M1.5 earthquake 9 km W of Cobb, California

Magnitude

1.5 (md), micro

Local time

Sat, Jul 13, 1985, 4:23 AM PDT

UTC

1985-07-13 11:23:24 UTC

Depth

-1.0 km (-0.6 mi), shallow

Epicenter

38.807° N, 122.834° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.8 km horizontally, 1.6 km in depth

Magnitude uncertainty

±0.19

Depth from

From location

Station coverage gap

161°

Stations used

8

• Cobb, CaliforniaPopulation 1,778. Forecast10 kmW
• Healdsburg, CaliforniaPopulation 11,742. Forecast22 kmN
• Santa Rosa, CaliforniaPopulation 178,127. Forecast42 kmNNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast669 kmNW

After

1. 1.713 km NE of Hidden Valley Lake, CaliforniaSat, Jul 20, 8:02 AM PDT · 15039 days ago · 14 km deep · 35 km away
2. 1.87 km NW of Cobb, CaliforniaSat, Jul 20, 9:28 AM PDT · 15039 days ago · 4 km deep · 9 km away
3. 1.67 km SE of Willits, CaliforniaSat, Jul 20, 9:00 PM PDT · 15039 days ago · 6 km deep · 73 km away
4. 1.66 km W of Glen Ellen, CaliforniaSun, Jul 21, 6:34 AM PDT · 15038 days ago · 3 km deep · 53 km away
5. 2.18 km W of Cobb, CaliforniaMon, Jul 22, 6:54 PM PDT · 15037 days ago · -1 km deep · 2 km away
6. 1.97 km W of Cobb, CaliforniaWed, Jul 24, 9:09 PM PDT · 15035 days ago · 1 km deep · 2 km away
7. 1.79 km ESE of Hidden Valley Lake, CaliforniaThu, Jul 25, 12:47 AM PDT · 15035 days ago · 7 km deep · 33 km away
8. 1.76 km WNW of Cobb, CaliforniaThu, Jul 25, 11:25 AM PDT · 15034 days ago · 1 km deep · 5 km away
9. 1.78 km SW of Cobb, CaliforniaThu, Jul 25, 11:29 AM PDT · 15034 days ago · 3 km deep · 5 km away
10. 1.66 km W of Cobb, CaliforniaThu, Jul 25, 12:07 PM PDT · 15034 days ago · 3 km deep · 4 km away
11. 3.57 km WSW of Cobb, CaliforniaThu, Jul 25, 9:20 PM PDT · 15034 days ago · 2 km deep · 3 km away
12. 3.57 km WSW of Cobb, CaliforniaThu, Jul 25, 9:21 PM PDT · 15034 days ago · 3 km deep · 3 km away
13. 2.18 km W of Cobb, CaliforniaThu, Jul 25, 9:21 PM PDT · 15034 days ago · 0 km deep · 1 km away
14. 1.97 km WSW of Cobb, CaliforniaThu, Jul 25, 9:22 PM PDT · 15034 days ago · 1 km deep · 2 km away
15. 1.87 km WSW of Cobb, CaliforniaThu, Jul 25, 9:22 PM PDT · 15034 days ago · 1 km deep · 3 km away
16. 2.27 km W of Cobb, CaliforniaThu, Jul 25, 9:23 PM PDT · 15034 days ago · 1 km deep · 2 km away
17. 1.68 km W of Cobb, CaliforniaFri, Jul 26, 3:20 AM PDT · 15033 days ago · 1 km deep · 2 km away
18. 1.67 km W of Cobb, CaliforniaFri, Jul 26, 6:48 AM PDT · 15033 days ago · 0 km deep · 3 km away
19. 1.910 km S of Comptche, CaliforniaFri, Jul 26, 7:15 AM PDT · 15033 days ago · 5 km deep · 77 km away
20. 1.67 km W of Cobb, CaliforniaSat, Jul 27, 3:59 AM PDT · 15032 days ago · 1 km deep · 2 km away
21. 2.027 km N of Potter Valley, CaliforniaSat, Jul 27, 4:08 AM PDT · 15032 days ago · 4 km deep · 88 km away
22. 1.95 km SW of Cobb, CaliforniaSun, Jul 28, 1:10 PM PDT · 15031 days ago · 0 km deep · 6 km away
23. 1.67 km W of Cobb, CaliforniaSun, Jul 28, 7:42 PM PDT · 15031 days ago · 3 km deep · 2 km away
24. 2.125 km WNW of Elk Creek, CaliforniaMon, Jul 29, 5:54 AM PDT · 15030 days ago · 4 km deep · 100 km away
25. 2.15 km WSW of Cobb, CaliforniaMon, Jul 29, 2:57 PM PDT · 15030 days ago · 0 km deep · 5 km away
26. 3.35 km WSW of Cobb, CaliforniaMon, Jul 29, 2:57 PM PDT · 15030 days ago · 0 km deep · 4 km away
27. 1.76 km WSW of Cobb, CaliforniaMon, Jul 29, 3:12 PM PDT · 15030 days ago · 0 km deep · 4 km away
28. 1.610 km W of Cobb, CaliforniaTue, Jul 30, 8:50 PM PDT · 15029 days ago · 2 km deep · 1 km away
29. 1.78 km W of Cobb, CaliforniaTue, Jul 30, 8:56 PM PDT · 15029 days ago · 0 km deep · 3 km away
30. 1.74 km E of Cloverdale, CaliforniaWed, Jul 31, 4:01 PM PDT · 15028 days ago · 22 km deep · 11 km away
31. 1.70 km SSE of Redwood Valley, CaliforniaThu, Aug 1, 7:15 AM PDT · 15027 days ago · 6 km deep · 60 km away
32. 1.811 km NE of Potter Valley, CaliforniaThu, Aug 1, 7:55 AM PDT · 15027 days ago · 1 km deep · 68 km away
33. 1.60 km WSW of Redwood Valley, CaliforniaThu, Aug 1, 7:55 AM PDT · 15027 days ago · 7 km deep · 60 km away
34. 2.80 km NNE of Redwood Valley, CaliforniaThu, Aug 1, 7:57 AM PDT · 15027 days ago · 6 km deep · 60 km away
35. 1.50 km SW of Redwood Valley, CaliforniaThu, Aug 1, 8:02 AM PDT · 15027 days ago · 4 km deep · 60 km away
36. 1.55 km W of Cobb, CaliforniaThu, Aug 1, 10:28 AM PDT · 15027 days ago · 0 km deep · 4 km away
37. 1.76 km W of Cobb, CaliforniaThu, Aug 1, 10:49 AM PDT · 15027 days ago · 3 km deep · 3 km away
38. 1.65 km WSW of Hopland, CaliforniaFri, Aug 2, 9:07 AM PDT · 15026 days ago · 5 km deep · 33 km away
39. 2.021 km NNE of Upper Lake, CaliforniaSat, Aug 3, 10:27 AM PDT · 15025 days ago · 6 km deep · 61 km away
40. 1.86 km E of Calpella, CaliforniaSat, Aug 3, 5:55 PM PDT · 15025 days ago · 5 km deep · 55 km away
41. 1.53 km SSW of Cobb, CaliforniaSat, Aug 3, 7:22 PM PDT · 15025 days ago · 1 km deep · 8 km away
42. 2.87 km W of Cobb, CaliforniaSun, Aug 4, 12:08 PM PDT · 15024 days ago · 3 km deep · 2 km away
43. 2.26 km WSW of Cobb, CaliforniaTue, Aug 6, 3:36 AM PDT · 15022 days ago · 0 km deep · 3 km away
44. 3.27 km W of Cobb, CaliforniaTue, Aug 6, 11:36 AM PDT · 15022 days ago · 1 km deep · 3 km away
45. 2.14 km WSW of Cobb, CaliforniaWed, Aug 7, 7:13 AM PDT · 15021 days ago · 1 km deep · 6 km away
46. 1.910 km SW of Williams, CaliforniaWed, Aug 7, 11:27 AM PDT · 15021 days ago · 15 km deep · 60 km away
47. 1.66 km WSW of Cobb, CaliforniaWed, Aug 7, 1:56 PM PDT · 15021 days ago · 0 km deep · 3 km away
48. 2.34 km NNE of Boonville, CaliforniaThu, Aug 8, 5:29 AM PDT · 15020 days ago · 4 km deep · 52 km away
49. 1.66 km SW of Cobb, CaliforniaThu, Aug 8, 6:13 AM PDT · 15020 days ago · 0 km deep · 6 km away
50. 3.25 km SW of Cobb, CaliforniaThu, Aug 8, 12:02 PM PDT · 15020 days ago · 2 km deep · 6 km away
51. 4.05 km SW of Cobb, CaliforniaThu, Aug 8, 12:03 PM PDT · 15020 days ago · -1 km deep · 5 km away
52. 2.15 km SW of Cobb, CaliforniaThu, Aug 8, 12:07 PM PDT · 15020 days ago · 0 km deep · 5 km away
53. 2.14 km NW of Redwood Valley, CaliforniaThu, Aug 8, 10:38 PM PDT · 15020 days ago · 5 km deep · 64 km away
54. 1.64 km WSW of Cobb, CaliforniaFri, Aug 9, 1:11 AM PDT · 15020 days ago · 1 km deep · 6 km away
55. 2.08 km SSW of Colusa, CaliforniaFri, Aug 9, 2:31 AM PDT · 15019 days ago · 6 km deep · 77 km away
56. 2.16 km W of Cobb, CaliforniaSat, Aug 10, 12:05 AM PDT · 15019 days ago · 3 km deep · 4 km away
57. 1.96 km W of Cobb, CaliforniaSat, Aug 10, 12:34 PM PDT · 15018 days ago · 1 km deep · 4 km away
58. 2.16 km W of Cobb, CaliforniaSat, Aug 10, 12:34 PM PDT · 15018 days ago · 0 km deep · 4 km away
59. 1.58 km WSW of Cobb, CaliforniaSat, Aug 10, 12:40 PM PDT · 15018 days ago · 4 km deep · 2 km away
60. 1.713 km N of Brooktrails, CaliforniaSat, Aug 10, 5:05 PM PDT · 15018 days ago · 6 km deep · 96 km away

The first 60 of 182.

From the USGS Earthquake Hazards Program and its partner networks, event nc1129646. Read Tue, Sep 22, 2026, 8:27 PM UTC.