M2.0 earthquake 2km NNE of Simi Valley, CA

Magnitude

2.0 (mc), micro

Local time

Tue, Sep 15, 1981, 10:49 PM PDT

UTC

1981-09-16 05:49:42 UTC

Depth

23.9 km (14.9 mi), shallow

Epicenter

34.291° N, 118.730° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.6 km horizontally, 1.1 km in depth

Depth from

From location

Station coverage gap

37°

Stations used

22

• Simi Valley, CaliforniaPopulation 126,788. Forecast5 kmENE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast52 kmWNW

After

1. 2.623km N of Santa Barbara Is., CATue, Sep 15, 11:29 PM PDT · 16451 days ago · 11 km deep · 75 km away
2. 2.124km N of Santa Barbara Is., CAWed, Sep 16, 3:45 PM PDT · 16450 days ago · 6 km deep · 72 km away
3. 1.722km NW of Grapevine, CAWed, Sep 16, 7:01 PM PDT · 16450 days ago · 0 km deep · 92 km away
4. 1.510km ENE of Pine Mountain Club, CAWed, Sep 16, 10:58 PM PDT · 16450 days ago · 7 km deep · 73 km away
5. 2.020km N of Santa Barbara Is., CAThu, Sep 17, 2:05 PM PDT · 16449 days ago · 4 km deep · 77 km away
6. 1.626km N of Santa Barbara Is., CAThu, Sep 17, 6:53 PM PDT · 16449 days ago · 6 km deep · 74 km away
7. 2.222km NNW of Santa Barbara Is., CAFri, Sep 18, 4:05 AM PDT · 16448 days ago · 18 km deep · 79 km away
8. 1.926km NNW of Santa Barbara Is., CAFri, Sep 18, 9:34 AM PDT · 16448 days ago · 5 km deep · 76 km away
9. 2.222km N of Santa Barbara Is., CASat, Sep 19, 1:59 AM PDT · 16448 days ago · 6 km deep · 75 km away
10. 2.310km NE of Santa Barbara Is., CASat, Sep 19, 5:15 AM PDT · 16447 days ago · 6 km deep · 87 km away
11. 1.710km NE of Santa Barbara Is., CASat, Sep 19, 6:43 AM PDT · 16447 days ago · 6 km deep · 87 km away
12. 1.721km N of Santa Barbara Is., CASat, Sep 19, 10:14 PM PDT · 16447 days ago · 8 km deep · 75 km away
13. 2.14km NNE of Simi Valley, CASat, Sep 19, 10:45 PM PDT · 16447 days ago · 20 km deep · 2 km away
14. 1.732km NNW of Santa Barbara Is., CASun, Sep 20, 4:32 AM PDT · 16446 days ago · 6 km deep · 73 km away
15. 1.623km N of Santa Barbara Is., CASun, Sep 20, 9:49 PM PDT · 16446 days ago · 6 km deep · 73 km away
16. 2.44km NNE of Simi Valley, CASun, Sep 20, 10:27 PM PDT · 16446 days ago · 21 km deep · 1 km away
17. 2.816km NNE of Santa Barbara Is., CAMon, Sep 21, 3:08 AM PDT · 16445 days ago · 13 km deep · 81 km away
18. 2.021km NNE of Santa Barbara Is., CAMon, Sep 21, 3:38 PM PDT · 16445 days ago · 9 km deep · 75 km away
19. 2.124km N of Santa Barbara Is., CAMon, Sep 21, 5:11 PM PDT · 16445 days ago · 10 km deep · 74 km away
20. 1.517km N of Santa Barbara Is., CATue, Sep 22, 10:52 AM PDT · 16444 days ago · 18 km deep · 80 km away
21. 1.94km SSW of Valencia, CAWed, Sep 23, 4:41 AM PDT · 16443 days ago · 14 km deep · 20 km away
22. 2.118km N of Santa Barbara Is., CAWed, Sep 23, 6:52 AM PDT · 16443 days ago · 6 km deep · 78 km away
23. 2.121km N of Santa Barbara Is., CAWed, Sep 23, 12:11 PM PDT · 16443 days ago · 17 km deep · 78 km away
24. 2.320km NNE of Santa Barbara Is., CAWed, Sep 23, 12:54 PM PDT · 16443 days ago · 9 km deep · 77 km away
25. 1.94km SE of Malibu, CAWed, Sep 23, 7:36 PM PDT · 16443 days ago · 13 km deep · 36 km away
26. 1.54km SW of Valencia, CAWed, Sep 23, 11:05 PM PDT · 16443 days ago · 17 km deep · 19 km away
27. 1.71km WSW of Silver Lake, CAThu, Sep 24, 12:11 PM PDT · 16442 days ago · 6 km deep · 47 km away
28. 1.721km N of Santa Barbara Is., CAThu, Sep 24, 10:45 PM PDT · 16442 days ago · 6 km deep · 76 km away
29. 1.512km WSW of Malibu, CAFri, Sep 25, 9:54 AM PDT · 16441 days ago · 13 km deep · 41 km away
30. 1.810km W of Malibu, CAFri, Sep 25, 10:00 AM PDT · 16441 days ago · 13 km deep · 37 km away
31. 1.510km WNW of Rancho Palos Verdes, CAFri, Sep 25, 3:03 PM PDT · 16441 days ago · 6 km deep · 62 km away
32. 2.54km SSW of Valencia, CAFri, Sep 25, 5:18 PM PDT · 16441 days ago · 10 km deep · 19 km away
33. 1.722km N of Santa Barbara Is., CAFri, Sep 25, 10:58 PM PDT · 16441 days ago · 6 km deep · 75 km away
34. 2.224km NNE of Santa Barbara Is., CAFri, Sep 25, 11:58 PM PDT · 16441 days ago · 0 km deep · 72 km away
35. 2.225km NNE of Santa Barbara Is., CASat, Sep 26, 12:50 AM PDT · 16441 days ago · 7 km deep · 71 km away
36. 1.722km N of Santa Barbara Is., CASat, Sep 26, 9:53 AM PDT · 16440 days ago · 6 km deep · 74 km away
37. 1.523km NW of Grapevine, CASat, Sep 26, 7:33 PM PDT · 16440 days ago · 12 km deep · 94 km away
38. 2.321km NNW of Santa Barbara Is., CASun, Sep 27, 1:19 AM PDT · 16440 days ago · 9 km deep · 81 km away
39. 2.622km NNW of Santa Barbara Is., CASun, Sep 27, 7:33 AM PDT · 16439 days ago · 6 km deep · 83 km away
40. 2.112km W of El Segundo, CASun, Sep 27, 1:59 PM PDT · 16439 days ago · 3 km deep · 46 km away
41. 2.237km NNW of Santa Barbara Is., CAMon, Sep 28, 2:46 AM PDT · 16439 days ago · 6 km deep · 74 km away
42. 2.319km NNE of Santa Barbara Is., CATue, Sep 29, 11:12 AM PDT · 16437 days ago · 10 km deep · 77 km away
43. 2.221km NNE of Santa Barbara Is., CATue, Sep 29, 2:33 PM PDT · 16437 days ago · 6 km deep · 75 km away
44. 1.637km NNW of Santa Barbara Is., CATue, Sep 29, 5:24 PM PDT · 16437 days ago · 6 km deep · 72 km away
45. 2.124km N of Santa Barbara Is., CATue, Sep 29, 6:37 PM PDT · 16437 days ago · 6 km deep · 75 km away
46. 2.218km SSW of Santa Cruz Is. (E end), CAWed, Sep 30, 1:13 PM PDT · 16436 days ago · 10 km deep · 94 km away
47. 1.54km SSW of Valencia, CAWed, Sep 30, 7:06 PM PDT · 16436 days ago · 16 km deep · 20 km away
48. 2.224km N of Santa Barbara Is., CAThu, Oct 1, 2:25 AM PDT · 16436 days ago · 6 km deep · 74 km away
49. 2.12km WNW of Hawaiian Gardens, CAThu, Oct 1, 6:51 PM PDT · 16435 days ago · 12 km deep · 78 km away
50. 1.719km N of Santa Barbara Is., CAFri, Oct 2, 1:13 AM PDT · 16435 days ago · 6 km deep · 78 km away
51. 2.016km NNE of Santa Barbara Is., CAFri, Oct 2, 2:13 PM PDT · 16434 days ago · 6 km deep · 80 km away
52. 1.94km N of Gardena, CASat, Oct 3, 12:22 AM PDT · 16434 days ago · 3 km deep · 57 km away
53. 1.83km ENE of Inglewood, CASat, Oct 3, 12:23 AM PDT · 16434 days ago · 0 km deep · 53 km away
54. 1.84km E of Inglewood, CASat, Oct 3, 12:23 AM PDT · 16434 days ago · 13 km deep · 54 km away
55. 1.83km ESE of Inglewood, CASat, Oct 3, 12:26 AM PDT · 16434 days ago · 13 km deep · 54 km away
56. 1.71km SSW of Inglewood, CASat, Oct 3, 12:31 AM PDT · 16434 days ago · 14 km deep · 52 km away
57. 1.712km ESE of Santa Barbara Is., CASat, Oct 3, 2:34 AM PDT · 16434 days ago · 15 km deep · 99 km away
58. 1.821km N of Santa Barbara Is., CASat, Oct 3, 8:00 AM PDT · 16433 days ago · 6 km deep · 76 km away
59. 1.831km NNW of Santa Barbara Is., CASat, Oct 3, 10:59 AM PDT · 16433 days ago · 6 km deep · 72 km away
60. 1.923km N of Santa Barbara Is., CASat, Oct 3, 2:15 PM PDT · 16433 days ago · 2 km deep · 74 km away

The first 60 of 188.

Before

1. 2.85km NE of Simi Valley, CATue, Sep 15, 9:37 PM PDT · 16451 days ago · 17 km deep · 3 km away
2. 1.511km SE of Tehachapi, CATue, Sep 15, 6:51 PM PDT · 16451 days ago · 5 km deep · 92 km away
3. 3.416km NE of Santa Barbara Is., CATue, Sep 15, 6:19 PM PDT · 16451 days ago · 10 km deep · 82 km away
4. 3.016km NE of Santa Barbara Is., CATue, Sep 15, 6:16 PM PDT · 16451 days ago · 10 km deep · 82 km away
5. 1.526km N of Santa Barbara Is., CATue, Sep 15, 3:21 PM PDT · 16451 days ago · 8 km deep · 74 km away
6. 2.721km N of Santa Barbara Is., CATue, Sep 15, 1:37 PM PDT · 16451 days ago · 6 km deep · 75 km away
7. 2.917km NNE of Santa Barbara Is., CATue, Sep 15, 12:56 PM PDT · 16451 days ago · 6 km deep · 79 km away
8. 1.621km NNE of Santa Barbara Is., CATue, Sep 15, 12:05 PM PDT · 16451 days ago · 6 km deep · 75 km away
9. 1.722km N of Santa Barbara Is., CATue, Sep 15, 3:47 AM PDT · 16451 days ago · 6 km deep · 75 km away
10. 2.214km W of Malibu, CAMon, Sep 14, 10:30 AM PDT · 16452 days ago · 13 km deep · 37 km away
11. 2.317km N of Santa Barbara Is., CASun, Sep 13, 4:36 PM PDT · 16453 days ago · 10 km deep · 80 km away
12. 1.94km SSE of Carpinteria, CASun, Sep 13, 5:29 AM PDT · 16453 days ago · 0 km deep · 70 km away
13. 2.718km N of Santa Barbara Is., CASat, Sep 12, 5:06 PM PDT · 16454 days ago · 4 km deep · 78 km away
14. 2.420km NNE of Santa Barbara Is., CASat, Sep 12, 4:14 PM PDT · 16454 days ago · 5 km deep · 77 km away
15. 1.923km N of Santa Barbara Is., CASat, Sep 12, 1:29 PM PDT · 16454 days ago · 6 km deep · 74 km away
16. 1.924km NNE of Santa Barbara Is., CASat, Sep 12, 11:17 AM PDT · 16454 days ago · 6 km deep · 72 km away
17. 2.422km N of Santa Barbara Is., CASat, Sep 12, 10:32 AM PDT · 16454 days ago · 8 km deep · 76 km away
18. 2.022km N of Santa Barbara Is., CASat, Sep 12, 9:19 AM PDT · 16454 days ago · 6 km deep · 76 km away
19. 1.926km N of Santa Barbara Is., CASat, Sep 12, 8:35 AM PDT · 16454 days ago · 0 km deep · 75 km away
20. 1.525km NNW of Santa Barbara Is., CASat, Sep 12, 5:23 AM PDT · 16454 days ago · 6 km deep · 76 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci523055. Read Wed, Sep 30, 2026, 9:24 PM UTC.