M2.1 earthquake 11 km N of Clyde, California

Magnitude

2.1 (md), micro

Local time

Thu, Feb 26, 1987, 11:46 PM PST

UTC

1987-02-27 07:46:45 UTC

Depth

0.0 km (0.0 mi), shallow

Epicenter

38.131° N, 122.020° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.8 km horizontally, 11.0 km in depth

Magnitude uncertainty

±0.41

Depth from

From location

Station coverage gap

96°

Stations used

11

• Clyde, CaliforniaPopulation 678. Forecast12 kmN
• Suisun, CaliforniaPopulation 28,111. Forecast12 kmS
• Fairfield, CaliforniaPopulation 112,970. Forecast13 kmS
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast566 kmNW

After

1. 2.013 km ENE of East Foothills, CaliforniaSat, Feb 28, 2:09 PM PST · 14452 days ago · 7 km deep · 81 km away
2. 2.113 km ENE of East Foothills, CaliforniaSat, Feb 28, 3:50 PM PST · 14452 days ago · 7 km deep · 81 km away
3. 1.714 km NE of East Foothills, CaliforniaSat, Feb 28, 3:54 PM PST · 14452 days ago · 7 km deep · 81 km away
4. 1.713 km ENE of East Foothills, CaliforniaSat, Feb 28, 4:32 PM PST · 14452 days ago · 8 km deep · 82 km away
5. 1.613 km ENE of East Foothills, CaliforniaSat, Feb 28, 4:52 PM PST · 14452 days ago · 8 km deep · 81 km away
6. 1.614 km SSE of Livermore, CaliforniaSat, Feb 28, 7:07 PM PST · 14452 days ago · 5 km deep · 69 km away
7. 2.55 km SW of Cobb, CaliforniaSat, Feb 28, 10:07 PM PST · 14452 days ago · 1 km deep · 98 km away
8. 2.05 km SW of Cobb, CaliforniaSun, Mar 1, 2:14 AM PST · 14452 days ago · 1 km deep · 98 km away
9. 2.513 km ENE of East Foothills, CaliforniaSun, Mar 1, 5:36 AM PST · 14452 days ago · 7 km deep · 84 km away
10. 1.95 km WSW of Cobb, CaliforniaSun, Mar 1, 8:57 PM PST · 14451 days ago · 1 km deep · 100 km away
11. 1.518 km SSE of Livermore, CaliforniaTue, Mar 3, 12:09 AM PST · 14450 days ago · 7 km deep · 74 km away
12. 1.69 km NW of Broadmoor, CaliforniaTue, Mar 3, 5:56 AM PST · 14450 days ago · 7 km deep · 63 km away
13. 2.14 km SW of Cobb, CaliforniaTue, Mar 3, 6:41 PM PST · 14449 days ago · 1 km deep · 97 km away
14. 2.3Northern CaliforniaWed, Mar 4, 7:49 AM PST · 14449 days ago · 7 km deep · 81 km away
15. 1.718 km NE of East Foothills, CaliforniaWed, Mar 4, 12:28 PM PST · 14448 days ago · 5 km deep · 76 km away
16. 2.118 km NE of East Foothills, CaliforniaThu, Mar 5, 8:41 PM PST · 14447 days ago · 6 km deep · 75 km away
17. 1.818 km NE of East Foothills, CaliforniaFri, Mar 6, 7:47 AM PST · 14447 days ago · 7 km deep · 75 km away
18. 2.115 km E of Seven Trees, CaliforniaFri, Mar 6, 3:29 PM PST · 14446 days ago · 6 km deep · 99 km away
19. 1.610 km ENE of Hidden Valley Lake, CaliforniaSat, Mar 7, 1:41 AM PST · 14446 days ago · 2 km deep · 89 km away
20. 1.65 km WSW of Cobb, CaliforniaSat, Mar 7, 3:04 PM PST · 14445 days ago · 1 km deep · 100 km away
21. 2.113 km ENE of East Foothills, CaliforniaSun, Mar 8, 4:18 PM PST · 14444 days ago · 7 km deep · 81 km away
22. 1.95 km SW of Cobb, CaliforniaSun, Mar 8, 11:30 PM PST · 14444 days ago · 0 km deep · 99 km away
23. 2.28 km S of Antioch, CaliforniaMon, Mar 9, 1:12 AM PST · 14444 days ago · 12 km deep · 30 km away
24. 2.07 km S of Antioch, CaliforniaMon, Mar 9, 1:14 AM PST · 14444 days ago · 13 km deep · 29 km away
25. 1.64 km WSW of Cobb, CaliforniaMon, Mar 9, 5:29 AM PST · 14444 days ago · 1 km deep · 100 km away
26. 1.56 km SW of Cobb, CaliforniaMon, Mar 9, 2:20 PM PST · 14443 days ago · 3 km deep · 98 km away
27. 1.6Northern CaliforniaTue, Mar 10, 4:06 AM PST · 14443 days ago · 1 km deep · 99 km away
28. 1.86 km S of Antioch, CaliforniaTue, Mar 10, 12:18 PM PST · 14442 days ago · 6 km deep · 27 km away
29. 2.06 km SW of Cobb, CaliforniaTue, Mar 10, 9:03 PM PST · 14442 days ago · 1 km deep · 98 km away
30. 1.718 km NE of East Foothills, CaliforniaWed, Mar 11, 9:05 AM PST · 14442 days ago · 7 km deep · 75 km away
31. 1.58 km S of Antioch, CaliforniaWed, Mar 11, 2:12 PM PST · 14441 days ago · 5 km deep · 30 km away
32. 1.815 km SSE of Livermore, CaliforniaWed, Mar 11, 5:15 PM PST · 14441 days ago · 4 km deep · 70 km away
33. 2.912 km ESE of Hidden Valley Lake, CaliforniaThu, Mar 12, 6:44 PM PST · 14440 days ago · 9 km deep · 79 km away
34. 1.512 km ESE of Hidden Valley Lake, CaliforniaThu, Mar 12, 7:17 PM PST · 14440 days ago · 5 km deep · 77 km away
35. 1.65 km N of Novato, CaliforniaFri, Mar 13, 3:51 PM PST · 14439 days ago · 2 km deep · 48 km away
36. 1.69 km SE of Sunol, CaliforniaFri, Mar 13, 10:16 PM PST · 14439 days ago · 10 km deep · 69 km away
37. 1.55 km SW of Cobb, CaliforniaSat, Mar 14, 7:03 AM PST · 14439 days ago · 2 km deep · 98 km away
38. 1.918 km NE of East Foothills, CaliforniaSat, Mar 14, 9:59 PM PST · 14438 days ago · 5 km deep · 75 km away
39. 2.020 km ENE of East Foothills, CaliforniaMon, Mar 16, 3:04 AM PST · 14437 days ago · 7 km deep · 81 km away
40. 1.618 km SSE of Livermore, CaliforniaMon, Mar 16, 4:20 PM PST · 14436 days ago · 4 km deep · 73 km away
41. 1.64 km SW of Cobb, CaliforniaMon, Mar 16, 6:57 PM PST · 14436 days ago · 0 km deep · 98 km away
42. 1.88 km S of Cobb, CaliforniaMon, Mar 16, 8:19 PM PST · 14436 days ago · -1 km deep · 91 km away
43. 2.85 km SW of Cobb, CaliforniaTue, Mar 17, 3:21 AM PST · 14436 days ago · 0 km deep · 97 km away
44. 1.94 km WSW of Cobb, CaliforniaTue, Mar 17, 8:00 PM PST · 14435 days ago · -1 km deep · 99 km away
45. 1.65 km SW of Cobb, CaliforniaTue, Mar 17, 10:42 PM PST · 14435 days ago · 2 km deep · 98 km away
46. 1.616 km SSE of Livermore, CaliforniaWed, Mar 18, 1:54 PM PST · 14434 days ago · 6 km deep · 71 km away
47. 2.417 km NE of East Foothills, CaliforniaFri, Mar 20, 8:50 AM PST · 14433 days ago · 6 km deep · 76 km away
48. 1.56 km NE of Geyserville, CaliforniaFri, Mar 20, 7:58 PM PST · 14432 days ago · 5 km deep · 99 km away
49. 1.513 km ENE of East Foothills, CaliforniaSat, Mar 21, 10:08 AM PST · 14432 days ago · 8 km deep · 82 km away
50. 2.1Northern CaliforniaSat, Mar 21, 9:17 PM PST · 14431 days ago · 5 km deep · 90 km away
51. 2.07 km NNE of East Foothills, CaliforniaSun, Mar 22, 10:48 AM PST · 14430 days ago · 7 km deep · 78 km away
52. 1.66 km SW of Cobb, CaliforniaSun, Mar 22, 12:32 PM PST · 14430 days ago · 1 km deep · 98 km away
53. 1.55 km SW of Cobb, CaliforniaSun, Mar 22, 12:53 PM PST · 14430 days ago · 1 km deep · 97 km away
54. 1.918 km NE of East Foothills, CaliforniaSun, Mar 22, 7:00 PM PST · 14430 days ago · 6 km deep · 75 km away
55. 1.65 km SW of Cobb, CaliforniaSun, Mar 22, 8:37 PM PST · 14430 days ago · 3 km deep · 97 km away
56. 2.16 km SW of Cobb, CaliforniaMon, Mar 23, 1:30 AM PST · 14430 days ago · 0 km deep · 98 km away
57. 1.614 km E of Seven Trees, CaliforniaTue, Mar 24, 1:25 PM PST · 14428 days ago · 2 km deep · 98 km away
58. 1.814 km E of Seven Trees, CaliforniaTue, Mar 24, 1:29 PM PST · 14428 days ago · 2 km deep · 98 km away
59. 2.014 km E of Seven Trees, CaliforniaTue, Mar 24, 1:36 PM PST · 14428 days ago · 2 km deep · 98 km away
60. 1.818 km NE of East Foothills, CaliforniaWed, Mar 25, 10:14 AM PST · 14427 days ago · 6 km deep · 75 km away

The first 60 of 145.

From the USGS Earthquake Hazards Program and its partner networks, event nc10083921. Read Thu, Sep 24, 2026, 5:40 AM UTC.