M1.8 earthquake 1km ESE of Anza, CA

Magnitude

1.8 (mc), micro

Local time

Mon, Apr 8, 1985, 9:56 AM PST

UTC

1985-04-08 17:56:06 UTC

Depth

9.7 km (6.0 mi), shallow

Epicenter

33.552° N, 116.661° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

From location

Station coverage gap

74°

Stations used

0

• Anza, CaliforniaPopulation 3,014. Forecast1 kmESE
• Valle Vista, CaliforniaPopulation 14,578. Forecast31 kmSE
• Temecula, CaliforniaPopulation 110,003. Forecast46 kmE
• San Diego, CaliforniaPopulation 1,404,452. Forecast104 kmNNE

After

1. 1.91km SSE of Anza, CAMon, Apr 8, 10:24 AM PST · 15150 days ago · 9 km deep · 1 km away
2. 2.122km ESE of Julian, CAMon, Apr 8, 11:41 AM PST · 15150 days ago · 5 km deep · 65 km away
3. 2.330km ENE of Big Bear City, CAMon, Apr 8, 11:57 AM PST · 15150 days ago · 4 km deep · 95 km away
4. 1.612km NNE of Idyllwild, CAMon, Apr 8, 3:37 PM PST · 15150 days ago · 7 km deep · 32 km away
5. 2.421km ESE of Julian, CAMon, Apr 8, 4:52 PM PST · 15150 days ago · 5 km deep · 65 km away
6. 1.82km SE of Anza, CAMon, Apr 8, 4:58 PM PST · 15150 days ago · 10 km deep · 1 km away
7. 1.522km ESE of Julian, CAMon, Apr 8, 5:10 PM PST · 15150 days ago · 5 km deep · 65 km away
8. 1.84km SSW of Redlands, CAMon, Apr 8, 8:04 PM PST · 15150 days ago · 10 km deep · 72 km away
9. 1.86km ESE of Valle Vista, CATue, Apr 9, 2:24 AM PST · 15149 days ago · 17 km deep · 25 km away
10. 1.77km NNE of Banning, CATue, Apr 9, 3:36 AM PST · 15149 days ago · 12 km deep · 51 km away
11. 1.81km S of Redlands, CATue, Apr 9, 3:42 AM PST · 15149 days ago · 5 km deep · 73 km away
12. 1.712km NE of Cabazon, CATue, Apr 9, 5:02 AM PST · 15149 days ago · 15 km deep · 50 km away
13. 2.223km E of Lucerne Valley, CATue, Apr 9, 6:42 AM PST · 15149 days ago · 4 km deep · 99 km away
14. 2.18km WNW of San Jacinto, CATue, Apr 9, 8:54 AM PST · 15149 days ago · 13 km deep · 46 km away
15. 1.912km NNW of Borrego Springs, CATue, Apr 9, 1:51 PM PST · 15149 days ago · 10 km deep · 32 km away
16. 1.510km NNW of Anza, CAWed, Apr 10, 1:54 AM PST · 15148 days ago · 16 km deep · 11 km away
17. 1.52km SW of Garnet, CAWed, Apr 10, 2:36 AM PST · 15148 days ago · 9 km deep · 39 km away
18. 1.639km NW of Desert Center, CAWed, Apr 10, 7:10 AM PST · 15148 days ago · 8 km deep · 99 km away
19. 2.330km ENE of Big Bear City, CAWed, Apr 10, 8:49 AM PST · 15148 days ago · 1 km deep · 95 km away
20. 2.011km WSW of Anza, CAWed, Apr 10, 10:46 AM PST · 15148 days ago · 1 km deep · 12 km away
21. 1.79km N of Cabazon, CAWed, Apr 10, 12:11 PM PST · 15148 days ago · 9 km deep · 51 km away
22. 2.04km NNE of Fontana, CAWed, Apr 10, 5:06 PM PST · 15148 days ago · 5 km deep · 97 km away
23. 2.44km N of Fontana, CAWed, Apr 10, 5:08 PM PST · 15148 days ago · 5 km deep · 98 km away
24. 1.53km NNE of Fontana, CAWed, Apr 10, 5:25 PM PST · 15148 days ago · 4 km deep · 97 km away
25. 1.91km S of Redlands, CAWed, Apr 10, 7:35 PM PST · 15148 days ago · 6 km deep · 73 km away
26. 2.62km S of Redlands, CAWed, Apr 10, 8:47 PM PST · 15148 days ago · 5 km deep · 72 km away
27. 1.85km SSW of Redlands, CAWed, Apr 10, 9:52 PM PST · 15148 days ago · 4 km deep · 72 km away
28. 1.77km NNW of Anza, CAThu, Apr 11, 3:35 AM PST · 15147 days ago · 5 km deep · 8 km away
29. 1.621km SW of La Quinta, CAThu, Apr 11, 6:49 AM PST · 15147 days ago · 7 km deep · 21 km away
30. 1.612km W of Ocotillo Wells, CAThu, Apr 11, 8:31 AM PST · 15147 days ago · 11 km deep · 57 km away
31. 1.72km SSW of Redlands, CAThu, Apr 11, 11:04 AM PST · 15147 days ago · 5 km deep · 73 km away
32. 1.721km ESE of Julian, CAThu, Apr 11, 12:38 PM PST · 15147 days ago · 5 km deep · 64 km away
33. 1.822km ESE of Julian, CAThu, Apr 11, 5:05 PM PST · 15147 days ago · 8 km deep · 63 km away
34. 1.76km ESE of Morongo Valley, CAFri, Apr 12, 1:49 AM PST · 15146 days ago · 9 km deep · 55 km away
35. 1.714km E of Desert Hot Springs, CAFri, Apr 12, 7:33 PM PST · 15146 days ago · 10 km deep · 53 km away
36. 1.610km W of Anza, CASat, Apr 13, 12:14 AM PST · 15145 days ago · -1 km deep · 11 km away
37. 1.520km ESE of Anza, CASat, Apr 13, 7:11 AM PST · 15145 days ago · 14 km deep · 18 km away
38. 1.87km ENE of Cabazon, CASat, Apr 13, 10:41 AM PST · 15145 days ago · 11 km deep · 43 km away
39. 1.921km E of Julian, CASat, Apr 13, 1:46 PM PST · 15145 days ago · 2 km deep · 62 km away
40. 2.122km ESE of Julian, CASat, Apr 13, 11:55 PM PST · 15144 days ago · 5 km deep · 64 km away
41. 1.612km W of Anza, CASun, Apr 14, 3:27 AM PST · 15144 days ago · 2 km deep · 13 km away
42. 1.50km S of Anza, CASun, Apr 14, 3:29 PM PST · 15144 days ago · 9 km deep · 1 km away
43. 2.310km S of Idyllwild, CASun, Apr 14, 10:02 PM PST · 15144 days ago · 12 km deep · 12 km away
44. 1.911km ENE of Desert Hot Springs, CASun, Apr 14, 11:53 PM PST · 15143 days ago · 3 km deep · 55 km away
45. 1.823km ESE of Anza, CAMon, Apr 15, 1:49 AM PST · 15143 days ago · 4 km deep · 22 km away
46. 1.82km SW of Redlands, CAMon, Apr 15, 2:33 AM PST · 15143 days ago · 6 km deep · 74 km away
47. 1.81km SSW of Redlands, CAMon, Apr 15, 3:08 AM PST · 15143 days ago · 7 km deep · 73 km away
48. 1.82km SSW of Redlands, CAMon, Apr 15, 6:33 AM PST · 15143 days ago · 6 km deep · 73 km away
49. 1.71km SSW of Redlands, CAMon, Apr 15, 7:59 AM PST · 15143 days ago · 5 km deep · 73 km away
50. 1.811km NNE of Cabazon, CAMon, Apr 15, 7:31 PM PST · 15143 days ago · 11 km deep · 52 km away
51. 1.93km NE of Moreno Valley, CAMon, Apr 15, 9:30 PM PST · 15143 days ago · 12 km deep · 67 km away
52. 2.311km N of Cabazon, CATue, Apr 16, 1:11 AM PST · 15142 days ago · 16 km deep · 53 km away
53. 2.21km S of Anza, CATue, Apr 16, 1:26 AM PST · 15142 days ago · 8 km deep · 1 km away
54. 1.93km N of Muscoy, CATue, Apr 16, 1:34 AM PST · 15142 days ago · 8 km deep · 94 km away
55. 1.64km NNE of Fontana, CATue, Apr 16, 2:21 AM PST · 15142 days ago · 4 km deep · 96 km away
56. 1.629km ENE of Big Bear City, CATue, Apr 16, 2:26 AM PST · 15142 days ago · 2 km deep · 94 km away
57. 2.112km WNW of Lakeland Village, CATue, Apr 16, 3:08 AM PST · 15142 days ago · 4 km deep · 75 km away
58. 1.66km E of Valle Vista, CATue, Apr 16, 3:45 AM PST · 15142 days ago · 15 km deep · 27 km away
59. 1.821km NNW of Borrego Springs, CATue, Apr 16, 3:52 AM PST · 15142 days ago · 10 km deep · 23 km away
60. 1.86km NNW of San Jacinto, CATue, Apr 16, 2:05 PM PST · 15142 days ago · 13 km deep · 44 km away

The first 60 of 169.

Before

1. 2.710km SSW of Calimesa, CAMon, Apr 8, 8:43 AM PST · 15150 days ago · 15 km deep · 55 km away
2. 1.76km E of Calimesa, CAMon, Apr 8, 8:43 AM PST · 15150 days ago · 17 km deep · 57 km away
3. 2.92km SSW of Anza, CAMon, Apr 8, 8:13 AM PST · 15150 days ago · 8 km deep · 2 km away
4. 1.89km SSW of Beaumont, CAMon, Apr 8, 4:38 AM PST · 15150 days ago · 6 km deep · 48 km away
5. 1.67km ENE of Cabazon, CAMon, Apr 8, 1:49 AM PST · 15150 days ago · 14 km deep · 43 km away
6. 1.610km N of Lake Henshaw, CASun, Apr 7, 9:19 PM PST · 15151 days ago · 11 km deep · 26 km away
7. 1.910km N of Lake Henshaw, CASun, Apr 7, 8:17 PM PST · 15151 days ago · 12 km deep · 27 km away
8. 1.812km NNE of Borrego Springs, CASun, Apr 7, 7:59 PM PST · 15151 days ago · 10 km deep · 36 km away
9. 2.022km ESE of Julian, CASun, Apr 7, 2:18 PM PST · 15151 days ago · 5 km deep · 64 km away
10. 1.818km SW of La Quinta, CASun, Apr 7, 1:13 PM PST · 15151 days ago · 10 km deep · 21 km away
11. 1.512km SSW of Twentynine Palms, CASun, Apr 7, 8:48 AM PST · 15151 days ago · 7 km deep · 75 km away
12. 1.85km SW of Alpine, CASun, Apr 7, 12:33 AM PST · 15151 days ago · 5 km deep · 84 km away
13. 2.218km W of Camp Pendleton South, CASat, Apr 6, 7:11 PM PST · 15152 days ago · 6 km deep · 93 km away
14. 1.95km E of Yucaipa, CASat, Apr 6, 5:36 PM PST · 15152 days ago · 16 km deep · 61 km away
15. 1.822km E of Julian, CASat, Apr 6, 4:08 PM PST · 15152 days ago · 1 km deep · 63 km away
16. 1.57km N of Fontana, CASat, Apr 6, 3:40 PM PST · 15152 days ago · 7 km deep · 99 km away
17. 1.59km SSW of Idyllwild, CASat, Apr 6, 12:05 PM PST · 15152 days ago · 17 km deep · 16 km away
18. 1.726km WSW of Westmorland, CASat, Apr 6, 10:29 AM PST · 15152 days ago · 7 km deep · 96 km away
19. 1.612km NNE of Borrego Springs, CASat, Apr 6, 1:02 AM PST · 15152 days ago · 11 km deep · 40 km away
20. 1.99km N of Cabazon, CAFri, Apr 5, 11:21 PM PST · 15153 days ago · 12 km deep · 51 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci64045. Read Wed, Sep 30, 2026, 7:15 PM UTC.