M2.2 earthquake 8km NNW of Anza, CA

Magnitude

2.2 (ML, local (Richter)), micro

Magnitude from

Southern California Seismic Network

Local time

Wed, Jan 18, 1978, 4:55 PM PST

UTC

1978-01-19 00:55:30 UTC

Depth

13.3 km (8.2 mi), shallow

Epicenter

33.622° N, 116.717° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.3 km horizontally, 0.6 km in depth

Magnitude uncertainty

±0.18

Depth from

From location

Station coverage gap

35°

Stations used

34

• Anza, CaliforniaPopulation 3,014. Forecast8 kmNNW
• Valle Vista, CaliforniaPopulation 14,578. Forecast21 kmSE
• Temecula, CaliforniaPopulation 110,003. Forecast42 kmENE
• San Diego, CaliforniaPopulation 1,404,452. Forecast109 kmNNE

After

1. 2.028km ENE of Pine Valley, CAWed, Jan 18, 9:36 PM PST · 17787 days ago · 6 km deep · 90 km away
2. 1.527km ENE of Pine Valley, CAWed, Jan 18, 10:21 PM PST · 17787 days ago · 7 km deep · 90 km away
3. 2.27km SW of Idyllwild, CAThu, Jan 19, 3:27 AM PST · 17787 days ago · 16 km deep · 10 km away
4. 1.76km S of Idyllwild, CAThu, Jan 19, 9:24 AM PST · 17787 days ago · 16 km deep · 7 km away
5. 2.05km ESE of Ladera Ranch, CAThu, Jan 19, 12:30 PM PST · 17787 days ago · 1 km deep · 81 km away
6. 2.111km SE of Anza, CAThu, Jan 19, 2:09 PM PST · 17787 days ago · 8 km deep · 19 km away
7. 2.311km SW of Corona, CAThu, Jan 19, 8:55 PM PST · 17786 days ago · 1 km deep · 90 km away
8. 1.912km WNW of Garnet, CAFri, Jan 20, 12:46 AM PST · 17786 days ago · 12 km deep · 36 km away
9. 1.812km WNW of Garnet, CAFri, Jan 20, 6:09 AM PST · 17786 days ago · 10 km deep · 37 km away
10. 1.98km NE of Yucca Valley, CASat, Jan 21, 2:05 AM PST · 17785 days ago · 1 km deep · 68 km away
11. 1.95km ENE of Yucaipa, CASat, Jan 21, 2:21 AM PST · 17785 days ago · 11 km deep · 54 km away
12. 1.93km ESE of Yucaipa, CASat, Jan 21, 4:04 AM PST · 17785 days ago · 18 km deep · 53 km away
13. 1.88km WNW of Joshua Tree, CASat, Jan 21, 5:29 AM PST · 17785 days ago · 4 km deep · 69 km away
14. 1.67km WNW of Joshua Tree, CASat, Jan 21, 6:17 AM PST · 17785 days ago · 3 km deep · 68 km away
15. 2.25km NW of San Jacinto, CASat, Jan 21, 6:43 AM PST · 17785 days ago · 12 km deep · 34 km away
16. 2.47km NE of Yucca Valley, CASat, Jan 21, 7:56 AM PST · 17785 days ago · 4 km deep · 67 km away
17. 1.67km NE of Yucca Valley, CASat, Jan 21, 8:00 AM PST · 17785 days ago · 5 km deep · 67 km away
18. 2.17km NE of Yucca Valley, CASat, Jan 21, 9:32 AM PST · 17785 days ago · 1 km deep · 68 km away
19. 1.67km WNW of Joshua Tree, CASat, Jan 21, 10:12 AM PST · 17785 days ago · 6 km deep · 68 km away
20. 1.512km NE of Cabazon, CASat, Jan 21, 1:51 PM PST · 17785 days ago · 14 km deep · 42 km away
21. 1.910km ESE of Anza, CASat, Jan 21, 3:57 PM PST · 17785 days ago · 10 km deep · 18 km away
22. 2.09km NE of Aguanga, CASat, Jan 21, 4:18 PM PST · 17785 days ago · 5 km deep · 16 km away
23. 2.27km NE of Yucca Valley, CASat, Jan 21, 9:54 PM PST · 17784 days ago · 0 km deep · 68 km away
24. 1.87km WNW of Joshua Tree, CASun, Jan 22, 4:04 AM PST · 17784 days ago · 1 km deep · 68 km away
25. 1.98km NE of Yucca Valley, CASun, Jan 22, 4:04 AM PST · 17784 days ago · 6 km deep · 68 km away
26. 1.811km SE of Anza, CASun, Jan 22, 4:52 AM PST · 17784 days ago · 6 km deep · 19 km away
27. 2.06km NE of Yucca Valley, CASun, Jan 22, 5:33 AM PST · 17784 days ago · 1 km deep · 67 km away
28. 1.57km WNW of Joshua Tree, CASun, Jan 22, 6:24 AM PST · 17784 days ago · 3 km deep · 68 km away
29. 1.88km NE of Yucca Valley, CASun, Jan 22, 7:54 AM PST · 17784 days ago · 4 km deep · 68 km away
30. 1.86km WNW of Joshua Tree, CASun, Jan 22, 12:26 PM PST · 17784 days ago · 4 km deep · 68 km away
31. 1.57km NE of Yucca Valley, CASun, Jan 22, 12:50 PM PST · 17784 days ago · 0 km deep · 68 km away
32. 2.07km WNW of Joshua Tree, CASun, Jan 22, 1:28 PM PST · 17784 days ago · 3 km deep · 68 km away
33. 1.612km N of Cabazon, CASun, Jan 22, 3:19 PM PST · 17784 days ago · 15 km deep · 45 km away
34. 1.810km NNE of Cabazon, CAMon, Jan 23, 3:07 AM PST · 17783 days ago · 18 km deep · 43 km away
35. 1.75km SW of Salton City, CAMon, Jan 23, 9:23 AM PST · 17783 days ago · 6 km deep · 78 km away
36. 2.222km ESE of Ocotillo Wells, CAMon, Jan 23, 1:05 PM PST · 17783 days ago · 0 km deep · 98 km away
37. 2.514km ENE of Borrego Springs, CAMon, Jan 23, 10:43 PM PST · 17782 days ago · 4 km deep · 58 km away
38. 2.615km ENE of Borrego Springs, CAMon, Jan 23, 10:43 PM PST · 17782 days ago · 4 km deep · 59 km away
39. 1.96km SW of Big Bear Lake, CAMon, Jan 23, 11:23 PM PST · 17782 days ago · 11 km deep · 69 km away
40. 3.16km SW of Salton City, CATue, Jan 24, 12:13 AM PST · 17782 days ago · 5 km deep · 78 km away
41. 2.06km SW of Salton City, CATue, Jan 24, 12:38 AM PST · 17782 days ago · 6 km deep · 78 km away
42. 2.210km N of Cabazon, CATue, Jan 24, 12:41 AM PST · 17782 days ago · 13 km deep · 43 km away
43. 1.514km ENE of Borrego Springs, CATue, Jan 24, 12:41 AM PST · 17782 days ago · 5 km deep · 56 km away
44. 2.35km SW of Salton City, CATue, Jan 24, 1:59 AM PST · 17782 days ago · 7 km deep · 78 km away
45. 1.710km ESE of North Shore, CAWed, Jan 25, 12:07 AM PST · 17781 days ago · 4 km deep · 82 km away
46. 1.77km NE of Yucca Valley, CAWed, Jan 25, 9:04 AM PST · 17781 days ago · 6 km deep · 68 km away
47. 1.64km WNW of Cabazon, CAWed, Jan 25, 1:41 PM PST · 17781 days ago · 17 km deep · 36 km away
48. 1.512km SE of Anza, CAWed, Jan 25, 9:39 PM PST · 17780 days ago · 12 km deep · 20 km away
49. 2.07km NNW of Fontana, CAThu, Jan 26, 12:46 PM PST · 17780 days ago · 10 km deep · 92 km away
50. 2.113km NE of Thousand Palms, CAThu, Jan 26, 6:18 PM PST · 17779 days ago · 0 km deep · 50 km away
51. 1.72km N of Colton, CAFri, Jan 27, 12:55 PM PST · 17779 days ago · 17 km deep · 76 km away
52. 2.14km SW of Redlands, CAFri, Jan 27, 5:09 PM PST · 17779 days ago · 14 km deep · 64 km away
53. 1.53km S of Lake Henshaw, CASat, Jan 28, 3:03 AM PST · 17778 days ago · 17 km deep · 46 km away
54. 2.03km S of Mentone, CASat, Jan 28, 11:53 PM PST · 17777 days ago · 12 km deep · 61 km away
55. 1.710km NE of Aguanga, CASun, Jan 29, 1:30 AM PST · 17777 days ago · 6 km deep · 15 km away
56. 1.510km NE of Aguanga, CASun, Jan 29, 3:29 PM PST · 17777 days ago · 6 km deep · 14 km away
57. 2.25km E of Calimesa, CASun, Jan 29, 9:27 PM PST · 17776 days ago · 14 km deep · 48 km away
58. 1.611km SE of Anza, CAMon, Jan 30, 1:37 AM PST · 17776 days ago · 12 km deep · 19 km away
59. 1.73km SSE of Redlands, CAMon, Jan 30, 10:09 AM PST · 17776 days ago · 14 km deep · 61 km away
60. 2.026km WNW of Desert Center, CAMon, Jan 30, 11:05 PM PST · 17775 days ago · 2 km deep · 98 km away

The first 60 of 182.

Before

1. 2.53km SE of Redlands, CAWed, Jan 18, 2:57 PM PST · 17788 days ago · 14 km deep · 61 km away
2. 1.59km N of Cabazon, CAWed, Jan 18, 2:20 PM PST · 17788 days ago · 13 km deep · 42 km away
3. 1.913km SE of Anza, CAWed, Jan 18, 2:12 PM PST · 17788 days ago · 6 km deep · 22 km away
4. 1.58km WNW of San Jacinto, CAWed, Jan 18, 12:13 AM PST · 17788 days ago · 15 km deep · 37 km away
5. 1.59km NW of San Jacinto, CAWed, Jan 18, 12:11 AM PST · 17788 days ago · 15 km deep · 37 km away
6. 1.519km SSW of La Quinta, CATue, Jan 17, 9:21 PM PST · 17788 days ago · 13 km deep · 31 km away
7. 2.819km ESE of Anza, CATue, Jan 17, 9:07 PM PST · 17788 days ago · 14 km deep · 27 km away
8. 2.08km N of Lake Arrowhead, CATue, Jan 17, 3:18 PM PST · 17789 days ago · 3 km deep · 89 km away
9. 1.65km SW of Cabazon, CATue, Jan 17, 12:19 AM PST · 17789 days ago · 17 km deep · 31 km away
10. 2.03km NE of Joshua Tree, CASun, Jan 15, 11:54 AM PST · 17791 days ago · 0 km deep · 71 km away
11. 1.87km ENE of Running Springs, CASun, Jan 15, 5:11 AM PST · 17791 days ago · 3 km deep · 75 km away
12. 1.610km W of Twentynine Palms, CASat, Jan 14, 6:27 AM PST · 17792 days ago · 8 km deep · 77 km away
13. 1.711km NNE of Cabazon, CASat, Jan 14, 6:00 AM PST · 17792 days ago · 20 km deep · 43 km away
14. 1.85km E of Calimesa, CAFri, Jan 13, 9:08 PM PST · 17792 days ago · 8 km deep · 49 km away
15. 1.75km E of Calimesa, CAFri, Jan 13, 9:07 PM PST · 17792 days ago · 9 km deep · 49 km away
16. 2.63km SSE of Loma Linda, CAFri, Jan 13, 6:33 PM PST · 17792 days ago · 9 km deep · 66 km away
17. 1.62km N of Loma Linda, CAFri, Jan 13, 3:12 PM PST · 17793 days ago · 6 km deep · 70 km away
18. 2.09km SSE of Redlands, CAFri, Jan 13, 9:56 AM PST · 17793 days ago · 9 km deep · 56 km away
19. 1.66km SW of Salton City, CAFri, Jan 13, 1:38 AM PST · 17793 days ago · 5 km deep · 77 km away
20. 2.66km SW of Salton City, CAThu, Jan 12, 2:37 PM PST · 17794 days ago · 4 km deep · 78 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci9997686. Read Thu, Oct 1, 2026, 1:23 PM UTC.