California earthquakes

M1.7 earthquake 5 km SW of Cobb, California

A magnitude 1.7 earthquake struck 5 km SW of Cobb, California on Tue, Feb 19, 1985, 2:07 AM PST (10:07 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M2.0 2 km SE of Clear Lake Riviera, 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
1.7 (md), micro
Local time
UTC
1985-02-19 10:07:22 UTC
Depth
1.0 km (0.6 mi), shallow
Epicenter
38.785° N, 122.755° 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 0.2 km horizontally, 0.3 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
51°
Stations used
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 184 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.52 km SSE of Clear Lake Riviera, California · 15175 days ago · 3 km deep · 17 km away
  2. 2.02 km SE of Clear Lake Riviera, California · 15175 days ago · 2 km deep · 17 km away
  3. 1.812 km ENE of Sea Ranch, California · 15175 days ago · 4 km deep · 50 km away
  4. 1.86 km W of Cobb, California · 15175 days ago · 2 km deep · 5 km away
  5. 1.6Northern California · 15175 days ago · 3 km deep · 18 km away
  6. 1.83 km ESE of Clear Lake Riviera, California · 15175 days ago · -1 km deep · 18 km away
  7. 2.52 km SSE of Clear Lake Riviera, California · 15175 days ago · 0 km deep · 18 km away
  8. 2.45 km SW of Cobb, California · 15175 days ago · 0 km deep · 2 km away
  9. 1.84 km ESE of Clear Lake Riviera, California · 15175 days ago · 5 km deep · 18 km away
  10. 1.66 km SSE of Kelseyville, California · 15175 days ago · 4 km deep · 16 km away
  11. 2.15 km WSW of Clear Lake Riviera, California · 15174 days ago · 4 km deep · 16 km away
  12. 1.86 km WSW of Cobb, California · 15174 days ago · 4 km deep · 4 km away
  13. 1.610 km W of Cobb, California · 15174 days ago · 8 km deep · 10 km away
  14. 3.28 km W of Cobb, California · 15174 days ago · 0 km deep · 6 km away
  15. 2.08 km E of Hidden Valley Lake, California · 15174 days ago · 2 km deep · 26 km away
  16. 2.17 km WSW of Cobb, California · 15173 days ago · 0 km deep · 5 km away
  17. 2.56 km W of Cobb, California · 15173 days ago · 3 km deep · 6 km away
  18. 1.96 km SW of Cobb, California · 15173 days ago · 1 km deep · 2 km away
  19. 1.65 km WSW of Cobb, California · 15173 days ago · 0 km deep · 2 km away
  20. 2.05 km W of Cobb, California · 15173 days ago · 1 km deep · 5 km away
  21. 1.55 km W of Cobb, California · 15173 days ago · 0 km deep · 5 km away
  22. 2.37 km W of Cobb, California · 15171 days ago · 0 km deep · 7 km away
  23. 1.911 km NNE of Comptche, California · 15171 days ago · 2 km deep · 94 km away
  24. 1.92 km SSE of Clear Lake Riviera, California · 15171 days ago · 1 km deep · 17 km away
  25. 2.02 km SSE of Clear Lake Riviera, California · 15171 days ago · 0 km deep · 17 km away
  26. 1.63 km E of Clear Lake Riviera, California · 15170 days ago · 0 km deep · 20 km away
  27. 1.711 km SE of Hopland, California · 15170 days ago · 2 km deep · 26 km away
  28. 1.57 km W of Cobb, California · 15170 days ago · 0 km deep · 6 km away
  29. 2.57 km W of Cobb, California · 15169 days ago · 2 km deep · 6 km away
  30. 1.86 km W of Glen Ellen, California · 15169 days ago · 2 km deep · 49 km away
  31. 1.74 km W of Cobb, California · 15169 days ago · 0 km deep · 4 km away
  32. 1.59 km WSW of Cobb, California · 15168 days ago · 1 km deep · 7 km away
  33. 1.84 km ESE of Healdsburg, California · 15168 days ago · 6 km deep · 21 km away
  34. 2.05 km SW of Cobb, California · 15167 days ago · 0 km deep · 2 km away
  35. 1.56 km W of Cobb, California · 15166 days ago · 4 km deep · 5 km away
  36. 1.86 km WSW of Clear Lake Riviera, California · 15165 days ago · 6 km deep · 16 km away
  37. 1.98 km WSW of Cobb, California · 15165 days ago · 3 km deep · 5 km away
  38. 4.111 km NNE of Cloverdale, California · 15165 days ago · 13 km deep · 20 km away
  39. 3.020 km NNE of Upper Lake, California · 15165 days ago · 10 km deep · 61 km away
  40. 2.54 km W of Glen Ellen, California · 15165 days ago · 9 km deep · 49 km away
  41. 2.05 km W of Glen Ellen, California · 15165 days ago · 0 km deep · 49 km away
  42. 2.56 km W of Cobb, California · 15164 days ago · 1 km deep · 6 km away
  43. 1.87 km W of Cobb, California · 15164 days ago · 2 km deep · 6 km away
  44. 1.97 km WSW of Cobb, California · 15164 days ago · 1 km deep · 5 km away
  45. 2.48 km WSW of Cobb, California · 15163 days ago · 4 km deep · 5 km away
  46. 1.55 km SW of Cobb, California · 15163 days ago · 0 km deep · 1 km away
  47. 2.07 km WSW of Cobb, California · 15163 days ago · 0 km deep · 5 km away
  48. 1.56 km W of Cobb, California · 15163 days ago · 1 km deep · 5 km away
  49. 2.06 km W of Cobb, California · 15163 days ago · 2 km deep · 5 km away
  50. 1.7Northern California · 15162 days ago · 0 km deep · 4 km away
  51. 1.74 km W of Cobb, California · 15162 days ago · 0 km deep · 4 km away
  52. 2.86 km NW of Guinda, California · 15162 days ago · 0 km deep · 45 km away
  53. 2.43 km NNE of Guinda, California · 15162 days ago · -1 km deep · 51 km away
  54. 2.34 km E of Kenwood, California · 15162 days ago · 0 km deep · 48 km away
  55. 1.61 km ENE of Larkfield-Wikiup, California · 15162 days ago · 3 km deep · 30 km away
  56. 1.76 km W of Cobb, California · 15162 days ago · 3 km deep · 6 km away
  57. 1.85 km SW of Cobb, California · 15162 days ago · 1 km deep · 2 km away
  58. 1.97 km W of Cobb, California · 15161 days ago · 1 km deep · 5 km away
  59. 2.05 km WSW of Cobb, California · 15161 days ago · 0 km deep · 3 km away
  60. 2.75 km W of Cobb, California · 15160 days ago · 3 km deep · 5 km away

The first 60 of 184.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc41304. Read Tue, Sep 22, 2026, 3:13 PM UTC.