M1.7 earthquake 3km S of Cabazon, CA

Magnitude

1.7 (mc), micro

Local time

Wed, Oct 21, 1987, 7:50 PM PDT

UTC

1987-10-22 02:50:04 UTC

Depth

12.1 km (7.5 mi), shallow

Epicenter

33.888° N, 116.783° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

From location

Station coverage gap

73°

Stations used

0

• Cabazon, CaliforniaPopulation 2,535. Forecast3 kmS
• Banning, CaliforniaPopulation 30,945. Forecast10 kmESE
• Moreno Valley, CaliforniaPopulation 204,198. Forecast42 kmE
• San Diego, CaliforniaPopulation 1,404,452. Forecast135 kmNNE

After

1. 1.64km SE of Loma Linda, CAWed, Oct 21, 8:01 PM PDT · 14223 days ago · 16 km deep · 45 km away
2. 1.914km NNW of Borrego Springs, CAThu, Oct 22, 3:31 AM PDT · 14223 days ago · 9 km deep · 66 km away
3. 1.86km E of Calimesa, CAThu, Oct 22, 5:56 AM PDT · 14223 days ago · 17 km deep · 22 km away
4. 1.95km SW of Big Bear Lake, CAThu, Oct 22, 6:18 AM PDT · 14223 days ago · 13 km deep · 40 km away
5. 2.220km ESE of Anza, CAThu, Oct 22, 5:45 PM PDT · 14222 days ago · 9 km deep · 53 km away
6. 2.212km NNE of Borrego Springs, CAThu, Oct 22, 6:26 PM PDT · 14222 days ago · 5 km deep · 72 km away
7. 1.88km NNE of Yucca Valley, CAThu, Oct 22, 9:52 PM PDT · 14222 days ago · 1 km deep · 47 km away
8. 2.111km SSW of Idyllwild, CAThu, Oct 22, 11:31 PM PDT · 14222 days ago · 12 km deep · 27 km away
9. 1.810km SW of Morongo Valley, CAFri, Oct 23, 1:05 AM PDT · 14222 days ago · 6 km deep · 15 km away
10. 1.910km SSW of Idyllwild, CAFri, Oct 23, 11:21 AM PDT · 14222 days ago · 12 km deep · 25 km away
11. 1.810km SSW of Idyllwild, CAFri, Oct 23, 1:00 PM PDT · 14222 days ago · 11 km deep · 25 km away
12. 1.94km NW of Aguanga, CAFri, Oct 23, 4:12 PM PDT · 14221 days ago · 2 km deep · 48 km away
13. 1.94km N of Big Bear City, CAFri, Oct 23, 6:28 PM PDT · 14221 days ago · 2 km deep · 46 km away
14. 2.47km NNE of Beaumont, CASat, Oct 24, 2:57 PM PDT · 14220 days ago · 17 km deep · 19 km away
15. 1.89km NNE of Banning, CASat, Oct 24, 4:22 PM PDT · 14220 days ago · 21 km deep · 13 km away
16. 1.816km ENE of Borrego Springs, CASun, Oct 25, 1:12 AM PDT · 14220 days ago · 2 km deep · 85 km away
17. 1.84km SSE of Morongo Valley, CASun, Oct 25, 2:19 AM PST · 14220 days ago · 8 km deep · 24 km away
18. 1.65km N of Yorba Linda, CASun, Oct 25, 9:11 PM PST · 14219 days ago · 2 km deep · 95 km away
19. 2.329km NNW of Joshua Tree, CAMon, Oct 26, 4:28 AM PST · 14219 days ago · 9 km deep · 65 km away
20. 2.611km WSW of Morongo Valley, CAMon, Oct 26, 6:50 AM PST · 14219 days ago · 8 km deep · 16 km away
21. 2.07km SE of Warner Springs, CAMon, Oct 26, 8:52 AM PST · 14219 days ago · 16 km deep · 74 km away
22. 1.92km WNW of Palomar Observatory, CAMon, Oct 26, 12:53 PM PST · 14218 days ago · 8 km deep · 59 km away
23. 1.92km E of Anza, CAMon, Oct 26, 2:17 PM PST · 14218 days ago · 15 km deep · 39 km away
24. 2.013km N of Yucca Valley, CAMon, Oct 26, 3:54 PM PST · 14218 days ago · 2 km deep · 50 km away
25. 1.55km NNE of San Bernardino, CAMon, Oct 26, 5:17 PM PST · 14218 days ago · 4 km deep · 55 km away
26. 1.95km NNE of San Bernardino, CAMon, Oct 26, 5:44 PM PST · 14218 days ago · 4 km deep · 56 km away
27. 2.45km NNE of San Bernardino, CAMon, Oct 26, 6:13 PM PST · 14218 days ago · 3 km deep · 55 km away
28. 1.95km N of San Bernardino, CAMon, Oct 26, 6:13 PM PST · 14218 days ago · 6 km deep · 57 km away
29. 1.918km E of Julian, CAMon, Oct 26, 6:28 PM PST · 14218 days ago · 7 km deep · 99 km away
30. 2.031km SE of Twentynine Palms, CATue, Oct 27, 12:12 AM PST · 14218 days ago · 0 km deep · 85 km away
31. 2.030km SE of Twentynine Palms, CATue, Oct 27, 2:45 AM PST · 14218 days ago · 5 km deep · 85 km away
32. 1.98km NNE of Running Springs, CATue, Oct 27, 5:28 AM PST · 14218 days ago · 5 km deep · 50 km away
33. 1.911km NE of Julian, CATue, Oct 27, 1:06 PM PST · 14217 days ago · 14 km deep · 85 km away
34. 2.112km NE of Julian, CATue, Oct 27, 1:07 PM PST · 14217 days ago · 14 km deep · 85 km away
35. 2.116km SSW of Oasis, CATue, Oct 27, 3:47 PM PST · 14217 days ago · 10 km deep · 84 km away
36. 1.94km WNW of Cabazon, CATue, Oct 27, 6:24 PM PST · 14217 days ago · 8 km deep · 6 km away
37. 2.018km NNE of Borrego Springs, CATue, Oct 27, 10:40 PM PST · 14217 days ago · 12 km deep · 67 km away
38. 1.95km SW of Banning, CAWed, Oct 28, 12:07 AM PST · 14217 days ago · 16 km deep · 12 km away
39. 1.92km SW of Morongo Valley, CAWed, Oct 28, 12:47 AM PST · 14217 days ago · 11 km deep · 24 km away
40. 1.918km NNE of Borrego Springs, CAWed, Oct 28, 2:17 AM PST · 14217 days ago · 10 km deep · 71 km away
41. 1.66km WSW of Morongo Valley, CAWed, Oct 28, 3:28 AM PST · 14217 days ago · 12 km deep · 20 km away
42. 1.94km WNW of Cabazon, CAWed, Oct 28, 11:04 AM PST · 14217 days ago · 9 km deep · 6 km away
43. 2.322km ESE of Anza, CAWed, Oct 28, 1:34 PM PST · 14216 days ago · 13 km deep · 56 km away
44. 1.74km NNE of Fontana, CAWed, Oct 28, 1:37 PM PST · 14216 days ago · 6 km deep · 66 km away
45. 2.05km WNW of Desert Hot Springs, CAWed, Oct 28, 5:46 PM PST · 14216 days ago · 8 km deep · 23 km away
46. 2.219km N of Borrego Springs, CAWed, Oct 28, 6:13 PM PST · 14216 days ago · 12 km deep · 65 km away
47. 1.94km N of Cabazon, CAWed, Oct 28, 11:34 PM PST · 14216 days ago · 12 km deep · 7 km away
48. 2.14km ENE of Banning, CAThu, Oct 29, 12:32 AM PST · 14216 days ago · 6 km deep · 7 km away
49. 1.96km S of Morongo Valley, CAThu, Oct 29, 4:25 AM PST · 14216 days ago · 10 km deep · 23 km away
50. 2.29km WNW of Palomar Observatory, CAThu, Oct 29, 6:32 AM PST · 14216 days ago · 3 km deep · 59 km away
51. 1.911km N of Borrego Springs, CAThu, Oct 29, 7:43 AM PST · 14216 days ago · 11 km deep · 71 km away
52. 1.89km NNE of Banning, CAThu, Oct 29, 3:29 PM PST · 14215 days ago · 18 km deep · 14 km away
53. 1.74km ESE of Murrieta Hot Springs, CAFri, Oct 30, 1:41 AM PST · 14215 days ago · 3 km deep · 48 km away
54. 1.94km SE of Yucaipa, CAFri, Oct 30, 5:23 AM PST · 14215 days ago · 17 km deep · 26 km away
55. 1.920km ESE of Anza, CAFri, Oct 30, 10:05 AM PST · 14215 days ago · 14 km deep · 53 km away
56. 2.514km NW of Aguanga, CAFri, Oct 30, 10:18 AM PST · 14215 days ago · 8 km deep · 45 km away
57. 1.97km NNE of Running Springs, CAFri, Oct 30, 10:20 AM PST · 14215 days ago · 3 km deep · 49 km away
58. 1.65km SE of Yucca Valley, CAFri, Oct 30, 8:53 PM PST · 14214 days ago · 3 km deep · 42 km away
59. 1.96km SE of Aguanga, CAFri, Oct 30, 9:42 PM PST · 14214 days ago · 5 km deep · 54 km away
60. 1.81km W of Loma Linda, CAFri, Oct 30, 10:16 PM PST · 14214 days ago · 16 km deep · 49 km away

The first 60 of 179.

Before

1. 1.522km ENE of Thermal, CAWed, Oct 21, 10:07 AM PDT · 14224 days ago · 4 km deep · 80 km away
2. 2.911km NE of Lake Arrowhead, CAWed, Oct 21, 7:54 AM PDT · 14224 days ago · 8 km deep · 57 km away
3. 2.113km WNW of Anza, CAWed, Oct 21, 1:00 AM PDT · 14224 days ago · 4 km deep · 33 km away
4. 2.122km SSW of La Quinta, CATue, Oct 20, 9:00 AM PDT · 14225 days ago · 13 km deep · 56 km away
5. 2.117km NNE of Indio, CATue, Oct 20, 3:47 AM PDT · 14225 days ago · 4 km deep · 56 km away
6. 1.52km NW of Loma Linda, CAMon, Oct 19, 8:04 PM PDT · 14225 days ago · 18 km deep · 49 km away
7. 1.819km ESE of Anza, CAMon, Oct 19, 8:02 PM PDT · 14225 days ago · 15 km deep · 53 km away
8. 2.07km W of Desert Hot Springs, CAMon, Oct 19, 7:16 PM PDT · 14225 days ago · 10 km deep · 21 km away
9. 2.111km NNE of Borrego Springs, CAMon, Oct 19, 4:20 PM PDT · 14225 days ago · 12 km deep · 72 km away
10. 1.87km S of Idyllwild, CAMon, Oct 19, 3:08 PM PDT · 14225 days ago · 17 km deep · 24 km away
11. 1.717km N of Indio, CAMon, Oct 19, 1:14 PM PDT · 14226 days ago · 5 km deep · 55 km away
12. 2.14km SSE of Yucca Valley, CAMon, Oct 19, 12:21 PM PDT · 14226 days ago · 3 km deep · 40 km away
13. 2.013km W of Morongo Valley, CAMon, Oct 19, 12:09 PM PDT · 14226 days ago · 10 km deep · 17 km away
14. 2.424km NE of Thermal, CAMon, Oct 19, 3:39 AM PDT · 14226 days ago · 4 km deep · 78 km away
15. 2.019km N of Borrego Springs, CAMon, Oct 19, 2:11 AM PDT · 14226 days ago · 13 km deep · 62 km away
16. 2.119km N of Borrego Springs, CAMon, Oct 19, 2:11 AM PDT · 14226 days ago · 3 km deep · 62 km away
17. 1.938km NNE of North Shore, CAMon, Oct 19, 1:12 AM PDT · 14226 days ago · 1 km deep · 92 km away
18. 1.96km NNW of Banning, CASun, Oct 18, 11:47 PM PDT · 14226 days ago · 18 km deep · 15 km away
19. 2.33km ENE of Loma Linda, CASun, Oct 18, 11:07 PM PDT · 14226 days ago · 8 km deep · 46 km away
20. 1.814km W of Morongo Valley, CASun, Oct 18, 10:35 PM PDT · 14226 days ago · 13 km deep · 19 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci733405. Read Wed, Sep 30, 2026, 7:58 AM UTC.