California earthquakes

M1.6 earthquake 7 km WSW of Cobb, California

A magnitude 1.6 earthquake struck 7 km WSW of Cobb, California on Thu, May 12, 1988, 12:01 PM PDT (19:01 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M3.6 5 km WSW of Cobb, California. This one was a foreshock.

Cobb 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
1.6 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1988-05-12 19:01:20 UTC
Depth
2.7 km (1.7 mi), shallow
Epicenter
38.808° N, 122.812° 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 3.1 km horizontally, 5.0 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
121°
Stations used
4

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 163 in the 60 days after this one and 64 in the 30 days before it.

After

  1. 1.94 km SE of Larkfield-Wikiup, California · 14022 days ago · 5 km deep · 37 km away
  2. 2.24 km WSW of Cobb, California · 14022 days ago · 1 km deep · 4 km away
  3. 1.76 km N of Geyserville, California · 14022 days ago · 4 km deep · 9 km away
  4. 2.16 km WNW of Cobb, California · 14022 days ago · -1 km deep · 3 km away
  5. 1.75 km W of Cobb, California · 14022 days ago · 0 km deep · 3 km away
  6. 1.86 km WSW of Cobb, California · 14021 days ago · 0 km deep · 3 km away
  7. 1.95 km NNW of Cloverdale, California · 14021 days ago · 1 km deep · 21 km away
  8. 1.65 km WNW of Cobb, California · 14021 days ago · 0 km deep · 4 km away
  9. 2.021 km ENE of Potter Valley, California · 14021 days ago · 9 km deep · 62 km away
  10. 1.79 km WNW of Cobb, California · 14021 days ago · 1 km deep · 6 km away
  11. 1.821 km ENE of Potter Valley, California · 14021 days ago · 9 km deep · 62 km away
  12. 1.96 km SW of Cobb, California · 14020 days ago · 3 km deep · 4 km away
  13. 2.34 km W of Cobb, California · 14020 days ago · 2 km deep · 3 km away
  14. 1.77 km W of Cobb, California · 14019 days ago · 3 km deep · 1 km away
  15. 1.710 km W of Cobb, California · 14019 days ago · 1 km deep · 2 km away
  16. 1.87 km WSW of Cobb, California · 14019 days ago · 0 km deep · 1 km away
  17. 3.47 km WSW of Cobb, California · 14019 days ago · 0 km deep · 1 km away
  18. 1.79 km W of Cobb, California · 14019 days ago · 1 km deep · 1 km away
  19. 1.78 km W of Cobb, California · 14019 days ago · 1 km deep · 1 km away
  20. 1.77 km W of Cobb, California · 14019 days ago · 1 km deep · 0 km away
  21. 1.96 km SW of Cobb, California · 14019 days ago · 2 km deep · 4 km away
  22. 1.818 km ENE of Potter Valley, California · 14018 days ago · 6 km deep · 65 km away
  23. 1.76 km W of Cobb, California · 14018 days ago · 1 km deep · 2 km away
  24. 1.510 km WSW of Cobb, California · 14018 days ago · 2 km deep · 3 km away
  25. 2.16 km W of Cobb, California · 14018 days ago · 3 km deep · 2 km away
  26. 1.94 km NNW of Cloverdale, California · 14017 days ago · 0 km deep · 19 km away
  27. 1.57 km SW of Cobb, California · 14017 days ago · -1 km deep · 3 km away
  28. 2.65 km WNW of Cobb, California · 14017 days ago · 2 km deep · 5 km away
  29. 2.28 km WSW of Cobb, California · 14017 days ago · 2 km deep · 1 km away
  30. 2.515 km NNW of Potter Valley, California · 14016 days ago · 3 km deep · 78 km away
  31. 2.36 km W of Cobb, California · 14016 days ago · 3 km deep · 2 km away
  32. 1.55 km W of Healdsburg, California · 14016 days ago · 3 km deep · 25 km away
  33. 1.612 km E of Lodoga, California · 14015 days ago · 4 km deep · 69 km away
  34. 1.925 km NNE of Potter Valley, California · 14014 days ago · 1 km deep · 81 km away
  35. 1.822 km NE of Potter Valley, California · 14014 days ago · 8 km deep · 73 km away
  36. 2.721 km NE of Potter Valley, California · 14014 days ago · 8 km deep · 73 km away
  37. 1.622 km NE of Potter Valley, California · 14014 days ago · 8 km deep · 73 km away
  38. 1.810 km N of Cloverdale, California · 14013 days ago · 4 km deep · 20 km away
  39. 2.113 km WSW of Hopland, California · 14013 days ago · 6 km deep · 40 km away
  40. 1.85 km W of Cobb, California · 14013 days ago · 0 km deep · 3 km away
  41. 1.97 km NW of Moskowite Corner, California · 14013 days ago · 6 km deep · 60 km away
  42. 2.022 km NE of Potter Valley, California · 14012 days ago · 8 km deep · 73 km away
  43. 1.67 km W of Middletown, California · 14012 days ago · 1 km deep · 11 km away
  44. 1.96 km W of Cobb, California · 14010 days ago · 1 km deep · 2 km away
  45. 1.922 km NE of Potter Valley, California · 14010 days ago · 8 km deep · 73 km away
  46. 2.824 km NE of Potter Valley, California · 14010 days ago · 5 km deep · 75 km away
  47. 2.522 km NE of Potter Valley, California · 14010 days ago · 6 km deep · 74 km away
  48. 1.56 km W of Cobb, California · 14010 days ago · 2 km deep · 3 km away
  49. 1.810 km W of Hopland, California · 14009 days ago · 4 km deep · 41 km away
  50. 1.76 km W of Cobb, California · 14009 days ago · -1 km deep · 2 km away
  51. 2.34 km WNW of Cobb, California · 14007 days ago · 1 km deep · 5 km away
  52. 2.05 km W of Cobb, California · 14007 days ago · 1 km deep · 3 km away
  53. 1.78 km ESE of Willits, California · 14006 days ago · 3 km deep · 74 km away
  54. 2.122 km NE of Potter Valley, California · 14006 days ago · 8 km deep · 73 km away
  55. 2.65 km SSW of Cobb, California · 14006 days ago · 0 km deep · 6 km away
  56. 1.64 km SW of Cobb, California · 14006 days ago · 1 km deep · 5 km away
  57. 2.18 km W of Cobb, California · 14005 days ago · 0 km deep · 2 km away
  58. 3.56 km WSW of Cobb, California · 14005 days ago · 3 km deep · 1 km away
  59. 2.27 km WSW of Cobb, California · 14005 days ago · 3 km deep · 1 km away
  60. 1.66 km WSW of Cobb, California · 14005 days ago · 3 km deep · 1 km away

The first 60 of 163.

Before

  1. 1.96 km W of Cobb, California · 14023 days ago · 3 km deep · 2 km away
  2. 2.06 km W of Cobb, California · 14023 days ago · 4 km deep · 2 km away
  3. 1.68 km ENE of Larkfield-Wikiup, California · 14023 days ago · 5 km deep · 33 km away
  4. 1.710 km SE of Hidden Valley Lake, California · 14025 days ago · 3 km deep · 31 km away
  5. 2.415 km ESE of Comptche, California · 14025 days ago · 7 km deep · 70 km away
  6. 1.64 km W of Cobb, California · 14025 days ago · 0 km deep · 3 km away
  7. 2.84 km W of Cobb, California · 14025 days ago · 0 km deep · 3 km away
  8. 2.65 km W of Cobb, California · 14026 days ago · 0 km deep · 2 km away
  9. 1.94 km WNW of Cobb, California · 14026 days ago · 3 km deep · 4 km away
  10. 1.65 km E of Hidden Valley Lake, California · 14026 days ago · 5 km deep · 28 km away
  11. 2.420 km W of Williams, California · 14028 days ago · 0 km deep · 51 km away
  12. 2.19 km W of Cobb, California · 14028 days ago · -1 km deep · 2 km away
  13. 1.93 km SSW of Cobb, California · 14028 days ago · 1 km deep · 6 km away
  14. 2.34 km WSW of Cobb, California · 14028 days ago · 1 km deep · 3 km away
  15. 2.52 km WSW of Clearlake Oaks, California · 14028 days ago · 2 km deep · 25 km away
  16. 1.98 km ESE of Moskowite Corner, California · 14029 days ago · 5 km deep · 76 km away
  17. 1.85 km ESE of Potter Valley, California · 14029 days ago · 4 km deep · 59 km away
  18. 2.68 km SE of Potter Valley, California · 14029 days ago · 4 km deep · 55 km away
  19. 2.24 km N of Cobb, California · 14030 days ago · 2 km deep · 9 km away
  20. 2.429 km SE of Covelo, California · 14030 days ago · 14 km deep · 91 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1156721. Read Sat, Oct 3, 2026, 5:17 AM UTC.