California earthquakes

M2.6 earthquake 19 km NE of Nice, California

A magnitude 2.6 earthquake struck 19 km NE of Nice, California on Thu, Aug 25, 1977, 9:29 AM PDT (16:29 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.8 10 km NE of Healdsburg, California. This one was a foreshock.

Nice forecastMore in California

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
2.6 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1977-08-25 16:29:27 UTC
Depth
10.1 km (6.3 mi), shallow
Epicenter
39.267° N, 122.722° 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 0.4 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.18
Depth from
From location
Station coverage gap
209°, poorly surrounded by stations
Stations used
26

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 105 in the 60 days after this one and 30 in the 30 days before it.

After

  1. 1.56 km ESE of Hopland, California · 17936 days ago · 6 km deep · 46 km away
  2. 1.68 km WSW of Cobb, California · 17935 days ago · 3 km deep · 52 km away
  3. 2.87 km NNW of Redwood Valley, California · 17934 days ago · 11 km deep · 44 km away
  4. 1.60 km S of Clearlake, California · 17933 days ago · 5 km deep · 36 km away
  5. 1.58 km W of Cobb, California · 17932 days ago · 0 km deep · 51 km away
  6. 2.33 km S of Geyserville, California · 17932 days ago · 6 km deep · 67 km away
  7. 2.016 km NE of Upper Lake, California · 17932 days ago · 2 km deep · 4 km away
  8. 2.97 km WSW of Kenwood, California · 17931 days ago · 11 km deep · 97 km away
  9. 1.97 km WSW of Kenwood, California · 17931 days ago · 10 km deep · 98 km away
  10. 1.97 km W of Cobb, California · 17930 days ago · 0 km deep · 50 km away
  11. 1.58 km W of Cobb, California · 17930 days ago · 0 km deep · 51 km away
  12. 2.07 km W of Cobb, California · 17930 days ago · 3 km deep · 51 km away
  13. 1.87 km ENE of Larkfield-Wikiup, California · 17929 days ago · 5 km deep · 82 km away
  14. 1.817 km NE of Nice, California · 17929 days ago · 8 km deep · 5 km away
  15. 2.814 km NNE of Lucerne, California · 17929 days ago · 8 km deep · 7 km away
  16. 2.715 km NNE of Lucerne, California · 17929 days ago · 9 km deep · 6 km away
  17. 2.714 km NNE of Lucerne, California · 17929 days ago · 7 km deep · 7 km away
  18. 2.615 km NNE of Lucerne, California · 17929 days ago · 9 km deep · 7 km away
  19. 1.816 km NNE of Lucerne, California · 17929 days ago · 7 km deep · 6 km away
  20. 3.610 km NE of Healdsburg, California · 17924 days ago · 6 km deep · 67 km away
  21. 1.710 km NE of Healdsburg, California · 17924 days ago · 5 km deep · 67 km away
  22. 2.310 km NE of Healdsburg, California · 17924 days ago · 5 km deep · 67 km away
  23. 1.811 km NE of Healdsburg, California · 17924 days ago · 6 km deep · 67 km away
  24. 2.110 km NE of Healdsburg, California · 17924 days ago · 6 km deep · 67 km away
  25. 1.810 km NE of Healdsburg, California · 17924 days ago · 6 km deep · 67 km away
  26. 2.67 km WSW of Cobb, California · 17923 days ago · 0 km deep · 52 km away
  27. 1.711 km NE of Healdsburg, California · 17923 days ago · 5 km deep · 67 km away
  28. 2.811 km NE of Healdsburg, California · 17922 days ago · 6 km deep · 67 km away
  29. 1.66 km W of Cobb, California · 17922 days ago · 3 km deep · 51 km away
  30. 1.811 km NE of Healdsburg, California · 17921 days ago · 6 km deep · 66 km away
  31. 3.59 km NE of Healdsburg, California · 17921 days ago · 6 km deep · 66 km away
  32. 1.910 km NE of Healdsburg, California · 17921 days ago · 5 km deep · 66 km away
  33. 1.910 km NE of Healdsburg, California · 17921 days ago · 6 km deep · 67 km away
  34. 2.410 km NE of Healdsburg, California · 17921 days ago · 5 km deep · 67 km away
  35. 2.310 km NE of Healdsburg, California · 17921 days ago · 5 km deep · 66 km away
  36. 1.810 km NE of Healdsburg, California · 17921 days ago · 5 km deep · 67 km away
  37. 1.910 km NE of Healdsburg, California · 17921 days ago · 5 km deep · 67 km away
  38. 3.810 km NE of Healdsburg, California · 17920 days ago · 6 km deep · 67 km away
  39. 1.811 km NE of Healdsburg, California · 17920 days ago · 5 km deep · 67 km away
  40. 1.54 km NE of Santa Rosa, California · 17920 days ago · 8 km deep · 89 km away
  41. 1.910 km NE of Healdsburg, California · 17920 days ago · 6 km deep · 66 km away
  42. 2.19 km N of Cloverdale, California · 17919 days ago · 5 km deep · 49 km away
  43. 2.410 km NE of Healdsburg, California · 17919 days ago · 4 km deep · 66 km away
  44. 2.210 km NE of Healdsburg, California · 17919 days ago · 2 km deep · 66 km away
  45. 2.31 km W of Durham, California · 17919 days ago · 33 km deep · 88 km away
  46. 1.711 km NE of Healdsburg, California · 17919 days ago · 5 km deep · 66 km away
  47. 1.84 km WSW of Cobb, California · 17918 days ago · 4 km deep · 51 km away
  48. 2.511 km NE of Healdsburg, California · 17918 days ago · 5 km deep · 66 km away
  49. 1.512 km NE of Healdsburg, California · 17918 days ago · 4 km deep · 66 km away
  50. 1.811 km NE of Healdsburg, California · 17918 days ago · 5 km deep · 66 km away
  51. 2.28 km W of Cobb, California · 17916 days ago · -1 km deep · 51 km away
  52. 2.27 km W of Cobb, California · 17916 days ago · 3 km deep · 50 km away
  53. 2.07 km W of Cobb, California · 17916 days ago · 3 km deep · 50 km away
  54. 1.811 km ENE of Healdsburg, California · 17916 days ago · 6 km deep · 67 km away
  55. 1.511 km ENE of Healdsburg, California · 17916 days ago · 6 km deep · 67 km away
  56. 1.711 km NE of Healdsburg, California · 17916 days ago · 5 km deep · 66 km away
  57. 2.111 km NE of Healdsburg, California · 17915 days ago · 5 km deep · 66 km away
  58. 2.411 km NE of Healdsburg, California · 17914 days ago · 5 km deep · 66 km away
  59. 2.111 km NE of Healdsburg, California · 17914 days ago · 5 km deep · 66 km away
  60. 1.711 km NE of Healdsburg, California · 17914 days ago · 5 km deep · 66 km away

The first 60 of 105.

Before

  1. 1.9Northern California · 17938 days ago · 0 km deep · 52 km away
  2. 1.78 km W of Cobb, California · 17938 days ago · 0 km deep · 52 km away
  3. 1.76 km W of Cobb, California · 17940 days ago · 3 km deep · 50 km away
  4. 1.96 km WSW of Cobb, California · 17940 days ago · -1 km deep · 52 km away
  5. 1.96 km WSW of Cobb, California · 17940 days ago · 0 km deep · 52 km away
  6. 2.16 km WSW of Cobb, California · 17940 days ago · 1 km deep · 51 km away
  7. 2.06 km WSW of Cobb, California · 17940 days ago · 1 km deep · 52 km away
  8. 2.89 km WSW of Cobb, CA · 17941 days ago · 1 km deep · 52 km away
  9. 1.68 km E of Hidden Valley Lake, California · 17942 days ago · 7 km deep · 57 km away
  10. 1.812 km NE of Healdsburg, California · 17942 days ago · 3 km deep · 66 km away
  11. 1.57 km W of Cobb, California · 17943 days ago · 3 km deep · 50 km away
  12. 1.64 km WSW of Cobb, California · 17944 days ago · 3 km deep · 52 km away
  13. 1.78 km W of Cobb, California · 17945 days ago · 1 km deep · 52 km away
  14. 2.110 km NE of Healdsburg, California · 17947 days ago · 5 km deep · 67 km away
  15. 2.214 km NE of Upper Lake, California · 17951 days ago · 10 km deep · 6 km away
  16. 1.62 km ENE of Clear Lake Riviera, California · 17952 days ago · 1 km deep · 34 km away
  17. 1.67 km W of Cobb, California · 17954 days ago · 4 km deep · 51 km away
  18. 1.73 km NNE of Clearlake, California · 17954 days ago · 2 km deep · 33 km away
  19. 1.57 km W of Cobb, California · 17955 days ago · 3 km deep · 50 km away
  20. 2.219 km NE of Upper Lake, California · 17956 days ago · 3 km deep · 3 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1036483. Read Mon, Oct 5, 2026, 1:48 AM UTC.