M2.8 earthquake 9km SW of Idyllwild, CA

Magnitude

2.8 (ML, local (Richter)), micro

Magnitude from

Southern California Seismic Network

Local time

Fri, May 25, 1973, 1:09 PM PDT

UTC

1973-05-25 20:09:50 UTC

Depth

6.0 km (3.7 mi), shallow

Epicenter

33.695° N, 116.798° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.7 km horizontally, 31.6 km in depth

Magnitude uncertainty

±0.10

Depth from

Operator assigned

Station coverage gap

95°

Stations used

9

• Idyllwild-Pine Cove, CaliforniaPopulation 3,874. Forecast9 kmSW
• Valle Vista, CaliforniaPopulation 14,578. Forecast11 kmSE
• Temecula, CaliforniaPopulation 110,003. Forecast39 kmNE
• San Diego, CaliforniaPopulation 1,404,452. Forecast114 kmNNE

After

1. 2.410km NE of Aguanga, CAFri, May 25, 2:21 PM PDT · 19490 days ago · 6 km deep · 21 km away
2. 1.74km SE of Ontario, CAFri, May 25, 3:56 PM PDT · 19490 days ago · 7 km deep · 82 km away
3. 3.122km SW of Ocotillo Wells, CASun, May 27, 1:22 PM PDT · 19488 days ago · 6 km deep · 94 km away
4. 3.010km ENE of Borrego Springs, CAMon, May 28, 8:42 AM PDT · 19487 days ago · 6 km deep · 67 km away
5. 3.020km SSW of Ocotillo Wells, CAWed, May 30, 2:40 AM PDT · 19486 days ago · 7 km deep · 93 km away
6. 2.22km SSW of Fontana, CAWed, May 30, 12:53 PM PDT · 19485 days ago · 10 km deep · 75 km away
7. 2.510km NW of Big Bear Lake, CAWed, May 30, 7:17 PM PDT · 19485 days ago · 6 km deep · 71 km away
8. 2.712km E of Borrego Springs, CAThu, May 31, 6:01 PM PDT · 19484 days ago · 6 km deep · 70 km away
9. 1.710km SW of Mead Valley, CASat, Jun 2, 10:07 AM PDT · 19482 days ago · 6 km deep · 55 km away
10. 2.26km WSW of Devore, CATue, Jun 5, 9:31 PM PDT · 19479 days ago · 2 km deep · 84 km away
11. 1.72km NNW of Villa Park, CAThu, Jun 7, 12:23 AM PDT · 19478 days ago · 7 km deep · 96 km away
12. 2.25km E of Villa Park, CAThu, Jun 7, 4:04 PM PDT · 19477 days ago · 6 km deep · 90 km away
13. 2.64km W of Calimesa, CASat, Jun 9, 5:10 AM PDT · 19475 days ago · 5 km deep · 43 km away
14. 2.56km WNW of Mira Loma, CAFri, Jun 15, 12:42 PM PDT · 19469 days ago · 3 km deep · 80 km away
15. 3.322km SSW of Ocotillo Wells, CASat, Jun 16, 10:40 AM PDT · 19468 days ago · 16 km deep · 95 km away
16. 2.88km NE of Borrego Springs, CATue, Jun 19, 10:32 PM PDT · 19465 days ago · 6 km deep · 63 km away
17. 3.18km SSW of Cabazon, CAMon, Jun 25, 5:39 AM PDT · 19459 days ago · 19 km deep · 18 km away
18. 2.810km NNE of Cabazon, CATue, Jun 26, 4:37 PM PDT · 19458 days ago · 6 km deep · 35 km away
19. 2.828km NNE of North Shore, CAWed, Jun 27, 3:12 AM PDT · 19457 days ago · 7 km deep · 86 km away
20. 2.314km E of Desert Hot Springs, CAWed, Jun 27, 9:28 AM PDT · 19457 days ago · 6 km deep · 51 km away
21. 3.011km NE of Ocotillo Wells, CAWed, Jun 27, 4:31 PM PDT · 19457 days ago · 6 km deep · 88 km away
22. 1.76km NNE of Lake Arrowhead, CAWed, Jun 27, 6:56 PM PDT · 19457 days ago · 2 km deep · 75 km away
23. 1.73km S of Irvine, CAThu, Jun 28, 9:14 PM PDT · 19456 days ago · 5 km deep · 93 km away
24. 1.74km SSE of Chino Hills, CASat, Jun 30, 4:49 AM PDT · 19454 days ago · 9 km deep · 92 km away
25. 2.818km N of Cabazon, CASat, Jun 30, 5:32 PM PDT · 19454 days ago · 9 km deep · 42 km away
26. 1.72km SW of Chino Hills, CAMon, Jul 2, 7:53 PM PDT · 19452 days ago · 9 km deep · 96 km away
27. 2.54km ENE of Costa Mesa, CATue, Jul 3, 1:44 AM PDT · 19452 days ago · 6 km deep · 100 km away
28. 1.75km WNW of Yucaipa, CATue, Jul 3, 3:45 AM PDT · 19451 days ago · 1 km deep · 48 km away
29. 1.812km NW of Ocotillo Wells, CATue, Jul 3, 8:24 AM PDT · 19451 days ago · 1 km deep · 76 km away
30. 3.713km SE of Big Bear City, CATue, Jul 3, 11:32 PM PDT · 19451 days ago · 6 km deep · 53 km away
31. 1.72km S of Loma Linda, CAWed, Jul 4, 10:02 AM PDT · 19450 days ago · 6 km deep · 57 km away
32. 1.74km WSW of Devore, CAFri, Jul 6, 5:33 AM PDT · 19448 days ago · 5 km deep · 82 km away
33. 2.69km SSE of Big Bear Lake, CAFri, Jul 6, 3:42 PM PDT · 19448 days ago · 6 km deep · 53 km away
34. 1.74km WNW of Lake Arrowhead, CASun, Jul 8, 3:40 PM PDT · 19446 days ago · 7 km deep · 75 km away
35. 1.71km ESE of March Air Reserve Base, CAMon, Jul 9, 3:19 PM PDT · 19445 days ago · 18 km deep · 47 km away
36. 2.713km SE of Anza, CATue, Jul 10, 1:22 AM PDT · 19445 days ago · 7 km deep · 32 km away
37. 1.71km WSW of Loma Linda, CATue, Jul 10, 3:22 PM PDT · 19444 days ago · 6 km deep · 59 km away
38. 2.610km WSW of Anza, CATue, Jul 10, 4:57 PM PDT · 19444 days ago · 6 km deep · 21 km away
39. 2.013km ENE of Julian, CAWed, Jul 11, 5:10 AM PDT · 19443 days ago · 6 km deep · 70 km away
40. 1.74km SE of Chino Hills, CAWed, Jul 11, 9:10 AM PDT · 19443 days ago · 7 km deep · 90 km away
41. 1.73km WNW of Chino Hills, CAFri, Jul 13, 3:19 AM PDT · 19441 days ago · 6 km deep · 98 km away
42. 2.212km E of Temecula, CAFri, Jul 13, 6:54 PM PDT · 19441 days ago · 6 km deep · 30 km away
43. 2.412km WNW of Aguanga, CAFri, Jul 13, 7:06 PM PDT · 19441 days ago · 11 km deep · 28 km away
44. 2.411km E of Temecula, CAFri, Jul 13, 7:07 PM PDT · 19441 days ago · 12 km deep · 30 km away
45. 2.913km ESE of Lucerne Valley, CAFri, Jul 13, 9:07 PM PDT · 19441 days ago · 6 km deep · 78 km away
46. 4.511km E of Lucerne Valley, CASat, Jul 14, 1:00 AM PDT · 19441 days ago · 6 km deep · 82 km away
47. 2.510km ESE of Lucerne Valley, CASat, Jul 14, 1:26 AM PDT · 19441 days ago · 6 km deep · 81 km away
48. 2.311km ESE of Lucerne Valley, CASat, Jul 14, 1:43 AM PDT · 19441 days ago · 6 km deep · 81 km away
49. 2.412km E of Lucerne Valley, CASat, Jul 14, 3:36 AM PDT · 19440 days ago · 6 km deep · 82 km away
50. 3.29km ENE of Desert Hot Springs, CASun, Jul 15, 8:43 PM PDT · 19439 days ago · 2 km deep · 48 km away
51. 1.74km N of San Bernardino, CASun, Jul 15, 11:43 PM PDT · 19439 days ago · 6 km deep · 69 km away
52. 3.416km ESE of Lucerne Valley, CATue, Jul 17, 7:15 AM PDT · 19437 days ago · 6 km deep · 79 km away
53. 2.69km NNE of Cabazon, CAWed, Jul 18, 12:37 PM PDT · 19436 days ago · 5 km deep · 34 km away
54. 1.74km E of Rancho Cucamonga, CASat, Jul 21, 10:23 PM PDT · 19433 days ago · 6 km deep · 84 km away
55. 1.74km N of Rubidoux, CAMon, Jul 23, 5:30 PM PDT · 19431 days ago · 6 km deep · 68 km away
56. 2.54km WNW of Rancho Mirage, CAMon, Jul 23, 8:31 PM PDT · 19431 days ago · 6 km deep · 33 km away
57. 1.72km SSW of Loma Linda, CAMon, Jul 23, 8:37 PM PDT · 19431 days ago · 8 km deep · 57 km away

Before

1. 2.77km S of Idyllwild, CAWed, May 23, 10:20 AM PDT · 19492 days ago · 5 km deep · 7 km away
2. 2.11km WNW of Lake Arrowhead, CAWed, May 23, 12:47 AM PDT · 19493 days ago · 6 km deep · 72 km away
3. 1.77km NE of North Tustin, CATue, May 22, 5:24 AM PDT · 19493 days ago · 3 km deep · 88 km away
4. 2.34km N of Foothill Ranch, CATue, May 22, 5:13 AM PDT · 19493 days ago · 6 km deep · 80 km away
5. 2.010km NE of Aguanga, CATue, May 22, 2:22 AM PDT · 19494 days ago · 6 km deep · 22 km away
6. 2.45km E of Cabazon, CASun, May 20, 10:50 AM PDT · 19495 days ago · 6 km deep · 25 km away
7. 2.614km N of Joshua Tree, CASun, May 20, 7:14 AM PDT · 19495 days ago · 6 km deep · 77 km away
8. 2.57km N of Anza, CAFri, May 18, 5:24 PM PDT · 19497 days ago · 16 km deep · 15 km away
9. 3.26km W of Calimesa, CAThu, May 17, 11:35 PM PDT · 19498 days ago · 10 km deep · 44 km away
10. 1.76km SSE of Loma Linda, CAThu, May 17, 11:35 PM PDT · 19498 days ago · 6 km deep · 53 km away
11. 2.621km NNW of Borrego Springs, CAThu, May 17, 4:30 AM PDT · 19498 days ago · 2 km deep · 44 km away
12. 2.24km SSW of Idyllwild, CAMon, May 14, 9:56 PM PDT · 19501 days ago · 6 km deep · 6 km away
13. 1.98km NW of Rancho Cucamonga, CASat, May 12, 7:29 PM PDT · 19503 days ago · 0 km deep · 94 km away
14. 1.76km WNW of Mira Loma, CAThu, May 10, 6:51 AM PDT · 19505 days ago · 6 km deep · 80 km away
15. 2.916km NE of Borrego Springs, CAThu, May 10, 6:30 AM PDT · 19505 days ago · 6 km deep · 60 km away
16. 2.910km ESE of Joshua Tree, CAWed, May 9, 4:53 AM PDT · 19506 days ago · 6 km deep · 71 km away
17. 2.511km NE of Indio, CATue, May 8, 6:57 AM PDT · 19507 days ago · 4 km deep · 63 km away
18. 3.411km N of Joshua Tree, CATue, May 8, 5:41 AM PDT · 19507 days ago · 6 km deep · 75 km away
19. 1.73km SSE of Ontario, CATue, May 8, 1:08 AM PDT · 19508 days ago · 6 km deep · 84 km away
20. 2.810km NE of Julian, CASun, May 6, 8:18 PM PDT · 19509 days ago · 6 km deep · 68 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci3320004. Read Sun, Oct 4, 2026, 9:40 PM UTC.