California earthquakes

M2.8 earthquake 9 km S of Ferndale, California

A magnitude 2.8 earthquake struck 9 km S of Ferndale, California on Tue, Apr 2, 1985, 9:53 PM PST (05:53 UTC), 18 km (11 mi) below the surface.

A larger quake followed: M3.3 23 km SW of Scotia, California. This one was a foreshock.

Ferndale 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
2.8 (md), micro
Local time
UTC
1985-04-03 05:53:37 UTC
Depth
17.9 km (11.1 mi), shallow
Epicenter
40.489° N, 124.277° 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 1.0 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
240°, poorly surrounded by stations
Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 61 in the 60 days after this one and 22 in the 30 days before it.

After

  1. 2.09 km S of Ferndale, California · 15147 days ago · 18 km deep · 0 km away
  2. 3.323 km SW of Scotia, California · 15147 days ago · 20 km deep · 17 km away
  3. 2.354 km W of Ferndale, California · 15146 days ago · 4 km deep · 53 km away
  4. 2.715 km S of Scotia, California · 15144 days ago · 21 km deep · 20 km away
  5. 3.543 km SW of Ferndale, California · 15144 days ago · 23 km deep · 38 km away
  6. 1.827 km SW of Scotia, California · 15143 days ago · 9 km deep · 22 km away
  7. 2.237 km WSW of Ferndale, California · 15142 days ago · 25 km deep · 34 km away
  8. 1.65 km SSW of Redcrest, California · 15142 days ago · 21 km deep · 29 km away
  9. 2.314 km SSW of Scotia, California · 15142 days ago · 29 km deep · 17 km away
  10. 1.83 km WSW of Myers Flat, California · 15140 days ago · 5 km deep · 40 km away
  11. 3.089 km W of Ferndale, California · 15140 days ago · 35 km deep · 88 km away
  12. 2.18 km NE of Hydesville, California · 15140 days ago · 18 km deep · 25 km away
  13. 2.04 km SE of Ferndale, California · 15139 days ago · 23 km deep · 7 km away
  14. 2.73 km SE of Ferndale, California · 15139 days ago · 23 km deep · 7 km away
  15. 3.837 km SSW of Ferndale, California · 15137 days ago · 15 km deep · 29 km away
  16. 3.442 km WSW of Ferndale, California · 15137 days ago · 15 km deep · 40 km away
  17. 1.712 km ENE of Redcrest, California · 15136 days ago · 24 km deep · 38 km away
  18. 3.441 km WSW of Ferndale, California · 15134 days ago · 18 km deep · 36 km away
  19. 2.431 km W of Ferndale, California · 15133 days ago · 17 km deep · 32 km away
  20. 2.763 km WSW of Ferndale, California · 15132 days ago · -1 km deep · 61 km away
  21. 2.314 km WSW of Weott, California · 15131 days ago · 17 km deep · 28 km away
  22. 1.818 km W of Ferndale, California · 15129 days ago · 4 km deep · 18 km away
  23. 2.946 km WSW of Ferndale, California · 15129 days ago · 4 km deep · 43 km away
  24. 1.78 km SW of Weott, California · 15127 days ago · 4 km deep · 36 km away
  25. 3.028 km SW of Scotia, California · 15127 days ago · 9 km deep · 22 km away
  26. 3.423 km SSW of Scotia, California · 15127 days ago · 10 km deep · 22 km away
  27. 1.911 km WSW of Weott, California · 15123 days ago · 4 km deep · 32 km away
  28. 3.05 km NW of Fields Landing, California · 15123 days ago · 23 km deep · 31 km away
  29. 1.910 km S of Ferndale, California · 15121 days ago · 30 km deep · 2 km away
  30. 3.119 km SSW of Ferndale, California · 15120 days ago · 14 km deep · 10 km away
  31. 2.16 km NW of Alderpoint, California · 15118 days ago · 21 km deep · 60 km away
  32. 1.610 km WSW of Rio Dell, California · 15118 days ago · 18 km deep · 4 km away
  33. 2.115 km NW of Shelter Cove, California · 15118 days ago · 13 km deep · 42 km away
  34. 2.115 km WNW of Fields Landing, California · 15117 days ago · 14 km deep · 34 km away
  35. 1.81 km W of Indianola, California · 15116 days ago · 4 km deep · 22 km away
  36. 2.916 km W of Shelter Cove, California · 15116 days ago · 2 km deep · 51 km away
  37. 1.75 km WSW of Scotia, California · 15116 days ago · 12 km deep · 9 km away
  38. 2.344 km SW of Ferndale, California · 15114 days ago · 21 km deep · 37 km away
  39. 2.032 km SSW of Ferndale, California · 15113 days ago · 4 km deep · 24 km away
  40. 2.25 km WSW of Indianola, California · 15112 days ago · 4 km deep · 20 km away
  41. 1.65 km SSE of Benbow, California · 15111 days ago · 15 km deep · 68 km away
  42. 2.326 km W of Samoa, California · 15110 days ago · 18 km deep · 45 km away
  43. 3.119 km SW of Ferndale, California · 15109 days ago · 25 km deep · 12 km away
  44. 1.917 km W of Junction City, California · 15108 days ago · 2 km deep · 90 km away
  45. 1.95 km NW of Shelter Cove, California · 15107 days ago · 16 km deep · 49 km away
  46. 3.0off the coast of Northern California · 15106 days ago · 2 km deep · 75 km away
  47. 2.410 km NNE of Shelter Cove, California · 15106 days ago · 20 km deep · 47 km away
  48. 2.630 km SW of Ferndale, California · 15105 days ago · 17 km deep · 23 km away
  49. 3.394 km W of Ferndale, California · 15103 days ago · 3 km deep · 93 km away
  50. 3.911 km W of Indianola, California · 15102 days ago · 20 km deep · 23 km away
  51. 2.586 km W of Ferndale, California · 15101 days ago · 4 km deep · 84 km away
  52. 2.913km SSE of Willow Creek, CA · 15099 days ago · 13 km deep · 70 km away
  53. 2.519 km SSW of Scotia, California · 15099 days ago · 30 km deep · 18 km away
  54. 2.08 km SSW of Scotia, California · 15096 days ago · -1 km deep · 14 km away
  55. 1.610 km SSE of Blue Lake, California · 15095 days ago · 5 km deep · 44 km away
  56. 1.91 km SW of Burnt Ranch, California · 15095 days ago · 20 km deep · 75 km away
  57. 2.14 km SW of Scotia, California · 15091 days ago · 25 km deep · 12 km away
  58. 2.021 km WNW of Indianola, California · 15091 days ago · 4 km deep · 35 km away
  59. 1.69 km SSE of Ferndale, California · 15091 days ago · 20 km deep · 5 km away
  60. 2.323 km NNE of Trinity Village, California · 15090 days ago · 31 km deep · 97 km away

The first 60 of 61.

Before

  1. 3.59 km S of Ferndale, California · 15148 days ago · 18 km deep · 1 km away
  2. 1.98 km SSW of Ferndale, California · 15148 days ago · 19 km deep · 2 km away
  3. 1.72 km ESE of Garberville, California · 15150 days ago · 20 km deep · 62 km away
  4. 2.843 km SSW of Ferndale, California · 15150 days ago · 11 km deep · 35 km away
  5. 2.031 km SSW of Ferndale, California · 15151 days ago · 4 km deep · 23 km away
  6. 1.815 km N of Shelter Cove, California · 15152 days ago · 23 km deep · 39 km away
  7. 3.071 km W of Ferndale, California · 15152 days ago · 4 km deep · 72 km away
  8. 2.48 km ESE of Hydesville, California · 15153 days ago · 20 km deep · 23 km away
  9. 2.322 km S of Ruth, California · 15154 days ago · 8 km deep · 95 km away
  10. 1.621 km S of Ruth, California · 15154 days ago · 6 km deep · 96 km away
  11. 2.521 km WSW of Scotia, California · 15156 days ago · 22 km deep · 13 km away
  12. 2.831 km SW of Scotia, California · 15157 days ago · 21 km deep · 24 km away
  13. 1.930 km SSW of Ferndale, California · 15159 days ago · 7 km deep · 21 km away
  14. 2.49 km S of Ferndale, California · 15159 days ago · 26 km deep · 0 km away
  15. 2.932 km SW of Ferndale, California · 15160 days ago · 20 km deep · 25 km away
  16. 3.043 km SW of Ferndale, California · 15161 days ago · 18 km deep · 37 km away
  17. 1.827 km WSW of Leggett, California · 15162 days ago · 2 km deep · 87 km away
  18. 2.312 km W of Indianola, California · 15163 days ago · 19 km deep · 25 km away
  19. 1.832 km SSW of Ferndale, California · 15165 days ago · 4 km deep · 24 km away
  20. 2.761 km WSW of Ferndale, California · 15166 days ago · 25 km deep · 57 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc46152. Read Tue, Sep 22, 2026, 9:18 PM UTC.