M1.5 earthquake 8km W of Cobb, CA

Magnitude

1.5 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Mon, Jul 5, 2021, 1:09 AM PDT

UTC

2021-07-05 08:09:06 UTC

Depth

2.2 km (1.4 mi), shallow

Epicenter

38.834° N, 122.811° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.1 km horizontally, 0.2 km in depth

Magnitude uncertainty

±0.14

Depth from

From location

Station coverage gap

39°

Stations used

43

• Cobb, CaliforniaPopulation 1,778. Forecast8 kmW
• Clearlake, CaliforniaPopulation 15,182. Forecast21 kmSW
• Santa Rosa, CaliforniaPopulation 178,127. Forecast45 kmN
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast670 kmNW

After

1. 1.812km ENE of Angwin, CAMon, Jul 5, 3:23 AM PDT · 1916 days ago · 5 km deep · 50 km away
2. 1.91km W of The Geysers, CAMon, Jul 5, 1:54 PM PDT · 1916 days ago · 2 km deep · 7 km away
3. 1.87km NW of The Geysers, CAMon, Jul 5, 3:11 PM PDT · 1916 days ago · 1 km deep · 1 km away
4. 1.615km E of Angwin, CAMon, Jul 5, 4:14 PM PDT · 1916 days ago · 6 km deep · 55 km away
5. 2.38km WNW of Cobb, CAMon, Jul 5, 6:18 PM PDT · 1916 days ago · 3 km deep · 0 km away
6. 1.814km E of Angwin, CAMon, Jul 5, 8:02 PM PDT · 1916 days ago · 0 km deep · 55 km away
7. 1.717km NNE of Nice, CAMon, Jul 5, 9:13 PM PDT · 1916 days ago · 5 km deep · 47 km away
8. 2.56km NNW of The Geysers, CATue, Jul 6, 1:33 PM PDT · 1915 days ago · 3 km deep · 2 km away · felt by 1
9. 1.64km WNW of Cobb, CATue, Jul 6, 7:24 PM PDT · 1915 days ago · 2 km deep · 3 km away
10. 1.813km W of Lakeport, CAWed, Jul 7, 12:53 AM PDT · 1915 days ago · 3 km deep · 31 km away
11. 2.26km NW of The Geysers, CAWed, Jul 7, 5:40 AM PDT · 1914 days ago · 3 km deep · 1 km away
12. 3.611km ESE of Angwin, CAThu, Jul 8, 12:36 AM PDT · 1914 days ago · 10 km deep · 53 km away · felt by 99
13. 1.714km E of Angwin, CAThu, Jul 8, 12:43 AM PDT · 1914 days ago · 10 km deep · 55 km away
14. 1.712km ESE of Angwin, CAThu, Jul 8, 12:43 AM PDT · 1914 days ago · 6 km deep · 53 km away
15. 1.910km ESE of Angwin, CAThu, Jul 8, 2:04 AM PDT · 1913 days ago · 6 km deep · 51 km away
16. 1.516km SSW of Willits, CAThu, Jul 8, 2:59 AM PDT · 1913 days ago · 5 km deep · 71 km away
17. 1.514km E of Angwin, CAThu, Jul 8, 3:31 AM PDT · 1913 days ago · 3 km deep · 55 km away
18. 1.810km ESE of Angwin, CAThu, Jul 8, 4:21 AM PDT · 1913 days ago · 6 km deep · 52 km away
19. 2.49km WNW of Cobb, CAThu, Jul 8, 12:07 PM PDT · 1913 days ago · 2 km deep · 1 km away · felt by 1
20. 1.60km E of Point Arena, CAThu, Jul 8, 10:24 PM PDT · 1913 days ago · 8 km deep · 77 km away
21. 1.86km ESE of Clearlake Oaks, CAFri, Jul 9, 12:26 AM PDT · 1913 days ago · 0 km deep · 27 km away
22. 1.66km WNW of The Geysers, CAFri, Jul 9, 12:50 PM PDT · 1912 days ago · 4 km deep · 3 km away
23. 1.76km NW of The Geysers, CAFri, Jul 9, 4:29 PM PDT · 1912 days ago · 2 km deep · 2 km away
24. 1.918km W of Sea Ranch, CAFri, Jul 9, 5:20 PM PDT · 1912 days ago · 0 km deep · 74 km away
25. 1.918km W of Sea Ranch, CAFri, Jul 9, 9:35 PM PDT · 1912 days ago · 2 km deep · 75 km away
26. 1.67km ENE of Brooktrails, CAFri, Jul 9, 11:58 PM PDT · 1912 days ago · 7 km deep · 83 km away
27. 2.36km NW of The Geysers, CASat, Jul 10, 3:02 AM PDT · 1911 days ago · 3 km deep · 2 km away
28. 1.76km NW of The Geysers, CASat, Jul 10, 3:52 AM PDT · 1911 days ago · 3 km deep · 2 km away
29. 1.96km NW of The Geysers, CASat, Jul 10, 6:46 AM PDT · 1911 days ago · 3 km deep · 2 km away · felt by 1
30. 1.74km NW of Redwood Valley, CASat, Jul 10, 11:06 PM PDT · 1911 days ago · 5 km deep · 63 km away
31. 2.46km W of Cobb, CASat, Jul 10, 11:13 PM PDT · 1911 days ago · 4 km deep · 2 km away
32. 1.76km NW of The Geysers, CASat, Jul 10, 11:53 PM PDT · 1911 days ago · 3 km deep · 2 km away
33. 1.57km W of Cobb, CASun, Jul 11, 12:28 PM PDT · 1910 days ago · 2 km deep · 1 km away
34. 1.96km WNW of The Geysers, CASun, Jul 11, 5:04 PM PDT · 1910 days ago · 4 km deep · 3 km away · felt by 1
35. 2.52km ENE of The Geysers, CASun, Jul 11, 10:28 PM PDT · 1910 days ago · 2 km deep · 8 km away · felt by 3
36. 1.710km WNW of The Geysers, CAMon, Jul 12, 3:29 AM PDT · 1909 days ago · 2 km deep · 4 km away
37. 2.23km N of The Geysers, CAWed, Jul 14, 4:03 PM PDT · 1907 days ago · 0 km deep · 6 km away
38. 1.93km WSW of Cobb, CAWed, Jul 14, 4:03 PM PDT · 1907 days ago · -1 km deep · 5 km away
39. 2.06km W of Cobb, CAWed, Jul 14, 4:37 PM PDT · 1907 days ago · 3 km deep · 2 km away
40. 1.56km NW of The Geysers, CAThu, Jul 15, 10:01 AM PDT · 1906 days ago · 1 km deep · 2 km away
41. 1.914km SSW of Lake Pillsbury, CAThu, Jul 15, 6:17 PM PDT · 1906 days ago · -1 km deep · 53 km away
42. 1.613km SE of Talmage, CAFri, Jul 16, 3:54 AM PDT · 1905 days ago · 2 km deep · 32 km away
43. 1.62km NNW of The Geysers, CAFri, Jul 16, 7:33 AM PDT · 1905 days ago · 2 km deep · 6 km away
44. 2.38km WNW of Cobb, CAFri, Jul 16, 8:03 AM PDT · 1905 days ago · 2 km deep · 0 km away
45. 1.69km SE of Point Arena, CAFri, Jul 16, 10:38 PM PDT · 1905 days ago · 1 km deep · 71 km away
46. 1.93km NNW of The Geysers, CASat, Jul 17, 1:20 AM PDT · 1905 days ago · 0 km deep · 5 km away · felt by 1
47. 2.03km NNW of The Geysers, CASat, Jul 17, 4:22 AM PDT · 1904 days ago · 0 km deep · 5 km away
48. 2.03km NNW of The Geysers, CASat, Jul 17, 4:22 AM PDT · 1904 days ago · 0 km deep · 5 km away
49. 2.23km NNW of The Geysers, CASat, Jul 17, 4:22 AM PDT · 1904 days ago · 0 km deep · 5 km away
50. 1.63km NNW of The Geysers, CASat, Jul 17, 4:23 AM PDT · 1904 days ago · 0 km deep · 5 km away
51. 2.36km E of Willits, CASat, Jul 17, 8:34 PM PDT · 1904 days ago · 6 km deep · 77 km away · felt by 1
52. 1.610km ESE of Angwin, CASun, Jul 18, 9:24 PM PDT · 1903 days ago · 4 km deep · 52 km away
53. 1.68km SW of Calistoga, CAMon, Jul 19, 7:22 AM PDT · 1902 days ago · 6 km deep · 36 km away
54. 1.66km W of Cobb, CATue, Jul 20, 1:45 AM PDT · 1901 days ago · 2 km deep · 1 km away
55. 1.93km W of Cobb, CATue, Jul 20, 5:54 AM PDT · 1901 days ago · 2 km deep · 5 km away · felt by 1
56. 1.73km SE of The Geysers, CATue, Jul 20, 10:18 PM PDT · 1901 days ago · 1 km deep · 11 km away
57. 1.97km ESE of Roseland, CATue, Jul 20, 10:36 PM PDT · 1901 days ago · 9 km deep · 51 km away
58. 2.29km ESE of Cloverdale, CAWed, Jul 21, 12:51 AM PDT · 1901 days ago · 5 km deep · 11 km away · felt by 1
59. 1.56km WNW of The Geysers, CAWed, Jul 21, 2:14 AM PDT · 1900 days ago · 1 km deep · 4 km away
60. 2.12km SW of Cobb, CAWed, Jul 21, 3:05 AM PDT · 1900 days ago · 2 km deep · 7 km away

The first 60 of at least 200.

Before

1. 1.58km NW of The Geysers, CASun, Jul 4, 10:21 AM PDT · 1917 days ago · 2 km deep · 0 km away
2. 2.16km NW of The Geysers, CAFri, Jul 2, 6:26 PM PDT · 1919 days ago · 2 km deep · 2 km away
3. 2.17km E of Clearlake Oaks, CAFri, Jul 2, 5:03 PM PDT · 1919 days ago · 3 km deep · 29 km away
4. 2.79km NW of The Geysers, CAFri, Jul 2, 9:10 AM PDT · 1919 days ago · 1 km deep · 2 km away · felt by 7
5. 1.58km NW of The Geysers, CAThu, Jul 1, 3:28 PM PDT · 1920 days ago · 2 km deep · 1 km away
6. 1.58km ESE of Willits, CAThu, Jul 1, 8:19 AM PDT · 1920 days ago · 1 km deep · 72 km away
7. 2.16km NW of The Geysers, CAThu, Jul 1, 7:27 AM PDT · 1920 days ago · 3 km deep · 2 km away
8. 2.015km WNW of Lake Pillsbury, CAThu, Jul 1, 6:23 AM PDT · 1920 days ago · 7 km deep · 75 km away
9. 1.58km WSW of Williams, CAThu, Jul 1, 5:18 AM PDT · 1920 days ago · 1 km deep · 60 km away
10. 3.27km WSW of Williams, CAWed, Jun 30, 3:19 PM PDT · 1921 days ago · 0 km deep · 61 km away · felt by 25
11. 1.66km SSW of Calistoga, CAWed, Jun 30, 2:53 PM PDT · 1921 days ago · 8 km deep · 38 km away
12. 2.42km SW of Anderson Springs, CAWed, Jun 30, 10:49 AM PDT · 1921 days ago · 2 km deep · 12 km away · felt by 3
13. 1.71km ESE of The Geysers, CAMon, Jun 28, 11:30 AM PDT · 1923 days ago · 1 km deep · 9 km away
14. 1.86km ESE of Santa Rosa, CASun, Jun 27, 11:26 PM PDT · 1924 days ago · 9 km deep · 47 km away
15. 1.614km E of Angwin, CASun, Jun 27, 10:19 AM PDT · 1924 days ago · 5 km deep · 54 km away
16. 1.77km NW of The Geysers, CASat, Jun 26, 6:33 PM PDT · 1925 days ago · 2 km deep · 1 km away
17. 2.07km S of Anderson Springs, CAFri, Jun 25, 4:05 PM PDT · 1926 days ago · 4 km deep · 18 km away
18. 2.36km NW of The Geysers, CAFri, Jun 25, 9:40 AM PDT · 1926 days ago · 3 km deep · 1 km away
19. 1.86km NNW of The Geysers, CAThu, Jun 24, 9:07 AM PDT · 1927 days ago · 1 km deep · 2 km away
20. 1.67km W of Cobb, CAWed, Jun 23, 2:45 PM PDT · 1928 days ago · 3 km deep · 0 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc73583286. Read Sat, Oct 3, 2026, 8:08 PM UTC.