M1.7 earthquake 21km ESE of Anza, CA

Magnitude

1.7 (Mc), micro

Magnitude from

Southern California Seismic Network

Local time

Sat, Dec 7, 1985, 5:07 PM PST

UTC

1985-12-08 01:07:57 UTC

Depth

6.5 km (4.0 mi), shallow

Epicenter

33.484° N, 116.462° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

From location

Station coverage gap

87°

Stations used

0

• Anza, CaliforniaPopulation 3,014. Forecast21 kmESE
• La Quinta, CaliforniaPopulation 40,476. Forecast24 kmSW
• Temecula, CaliforniaPopulation 110,003. Forecast64 kmE
• San Diego, CaliforniaPopulation 1,404,452. Forecast108 kmNE

After

1. 1.612km NNE of Cabazon, CASat, Dec 7, 5:58 PM PST · 14908 days ago · 13 km deep · 66 km away
2. 1.722km E of Julian, CASat, Dec 7, 6:00 PM PST · 14908 days ago · 2 km deep · 50 km away
3. 2.010km ENE of Indio, CASun, Dec 8, 2:41 AM PST · 14908 days ago · 2 km deep · 45 km away
4. 2.210km ENE of Indio, CASun, Dec 8, 2:44 AM PST · 14908 days ago · 3 km deep · 45 km away
5. 1.58km SSW of Idyllwild, CASun, Dec 8, 3:09 PM PST · 14907 days ago · 16 km deep · 35 km away
6. 1.812km N of Borrego Springs, CASun, Dec 8, 6:58 PM PST · 14907 days ago · 13 km deep · 16 km away
7. 1.75km SE of Redlands, CASun, Dec 8, 8:18 PM PST · 14907 days ago · 8 km deep · 87 km away
8. 1.616km E of Anza, CASun, Dec 8, 9:03 PM PST · 14907 days ago · 13 km deep · 7 km away
9. 2.34km ENE of Mentone, CAMon, Dec 9, 12:02 AM PST · 14907 days ago · 10 km deep · 88 km away
10. 1.815km ESE of Anza, CAMon, Dec 9, 5:25 AM PST · 14907 days ago · 13 km deep · 7 km away
11. 1.510km E of Palomar Observatory, CAMon, Dec 9, 11:53 AM PST · 14907 days ago · 4 km deep · 31 km away
12. 2.715km ESE of Anza, CAMon, Dec 9, 4:21 PM PST · 14906 days ago · 12 km deep · 7 km away
13. 2.06km SSE of Loma Linda, CAMon, Dec 9, 6:54 PM PST · 14906 days ago · 18 km deep · 92 km away
14. 2.011km N of Cabazon, CAMon, Dec 9, 6:55 PM PST · 14906 days ago · 17 km deep · 66 km away
15. 1.612km ENE of Borrego Springs, CAMon, Dec 9, 9:59 PM PST · 14906 days ago · 3 km deep · 28 km away
16. 1.722km ESE of Anza, CAMon, Dec 9, 10:30 PM PST · 14906 days ago · 11 km deep · 1 km away
17. 2.011km WNW of Westmorland, CATue, Dec 10, 2:38 AM PST · 14906 days ago · 3 km deep · 82 km away
18. 1.716km ESE of Anza, CATue, Dec 10, 3:34 AM PST · 14906 days ago · 12 km deep · 5 km away
19. 1.86km SSW of Palomar Observatory, CATue, Dec 10, 4:41 AM PST · 14906 days ago · 17 km deep · 44 km away
20. 1.820km NNW of Borrego Springs, CATue, Dec 10, 12:33 PM PST · 14906 days ago · 13 km deep · 7 km away
21. 2.12km NW of Loma Linda, CATue, Dec 10, 2:02 PM PST · 14905 days ago · 15 km deep · 99 km away
22. 2.017km SE of Anza, CATue, Dec 10, 3:09 PM PST · 14905 days ago · 9 km deep · 6 km away
23. 1.56km NE of Palomar Observatory, CATue, Dec 10, 4:25 PM PST · 14905 days ago · 1 km deep · 34 km away
24. 2.09km E of Borrego Springs, CAWed, Dec 11, 1:42 AM PST · 14905 days ago · 9 km deep · 29 km away
25. 2.08km ENE of Cabazon, CAWed, Dec 11, 6:30 AM PST · 14905 days ago · 9 km deep · 57 km away
26. 1.71km W of Lake Henshaw, CAWed, Dec 11, 6:47 AM PST · 14905 days ago · 11 km deep · 39 km away
27. 1.722km SSW of La Quinta, CAWed, Dec 11, 8:06 AM PST · 14905 days ago · 11 km deep · 4 km away
28. 1.910km S of Idyllwild, CAWed, Dec 11, 8:37 AM PST · 14905 days ago · 14 km deep · 29 km away
29. 1.916km ESE of Anza, CAWed, Dec 11, 12:17 PM PST · 14905 days ago · 12 km deep · 5 km away
30. 1.67km NE of Moreno Valley, CAWed, Dec 11, 7:12 PM PST · 14904 days ago · 16 km deep · 85 km away
31. 2.311km NNE of Borrego Springs, CAWed, Dec 11, 8:18 PM PST · 14904 days ago · 11 km deep · 19 km away
32. 2.17km SW of Salton City, CAThu, Dec 12, 2:26 AM PST · 14904 days ago · 2 km deep · 51 km away
33. 2.015km WNW of Anza, CAThu, Dec 12, 9:39 PM PST · 14903 days ago · 12 km deep · 36 km away
34. 1.96km SSE of Banning, CAFri, Dec 13, 3:22 AM PST · 14903 days ago · 15 km deep · 56 km away
35. 1.85km WNW of Borrego Springs, CAFri, Dec 13, 4:58 AM PST · 14903 days ago · 4 km deep · 24 km away
36. 1.615km ESE of Anza, CAFri, Dec 13, 7:54 AM PST · 14903 days ago · 13 km deep · 6 km away
37. 1.913km N of Indio, CAFri, Dec 13, 6:37 PM PST · 14902 days ago · 11 km deep · 46 km away
38. 1.911km E of Ocotillo Wells, CASat, Dec 14, 5:36 AM PST · 14902 days ago · 2 km deep · 56 km away
39. 1.75km NE of North Shore, CASat, Dec 14, 10:32 AM PST · 14902 days ago · 2 km deep · 53 km away
40. 1.612km E of Borrego Springs, CASat, Dec 14, 5:22 PM PST · 14901 days ago · 8 km deep · 33 km away
41. 1.610km ESE of Ocotillo Wells, CASun, Dec 15, 1:36 AM PST · 14901 days ago · 10 km deep · 58 km away
42. 1.924km ESE of Julian, CASun, Dec 15, 8:45 AM PST · 14901 days ago · 8 km deep · 54 km away
43. 2.010km SW of Niland, CASun, Dec 15, 4:06 PM PST · 14900 days ago · 1 km deep · 86 km away
44. 2.010km SW of Salton City, CASun, Dec 15, 11:00 PM PST · 14900 days ago · 9 km deep · 47 km away
45. 1.51km SSE of Lake Henshaw, CAMon, Dec 16, 7:00 AM PST · 14900 days ago · 10 km deep · 39 km away
46. 1.94km E of Yucca Valley, CAMon, Dec 16, 7:01 AM PST · 14900 days ago · 9 km deep · 70 km away
47. 1.95km SE of Redlands, CAMon, Dec 16, 10:53 AM PST · 14900 days ago · 14 km deep · 87 km away
48. 2.46km ENE of Big Bear City, CAMon, Dec 16, 11:22 AM PST · 14900 days ago · 7 km deep · 94 km away
49. 1.69km ENE of Big Bear City, CAMon, Dec 16, 11:35 AM PST · 14900 days ago · 11 km deep · 95 km away
50. 1.98km NNW of Banning, CAMon, Dec 16, 12:49 PM PST · 14900 days ago · 19 km deep · 70 km away
51. 1.622km N of Borrego Springs, CAMon, Dec 16, 4:14 PM PST · 14899 days ago · 7 km deep · 6 km away
52. 1.86km N of Cabazon, CAMon, Dec 16, 8:08 PM PST · 14899 days ago · 16 km deep · 62 km away
53. 1.89km WSW of Niland, CATue, Dec 17, 12:36 PM PST · 14899 days ago · 1 km deep · 86 km away
54. 1.85km W of Calimesa, CAWed, Dec 18, 10:56 AM PST · 14898 days ago · 17 km deep · 82 km away
55. 1.54km E of Julian, CAWed, Dec 18, 3:12 PM PST · 14897 days ago · 6 km deep · 47 km away
56. 1.87km NNW of Cabazon, CAWed, Dec 18, 4:29 PM PST · 14897 days ago · 16 km deep · 64 km away
57. 1.68km SE of Winchester, CAThu, Dec 19, 6:40 AM PST · 14897 days ago · 10 km deep · 55 km away
58. 1.87km NE of Cabazon, CAThu, Dec 19, 3:37 PM PST · 14896 days ago · 18 km deep · 60 km away
59. 1.69km NE of Aguanga, CAThu, Dec 19, 9:29 PM PST · 14896 days ago · 5 km deep · 31 km away
60. 1.74km E of Running Springs, CAFri, Dec 20, 1:47 AM PST · 14896 days ago · 5 km deep · 98 km away

The first 60 of 197.

Before

1. 2.117km ESE of Julian, CASat, Dec 7, 4:54 PM PST · 14908 days ago · 3 km deep · 50 km away
2. 2.19km SW of Idyllwild, CASat, Dec 7, 4:10 AM PST · 14909 days ago · 4 km deep · 39 km away
3. 1.79km S of Idyllwild, CASat, Dec 7, 4:06 AM PST · 14909 days ago · 13 km deep · 32 km away
4. 1.520km ESE of Anza, CAFri, Dec 6, 7:09 PM PST · 14909 days ago · 6 km deep · 3 km away
5. 1.66km NW of San Jacinto, CAFri, Dec 6, 6:53 PM PST · 14909 days ago · 13 km deep · 63 km away
6. 1.512km SSE of Anza, CAFri, Dec 6, 1:58 PM PST · 14909 days ago · 15 km deep · 16 km away
7. 2.17km NW of San Jacinto, CAFri, Dec 6, 10:31 AM PST · 14910 days ago · 14 km deep · 63 km away
8. 1.66km SSW of Banning, CAFri, Dec 6, 7:03 AM PST · 14910 days ago · 13 km deep · 60 km away
9. 1.922km E of Julian, CAFri, Dec 6, 5:06 AM PST · 14910 days ago · 1 km deep · 50 km away
10. 1.78km SW of Salton City, CAFri, Dec 6, 3:53 AM PST · 14910 days ago · 1 km deep · 48 km away
11. 1.510km SSW of Morongo Valley, CAThu, Dec 5, 11:47 PM PST · 14910 days ago · 10 km deep · 57 km away
12. 1.51km NNE of Loma Linda, CAThu, Dec 5, 10:40 PM PST · 14910 days ago · 15 km deep · 97 km away
13. 1.68km NNE of Lake Henshaw, CAThu, Dec 5, 10:11 PM PST · 14910 days ago · 17 km deep · 32 km away
14. 1.95km SE of Redlands, CAThu, Dec 5, 8:58 PM PST · 14910 days ago · 7 km deep · 87 km away
15. 1.84km SSW of Idyllwild, CAThu, Dec 5, 8:03 PM PST · 14910 days ago · 18 km deep · 36 km away
16. 1.64km SE of Redlands, CAThu, Dec 5, 4:37 PM PST · 14910 days ago · 7 km deep · 88 km away
17. 2.08km SW of Salton City, CAThu, Dec 5, 7:32 AM PST · 14911 days ago · 0 km deep · 48 km away
18. 1.628km WNW of Desert Center, CAThu, Dec 5, 6:30 AM PST · 14911 days ago · 2 km deep · 82 km away
19. 2.32km SW of Palomar Observatory, CAThu, Dec 5, 4:28 AM PST · 14911 days ago · 11 km deep · 42 km away
20. 1.69km NNW of Banning, CAThu, Dec 5, 2:30 AM PST · 14911 days ago · 10 km deep · 71 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci133471. Read Fri, Oct 2, 2026, 9:25 AM UTC.