California earthquakes

M4.2 earthquake 32 km SW of Ferndale, California

A magnitude 4.2 earthquake struck 32 km SW of Ferndale, California on Wed, Apr 15, 1987, 9:52 PM PDT (04:52 UTC), 25 km (16 mi) below the surface.

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
4.2 (ml), light
Local time
UTC
1987-04-16 04:52:31 UTC
Depth
25.4 km (15.8 mi), shallow
Epicenter
40.391° N, 124.554° 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 0.6 km horizontally, 0.8 km in depth
Depth from
From location
Station coverage gap
228°, poorly surrounded by stations
Stations used
45

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 36 in the 60 days after this one and 16 in the 30 days before it.

After

  1. 3.2near the coast of Northern California · 14404 days ago · 24 km deep · 3 km away
  2. 2.635 km SW of Ferndale, California · 14404 days ago · 24 km deep · 5 km away
  3. 1.745 km WSW of Ferndale, California · 14404 days ago · 4 km deep · 19 km away
  4. 2.831 km WSW of Ferndale, California · 14404 days ago · 24 km deep · 4 km away
  5. 2.526 km SSW of Ferndale, California · 14401 days ago · 16 km deep · 11 km away
  6. 2.635 km SW of Ferndale, California · 14400 days ago · 25 km deep · 5 km away
  7. 3.588 km W of Ferndale, California · 14399 days ago · 8 km deep · 63 km away
  8. 2.583 km W of Ferndale, California · 14399 days ago · 4 km deep · 58 km away
  9. 1.89 km SSE of Blue Lake, California · 14394 days ago · 26 km deep · 70 km away
  10. 2.737 km SW of Ferndale, California · 14393 days ago · 20 km deep · 9 km away
  11. 2.727 km SSW of Ferndale, California · 14393 days ago · -1 km deep · 12 km away
  12. 2.110 km SSW of Scotia, California · 14393 days ago · 4 km deep · 35 km away
  13. 2.73 km W of Mad River, California · 14390 days ago · 29 km deep · 85 km away
  14. 2.917 km NE of Myers Flat, California · 14389 days ago · 22 km deep · 70 km away
  15. 2.724 km SSW of Ferndale, California · 14388 days ago · 18 km deep · 15 km away
  16. 2.318 km NW of Mad River, California · 14384 days ago · 16 km deep · 75 km away
  17. 3.728 km SW of Scotia, California · 14383 days ago · 1 km deep · 22 km away
  18. 2.7near the coast of Northern California · 14383 days ago · 18 km deep · 10 km away
  19. 2.328 km SSW of Ferndale, California · 14383 days ago · 18 km deep · 10 km away
  20. 2.016 km W of Ferndale, California · 14381 days ago · 24 km deep · 22 km away
  21. 2.894 km WSW of Ferndale, California · 14378 days ago · 1 km deep · 66 km away
  22. 2.16 km S of Scotia, California · 14375 days ago · 4 km deep · 40 km away
  23. 2.211 km WSW of Scotia, California · 14372 days ago · 24 km deep · 29 km away
  24. 2.316 km NW of Mad River, California · 14371 days ago · 20 km deep · 77 km away
  25. 2.012 km ESE of Indianola, California · 14370 days ago · 14 km deep · 65 km away
  26. 2.14 km NNW of Mad River, California · 14366 days ago · 2 km deep · 87 km away
  27. 1.824 km SSW of Ferndale, California · 14366 days ago · 14 km deep · 16 km away
  28. 1.723 km SSW of Ferndale, California · 14366 days ago · 13 km deep · 18 km away
  29. 1.731 km SSW of Ferndale, California · 14365 days ago · 4 km deep · 16 km away
  30. 1.916 km NNE of Redcrest, California · 14365 days ago · -1 km deep · 60 km away
  31. 3.336 km SW of Ferndale, California · 14365 days ago · 19 km deep · 9 km away
  32. 2.59 km SW of Scotia, California · 14361 days ago · 28 km deep · 32 km away
  33. 2.233 km SSW of Ferndale, California · 14360 days ago · 10 km deep · 13 km away
  34. 1.722 km W of Trinidad, California · 14351 days ago · 4 km deep · 76 km away
  35. 2.611 km SW of Scotia, California · 14348 days ago · 27 km deep · 29 km away
  36. 3.873 km WSW of Ferndale, California · 14345 days ago · 4 km deep · 44 km away

Before

  1. 2.578 km W of Ferndale, California · 14404 days ago · 4 km deep · 53 km away
  2. 3.669 km WSW of Ferndale, California · 14405 days ago · 38 km deep · 43 km away
  3. 3.030 km W of Indianola, California · 14406 days ago · 23 km deep · 33 km away
  4. 2.788 km W of Ferndale, California · 14407 days ago · 13 km deep · 64 km away
  5. 3.2112 km W of Ferndale, California · 14408 days ago · 2 km deep · 86 km away
  6. 2.229 km SW of Ferndale, California · 14409 days ago · 18 km deep · 7 km away
  7. 2.07 km ESE of Scotia, California · 14412 days ago · 0 km deep · 46 km away
  8. 2.442 km WSW of Ferndale, California · 14412 days ago · 23 km deep · 13 km away
  9. 1.817 km SW of Scotia, California · 14415 days ago · 4 km deep · 27 km away
  10. 2.1near the coast of Northern California · 14418 days ago · 11 km deep · 10 km away
  11. 2.236 km WSW of Ferndale, California · 14420 days ago · 23 km deep · 8 km away
  12. 2.136 km WSW of Ferndale, California · 14420 days ago · 25 km deep · 9 km away
  13. 3.633 km WSW of Ferndale, California · 14420 days ago · 23 km deep · 6 km away
  14. 1.813 km ESE of Blue Lake, California · 14420 days ago · 5 km deep · 77 km away
  15. 1.727 km SW of Scotia, California · 14422 days ago · 4 km deep · 23 km away
  16. 2.392 km W of Ferndale, California · 14424 days ago · 5 km deep · 67 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc98685 (also filed as usp000346u). Read Tue, Sep 22, 2026, 8:44 AM UTC.