California earthquakes

M1.6 earthquake 6 km ESE of Talmage, California

A magnitude 1.6 earthquake struck 6 km ESE of Talmage, California on Sun, Aug 9, 1981, 2:31 PM PDT (21:31 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M2.1 7 km WSW of Cobb, California. This one was a foreshock.

Talmage 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), micro
Local time
UTC
1981-08-09 21:31:55 UTC
Depth
7.8 km (4.8 mi), shallow
Epicenter
39.119° N, 123.095° 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 0.3 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
96°
Stations used
11

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 117 in the 60 days after this one and 59 in the 30 days before it.

After

  1. 2.17 km WSW of Cobb, California · 16480 days ago · 4 km deep · 43 km away
  2. 1.82 km WNW of Cobb, California · 16480 days ago · 0 km deep · 44 km away
  3. 1.78 km WSW of Cobb, California · 16478 days ago · 1 km deep · 42 km away
  4. 1.57 km W of Cobb, California · 16477 days ago · 1 km deep · 41 km away
  5. 2.67 km W of Cobb, California · 16477 days ago · 1 km deep · 41 km away
  6. 1.78 km W of Cobb, California · 16477 days ago · 1 km deep · 41 km away
  7. 1.69 km WSW of Cobb, California · 16477 days ago · 2 km deep · 42 km away
  8. 1.69 km WSW of Cobb, California · 16477 days ago · 2 km deep · 42 km away
  9. 1.610 km ESE of Willits, California · 16476 days ago · 6 km deep · 32 km away
  10. 1.54 km WNW of Potter Valley, California · 16476 days ago · 9 km deep · 25 km away
  11. 2.09 km WSW of Cobb, California · 16475 days ago · 2 km deep · 42 km away
  12. 2.53 km NNW of Larkfield-Wikiup, California · 16475 days ago · 2 km deep · 70 km away
  13. 1.76 km W of Cobb, California · 16475 days ago · 4 km deep · 42 km away
  14. 1.69 km NE of Comptche, California · 16474 days ago · 5 km deep · 43 km away
  15. 2.11 km WSW of Geyserville, California · 16474 days ago · 5 km deep · 49 km away
  16. 1.74 km S of Cobb, California · 16473 days ago · 1 km deep · 49 km away
  17. 1.67 km NNW of Redwood Valley, California · 16473 days ago · 4 km deep · 26 km away
  18. 2.17 km W of Cobb, California · 16473 days ago · 4 km deep · 42 km away
  19. 1.54 km WNW of Potter Valley, California · 16473 days ago · -1 km deep · 25 km away
  20. 1.93 km NNW of Larkfield-Wikiup, California · 16472 days ago · 3 km deep · 70 km away
  21. 2.27 km W of Cobb, California · 16472 days ago · 4 km deep · 42 km away
  22. 1.74 km S of Cobb, California · 16471 days ago · 1 km deep · 50 km away
  23. 1.8near the coast of Northern California · 16469 days ago · 5 km deep · 14 km away
  24. 2.49 km WSW of Cobb, California · 16469 days ago · 1 km deep · 42 km away
  25. 2.78 km WSW of Cobb, California · 16468 days ago · 2 km deep · 43 km away
  26. 1.79 km WSW of Cobb, California · 16468 days ago · 3 km deep · 43 km away
  27. 1.59 km WSW of Cobb, California · 16468 days ago · 3 km deep · 42 km away
  28. 3.26 km W of Cobb, California · 16468 days ago · 4 km deep · 42 km away
  29. 1.810 km W of Cobb, California · 16467 days ago · -1 km deep · 40 km away
  30. 1.56 km W of Cobb, California · 16467 days ago · 1 km deep · 43 km away
  31. 1.711 km WNW of Cobb, California · 16467 days ago · 1 km deep · 37 km away
  32. 1.66 km WSW of Cobb, California · 16466 days ago · 4 km deep · 44 km away
  33. 1.66 km WSW of Cobb, California · 16466 days ago · 3 km deep · 44 km away
  34. 2.17 km WSW of Cobb, California · 16465 days ago · 0 km deep · 44 km away
  35. 1.87 km WSW of Cobb, California · 16465 days ago · 1 km deep · 44 km away
  36. 1.99 km WSW of Cobb, California · 16465 days ago · 2 km deep · 42 km away
  37. 1.723 km NE of Potter Valley, California · 16464 days ago · 10 km deep · 42 km away
  38. 1.87 km W of Cobb, California · 16463 days ago · 2 km deep · 42 km away
  39. 1.71 km NW of Larkfield-Wikiup, California · 16463 days ago · 1 km deep · 73 km away
  40. 1.89 km NW of Cobb, California · 16463 days ago · 2 km deep · 36 km away
  41. 1.87 km S of Laytonville, California · 16463 days ago · 4 km deep · 65 km away
  42. 1.86 km W of Laytonville, California · 16463 days ago · 2 km deep · 75 km away
  43. 1.719 km ENE of Potter Valley, California · 16459 days ago · 11 km deep · 35 km away
  44. 1.57 km SW of Clear Lake Riviera, California · 16458 days ago · 2 km deep · 37 km away
  45. 1.85 km NNW of Redwood Valley, California · 16458 days ago · 8 km deep · 24 km away
  46. 1.67 km NE of Hopland, California · 16458 days ago · 2 km deep · 11 km away
  47. 2.37 km WSW of Cobb, California · 16457 days ago · 2 km deep · 43 km away
  48. 1.825 km NNE of Potter Valley, California · 16457 days ago · 9 km deep · 46 km away
  49. 1.726 km NNE of Potter Valley, California · 16457 days ago · 10 km deep · 47 km away
  50. 1.711 km NNW of Potter Valley, California · 16457 days ago · 8 km deep · 33 km away
  51. 1.79 km WSW of Cobb, California · 16455 days ago · 1 km deep · 42 km away
  52. 1.75 km SW of Cobb, California · 16455 days ago · 1 km deep · 46 km away
  53. 1.67 km ESE of Willits, California · 16455 days ago · 6 km deep · 34 km away
  54. 1.71 km WNW of Redwood Valley, California · 16454 days ago · 6 km deep · 20 km away
  55. 1.98 km N of Covelo, California · 16452 days ago · 9 km deep · 84 km away
  56. 1.65 km SSW of Clear Lake Riviera, California · 16452 days ago · 1 km deep · 39 km away
  57. 1.96 km WSW of Cobb, California · 16451 days ago · 3 km deep · 43 km away
  58. 2.06 km WSW of Cobb, California · 16451 days ago · 1 km deep · 44 km away
  59. 2.96 km S of Laytonville, California · 16450 days ago · 5 km deep · 65 km away
  60. 1.66 km WSW of Cobb, California · 16450 days ago · 0 km deep · 44 km away

The first 60 of 117.

Before

  1. 2.04 km WSW of Cobb, California · 16480 days ago · 4 km deep · 44 km away
  2. 1.76 km W of Cobb, California · 16481 days ago · 3 km deep · 43 km away
  3. 1.713 km NNE of Angwin, California · 16481 days ago · 9 km deep · 77 km away
  4. 1.79 km WSW of Cobb, California · 16485 days ago · 2 km deep · 43 km away
  5. 2.07 km WSW of Cobb, California · 16485 days ago · 0 km deep · 43 km away
  6. 1.99 km NW of Redwood Valley, California · 16487 days ago · 5 km deep · 28 km away
  7. 1.715 km S of Leggett, California · 16488 days ago · -1 km deep · 87 km away
  8. 1.66 km W of Cobb, California · 16489 days ago · 3 km deep · 42 km away
  9. 1.66 km W of Cobb, California · 16489 days ago · 3 km deep · 42 km away
  10. 1.55 km SW of Cobb, California · 16489 days ago · -1 km deep · 46 km away
  11. 2.65 km SW of Cobb, California · 16490 days ago · 1 km deep · 46 km away
  12. 1.95 km SW of Cobb, California · 16490 days ago · 0 km deep · 46 km away
  13. 1.86 km W of Cobb, California · 16490 days ago · 0 km deep · 41 km away
  14. 2.522 km NE of Potter Valley, California · 16491 days ago · 12 km deep · 41 km away
  15. 1.59 km WSW of Cobb, California · 16491 days ago · 2 km deep · 42 km away
  16. 1.54 km SSE of Potter Valley, California · 16491 days ago · 10 km deep · 19 km away
  17. 1.512 km SSW of Laytonville, California · 16491 days ago · 1 km deep · 64 km away
  18. 2.22 km ENE of Windsor, California · 16491 days ago · 1 km deep · 68 km away
  19. 1.76 km WSW of Cobb, California · 16492 days ago · 3 km deep · 43 km away
  20. 2.322 km WNW of Elk Creek, California · 16492 days ago · 7 km deep · 65 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1066521. Read Wed, Sep 23, 2026, 1:51 AM UTC.