M2.1 earthquake 12km W of Anza, CA

Magnitude

2.1 (mc), micro

Local time

Tue, Aug 18, 1987, 11:50 PM PDT

UTC

1987-08-19 06:50:14 UTC

Depth

2.5 km (1.5 mi), shallow

Epicenter

33.561° N, 116.800° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

From location

Station coverage gap

65°

Stations used

0

• Anza, CaliforniaPopulation 3,014. Forecast12 kmW
• Valle Vista, CaliforniaPopulation 14,578. Forecast23 kmSSE
• Temecula, CaliforniaPopulation 110,003. Forecast33 kmENE
• San Diego, CaliforniaPopulation 1,404,452. Forecast100 kmNNE

After

1. 2.06km W of Desert Hot Springs, CAFri, Sep 18, 10:58 AM PDT · 14249 days ago · 9 km deep · 50 km away
2. 1.86km ENE of Cabazon, CAFri, Sep 18, 11:06 AM PDT · 14249 days ago · 16 km deep · 44 km away
3. 2.36km ENE of Cabazon, CAFri, Sep 18, 11:06 AM PDT · 14249 days ago · 17 km deep · 44 km away
4. 2.33km E of Banning, CAFri, Sep 18, 5:19 PM PDT · 14249 days ago · 4 km deep · 41 km away
5. 1.91km ENE of Grand Terrace, CASat, Sep 19, 1:15 AM PDT · 14249 days ago · 18 km deep · 71 km away
6. 1.69km NE of Aguanga, CASat, Sep 19, 2:31 PM PDT · 14248 days ago · 2 km deep · 7 km away
7. 1.69km NE of Aguanga, CASat, Sep 19, 10:36 PM PDT · 14248 days ago · 2 km deep · 7 km away
8. 1.55km SE of Lytle Creek, CASun, Sep 20, 1:49 AM PDT · 14248 days ago · 10 km deep · 96 km away
9. 1.714km ENE of Thousand Palms, CASun, Sep 20, 8:37 PM PDT · 14247 days ago · 4 km deep · 61 km away
10. 2.48km ENE of Villa Park, CAMon, Sep 21, 2:58 AM PDT · 14247 days ago · 3 km deep · 93 km away
11. 1.910km SW of Morongo Valley, CAMon, Sep 21, 5:05 AM PDT · 14246 days ago · 8 km deep · 49 km away
12. 2.16km NNE of Beaumont, CAMon, Sep 21, 5:08 AM PDT · 14246 days ago · 17 km deep · 49 km away
13. 1.914km ENE of Thousand Palms, CAMon, Sep 21, 6:15 AM PDT · 14246 days ago · 4 km deep · 61 km away
14. 2.06km WSW of Idyllwild, CAMon, Sep 21, 7:27 AM PDT · 14246 days ago · 16 km deep · 17 km away
15. 2.35km NNW of Glen Avon, CAMon, Sep 21, 4:44 PM PDT · 14246 days ago · 5 km deep · 85 km away
16. 2.14km ENE of Banning, CAMon, Sep 21, 5:02 PM PDT · 14246 days ago · 6 km deep · 41 km away
17. 2.212km NNE of Thousand Palms, CAMon, Sep 21, 7:26 PM PDT · 14246 days ago · 8 km deep · 58 km away
18. 2.112km E of Thousand Palms, CATue, Sep 22, 12:10 AM PDT · 14246 days ago · 3 km deep · 58 km away
19. 2.212km E of Thousand Palms, CATue, Sep 22, 2:54 AM PDT · 14246 days ago · 3 km deep · 58 km away
20. 2.312km NNE of Running Springs, CATue, Sep 22, 5:35 AM PDT · 14245 days ago · 9 km deep · 87 km away
21. 2.018km ESE of Julian, CATue, Sep 22, 8:47 AM PDT · 14245 days ago · 8 km deep · 70 km away
22. 2.118km E of Julian, CATue, Sep 22, 12:58 PM PDT · 14245 days ago · 8 km deep · 67 km away
23. 2.64km NNE of Fontana, CATue, Sep 22, 2:39 PM PDT · 14245 days ago · 6 km deep · 86 km away
24. 2.17km ENE of Villa Park, CATue, Sep 22, 3:23 PM PDT · 14245 days ago · 2 km deep · 92 km away
25. 2.113km NE of Joshua Tree, CATue, Sep 22, 3:49 PM PDT · 14245 days ago · 8 km deep · 90 km away
26. 2.16km W of Desert Hot Springs, CATue, Sep 22, 11:45 PM PDT · 14245 days ago · 8 km deep · 50 km away
27. 1.94km SSW of Idyllwild, CAWed, Sep 23, 4:36 PM PDT · 14244 days ago · 16 km deep · 17 km away
28. 2.011km E of Yorba Linda, CAWed, Sep 23, 7:12 PM PDT · 14244 days ago · 2 km deep · 90 km away
29. 1.912km N of Borrego Springs, CAThu, Sep 24, 4:11 AM PDT · 14243 days ago · 12 km deep · 44 km away
30. 2.03km ESE of Lake Henshaw, CAThu, Sep 24, 5:59 AM PDT · 14243 days ago · 12 km deep · 37 km away
31. 2.14km E of Banning, CAThu, Sep 24, 9:28 AM PDT · 14243 days ago · 6 km deep · 41 km away
32. 1.58km ENE of Joshua Tree, CAThu, Sep 24, 9:44 AM PDT · 14243 days ago · 5 km deep · 85 km away
33. 1.66km NE of Fontana, CAThu, Sep 24, 9:45 AM PDT · 14243 days ago · 8 km deep · 86 km away
34. 2.33km E of Banning, CAThu, Sep 24, 11:39 AM PDT · 14243 days ago · 5 km deep · 41 km away
35. 1.96km ENE of Joshua Tree, CAThu, Sep 24, 4:15 PM PDT · 14243 days ago · 5 km deep · 84 km away
36. 2.09km E of Pala, CAThu, Sep 24, 5:29 PM PDT · 14243 days ago · 4 km deep · 27 km away
37. 2.122km SSW of Ocotillo Wells, CAThu, Sep 24, 6:32 PM PDT · 14243 days ago · 8 km deep · 82 km away
38. 1.94km NNE of Fontana, CAFri, Sep 25, 12:16 AM PDT · 14243 days ago · 6 km deep · 86 km away
39. 2.21km SE of San Joaquin Hills, CAFri, Sep 25, 3:19 AM PDT · 14243 days ago · 1 km deep · 96 km away
40. 1.920km NNW of Borrego Springs, CAFri, Sep 25, 6:16 AM PDT · 14242 days ago · 8 km deep · 37 km away
41. 1.917km S of La Quinta, CAFri, Sep 25, 1:48 PM PDT · 14242 days ago · 4 km deep · 47 km away
42. 1.821km SSW of Ocotillo Wells, CAFri, Sep 25, 3:26 PM PDT · 14242 days ago · 6 km deep · 82 km away
43. 1.84km NNE of Fontana, CAFri, Sep 25, 3:53 PM PDT · 14242 days ago · 7 km deep · 86 km away
44. 2.313km WNW of Anza, CAFri, Sep 25, 5:21 PM PDT · 14242 days ago · 3 km deep · 4 km away
45. 1.613km WNW of Anza, CASat, Sep 26, 5:25 AM PDT · 14241 days ago · 5 km deep · 4 km away
46. 1.910km SW of Morongo Valley, CASat, Sep 26, 7:44 AM PDT · 14241 days ago · 6 km deep · 49 km away
47. 1.96km N of Borrego Springs, CASat, Sep 26, 12:03 PM PDT · 14241 days ago · 12 km deep · 48 km away
48. 2.51km SSE of Loma Linda, CASat, Sep 26, 12:17 PM PDT · 14241 days ago · 16 km deep · 68 km away
49. 2.63km NNE of Fontana, CASat, Sep 26, 12:48 PM PDT · 14241 days ago · 5 km deep · 87 km away
50. 2.322km N of Yucca Valley, CASun, Sep 27, 2:36 AM PDT · 14241 days ago · 2 km deep · 90 km away
51. 1.818km N of Borrego Springs, CASun, Sep 27, 4:03 AM PDT · 14240 days ago · 10 km deep · 46 km away
52. 2.06km SSW of Morongo Valley, CASun, Sep 27, 4:07 AM PDT · 14240 days ago · 9 km deep · 52 km away
53. 2.022km ESE of Anza, CASun, Sep 27, 9:19 AM PDT · 14240 days ago · 14 km deep · 34 km away
54. 2.49km ENE of Valley Center, CASun, Sep 27, 10:48 PM PDT · 14240 days ago · 22 km deep · 37 km away
55. 2.218km N of Borrego Springs, CAMon, Sep 28, 5:08 AM PDT · 14239 days ago · 11 km deep · 46 km away
56. 2.613km N of Cabazon, CAMon, Sep 28, 11:01 AM PDT · 14239 days ago · 11 km deep · 52 km away
57. 2.18km WSW of Corona, CAMon, Sep 28, 1:25 PM PDT · 14239 days ago · 5 km deep · 85 km away
58. 2.313km SE of Anza, CAMon, Sep 28, 2:23 PM PDT · 14239 days ago · 12 km deep · 23 km away
59. 2.02km WSW of Anza, CAMon, Sep 28, 11:33 PM PDT · 14239 days ago · 9 km deep · 10 km away
60. 1.74km NNE of Fontana, CAMon, Sep 28, 11:41 PM PDT · 14239 days ago · 7 km deep · 86 km away

The first 60 of 174.

From the USGS Earthquake Hazards Program and its partner networks, event ci621209. Read Tue, Sep 22, 2026, 10:32 PM UTC.