M2.3 earthquake 3km NE of Simi Valley, CA

Magnitude

2.3 (Mc), micro

Magnitude from

Southern California Seismic Network

Local time

Fri, Aug 6, 1982, 10:34 AM PDT

UTC

1982-08-06 17:34:51 UTC

Depth

9.9 km (6.2 mi), shallow

Epicenter

34.290° N, 118.716° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

From location

Station coverage gap

93°

Stations used

0

• Santa Susana, CaliforniaPopulation 1,037. Forecast6 kmNW
• Simi Valley, CaliforniaPopulation 126,788. Forecast6 kmENE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast51 kmWNW

After

1. 2.216km NW of Grapevine, CASat, Aug 7, 1:37 AM PDT · 16127 days ago · 5 km deep · 88 km away
2. 2.55km W of Chatsworth, CASun, Aug 8, 9:42 PM PDT · 16125 days ago · 3 km deep · 7 km away
3. 1.99km SSE of Llano, CAMon, Aug 9, 4:18 PM PDT · 16124 days ago · 8 km deep · 90 km away
4. 2.29km SSE of Llano, CAMon, Aug 9, 4:27 PM PDT · 16124 days ago · 6 km deep · 90 km away
5. 1.84km S of Anaheim, CATue, Aug 10, 12:41 AM PDT · 16124 days ago · 5 km deep · 93 km away
6. 1.97km SSW of Pearblossum, CATue, Aug 10, 7:17 AM PDT · 16123 days ago · 10 km deep · 74 km away
7. 2.310km SSW of Agua Dulce, CAWed, Aug 11, 12:50 PM PDT · 16122 days ago · 5 km deep · 35 km away
8. 2.616km NNE of Avalon, CAThu, Aug 12, 5:56 AM PDT · 16121 days ago · 10 km deep · 99 km away
9. 2.87km SSW of Pearblossum, CAThu, Aug 12, 2:01 PM PDT · 16121 days ago · 10 km deep · 74 km away
10. 1.97km SSW of Littlerock, CAThu, Aug 12, 8:01 PM PDT · 16121 days ago · 8 km deep · 68 km away
11. 1.711km WSW of Hermosa Beach, CAFri, Aug 13, 8:13 PM PDT · 16120 days ago · 2 km deep · 54 km away
12. 3.516km SSW of Tehachapi, CAFri, Aug 13, 10:13 PM PDT · 16120 days ago · 7 km deep · 81 km away
13. 2.116km SSW of Tehachapi, CASat, Aug 14, 12:23 AM PDT · 16120 days ago · 5 km deep · 81 km away
14. 2.211km SSE of San Pedro, CASat, Aug 14, 6:45 AM PDT · 16119 days ago · 9 km deep · 84 km away
15. 2.712km SSW of San Pedro, CASat, Aug 14, 6:51 AM PDT · 16119 days ago · 7 km deep · 80 km away
16. 2.416km SSW of Tehachapi, CASat, Aug 14, 7:40 AM PDT · 16119 days ago · 2 km deep · 80 km away
17. 2.112km SSW of San Pedro, CASat, Aug 14, 2:58 PM PDT · 16119 days ago · 1 km deep · 81 km away
18. 2.08km ESE of Santa Clarita, CAMon, Aug 16, 4:09 AM PDT · 16117 days ago · 5 km deep · 29 km away
19. 2.416km SSE of Port Hueneme, CAMon, Aug 16, 9:23 PM PDT · 16117 days ago · 0 km deep · 50 km away
20. 2.14km SW of Frazier Park, CATue, Aug 17, 9:30 AM PDT · 16116 days ago · 0 km deep · 62 km away
21. 2.514km W of Tehachapi, CAWed, Aug 18, 12:37 AM PDT · 16116 days ago · 6 km deep · 93 km away
22. 2.511km SSW of Agua Dulce, CAWed, Aug 18, 2:23 AM PDT · 16115 days ago · 5 km deep · 35 km away
23. 2.31km S of Artesia, CAThu, Aug 19, 8:07 AM PDT · 16114 days ago · 5 km deep · 76 km away
24. 2.938km WNW of Santa Barbara Is., CAFri, Aug 20, 6:19 PM PDT · 16113 days ago · 6 km deep · 95 km away
25. 2.31km N of Long Beach, CAMon, Aug 23, 1:08 AM PDT · 16111 days ago · 10 km deep · 74 km away
26. 2.424km N of Santa Barbara Is., CAMon, Aug 23, 11:54 AM PDT · 16110 days ago · 6 km deep · 73 km away
27. 2.818km N of Pine Mountain Club, CAMon, Aug 23, 3:30 PM PDT · 16110 days ago · 5 km deep · 90 km away
28. 2.723km SSE of San Pedro, CATue, Aug 24, 7:34 AM PDT · 16109 days ago · 9 km deep · 96 km away
29. 1.97km SSW of Pearblossum, CATue, Aug 24, 9:41 AM PDT · 16109 days ago · 11 km deep · 73 km away
30. 1.90km SE of Signal Hill, CAWed, Aug 25, 5:25 AM PDT · 16108 days ago · 3 km deep · 74 km away
31. 2.44km N of Yorba Linda, CAThu, Aug 26, 9:24 PM PDT · 16107 days ago · 11 km deep · 92 km away
32. 3.45km N of Yorba Linda, CAThu, Aug 26, 9:25 PM PDT · 16107 days ago · 12 km deep · 92 km away
33. 1.85km S of Frazier Park, CAFri, Aug 27, 12:49 AM PDT · 16107 days ago · 5 km deep · 58 km away
34. 2.23km WSW of Westwood, CAFri, Aug 27, 4:59 AM PDT · 16106 days ago · 5 km deep · 36 km away
35. 2.622km NNE of Santa Barbara Is., CAMon, Aug 30, 3:16 AM PDT · 16103 days ago · 6 km deep · 75 km away
36. 1.914km NNE of Bradbury, CAMon, Aug 30, 3:35 PM PDT · 16103 days ago · 9 km deep · 72 km away
37. 2.616km ENE of Ojai, CATue, Aug 31, 3:03 PM PDT · 16102 days ago · 18 km deep · 43 km away
38. 2.49km E of Santa Clarita, CAThu, Sep 2, 8:11 AM PDT · 16100 days ago · 7 km deep · 32 km away
39. 2.512km WSW of Malibu, CASat, Sep 4, 1:42 AM PDT · 16099 days ago · 14 km deep · 41 km away
40. 2.413km N of Bradbury, CATue, Sep 7, 3:58 PM PDT · 16095 days ago · 11 km deep · 71 km away
41. 2.28km ENE of Santa Clarita, CAFri, Sep 10, 6:04 AM PDT · 16092 days ago · 13 km deep · 31 km away
42. 3.017km N of Santa Barbara Is., CAFri, Sep 10, 10:47 AM PDT · 16092 days ago · 6 km deep · 80 km away
43. 2.54km SE of Carson, CASat, Sep 11, 6:55 AM PDT · 16091 days ago · 6 km deep · 69 km away
44. 2.24km ESE of Carson, CASun, Sep 12, 1:40 AM PDT · 16091 days ago · 5 km deep · 68 km away
45. 2.96km W of Signal Hill, CASun, Sep 12, 8:55 AM PDT · 16090 days ago · 5 km deep · 70 km away
46. 2.52km SSW of Carpinteria, CAMon, Sep 13, 12:09 PM PDT · 16089 days ago · 12 km deep · 75 km away
47. 2.416km S of Malibu Beach, CATue, Sep 14, 6:47 AM PDT · 16088 days ago · 2 km deep · 45 km away
48. 2.719km NW of Grapevine, CAWed, Sep 15, 6:42 AM PDT · 16087 days ago · 5 km deep · 92 km away
49. 2.520km NNE of Santa Barbara Is., CAThu, Sep 16, 2:29 AM PDT · 16086 days ago · 6 km deep · 77 km away
50. 2.628km N of Santa Barbara Is., CAThu, Sep 16, 11:36 AM PDT · 16086 days ago · 6 km deep · 71 km away
51. 3.14km E of Lennox, CAFri, Sep 17, 3:57 AM PDT · 16085 days ago · 17 km deep · 54 km away
52. 2.34km W of Florence-Graham, CAFri, Sep 17, 3:59 AM PDT · 16085 days ago · 5 km deep · 53 km away
53. 2.23km SSW of San Fernando, CASun, Sep 19, 11:51 AM PDT · 16083 days ago · 0 km deep · 24 km away
54. 2.53km NNE of Granada Hills, CASun, Sep 19, 11:59 AM PDT · 16083 days ago · 6 km deep · 21 km away
55. 2.46km E of Santa Clarita, CAMon, Sep 20, 9:21 AM PDT · 16082 days ago · 5 km deep · 28 km away
56. 1.97km SSE of Malibu, CAMon, Sep 20, 11:20 AM PDT · 16082 days ago · 12 km deep · 38 km away
57. 3.24km ESE of Goleta, CATue, Sep 21, 11:17 AM PDT · 16081 days ago · 7 km deep · 100 km away
58. 2.820km NNE of Santa Barbara Is., CAWed, Sep 22, 3:32 PM PDT · 16080 days ago · 6 km deep · 76 km away
59. 2.215km WNW of Malibu, CAFri, Sep 24, 7:58 PM PDT · 16078 days ago · 12 km deep · 35 km away
60. 2.41km NNW of Los Alamitos, CASat, Sep 25, 6:00 PM PDT · 16077 days ago · 5 km deep · 79 km away

The first 60 of 71.

Before

1. 2.417km WNW of Malibu, CAWed, Aug 4, 8:52 PM PDT · 16129 days ago · 13 km deep · 38 km away
2. 2.13km SSE of Yorba Linda, CASat, Jul 31, 4:42 PM PDT · 16133 days ago · 7 km deep · 96 km away
3. 2.18km SSW of Malibu Beach, CAThu, Jul 29, 7:46 PM PDT · 16135 days ago · 11 km deep · 36 km away
4. 2.314km N of Pine Mountain Club, CAThu, Jul 29, 9:45 AM PDT · 16135 days ago · 0 km deep · 84 km away
5. 2.09km SSW of Malibu Beach, CAWed, Jul 28, 10:59 PM PDT · 16136 days ago · 12 km deep · 38 km away
6. 3.410km SSW of Malibu Beach, CAWed, Jul 28, 10:50 PM PDT · 16136 days ago · 11 km deep · 38 km away
7. 2.715km S of Camarillo, CAWed, Jul 28, 7:15 PM PDT · 16136 days ago · 14 km deep · 36 km away
8. 2.52km WNW of Northridge, CAWed, Jul 28, 9:42 AM PDT · 16136 days ago · 14 km deep · 16 km away
9. 2.824km N of Santa Barbara Is., CAMon, Jul 26, 10:32 PM PDT · 16138 days ago · 9 km deep · 73 km away
10. 2.312km SSE of Santa Barbara, CAMon, Jul 26, 7:34 AM PDT · 16138 days ago · 2 km deep · 88 km away
11. 2.421km N of Santa Barbara Is., CASun, Jul 25, 2:21 AM PDT · 16139 days ago · 6 km deep · 75 km away
12. 2.13km S of Frazier Park, CASat, Jul 24, 4:44 AM PDT · 16140 days ago · 12 km deep · 60 km away
13. 1.83km NW of Wrightwood, CAFri, Jul 23, 6:09 AM PDT · 16141 days ago · 9 km deep · 97 km away
14. 2.53km E of Ojai, CAThu, Jul 22, 8:41 AM PDT · 16142 days ago · 14 km deep · 49 km away
15. 2.224km E of Maricopa, CAThu, Jul 22, 7:47 AM PDT · 16142 days ago · 5 km deep · 96 km away
16. 2.31km SE of Lennox, CAWed, Jul 21, 5:04 PM PDT · 16143 days ago · 2 km deep · 52 km away
17. 2.37km SW of Santa Clarita, CAWed, Jul 21, 3:32 PM PDT · 16143 days ago · 15 km deep · 17 km away
18. 2.415km WNW of Malibu, CAWed, Jul 21, 9:30 AM PDT · 16143 days ago · 12 km deep · 35 km away
19. 2.22km NE of West Hills, CAWed, Jul 21, 3:50 AM PDT · 16143 days ago · 15 km deep · 12 km away
20. 2.322km SSE of San Pedro, CATue, Jul 20, 10:15 PM PDT · 16144 days ago · 6 km deep · 94 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci506225. Read Thu, Oct 1, 2026, 8:33 PM UTC.