California earthquakes

M1.7 earthquake 7 km NNE of Belden, California

A magnitude 1.7 earthquake struck 7 km NNE of Belden, California on Fri, Aug 20, 1982, 9:06 PM PDT (04:06 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M3.2 2 km W of Hamilton 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
1.7 (md), micro
Local time
UTC
1982-08-21 04:06:10 UTC
Depth
7.1 km (4.4 mi), shallow
Epicenter
40.069° N, 121.206° 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 2.3 km horizontally, 12.9 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
210°, poorly surrounded by stations
Stations used
6

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 69 in the 60 days after this one and 31 in the 30 days before it.

After

  1. 2.09 km W of Old Station, California · 16110 days ago · 2 km deep · 74 km away
  2. 1.85 km W of Old Station, California · 16110 days ago · 6 km deep · 71 km away
  3. 2.79 km W of Old Station, California · 16110 days ago · 2 km deep · 73 km away
  4. 2.37 km NW of Old Station, California · 16108 days ago · 5 km deep · 77 km away
  5. 1.615 km SSW of Old Station, California · 16108 days ago · 3 km deep · 59 km away
  6. 2.016 km ESE of Artois, California · 16107 days ago · 10 km deep · 88 km away
  7. 1.810 km ESE of Bend, California · 16106 days ago · 10 km deep · 78 km away
  8. 2.110 km W of Old Station, California · 16106 days ago · 2 km deep · 75 km away
  9. 2.212 km NE of Millville, California · 16104 days ago · 3 km deep · 96 km away
  10. 2.24 km WSW of Old Station, California · 16104 days ago · 7 km deep · 70 km away
  11. 2.210 km W of Old Station, California · 16101 days ago · 2 km deep · 74 km away
  12. 2.013 km W of Old Station, California · 16101 days ago · 7 km deep · 73 km away
  13. 2.29 km W of Old Station, California · 16099 days ago · 3 km deep · 73 km away
  14. 1.63 km S of Oroville East, California · 16098 days ago · 5 km deep · 70 km away
  15. 2.431 km SE of Nubieber, California · 16097 days ago · 18 km deep · 92 km away
  16. 1.73 km NNW of Lake Almanor West, California · 16096 days ago · 3 km deep · 22 km away
  17. 1.98 km W of Old Station, California · 16095 days ago · 4 km deep · 73 km away
  18. 2.08 km W of Old Station, California · 16094 days ago · 2 km deep · 72 km away
  19. 1.88 km W of Old Station, California · 16094 days ago · 3 km deep · 72 km away
  20. 1.721 km N of Mineral, California · 16094 days ago · 11 km deep · 63 km away
  21. 2.210 km W of Old Station, California · 16093 days ago · 0 km deep · 73 km away
  22. 1.81 km NE of South Oroville, California · 16092 days ago · 7 km deep · 69 km away
  23. 1.60 km ENE of Chico, California · 16092 days ago · 5 km deep · 65 km away
  24. 1.715 km SW of Old Station, California · 16091 days ago · 2 km deep · 66 km away
  25. 2.59 km W of Old Station, California · 16090 days ago · 3 km deep · 73 km away
  26. 1.53 km ESE of Paynes Creek, California · 16089 days ago · 0 km deep · 64 km away
  27. 2.114 km WSW of Lake Almanor West, California · 16088 days ago · 3 km deep · 19 km away
  28. 2.220 km ENE of Shingletown, California · 16087 days ago · 4 km deep · 65 km away
  29. 1.813 km ENE of Butte Meadows, California · 16086 days ago · 6 km deep · 17 km away
  30. 2.72 km NNE of Chilcoot-Vinton, California · 16085 days ago · 3 km deep · 95 km away
  31. 2.0Northern California · 16084 days ago · 5 km deep · 62 km away
  32. 1.64 km SW of Hamilton City, California · 16083 days ago · 15 km deep · 83 km away
  33. 3.22 km W of Hamilton City, California · 16080 days ago · 22 km deep · 80 km away
  34. 1.713 km S of Old Station, California · 16080 days ago · 3 km deep · 57 km away
  35. 2.812 km W of Chester, California · 16078 days ago · 10 km deep · 29 km away
  36. 1.913 km W of Chester, California · 16078 days ago · 3 km deep · 29 km away
  37. 1.712 km WSW of Chester, California · 16078 days ago · 3 km deep · 28 km away
  38. 1.814 km W of Chester, California · 16077 days ago · 3 km deep · 30 km away
  39. 2.04 km S of Mineral, CA · 16077 days ago · 5 km deep · 43 km away
  40. 2.37 km SSW of Taylorsville, California · 16077 days ago · 5 km deep · 30 km away
  41. 2.56 km NNE of Los Molinos, California · 16077 days ago · 16 km deep · 73 km away
  42. 1.613 km W of Chester, California · 16076 days ago · 11 km deep · 29 km away
  43. 2.24 km S of Hamilton City, California · 16076 days ago · 17 km deep · 80 km away
  44. 1.513 km W of Chester, California · 16076 days ago · 3 km deep · 31 km away
  45. 1.74 km SSW of Hamilton City, California · 16075 days ago · 18 km deep · 81 km away
  46. 1.713 km W of Chester, California · 16075 days ago · 9 km deep · 28 km away
  47. 2.03 km E of Canyondam, California · 16072 days ago · 4 km deep · 19 km away
  48. 2.15 km SW of Chester, California · 16069 days ago · 3 km deep · 24 km away
  49. 2.310 km WNW of Cohasset, California · 16069 days ago · 16 km deep · 57 km away
  50. 2.11 km WNW of Prattville, California · 16068 days ago · 5 km deep · 16 km away
  51. 1.713 km NNE of Mineral, California · 16067 days ago · 2 km deep · 51 km away
  52. 2.7Northern California · 16066 days ago · 6 km deep · 81 km away
  53. 2.71 km W of Rackerby, California · 16066 days ago · 30 km deep · 71 km away
  54. 1.515 km NNE of Mineral, California · 16065 days ago · 2 km deep · 52 km away
  55. 2.115 km NE of Mineral, California · 16065 days ago · 3 km deep · 49 km away
  56. 1.816 km NNW of Chester, California · 16061 days ago · -1 km deep · 43 km away
  57. 2.86 km W of Hamilton City, California · 16060 days ago · 19 km deep · 84 km away
  58. 2.23 km S of Hamilton City, California · 16060 days ago · 18 km deep · 80 km away
  59. 1.83 km S of Chester, California · 16056 days ago · 3 km deep · 23 km away
  60. 1.91 km SSE of Chester, California · 16055 days ago · 3 km deep · 25 km away

The first 60 of 69.

Before

  1. 2.18 km W of Old Station, California · 16111 days ago · 3 km deep · 72 km away
  2. 2.09 km W of Old Station, California · 16112 days ago · 4 km deep · 73 km away
  3. 2.99 km W of Old Station, California · 16112 days ago · 2 km deep · 73 km away
  4. 2.29 km W of Old Station, California · 16113 days ago · 3 km deep · 73 km away
  5. 2.88 km W of Old Station, California · 16113 days ago · 1 km deep · 72 km away
  6. 2.38 km NE of Berry Creek, California · 16113 days ago · 4 km deep · 42 km away
  7. 2.27 km W of Old Station, California · 16113 days ago · 6 km deep · 72 km away
  8. 2.417 km W of Old Station, California · 16113 days ago · 10 km deep · 77 km away
  9. 3.08 km W of Old Station, California · 16114 days ago · 4 km deep · 73 km away
  10. 1.82 km NNE of Princeton, California · 16115 days ago · 12 km deep · 99 km away
  11. 1.99 km SSW of Lake Almanor West, California · 16116 days ago · 7 km deep · 11 km away
  12. 2.79 km SW of Prattville, California · 16116 days ago · 5 km deep · 10 km away
  13. 3.28 km SE of Janesville, California · 16117 days ago · 14 km deep · 67 km away
  14. 2.94 km S of Cassel, California · 16120 days ago · -2 km deep · 95 km away
  15. 2.24 km NNW of Hat Creek, California · 16121 days ago · 1 km deep · 93 km away
  16. 2.34 km S of Cassel, California · 16121 days ago · -1 km deep · 95 km away
  17. 2.218 km N of Mineral, California · 16121 days ago · 13 km deep · 60 km away
  18. 2.34 km SSE of Cassel, California · 16121 days ago · -2 km deep · 94 km away
  19. 2.55 km WNW of Hamilton City, California · 16122 days ago · 24 km deep · 82 km away
  20. 2.115 km ENE of Shingletown, California · 16123 days ago · 3 km deep · 71 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1077818. Read Tue, Sep 29, 2026, 4:35 PM UTC.