California earthquakes

M2.5 earthquake 85 km WSW of Ferndale, California

A magnitude 2.5 earthquake struck 85 km WSW of Ferndale, California on Sun, Jun 30, 1985, 1:10 AM PDT (08:10 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.4 2 km NNW of Fields Landing, 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
2.5 (md), micro
Local time
UTC
1985-06-30 08:10:47 UTC
Depth
4.7 km (2.9 mi), shallow
Epicenter
40.306° N, 125.210° 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 19.3 km horizontally, 20.9 km in depth
Depth from
From location
Station coverage gap
322°, 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: 38 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 3.42 km NNW of Fields Landing, California · 15057 days ago · 7 km deep · 96 km away
  2. 2.139 km WSW of Ferndale, California · 15056 days ago · 19 km deep · 47 km away
  3. 2.031 km SW of Ferndale, California · 15055 days ago · 19 km deep · 59 km away
  4. 1.67 km W of Loleta, California · 15055 days ago · 4 km deep · 85 km away
  5. 2.43 km WNW of Fields Landing, California · 15055 days ago · 4 km deep · 94 km away
  6. 1.65 km SSE of Ferndale, California · 15055 days ago · 18 km deep · 86 km away
  7. 1.85 km SW of Ferndale, California · 15054 days ago · 13 km deep · 81 km away
  8. 2.128 km SW of Ferndale, California · 15054 days ago · 17 km deep · 62 km away
  9. 1.615 km WSW of Weott, California · 15053 days ago · 4 km deep · 96 km away
  10. 2.319 km NNW of Shelter Cove, California · 15053 days ago · 4 km deep · 93 km away
  11. 2.817 km WNW of Indianola, California · 15052 days ago · 6 km deep · 81 km away
  12. 1.619 km SW of Weott, California · 15051 days ago · 4 km deep · 96 km away
  13. 1.8near the coast of Northern California · 15051 days ago · 17 km deep · 65 km away
  14. 1.7near the coast of Northern California · 15050 days ago · 4 km deep · 66 km away
  15. 2.810 km W of Scotia, California · 15049 days ago · 22 km deep · 85 km away
  16. 2.210 km W of Scotia, California · 15049 days ago · 21 km deep · 85 km away
  17. 2.123 km SSW of Scotia, California · 15048 days ago · 11 km deep · 81 km away
  18. 3.329 km W of Shelter Cove, California · 15046 days ago · 5 km deep · 73 km away
  19. 2.436 km SW of Ferndale, California · 15046 days ago · 9 km deep · 58 km away
  20. 3.685 km W of Ferndale, California · 15043 days ago · 11 km deep · 17 km away
  21. 3.09km N of Petrolia, CA · 15041 days ago · 24 km deep · 80 km away
  22. 1.715 km W of Weott, California · 15040 days ago · 11 km deep · 94 km away
  23. 2.220 km W of Weott, California · 15038 days ago · 5 km deep · 89 km away
  24. 2.112 km WSW of Weott, California · 15038 days ago · 0 km deep · 99 km away
  25. 4.389 km WNW of Samoa, California · 15036 days ago · 5 km deep · 77 km away
  26. 5.063 km WSW of Ferndale, California · 15033 days ago · 4 km deep · 24 km away
  27. 2.627 km SSW of Ferndale, California · 15030 days ago · 15 km deep · 67 km away
  28. 4.281 km WSW of Ferndale, California · 15029 days ago · 4 km deep · 11 km away
  29. 2.680 km WSW of Ferndale, California · 15029 days ago · 4 km deep · 7 km away
  30. 2.779 km W of Ferndale, California · 15020 days ago · 3 km deep · 19 km away
  31. 1.923 km SW of Scotia, California · 15014 days ago · 8 km deep · 75 km away
  32. 2.126 km SW of Scotia, California · 15011 days ago · 10 km deep · 73 km away
  33. 2.146 km W of Ferndale, California · 15007 days ago · 21 km deep · 40 km away
  34. 1.935 km SW of Ferndale, California · 15007 days ago · 12 km deep · 60 km away
  35. 2.336 km SW of Ferndale, California · 15004 days ago · 20 km deep · 59 km away
  36. 2.028 km SSW of Ferndale, California · 15002 days ago · 13 km deep · 67 km away
  37. 2.644 km WSW of Ferndale, California · 15001 days ago · 17 km deep · 43 km away
  38. 2.599 km W of Indianola, California · 15000 days ago · 5 km deep · 64 km away

Before

  1. 2.114 km WNW of Ferndale, California · 15062 days ago · 15 km deep · 75 km away
  2. 2.510 km NW of Fields Landing, California · 15063 days ago · 26 km deep · 92 km away
  3. 3.328 km SW of Scotia, California · 15066 days ago · 10 km deep · 73 km away
  4. 2.923 km SSW of Ferndale, California · 15070 days ago · 17 km deep · 71 km away
  5. 2.05 km WNW of Samoa, California · 15077 days ago · 4 km deep · 100 km away
  6. 2.116 km WSW of Weott, California · 15083 days ago · 4 km deep · 94 km away
  7. 2.152 km SW of Ferndale, California · 15087 days ago · 19 km deep · 40 km away
  8. 2.628 km SW of Ferndale, California · 15087 days ago · 24 km deep · 59 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc51163. Read Tue, Sep 22, 2026, 12:29 PM UTC.