M2.1 earthquake 4 km NNE of Clearlake, California

Magnitude

2.1 (md), micro

Local time

Mon, Jul 6, 1981, 4:38 PM PDT

UTC

1981-07-06 23:38:23 UTC

Depth

-0.4 km (-0.3 mi), shallow

Epicenter

38.995° N, 122.605° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 6.3 km in depth

Magnitude uncertainty

±0.17

Depth from

From location

Station coverage gap

149°

Stations used

19

• Clearlake, CaliforniaPopulation 15,182. Forecast4 kmNNE
• Santa Rosa, CaliforniaPopulation 178,127. Forecast62 kmN
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast674 kmNW

After

1. 2.13 km WSW of Redwood Valley, CaliforniaTue, Jul 7, 2:57 PM PDT · 16513 days ago · 2 km deep · 62 km away
2. 2.010 km E of Comptche, CaliforniaWed, Jul 8, 4:48 PM PDT · 16512 days ago · 6 km deep · 81 km away
3. 2.18 km NNW of Redwood Valley, CaliforniaWed, Jul 8, 8:56 PM PDT · 16512 days ago · 1 km deep · 67 km away
4. 1.818 km NE of Potter Valley, CaliforniaThu, Jul 9, 7:54 AM PDT · 16511 days ago · 7 km deep · 58 km away
5. 2.29 km WSW of Cobb, CaliforniaFri, Jul 10, 4:03 AM PDT · 16510 days ago · 1 km deep · 29 km away
6. 2.08 km NW of Redwood Valley, CaliforniaFri, Jul 10, 9:05 AM PDT · 16510 days ago · 2 km deep · 67 km away
7. 1.822 km NE of Potter Valley, CaliforniaFri, Jul 10, 9:11 PM PDT · 16510 days ago · 11 km deep · 60 km away
8. 1.87 km NNW of Redwood Valley, CaliforniaSat, Jul 11, 12:56 PM PDT · 16509 days ago · 5 km deep · 67 km away
9. 2.18 km NE of Hidden Valley Lake, CaliforniaSun, Jul 12, 3:31 PM PDT · 16508 days ago · 8 km deep · 18 km away
10. 1.54 km WSW of Cobb, CaliforniaSun, Jul 12, 5:16 PM PDT · 16508 days ago · 1 km deep · 26 km away
11. 1.919 km ENE of Potter Valley, CaliforniaSun, Jul 12, 10:08 PM PDT · 16508 days ago · 9 km deep · 50 km away
12. 1.824 km NE of Potter Valley, CaliforniaMon, Jul 13, 4:15 AM PDT · 16507 days ago · 12 km deep · 63 km away
13. 1.88 km NW of Redwood Valley, CaliforniaMon, Jul 13, 7:17 AM PDT · 16507 days ago · 3 km deep · 67 km away
14. 2.122 km WNW of Elk Creek, CaliforniaMon, Jul 13, 11:56 AM PDT · 16507 days ago · 6 km deep · 75 km away
15. 1.56 km W of Cobb, CaliforniaMon, Jul 13, 3:23 PM PDT · 16507 days ago · 3 km deep · 25 km away
16. 1.919 km ENE of Potter Valley, CaliforniaMon, Jul 13, 7:29 PM PDT · 16507 days ago · 11 km deep · 50 km away
17. 2.46 km SW of Kenwood, CaliforniaTue, Jul 14, 4:04 AM PDT · 16506 days ago · 11 km deep · 69 km away
18. 1.52 km WSW of Redwood Valley, CaliforniaTue, Jul 14, 12:20 PM PDT · 16506 days ago · 6 km deep · 62 km away
19. 1.56 km W of Cobb, CaliforniaWed, Jul 15, 7:33 PM PDT · 16505 days ago · 3 km deep · 26 km away
20. 2.24 km WSW of Cobb, CaliforniaWed, Jul 15, 8:06 PM PDT · 16505 days ago · 1 km deep · 26 km away
21. 2.10 km NNW of Larkfield-Wikiup, CaliforniaFri, Jul 17, 2:04 PM PDT · 16503 days ago · 2 km deep · 54 km away
22. 1.99 km WSW of Cobb, CaliforniaSat, Jul 18, 2:08 AM PDT · 16502 days ago · 1 km deep · 29 km away
23. 2.04 km WSW of Cobb, CaliforniaSun, Jul 19, 9:42 AM PDT · 16501 days ago · 1 km deep · 26 km away
24. 1.85 km WSW of Kenwood, CaliforniaSun, Jul 19, 2:42 PM PDT · 16501 days ago · 8 km deep · 67 km away
25. 2.17 km W of Cobb, CaliforniaSun, Jul 19, 9:37 PM PDT · 16501 days ago · 4 km deep · 27 km away
26. 1.97 km WSW of Cobb, CaliforniaTue, Jul 21, 3:40 PM PDT · 16499 days ago · 2 km deep · 28 km away
27. 2.07 km E of Larkfield-Wikiup, CaliforniaTue, Jul 21, 5:26 PM PDT · 16499 days ago · 5 km deep · 52 km away
28. 1.55 km WSW of Cobb, CaliforniaTue, Jul 21, 7:54 PM PDT · 16499 days ago · 4 km deep · 26 km away
29. 1.96 km W of Cobb, CaliforniaWed, Jul 22, 1:28 AM PDT · 16499 days ago · 3 km deep · 25 km away
30. 1.76 km W of Cobb, CaliforniaWed, Jul 22, 2:19 AM PDT · 16498 days ago · 3 km deep · 26 km away
31. 1.56 km W of Cobb, CaliforniaWed, Jul 22, 7:56 AM PDT · 16498 days ago · 2 km deep · 26 km away
32. 2.04 km ESE of Calpella, CaliforniaWed, Jul 22, 10:50 AM PDT · 16498 days ago · 6 km deep · 54 km away
33. 1.67 km E of Willits, CaliforniaWed, Jul 22, 5:33 PM PDT · 16498 days ago · 8 km deep · 73 km away
34. 2.04 km WSW of Cobb, CaliforniaFri, Jul 24, 6:46 PM PDT · 16496 days ago · 2 km deep · 26 km away
35. 1.69 km WSW of Cobb, CaliforniaFri, Jul 24, 7:02 PM PDT · 16496 days ago · 1 km deep · 29 km away
36. 2.56 km SSE of Dunnigan, CaliforniaFri, Jul 24, 7:12 PM PDT · 16496 days ago · 10 km deep · 61 km away
37. 2.210 km ESE of Potter Valley, CaliforniaSat, Jul 25, 12:23 AM PDT · 16496 days ago · -1 km deep · 47 km away
38. 1.87 km WSW of Cobb, CaliforniaSat, Jul 25, 4:12 PM PDT · 16495 days ago · 1 km deep · 28 km away
39. 1.8Northern CaliforniaMon, Jul 27, 5:37 AM PDT · 16493 days ago · 2 km deep · 29 km away
40. 1.66 km WSW of Cobb, CaliforniaMon, Jul 27, 4:56 PM PDT · 16493 days ago · 0 km deep · 27 km away
41. 1.96 km WSW of Cobb, CaliforniaTue, Jul 28, 1:45 AM PDT · 16493 days ago · 3 km deep · 26 km away
42. 3.06 km WSW of Cobb, CaliforniaTue, Jul 28, 2:37 AM PDT · 16492 days ago · 4 km deep · 26 km away
43. 1.86 km WSW of Cobb, CaliforniaTue, Jul 28, 4:59 AM PDT · 16492 days ago · 0 km deep · 27 km away
44. 2.45 km WSW of Cobb, CaliforniaTue, Jul 28, 5:26 AM PDT · 16492 days ago · 1 km deep · 27 km away
45. 1.56 km WSW of Cobb, CaliforniaTue, Jul 28, 5:46 AM PDT · 16492 days ago · 0 km deep · 27 km away
46. 2.322 km WNW of Elk Creek, CaliforniaTue, Jul 28, 10:40 PM PDT · 16492 days ago · 7 km deep · 75 km away
47. 1.76 km WSW of Cobb, CaliforniaWed, Jul 29, 3:31 AM PDT · 16491 days ago · 3 km deep · 27 km away
48. 2.22 km ENE of Windsor, CaliforniaWed, Jul 29, 7:26 AM PDT · 16491 days ago · 1 km deep · 51 km away
49. 1.54 km SSE of Potter Valley, CaliforniaWed, Jul 29, 11:50 PM PDT · 16491 days ago · 10 km deep · 54 km away
50. 1.59 km WSW of Cobb, CaliforniaThu, Jul 30, 3:38 AM PDT · 16490 days ago · 2 km deep · 29 km away
51. 2.522 km NE of Potter Valley, CaliforniaThu, Jul 30, 4:51 AM PDT · 16490 days ago · 12 km deep · 60 km away
52. 1.86 km W of Cobb, CaliforniaThu, Jul 30, 10:12 AM PDT · 16490 days ago · 0 km deep · 25 km away
53. 1.95 km SW of Cobb, CaliforniaFri, Jul 31, 5:52 AM PDT · 16489 days ago · 0 km deep · 27 km away
54. 2.65 km SW of Cobb, CaliforniaFri, Jul 31, 5:56 AM PDT · 16489 days ago · 1 km deep · 27 km away
55. 1.55 km SW of Cobb, CaliforniaFri, Jul 31, 7:33 AM PDT · 16489 days ago · -1 km deep · 27 km away
56. 1.66 km W of Cobb, CaliforniaFri, Jul 31, 11:19 AM PDT · 16489 days ago · 3 km deep · 26 km away
57. 1.66 km W of Cobb, CaliforniaFri, Jul 31, 2:15 PM PDT · 16489 days ago · 3 km deep · 26 km away
58. 1.86 km WSW of Durham, CaliforniaSat, Aug 1, 9:26 AM PDT · 16488 days ago · 29 km deep · 94 km away
59. 1.99 km NW of Redwood Valley, CaliforniaSun, Aug 2, 8:18 PM PDT · 16487 days ago · 5 km deep · 69 km away
60. 1.96 km SSW of Green Valley, CaliforniaTue, Aug 4, 8:55 PM PDT · 16485 days ago · 8 km deep · 96 km away

The first 60 of 119.

Before

1. 1.73 km N of Larkfield-Wikiup, CaliforniaMon, Jul 6, 1:31 PM PDT · 16514 days ago · 6 km deep · 52 km away
2. 1.67 km WSW of Cobb, CaliforniaMon, Jul 6, 6:09 AM PDT · 16514 days ago · 1 km deep · 28 km away
3. 1.75 km WNW of Potter Valley, CaliforniaSun, Jul 5, 7:08 PM PDT · 16515 days ago · -1 km deep · 63 km away
4. 2.18 km W of Calistoga, CaliforniaSun, Jul 5, 2:42 PM PDT · 16515 days ago · 7 km deep · 46 km away
5. 2.09 km WSW of Cobb, CaliforniaSat, Jul 4, 3:01 PM PDT · 16516 days ago · 2 km deep · 29 km away
6. 2.24 km W of Stonyford, CaliforniaFri, Jul 3, 8:20 PM PDT · 16517 days ago · 3 km deep · 41 km away
7. 2.06 km SW of Cobb, CaliforniaFri, Jul 3, 6:13 PM PDT · 16517 days ago · 1 km deep · 27 km away
8. 1.96 km W of Stonyford, CaliforniaFri, Jul 3, 2:33 PM PDT · 16517 days ago · 0 km deep · 41 km away
9. 2.111 km S of Comptche, CaliforniaFri, Jul 3, 4:51 AM PDT · 16517 days ago · 4 km deep · 85 km away
10. 1.71 km NNW of Boonville, CaliforniaThu, Jul 2, 7:32 PM PDT · 16518 days ago · 4 km deep · 67 km away
11. 3.15 km WSW of Paskenta, CaliforniaWed, Jul 1, 6:28 PM PDT · 16519 days ago · 4 km deep · 97 km away
12. 1.67 km NW of Redwood Valley, CaliforniaWed, Jul 1, 6:45 AM PDT · 16519 days ago · 7 km deep · 67 km away
13. 1.62 km SE of Talmage, CaliforniaTue, Jun 30, 8:38 PM PDT · 16520 days ago · 5 km deep · 49 km away
14. 2.05 km ESE of Talmage, CaliforniaTue, Jun 30, 4:55 AM PDT · 16520 days ago · 7 km deep · 46 km away
15. 1.76 km WSW of Cobb, CaliforniaTue, Jun 30, 12:17 AM PDT · 16521 days ago · 1 km deep · 27 km away
16. 1.97 km WNW of Philo, CaliforniaMon, Jun 29, 11:29 AM PDT · 16521 days ago · 6 km deep · 80 km away
17. 2.64 km WSW of Cobb, CaliforniaMon, Jun 29, 5:37 AM PDT · 16521 days ago · 3 km deep · 25 km away
18. 1.96 km W of Cobb, CaliforniaSat, Jun 27, 7:53 AM PDT · 16523 days ago · 4 km deep · 26 km away
19. 2.11 km SW of Stonyford, CaliforniaSat, Jun 27, 4:33 AM PDT · 16523 days ago · 7 km deep · 41 km away
20. 3.0Northern CaliforniaSat, Jun 27, 4:20 AM PDT · 16523 days ago · 4 km deep · 26 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1065247. Read Tue, Sep 22, 2026, 8:22 PM UTC.