M2.0 earthquake 14 km NNE of Angwin, California

Magnitude

2.0 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Wed, Oct 22, 1980, 5:09 AM PDT

UTC

1980-10-22 12:09:00 UTC

Depth

11.7 km (7.3 mi), shallow

Epicenter

38.694° N, 122.386° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 1.6 km in depth

Magnitude uncertainty

±0.08

Depth from

From location

Station coverage gap

122°

Stations used

15

• Angwin, CaliforniaPopulation 3,051. Forecast14 kmNNE
• Clearlake, CaliforniaPopulation 15,182. Forecast36 kmSE
• Santa Rosa, CaliforniaPopulation 178,127. Forecast40 kmNE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast635 kmNW

After

1. 1.66 km W of Cobb, CaliforniaWed, Oct 22, 5:50 AM PDT · 16781 days ago · 1 km deep · 38 km away
2. 2.55 km NNE of Clearlake, CaliforniaWed, Oct 22, 11:08 PM PDT · 16780 days ago · 0 km deep · 39 km away
3. 1.74 km ENE of Santa Rosa, CaliforniaThu, Oct 23, 4:21 PM PDT · 16780 days ago · 0 km deep · 36 km away
4. 1.67 km WSW of Cobb, CaliforniaFri, Oct 24, 12:27 AM PDT · 16779 days ago · 2 km deep · 39 km away
5. 1.67 km SSW of Calistoga, CaliforniaFri, Oct 24, 8:37 PM PDT · 16778 days ago · 6 km deep · 28 km away
6. 2.65 km SW of Cobb, CaliforniaSat, Oct 25, 11:22 PM PDT · 16777 days ago · 0 km deep · 35 km away
7. 1.88 km WSW of Cobb, CaliforniaTue, Oct 28, 11:41 AM PST · 16775 days ago · -1 km deep · 38 km away
8. 1.83 km ESE of Berkeley, CaliforniaTue, Oct 28, 2:26 PM PST · 16775 days ago · 10 km deep · 93 km away
9. 2.07 km WSW of Cobb, CaliforniaTue, Oct 28, 8:32 PM PST · 16774 days ago · 1 km deep · 39 km away
10. 2.69 km WSW of Cobb, CaliforniaThu, Oct 30, 7:22 AM PST · 16773 days ago · 2 km deep · 40 km away
11. 1.99 km WSW of Cobb, CaliforniaThu, Oct 30, 7:23 AM PST · 16773 days ago · 2 km deep · 40 km away
12. 1.59 km ESE of Hidden Valley Lake, CaliforniaThu, Oct 30, 8:21 PM PST · 16772 days ago · 4 km deep · 11 km away
13. 1.65 km SW of Cobb, CaliforniaThu, Oct 30, 8:28 PM PST · 16772 days ago · 0 km deep · 35 km away
14. 1.80 km NNE of Bolinas, CaliforniaFri, Oct 31, 2:23 AM PST · 16772 days ago · 13 km deep · 90 km away
15. 2.017 km NE of Angwin, CaliforniaFri, Oct 31, 11:56 AM PST · 16772 days ago · 15 km deep · 7 km away
16. 2.017 km NE of Angwin, CaliforniaFri, Oct 31, 1:02 PM PST · 16772 days ago · 8 km deep · 5 km away
17. 1.67 km WSW of Cobb, CaliforniaSat, Nov 1, 9:28 AM PST · 16771 days ago · 1 km deep · 38 km away
18. 1.77 km WSW of Cobb, CaliforniaSun, Nov 2, 9:44 AM PST · 16770 days ago · 1 km deep · 39 km away
19. 3.47 km WSW of Cobb, CaliforniaSun, Nov 2, 10:15 AM PST · 16770 days ago · 0 km deep · 39 km away
20. 1.67 km WSW of Cobb, CaliforniaSun, Nov 2, 10:18 AM PST · 16770 days ago · 0 km deep · 39 km away
21. 1.87 km WSW of Cobb, CaliforniaSun, Nov 2, 12:36 PM PST · 16770 days ago · 0 km deep · 39 km away
22. 3.03 km N of Piedmont, CaliforniaSun, Nov 2, 3:39 PM PST · 16770 days ago · 6 km deep · 95 km away
23. 1.58 km ENE of Larkfield-Wikiup, CaliforniaSun, Nov 2, 11:58 PM PST · 16769 days ago · 3 km deep · 30 km away
24. 1.78 km WSW of Cobb, CaliforniaMon, Nov 3, 9:42 PM PST · 16768 days ago · 1 km deep · 39 km away
25. 1.77 km W of Cobb, CaliforniaTue, Nov 4, 5:49 AM PST · 16768 days ago · 1 km deep · 40 km away
26. 1.59 km WSW of Cobb, CaliforniaWed, Nov 5, 5:12 PM PST · 16767 days ago · 2 km deep · 40 km away
27. 1.55 km W of Cobb, CaliforniaThu, Nov 6, 11:16 AM PST · 16766 days ago · 0 km deep · 38 km away
28. 2.04 km NE of Upper Lake, CaliforniaThu, Nov 6, 9:10 PM PST · 16765 days ago · 5 km deep · 69 km away
29. 2.319 km ENE of Potter Valley, CaliforniaFri, Nov 7, 11:27 AM PST · 16765 days ago · 13 km deep · 91 km away
30. 3.37 km WSW of Cobb, CaliforniaFri, Nov 7, 12:17 PM PST · 16765 days ago · 2 km deep · 38 km away
31. 1.77 km WSW of Calistoga, CaliforniaSat, Nov 8, 7:45 AM PST · 16764 days ago · 4 km deep · 29 km away
32. 2.013 km E of Angwin, CaliforniaSat, Nov 8, 1:10 PM PST · 16764 days ago · 1 km deep · 14 km away
33. 1.84 km WSW of Cobb, CaliforniaSun, Nov 9, 7:05 AM PST · 16763 days ago · 4 km deep · 36 km away
34. 1.72 km SSW of Clearlake, CaliforniaSun, Nov 9, 10:39 PM PST · 16762 days ago · 2 km deep · 35 km away
35. 1.93 km S of Point Reyes Station, CaliforniaMon, Nov 10, 6:29 AM PST · 16762 days ago · 12 km deep · 81 km away
36. 1.72 km NNE of Clear Lake Riviera, CaliforniaMon, Nov 10, 3:14 PM PST · 16762 days ago · 0 km deep · 42 km away
37. 2.117 km NNE of Upper Lake, CaliforniaMon, Nov 10, 3:43 PM PST · 16762 days ago · 2 km deep · 78 km away
38. 1.62 km ESE of Clear Lake Riviera, CaliforniaTue, Nov 11, 4:46 PM PST · 16761 days ago · -1 km deep · 38 km away
39. 2.4Northern CaliforniaWed, Nov 12, 8:31 AM PST · 16760 days ago · 15 km deep · 79 km away
40. 1.67 km WSW of Cobb, CaliforniaWed, Nov 12, 2:20 PM PST · 16760 days ago · 2 km deep · 39 km away
41. 2.5Northern CaliforniaThu, Nov 13, 12:53 AM PST · 16759 days ago · 1 km deep · 40 km away
42. 1.72 km ENE of Bay Point, CaliforniaFri, Nov 14, 4:45 AM PST · 16758 days ago · 16 km deep · 83 km away
43. 1.67 km WSW of Cobb, CaliforniaFri, Nov 14, 5:45 AM PST · 16758 days ago · 1 km deep · 39 km away
44. 1.52 km ENE of Bay Point, CaliforniaFri, Nov 14, 7:03 AM PST · 16758 days ago · 17 km deep · 83 km away
45. 2.14 km N of Redwood Valley, CaliforniaFri, Nov 14, 6:22 PM PST · 16758 days ago · 7 km deep · 98 km away
46. 2.120 km NE of Potter Valley, CaliforniaFri, Nov 14, 8:21 PM PST · 16757 days ago · 9 km deep · 100 km away
47. 1.65 km W of Kenwood, CaliforniaMon, Nov 17, 2:09 PM PST · 16755 days ago · 8 km deep · 37 km away
48. 2.316 km NNW of Moskowite Corner, CaliforniaMon, Nov 17, 3:23 PM PST · 16755 days ago · 5 km deep · 17 km away
49. 2.16 km W of Cobb, CaliforniaMon, Nov 17, 9:06 PM PST · 16754 days ago · 2 km deep · 39 km away
50. 2.76 km W of Cobb, CaliforniaTue, Nov 18, 10:33 AM PST · 16754 days ago · 3 km deep · 38 km away
51. 1.53 km SSW of Clearlake Oaks, CaliforniaTue, Nov 18, 3:50 PM PST · 16754 days ago · 4 km deep · 43 km away
52. 1.819 km NE of Potter Valley, CaliforniaWed, Nov 19, 5:51 AM PST · 16753 days ago · 7 km deep · 98 km away
53. 1.68 km WSW of Cobb, CaliforniaWed, Nov 19, 10:51 AM PST · 16753 days ago · 1 km deep · 39 km away
54. 1.920 km NE of Potter Valley, CaliforniaWed, Nov 19, 12:17 PM PST · 16753 days ago · 13 km deep · 98 km away
55. 1.67 km SSE of Cloverdale, CaliforniaThu, Nov 20, 2:29 AM PST · 16752 days ago · -1 km deep · 52 km away
56. 1.77 km WSW of Cobb, CaliforniaThu, Nov 20, 11:56 PM PST · 16751 days ago · 1 km deep · 39 km away
57. 1.99 km W of Cobb, CaliforniaFri, Nov 21, 12:14 AM PST · 16751 days ago · 0 km deep · 41 km away
58. 2.19 km W of Cobb, CaliforniaFri, Nov 21, 12:30 AM PST · 16751 days ago · 0 km deep · 41 km away
59. 2.21 km WNW of Concord, CaliforniaSun, Nov 23, 2:02 AM PST · 16749 days ago · 14 km deep · 84 km away
60. 1.525 km ENE of Potter Valley, CaliforniaSun, Nov 23, 6:34 AM PST · 16749 days ago · 14 km deep · 91 km away

The first 60 of 158.

Before

1. 1.61 km ESE of Clear Lake Riviera, CaliforniaMon, Oct 20, 11:38 PM PDT · 16782 days ago · 0 km deep · 39 km away
2. 1.69 km WSW of Cobb, CaliforniaSat, Oct 18, 5:57 AM PDT · 16785 days ago · 2 km deep · 40 km away
3. 2.02 km W of Redwood Valley, CaliforniaThu, Oct 16, 4:00 PM PDT · 16787 days ago · 6 km deep · 97 km away
4. 2.22 km W of Redwood Valley, CaliforniaThu, Oct 16, 3:59 PM PDT · 16787 days ago · 5 km deep · 97 km away
5. 1.52 km ESE of Santa Rosa, CaliforniaWed, Oct 15, 1:49 PM PDT · 16788 days ago · 6 km deep · 39 km away
6. 3.28 km N of Princeton, CaliforniaTue, Oct 14, 9:09 AM PDT · 16789 days ago · 23 km deep · 94 km away
7. 1.77 km W of Cobb, CaliforniaTue, Oct 14, 3:30 AM PDT · 16789 days ago · 0 km deep · 39 km away
8. 1.63 km NNE of Talmage, CaliforniaTue, Oct 14, 3:18 AM PDT · 16789 days ago · 7 km deep · 85 km away
9. 1.723 km W of Stonyford, CaliforniaMon, Oct 13, 11:14 PM PDT · 16789 days ago · 10 km deep · 86 km away
10. 1.919 km ENE of Potter Valley, CaliforniaSun, Oct 12, 9:16 PM PDT · 16790 days ago · 3 km deep · 91 km away
11. 2.05 km N of Lucerne, CaliforniaFri, Oct 10, 3:33 PM PDT · 16793 days ago · 18 km deep · 60 km away
12. 1.517 km NE of Angwin, CaliforniaThu, Oct 9, 10:58 AM PDT · 16794 days ago · 17 km deep · 8 km away
13. 1.66 km W of Lower Lake, CaliforniaWed, Oct 8, 3:26 AM PDT · 16795 days ago · 3 km deep · 35 km away
14. 1.78 km W of Cobb, CaliforniaTue, Oct 7, 2:21 PM PDT · 16796 days ago · -1 km deep · 40 km away
15. 1.610 km WSW of Hopland, CaliforniaTue, Oct 7, 3:50 AM PDT · 16796 days ago · 0 km deep · 77 km away
16. 1.83 km SE of Piedmont, CaliforniaTue, Oct 7, 1:47 AM PDT · 16796 days ago · 10 km deep · 100 km away
17. 1.810 km WSW of Hopland, CaliforniaMon, Oct 6, 7:37 PM PDT · 16796 days ago · 0 km deep · 77 km away
18. 2.96 km W of Cobb, CaliforniaMon, Oct 6, 7:56 AM PDT · 16797 days ago · 4 km deep · 38 km away
19. 1.75 km WSW of Cobb, CaliforniaSun, Oct 5, 10:32 PM PDT · 16797 days ago · 0 km deep · 36 km away
20. 1.87 km NNW of Green Valley, CaliforniaSun, Oct 5, 9:15 PM PDT · 16797 days ago · 10 km deep · 46 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1056487. Read Fri, Oct 2, 2026, 2:02 PM UTC.