California earthquakes

M2.1 earthquake 24 km ENE of Hydesville, California

A magnitude 2.1 earthquake struck 24 km ENE of Hydesville, California on Tue, Dec 21, 1982, 4:30 PM PST (00:30 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M2.8 16 km WSW of Scotia, California. This one was a foreshock.

Hydesville forecastMore in California

Map

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

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The earthquake

Magnitude
2.1 (md), micro
Local time
UTC
1982-12-22 00:30:20 UTC
Depth
7.2 km (4.5 mi), shallow
Epicenter
40.605° N, 123.821° 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 0.7 km horizontally, 0.8 km in depth
Depth from
From location
Station coverage gap
179°
Stations used
8

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 85 in the 60 days after this one and 58 in the 30 days before it.

After

  1. 1.710 km SSE of Leggett, California · 15980 days ago · 0 km deep · 93 km away
  2. 2.816 km WSW of Scotia, California · 15980 days ago · 28 km deep · 43 km away
  3. 1.532 km SSW of Ferndale, California · 15979 days ago · 16 km deep · 62 km away
  4. 1.841 km SW of Ferndale, California · 15979 days ago · 23 km deep · 73 km away
  5. 1.79 km N of Laytonville, California · 15979 days ago · 4 km deep · 96 km away
  6. 2.120 km WNW of Indianola, California · 15978 days ago · 26 km deep · 56 km away
  7. 1.98 km WSW of Ferndale, California · 15977 days ago · 8 km deep · 46 km away
  8. 1.524 km SSW of Ferndale, California · 15977 days ago · 19 km deep · 54 km away
  9. 1.735 km SW of Scotia, California · 15976 days ago · 24 km deep · 63 km away
  10. 1.823 km SSE of Blue Lake, California · 15973 days ago · 22 km deep · 11 km away
  11. 2.420 km SSW of Ferndale, California · 15973 days ago · 30 km deep · 47 km away
  12. 2.116 km SW of Ferndale, California · 15972 days ago · 29 km deep · 50 km away
  13. 1.814 km SW of Ferndale, California · 15972 days ago · 26 km deep · 49 km away
  14. 1.817 km SW of Burnt Ranch, California · 15971 days ago · 23 km deep · 20 km away
  15. 1.96 km SSE of Hayfork, California · 15970 days ago · 20 km deep · 58 km away
  16. 1.623 km SSW of Ferndale, California · 15969 days ago · 12 km deep · 52 km away
  17. 3.810 km W of Trinidad, California · 15969 days ago · 29 km deep · 62 km away
  18. 2.019 km SE of Indianola, California · 15968 days ago · 26 km deep · 13 km away
  19. 2.712 km NW of Manila, California · 15968 days ago · 8 km deep · 52 km away
  20. 2.33 km WSW of Scotia, California · 15968 days ago · 11 km deep · 31 km away
  21. 1.718 km W of Indianola, California · 15967 days ago · 23 km deep · 54 km away
  22. 2.029 km W of Indianola, California · 15966 days ago · 23 km deep · 65 km away
  23. 1.622 km WNW of Ferndale, California · 15966 days ago · 25 km deep · 57 km away
  24. 1.627 km SW of Ferndale, California · 15966 days ago · 24 km deep · 63 km away
  25. 1.77 km SSE of Ferndale, California · 15966 days ago · 23 km deep · 36 km away
  26. 2.756 km WSW of Ferndale, California · 15965 days ago · 19 km deep · 93 km away
  27. 1.815 km SW of Scotia, California · 15963 days ago · 27 km deep · 43 km away
  28. 1.624 km SW of Scotia, California · 15963 days ago · 19 km deep · 51 km away
  29. 1.732 km SSW of Ferndale, California · 15963 days ago · 8 km deep · 60 km away
  30. 1.837 km SW of Ferndale, California · 15960 days ago · 22 km deep · 69 km away
  31. 2.11 km NNW of Redway, California · 15959 days ago · 20 km deep · 52 km away
  32. 2.517 km ENE of Weott, California · 15958 days ago · 8 km deep · 25 km away
  33. 2.14 km WNW of Manila, California · 15958 days ago · 16 km deep · 44 km away
  34. 2.716 km W of Samoa, California · 15958 days ago · 23 km deep · 54 km away
  35. 1.50 km NE of Fortuna, California · 15957 days ago · 20 km deep · 28 km away
  36. 1.734 km SW of Ferndale, California · 15957 days ago · 20 km deep · 66 km away
  37. 2.232 km WNW of Indianola, California · 15957 days ago · 19 km deep · 68 km away
  38. 1.939 km WNW of Samoa, California · 15956 days ago · 11 km deep · 78 km away
  39. 1.624 km SW of Scotia, California · 15955 days ago · 21 km deep · 51 km away
  40. 1.629 km SSW of Ferndale, California · 15955 days ago · 18 km deep · 57 km away
  41. 1.69 km SW of Scotia, California · 15955 days ago · 22 km deep · 37 km away
  42. 1.68 km E of Rio Dell, California · 15954 days ago · 20 km deep · 19 km away
  43. 2.215 km SW of Ferndale, California · 15954 days ago · 18 km deep · 51 km away
  44. 2.317 km SW of Ferndale, California · 15954 days ago · 21 km deep · 54 km away
  45. 1.925 km SW of Ferndale, California · 15953 days ago · 23 km deep · 59 km away
  46. 1.928 km WNW of Ferndale, California · 15953 days ago · 23 km deep · 65 km away
  47. 2.223 km W of Indianola, California · 15953 days ago · 23 km deep · 59 km away
  48. 1.519 km W of Indianola, California · 15953 days ago · 24 km deep · 55 km away
  49. 1.66 km N of Trinity Village, California · 15953 days ago · 28 km deep · 45 km away
  50. 2.938 km SW of Ferndale, California · 15952 days ago · 22 km deep · 70 km away
  51. 3.236 km SW of Ferndale, California · 15951 days ago · 23 km deep · 68 km away
  52. 2.545 km W of Ferndale, California · 15951 days ago · 17 km deep · 83 km away
  53. 2.09 km W of Rio Dell, California · 15951 days ago · 21 km deep · 36 km away
  54. 2.422 km SSW of Ferndale, California · 15949 days ago · 20 km deep · 53 km away
  55. 2.214 km WSW of Ferndale, California · 15949 days ago · 22 km deep · 51 km away
  56. 1.68 km SW of Ferndale, California · 15947 days ago · 25 km deep · 44 km away
  57. 1.7near the coast of Northern California · 15947 days ago · 29 km deep · 66 km away
  58. 2.06 km WSW of Rio Dell, California · 15946 days ago · 10 km deep · 34 km away
  59. 2.06 km NW of Redway, California · 15945 days ago · 19 km deep · 50 km away
  60. 2.721 km SW of Ferndale, California · 15944 days ago · 24 km deep · 55 km away

The first 60 of 85.

Before

  1. 3.019 km W of Shelter Cove, California · 15981 days ago · 2 km deep · 78 km away
  2. 2.043 km SW of Ferndale, California · 15983 days ago · 15 km deep · 78 km away
  3. 3.35 km E of Loleta, California · 15983 days ago · 23 km deep · 29 km away
  4. 2.361 km W of Ferndale, California · 15983 days ago · 3 km deep · 99 km away
  5. 1.63 km N of Ferndale, California · 15983 days ago · 19 km deep · 37 km away
  6. 2.93 km W of Scotia, California · 15984 days ago · 12 km deep · 30 km away
  7. 2.8Northern California · 15985 days ago · 8 km deep · 24 km away
  8. 2.52 km WSW of Scotia, California · 15986 days ago · 12 km deep · 30 km away
  9. 2.252 km W of Ferndale, California · 15986 days ago · 3 km deep · 89 km away
  10. 2.815 km SE of Indianola, California · 15986 days ago · 23 km deep · 17 km away
  11. 2.15 km W of Scotia, California · 15986 days ago · 12 km deep · 33 km away
  12. 2.03 km WSW of Scotia, California · 15987 days ago · 11 km deep · 30 km away
  13. 4.4near the coast of Northern California · 15987 days ago · 11 km deep · 31 km away
  14. 1.839 km SSW of Ferndale, California · 15987 days ago · 10 km deep · 68 km away
  15. 1.814 km NNE of Shelter Cove, California · 15987 days ago · 19 km deep · 52 km away
  16. 1.721 km WNW of Mad River, California · 15988 days ago · 24 km deep · 9 km away
  17. 3.65 km W of Hydesville, California · 15988 days ago · 19 km deep · 30 km away
  18. 2.323 km SW of Ferndale, California · 15988 days ago · 25 km deep · 58 km away
  19. 2.09 km WNW of Ferndale, California · 15989 days ago · 22 km deep · 46 km away
  20. 1.838 km SW of Ferndale, California · 15990 days ago · 20 km deep · 68 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1083329. Read Tue, Sep 22, 2026, 8:36 PM UTC.