California earthquakes

M1.8 earthquake 18 km WSW of Weott, California

A magnitude 1.8 earthquake struck 18 km WSW of Weott, California on Tue, Feb 12, 1991, 12:57 PM PST (20:57 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M4.2 80 km W of Ferndale, California. This one was a foreshock.

Shelter Cove 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
1.8 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1991-02-12 20:57:18 UTC
Depth
13.1 km (8.1 mi), shallow
Epicenter
40.240° N, 124.112° 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 0.5 km horizontally, 1.0 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
135°
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: 63 in the 60 days after this one and 38 in the 30 days before it.

After

  1. 1.620 km WSW of Weott, California · 13018 days ago · 13 km deep · 2 km away
  2. 2.856 km WNW of Shelter Cove, California · 13017 days ago · 56 km deep · 53 km away
  3. 1.819 km SSW of Scotia, California · 13017 days ago · 22 km deep · 14 km away
  4. 1.613 km N of Brooktrails, California · 13014 days ago · 5 km deep · 97 km away
  5. 2.335 km SW of Ferndale, California · 13014 days ago · 20 km deep · 42 km away
  6. 1.614 km N of Brooktrails, California · 13014 days ago · 3 km deep · 97 km away
  7. 1.619 km WSW of Weott, California · 13013 days ago · 4 km deep · 6 km away
  8. 3.811 km WNW of Ferndale, California · 13013 days ago · 18 km deep · 47 km away
  9. 1.69 km NW of Laytonville, California · 13010 days ago · 13 km deep · 72 km away
  10. 2.04 km N of Laytonville, California · 13010 days ago · 6 km deep · 79 km away
  11. 4.280 km W of Ferndale, California · 13009 days ago · 4 km deep · 97 km away
  12. 1.932 km W of Ferndale, California · 13007 days ago · 8 km deep · 55 km away
  13. 1.531 km SW of Scotia, California · 13007 days ago · 8 km deep · 25 km away
  14. 3.216 km SSW of Douglas City, California · 13006 days ago · 39 km deep · 99 km away
  15. 2.534 km SW of Scotia, California · 13005 days ago · 22 km deep · 26 km away
  16. 1.930 km SW of Scotia, California · 13004 days ago · 9 km deep · 22 km away
  17. 2.24 km NNW of Laytonville, California · 13003 days ago · 10 km deep · 77 km away
  18. 2.982 km W of Ferndale, California · 13003 days ago · 4 km deep · 99 km away
  19. 1.93 km N of Laytonville, California · 13003 days ago · 11 km deep · 79 km away
  20. 2.212 km SSW of Willow Creek, California · 13003 days ago · 21 km deep · 75 km away
  21. 1.725 km SSW of Ferndale, California · 13003 days ago · 17 km deep · 26 km away
  22. 1.89 km N of Covelo, California · 12998 days ago · 11 km deep · 84 km away
  23. 1.717 km W of Weott, California · 12998 days ago · 4 km deep · 8 km away
  24. 3.626 km WSW of Burnt Ranch, California · 12997 days ago · 2 km deep · 60 km away
  25. 2.536 km SSW of Ferndale, California · 12997 days ago · 20 km deep · 32 km away
  26. 2.654km W of Petrolia, CA · 12997 days ago · 10 km deep · 69 km away
  27. 1.613 km NW of Brooktrails, California · 12996 days ago · 1 km deep · 95 km away
  28. 2.321 km SSE of Hayfork, California · 12996 days ago · 41 km deep · 89 km away
  29. 1.921 km SW of Scotia, California · 12995 days ago · 12 km deep · 16 km away
  30. 2.326 km SW of Ferndale, California · 12995 days ago · 18 km deep · 34 km away
  31. 1.618 km W of Weott, California · 12995 days ago · 4 km deep · 8 km away
  32. 1.5near the coast of Northern California · 12994 days ago · 4 km deep · 8 km away
  33. 2.214 km W of Weott, California · 12994 days ago · 11 km deep · 8 km away
  34. 2.834 km SW of Scotia, California · 12994 days ago · 21 km deep · 26 km away
  35. 2.434 km SSW of Ferndale, California · 12993 days ago · 9 km deep · 31 km away
  36. 2.314 km SSW of Scotia, California · 12992 days ago · 32 km deep · 13 km away
  37. 1.924 km SW of Ferndale, California · 12992 days ago · 17 km deep · 32 km away
  38. 1.613 km W of Laytonville, California · 12992 days ago · 4 km deep · 71 km away
  39. 3.552 km W of Ferndale, California · 12990 days ago · 10 km deep · 77 km away
  40. 2.011 km WSW of Burnt Ranch, California · 12989 days ago · 19 km deep · 73 km away
  41. 2.08 km SSE of Laytonville, California · 12988 days ago · 6 km deep · 90 km away
  42. 2.531 km SW of Scotia, California · 12988 days ago · 20 km deep · 23 km away
  43. 3.38 km S of Ferndale, California · 12988 days ago · 26 km deep · 31 km away
  44. 2.624 km SW of Scotia, California · 12985 days ago · 20 km deep · 19 km away
  45. 1.58 km E of Hydesville, California · 12984 days ago · 20 km deep · 34 km away
  46. 3.529 km SW of Ferndale, California · 12983 days ago · 16 km deep · 36 km away
  47. 2.036 km SSW of Ferndale, California · 12981 days ago · 21 km deep · 32 km away
  48. 1.811 km N of Brooktrails, California · 12980 days ago · 10 km deep · 100 km away
  49. 1.92 km NE of Myers Flat, California · 12978 days ago · 26 km deep · 23 km away
  50. 1.65 km E of Redcrest, California · 12977 days ago · 20 km deep · 27 km away
  51. 2.014 km N of Brooktrails, California · 12975 days ago · 7 km deep · 96 km away
  52. 2.38 km W of Loleta, California · 12975 days ago · 15 km deep · 48 km away
  53. 2.935 km SSW of Ferndale, California · 12974 days ago · 21 km deep · 32 km away
  54. 1.820 km WSW of Weott, California · 12968 days ago · 11 km deep · 6 km away
  55. 1.614 km W of Weott, California · 12965 days ago · 4 km deep · 10 km away
  56. 2.017 km SSW of Ferndale, California · 12965 days ago · 17 km deep · 28 km away
  57. 1.611 km SW of Scotia, California · 12964 days ago · 27 km deep · 18 km away
  58. 3.650 km WSW of Ferndale, California · 12964 days ago · 42 km deep · 62 km away
  59. 3.258 km WSW of Ferndale, California · 12964 days ago · 0 km deep · 71 km away
  60. 1.922 km NE of Redcrest, California · 12963 days ago · 26 km deep · 45 km away

The first 60 of 63.

Before

  1. 1.826 km SSW of Ferndale, California · 13021 days ago · 16 km deep · 29 km away
  2. 1.626 km SSW of Ferndale, California · 13021 days ago · 17 km deep · 29 km away
  3. 1.923 km SSW of Ferndale, California · 13021 days ago · 4 km deep · 29 km away
  4. 3.020 km SW of Scotia, California · 13023 days ago · 26 km deep · 19 km away
  5. 1.713 km ENE of Hydesville, California · 13024 days ago · 17 km deep · 43 km away
  6. 1.712 km E of Covelo, California · 13025 days ago · 0 km deep · 99 km away
  7. 2.134 km WSW of Ferndale, California · 13026 days ago · 23 km deep · 55 km away
  8. 1.77 km W of Rio Dell, California · 13027 days ago · 18 km deep · 29 km away
  9. 2.380 km WSW of Ferndale, California · 13028 days ago · 4 km deep · 88 km away
  10. 3.339 km W of Ferndale, California · 13028 days ago · 22 km deep · 63 km away
  11. 1.911 km SW of Scotia, California · 13028 days ago · 5 km deep · 18 km away
  12. 2.79 km S of Ferndale, California · 13028 days ago · 20 km deep · 31 km away
  13. 3.539 km SW of Ferndale, California · 13028 days ago · 23 km deep · 43 km away
  14. 2.540 km SW of Ferndale, California · 13028 days ago · 4 km deep · 36 km away
  15. 1.627 km SSW of Ferndale, California · 13031 days ago · 3 km deep · 28 km away
  16. 3.013 km S of Hayfork, California · 13033 days ago · 27 km deep · 83 km away
  17. 1.613 km NW of Mad River, California · 13034 days ago · 4 km deep · 53 km away
  18. 2.834 km SSW of Ferndale, California · 13034 days ago · 4 km deep · 30 km away
  19. 2.113 km N of Brooktrails, California · 13035 days ago · 7 km deep · 98 km away
  20. 2.613 km N of Brooktrails, California · 13035 days ago · 8 km deep · 98 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc206415. Read Mon, Oct 5, 2026, 2:28 AM UTC.