M1.6 earthquake 6 km WSW of Cobb, California

Magnitude

1.6 (md), micro

Local time

Sat, Nov 14, 1981, 9:54 PM PST

UTC

1981-11-15 05:54:33 UTC

Depth

-0.8 km (-0.5 mi), shallow

Epicenter

38.810° N, 122.793° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.2 km horizontally, 0.9 km in depth

Magnitude uncertainty

±0.73

Depth from

From location

Station coverage gap

61°

Stations used

12

• Cobb, CaliforniaPopulation 1,778. Forecast6 kmWSW
• Clearlake, CaliforniaPopulation 15,182. Forecast22 kmSW
• Santa Rosa, CaliforniaPopulation 178,127. Forecast42 kmN
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast667 kmNW

After

1. 2.15 km SW of Cobb, CaliforniaMon, Nov 16, 4:36 AM PST · 16382 days ago · 0 km deep · 3 km away
2. 1.67 km W of Cobb, CaliforniaMon, Nov 16, 5:43 AM PST · 16382 days ago · 1 km deep · 2 km away
3. 2.07 km W of Cobb, CaliforniaMon, Nov 16, 5:46 AM PST · 16382 days ago · -1 km deep · 2 km away
4. 2.06 km WSW of Cobb, CaliforniaMon, Nov 16, 4:42 PM PST · 16381 days ago · 1 km deep · 0 km away
5. 2.06 km WSW of Cobb, CaliforniaMon, Nov 16, 4:42 PM PST · 16381 days ago · 1 km deep · 0 km away
6. 1.96 km WSW of Cobb, CaliforniaMon, Nov 16, 4:44 PM PST · 16381 days ago · 1 km deep · 0 km away
7. 1.78 km SE of Willits, CaliforniaWed, Nov 18, 1:28 AM PST · 16380 days ago · 3 km deep · 74 km away
8. 1.68 km E of Willits, CaliforniaWed, Nov 18, 3:33 PM PST · 16379 days ago · 8 km deep · 77 km away
9. 1.75 km WSW of Cobb, CaliforniaWed, Nov 18, 7:49 PM PST · 16379 days ago · 0 km deep · 1 km away
10. 1.95 km WSW of Kenwood, CaliforniaFri, Nov 20, 9:33 AM PST · 16378 days ago · 9 km deep · 50 km away
11. 2.09 km NNE of Cloverdale, CaliforniaSat, Nov 21, 4:44 PM PST · 16376 days ago · 1 km deep · 18 km away
12. 1.57 km WSW of Cobb, CaliforniaSat, Nov 21, 8:41 PM PST · 16376 days ago · 2 km deep · 1 km away
13. 1.94 km W of Cobb, CaliforniaSun, Nov 22, 10:00 AM PST · 16376 days ago · 1 km deep · 2 km away
14. 2.16 km WSW of Cobb, CaliforniaSun, Nov 22, 6:36 PM PST · 16375 days ago · 0 km deep · 2 km away
15. 2.46 km WSW of Cobb, CaliforniaSun, Nov 22, 10:57 PM PST · 16375 days ago · 1 km deep · 2 km away
16. 1.62 km ESE of Calpella, CaliforniaMon, Nov 23, 4:47 AM PST · 16375 days ago · 3 km deep · 56 km away
17. 2.57 km WSW of Cobb, CaliforniaMon, Nov 23, 12:41 PM PST · 16374 days ago · 1 km deep · 1 km away
18. 1.619 km ENE of Potter Valley, CaliforniaMon, Nov 23, 11:38 PM PST · 16374 days ago · 1 km deep · 64 km away
19. 2.09 km WSW of Cobb, CaliforniaTue, Nov 24, 12:21 PM PST · 16373 days ago · 3 km deep · 3 km away
20. 1.511 km NNE of Potter Valley, CaliforniaTue, Nov 24, 9:04 PM PST · 16373 days ago · 3 km deep · 73 km away
21. 1.67 km W of Cobb, CaliforniaTue, Nov 24, 9:55 PM PST · 16373 days ago · 1 km deep · 2 km away
22. 1.67 km W of Cobb, CaliforniaTue, Nov 24, 9:56 PM PST · 16373 days ago · 1 km deep · 2 km away
23. 2.97 km W of Cobb, CaliforniaTue, Nov 24, 10:02 PM PST · 16373 days ago · 1 km deep · 2 km away
24. 1.67 km W of Cobb, CaliforniaTue, Nov 24, 10:07 PM PST · 16373 days ago · 4 km deep · 1 km away
25. 1.67 km W of Cobb, CaliforniaTue, Nov 24, 10:07 PM PST · 16373 days ago · 1 km deep · 2 km away
26. 2.320 km NE of Potter Valley, CaliforniaWed, Nov 25, 2:27 AM PST · 16373 days ago · 7 km deep · 71 km away
27. 1.81 km N of Willits, CaliforniaWed, Nov 25, 2:37 PM PST · 16372 days ago · 7 km deep · 84 km away
28. 1.56 km WSW of Cobb, CaliforniaWed, Nov 25, 7:50 PM PST · 16372 days ago · 1 km deep · 0 km away
29. 1.98 km N of Geyserville, CaliforniaFri, Nov 27, 3:30 AM PST · 16371 days ago · 5 km deep · 11 km away
30. 1.57 km W of Cobb, CaliforniaSat, Nov 28, 5:54 AM PST · 16370 days ago · 0 km deep · 2 km away
31. 2.26 km W of Cobb, CaliforniaSat, Nov 28, 6:28 AM PST · 16370 days ago · 3 km deep · 1 km away
32. 1.65 km SW of Cobb, CaliforniaSat, Nov 28, 7:06 AM PST · 16370 days ago · -1 km deep · 2 km away
33. 1.55 km WSW of Cobb, CaliforniaSat, Nov 28, 7:11 AM PST · 16370 days ago · 0 km deep · 2 km away
34. 1.67 km ESE of Cloverdale, CaliforniaSat, Nov 28, 1:24 PM PST · 16369 days ago · 5 km deep · 13 km away
35. 1.76 km W of Cobb, CaliforniaSun, Nov 29, 9:09 PM PST · 16368 days ago · 3 km deep · 1 km away
36. 2.58 km NNW of Redwood Valley, CaliforniaMon, Nov 30, 4:12 AM PST · 16368 days ago · 6 km deep · 70 km away
37. 1.78 km W of Cobb, CaliforniaMon, Nov 30, 5:44 AM PST · 16368 days ago · 0 km deep · 2 km away
38. 2.29 km WSW of Cobb, CaliforniaMon, Nov 30, 5:48 AM PST · 16368 days ago · 1 km deep · 3 km away
39. 1.65 km NW of Moskowite Corner, CaliforniaMon, Nov 30, 9:32 AM PST · 16368 days ago · 11 km deep · 61 km away
40. 1.93 km WNW of American Canyon, CaliforniaTue, Dec 1, 4:02 PM PST · 16366 days ago · 6 km deep · 81 km away
41. 1.57 km NE of Healdsburg, CaliforniaWed, Dec 2, 12:55 AM PST · 16366 days ago · 4 km deep · 17 km away
42. 2.08 km N of Geyserville, CaliforniaWed, Dec 2, 3:45 AM PST · 16366 days ago · 5 km deep · 11 km away
43. 2.98 km N of Geyserville, CaliforniaWed, Dec 2, 9:12 AM PST · 16366 days ago · 5 km deep · 11 km away
44. 1.88 km ESE of Cloverdale, CaliforniaWed, Dec 2, 9:22 AM PST · 16366 days ago · 5 km deep · 11 km away
45. 2.38 km ESE of Cloverdale, CaliforniaWed, Dec 2, 11:02 AM PST · 16366 days ago · 5 km deep · 11 km away
46. 1.78 km ESE of Cloverdale, CaliforniaThu, Dec 3, 12:41 PM PST · 16364 days ago · 5 km deep · 11 km away
47. 2.98 km N of Geyserville, CaliforniaFri, Dec 4, 7:42 AM PST · 16364 days ago · 5 km deep · 11 km away
48. 1.98 km N of Geyserville, CaliforniaFri, Dec 4, 7:44 AM PST · 16364 days ago · 4 km deep · 11 km away
49. 2.58 km N of Geyserville, CaliforniaFri, Dec 4, 8:01 AM PST · 16364 days ago · 4 km deep · 11 km away
50. 1.78 km N of Geyserville, CaliforniaFri, Dec 4, 8:39 AM PST · 16364 days ago · 4 km deep · 11 km away
51. 1.98 km N of Geyserville, CaliforniaFri, Dec 4, 9:02 AM PST · 16364 days ago · 4 km deep · 12 km away
52. 1.88 km N of Geyserville, CaliforniaFri, Dec 4, 9:07 AM PST · 16364 days ago · 3 km deep · 11 km away
53. 1.621 km W of Stonyford, CaliforniaFri, Dec 4, 2:03 PM PST · 16363 days ago · 1 km deep · 64 km away
54. 1.66 km WSW of Cobb, CaliforniaSat, Dec 5, 9:48 AM PST · 16363 days ago · 4 km deep · 1 km away
55. 2.213 km NW of Moskowite Corner, CaliforniaSat, Dec 5, 7:25 PM PST · 16362 days ago · 9 km deep · 53 km away
56. 1.917 km NNE of Upper Lake, CaliforniaSat, Dec 5, 9:51 PM PST · 16362 days ago · 6 km deep · 55 km away
57. 1.6Northern CaliforniaSun, Dec 6, 2:15 AM PST · 16362 days ago · 1 km deep · 0 km away
58. 1.86 km WSW of Cobb, CaliforniaSun, Dec 6, 7:56 AM PST · 16362 days ago · -1 km deep · 1 km away
59. 2.26 km W of Cobb, CaliforniaSun, Dec 6, 9:28 AM PST · 16362 days ago · 0 km deep · 1 km away
60. 2.07 km S of Calistoga, CaliforniaSun, Dec 6, 10:02 AM PST · 16362 days ago · 7 km deep · 38 km away

The first 60 of 192.

Before

1. 2.85 km SW of Cobb, CaliforniaSat, Nov 14, 8:57 PM PST · 16383 days ago · 0 km deep · 3 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1069465. Read Wed, Sep 23, 2026, 7:28 AM UTC.