 15002 days ago · 6 km deep · 81 km away
  3. 1.84 km E of Canyondam, California · 15002 days ago · 2 km deep · 22 km away
  4. 1.93 km E of Sierraville, California · 15001 days ago · 12 km deep · 92 km away
  5. 2.34 km NNE of Plumas Eureka, California · 15000 days ago · 11 km deep · 56 km away
  6. 2.52 km WNW of Sattley, California · 14999 days ago · 3 km deep · 81 km away
  7. 1.83 km NW of Greenville, California · 14998 days ago · 2 km deep · 24 km away
  8. 1.63 km NNW of Belden, California · 14995 days ago · 1 km deep · 4 km away
  9. 2.14 km NW of Spring Garden, California · 14994 days ago · 4 km deep · 36 km away
  10. 1.813 km ESE of Mineral, California · 14994 days ago · 8 km deep · 34 km away
  11. 2.114 km NNE of Mineral, California · 14992 days ago · 2 km deep · 54 km away
  12. 2.613 km NNE of Mineral, California · 14992 days ago · 2 km deep · 54 km away
  13. 1.613 km NNE of Mineral, California · 14992 days ago · 2 km deep · 54 km away
  14. 1.613 km NNE of Mineral, California · 14992 days ago · 2 km deep · 54 km away
  15. 3.49 km NNW of Princeton, California · 14990 days ago · 19 km deep · 95 km away
  16. 2.03 km N of Hamilton Branch, California · 14985 days ago · 11 km deep · 30 km away
  17. 2.27 km SE of Millville, California · 14985 days ago · 19 km deep · 91 km away
  18. 1.713 km SE of Millville, California · 14984 days ago · 4 km deep · 85 km away
  19. 1.619 km NNE of Shingletown, California · 14982 days ago · 13 km deep · 81 km away
  20. 2.013 km SW of Durham, California · 14978 days ago · 18 km deep · 81 km away
  21. 1.63 km SE of Prattville, California · 14978 days ago · 3 km deep · 17 km away
  22. 1.71 km SE of Chester, California · 14977 days ago · 3 km deep · 27 km away
  23. 2.05 km SSW of Graeagle, California · 14973 days ago · 3 km deep · 62 km away
  24. 2.010 km NW of Cohasset, California · 14973 days ago · 5 km deep · 51 km away
  25. 2.312 km NE of Vina, California · 14972 days ago · 0 km deep · 62 km away
  26. 1.91 km W of Sierraville, California · 14972 days ago · 7 km deep · 88 km away
  27. 1.93 km SE of Prattville, California · 14971 days ago · 3 km deep · 18 km away
  28. 2.54 km SSE of Prattville, California · 14971 days ago · -2 km deep · 15 km away
  29. 1.63 km SE of Prattville, California · 14971 days ago · 4 km deep · 17 km away
  30. 1.93 km SE of Prattville, California · 14971 days ago · 3 km deep · 17 km away
  31. 2.15 km NNE of Belden, California · 14971 days ago · 2 km deep · 1 km away
  32. 2.23 km ENE of Canyondam, California · 14971 days ago · 3 km deep · 22 km away
  33. 1.54 km NNW of Lake Almanor Peninsula, California · 14968 days ago · 16 km deep · 30 km away
  34. 1.52 km ESE of Paynes Creek, California · 14968 days ago · 9 km deep · 65 km away
  35. 2.12 km ESE of Hamilton Branch, California · 14967 days ago · 7 km deep · 27 km away
  36. 1.52 km ESE of Prattville, California · 14966 days ago · 14 km deep · 18 km away
  37. 2.19 km NE of Vina, California · 14966 days ago · 0 km deep · 65 km away
  38. 2.98 km N of Old Station, California · 14958 days ago · 7 km deep · 80 km away
  39. 1.814 km WNW of Cohasset, California · 14958 days ago · 5 km deep · 56 km away
  40. 2.03 km ENE of Canyondam, California · 14958 days ago · 3 km deep · 22 km away
  41. 1.56 km N of Old Station, California · 14955 days ago · 16 km deep · 78 km away
  42. 2.610 km ENE of Artois, California · 14954 days ago · 22 km deep · 86 km away
  43. 2.015 km N of Lake Davis, California · 14954 days ago · 4 km deep · 65 km away
  44. 2.26 km W of Mineral, California · 14953 days ago · 2 km deep · 51 km away
  45. 1.74 km SE of Palermo, California · 14953 days ago · 6 km deep · 76 km away
  46. 2.010 km NE of Greenville, California · 14953 days ago · 7 km deep · 35 km away
  47. 1.524 km NNW of Susanville, California · 14952 days ago · 2 km deep · 71 km away
  48. 1.84 km S of Oroville East, California · 14949 days ago · 0 km deep · 68 km away
  49. 2.03 km WNW of Greenville, California · 14949 days ago · 0 km deep · 23 km away
  50. 3.04 km S of Sierraville, California · 14948 days ago · 3 km deep · 92 km away
  51. 1.54 km SSE of Sierraville, California · 14948 days ago · 8 km deep · 92 km away
  52. 2.03 km SSW of Sierraville, California · 14948 days ago · -2 km deep · 90 km away
  53. 2.23 km SSE of Sierraville, California · 14948 days ago · 7 km deep · 92 km away
  54. 3.09 km WNW of Chester, California · 14948 days ago · 0 km deep · 34 km away
  55. 1.514 km NNE of Mineral, California · 14947 days ago · 12 km deep · 53 km away
  56. 1.614 km NNW of Mineral, California · 14947 days ago · 4 km deep · 59 km away
  57. 1.59 km NW of Chester, California · 14947 days ago · 8 km deep · 36 km away
  58. 2.34 km SSE of Nevada City, California · 14947 days ago · 11 km deep · 94 km away
  59. 2.25 km NNW of Belden, California · 14945 days ago · 8 km deep · 4 km away
  60. 2.31 km NNE of Susanville, California · 14944 days ago · 0 km deep · 64 km away

The first 60 of 62.

Before

  1. 1.65 km NNE of Belden, California · 15003 days ago · 0 km deep · 1 km away
  2. 3.24 km N of Belden, California · 15003 days ago · 0 km deep · 2 km away
  3. 1.94 km NW of Lake Almanor Country Club, California · 15005 days ago · 5 km deep · 25 km away
  4. 2.54 km SE of Iron Horse, California · 15006 days ago · 7 km deep · 73 km away
  5. 1.99 km WNW of Cohasset, California · 15006 days ago · 16 km deep · 54 km away
  6. 1.96km ESE of Millville, CA · 15006 days ago · 17 km deep · 94 km away
  7. 2.23 km SE of Prattville, California · 15008 days ago · 7 km deep · 18 km away
  8. 1.63 km ESE of Prattville, California · 15009 days ago · 3 km deep · 18 km away
  9. 2.14 km SSE of Canyondam, California · 15009 days ago · 2 km deep · 17 km away
  10. 3.14 km S of Prattville, California · 15010 days ago · -2 km deep · 14 km away
  11. 2.08 km NE of Vina, California · 15012 days ago · 1 km deep · 65 km away
  12. 1.95 km NE of Crescent Mills, California · 15013 days ago · 3 km deep · 32 km away
  13. 2.39 km SE of Rancho Tehama Reserve, California · 15015 days ago · 5 km deep · 94 km away
  14. 1.84 km S of Hamilton City, California · 15016 days ago · 5 km deep · 78 km away
  15. 1.93 km SW of Canyondam, California · 15016 days ago · 3 km deep · 15 km away
  16. 3.65 km SSW of Canyondam, California · 15016 days ago · -2 km deep · 13 km away
  17. 2.32 km NNW of Plumas Eureka, California · 15018 days ago · -2 km deep · 54 km away
  18. 2.2Northern California · 15018 days ago · -2 km deep · 95 km away
  19. 1.512 km E of Paynes Creek, California · 15018 days ago · 11 km deep · 56 km away
  20. 2.03 km ESE of Prattville, California · 15022 days ago · 11 km deep · 18 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc55312. Read Tue, Sep 22, 2026, 5:27 PM UTC.