M1.9 earthquake 29km SSE of Ludlow, CA

Magnitude

1.9 (Mc), micro

Magnitude from

Southern California Seismic Network

Local time

Sat, May 9, 1981, 4:09 PM PDT

UTC

1981-05-09 23:09:04 UTC

Depth

1.0 km (0.6 mi), shallow

Epicenter

34.468° N, 116.072° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.8 km horizontally, 1.6 km in depth

Depth from

From location

Station coverage gap

124°

Stations used

23

• Twentynine Palms, CaliforniaPopulation 26,025. Forecast37 kmN
• Victorville, CaliforniaPopulation 122,225. Forecast112 kmE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast205 kmENE

After

1. 1.97km ESE of Ludlow, CASun, May 10, 6:43 AM PDT · 16583 days ago · -1 km deep · 25 km away
2. 1.82km SSE of Yucca Valley, CASun, May 10, 7:18 AM PDT · 16583 days ago · 6 km deep · 52 km away
3. 2.422km ENE of Barstow, CASun, May 10, 11:30 AM PDT · 16583 days ago · 0 km deep · 88 km away
4. 2.010km ENE of Indio, CAMon, May 11, 6:46 AM PDT · 16582 days ago · -1 km deep · 78 km away
5. 2.06km W of Big Bear Lake, CAMon, May 11, 4:09 PM PDT · 16581 days ago · 5 km deep · 87 km away
6. 1.634km NNE of North Shore, CAFri, May 15, 11:29 PM PDT · 16577 days ago · 2 km deep · 79 km away
7. 1.611km SW of Morongo Valley, CASun, May 17, 2:40 PM PDT · 16575 days ago · 15 km deep · 77 km away
8. 1.710km NNE of Running Springs, CAMon, May 18, 7:57 PM PDT · 16574 days ago · 8 km deep · 94 km away
9. 1.620km SSE of Joshua Tree, CAFri, May 22, 5:52 AM PDT · 16571 days ago · 5 km deep · 57 km away
10. 1.75km NE of Indio, CASat, May 23, 2:23 PM PDT · 16569 days ago · 2 km deep · 80 km away
11. 2.16km W of Big Bear Lake, CAMon, May 25, 3:36 PM PDT · 16567 days ago · 5 km deep · 87 km away
12. 1.734km NNE of North Shore, CAMon, May 25, 4:14 PM PDT · 16567 days ago · 3 km deep · 79 km away
13. 1.834km NNE of North Shore, CAMon, May 25, 4:26 PM PDT · 16567 days ago · 3 km deep · 79 km away
14. 1.75km ESE of Yucaipa, CATue, May 26, 1:01 AM PDT · 16567 days ago · 5 km deep · 99 km away
15. 2.39km ENE of Barstow, CATue, May 26, 4:41 AM PDT · 16567 days ago · 5 km deep · 95 km away
16. 2.023km N of Yucca Valley, CATue, May 26, 4:46 AM PDT · 16567 days ago · 5 km deep · 37 km away
17. 1.617km N of Yucca Valley, CAWed, May 27, 3:39 PM PDT · 16565 days ago · -1 km deep · 40 km away
18. 2.014km S of Amboy, CASat, May 30, 10:36 AM PDT · 16563 days ago · 2 km deep · 29 km away
19. 1.54km ESE of Running Springs, CASun, May 31, 12:35 PM PDT · 16562 days ago · 3 km deep · 97 km away
20. 1.611km SW of Morongo Valley, CAMon, Jun 1, 11:34 PM PDT · 16560 days ago · 16 km deep · 78 km away
21. 1.612km WSW of Morongo Valley, CATue, Jun 2, 12:13 PM PDT · 16560 days ago · 16 km deep · 77 km away
22. 1.57km SSW of Cabazon, CAWed, Jun 3, 4:57 PM PDT · 16558 days ago · 17 km deep · 96 km away
23. 1.736km WNW of Desert Center, CAWed, Jun 3, 7:21 PM PDT · 16558 days ago · 0 km deep · 77 km away
24. 1.735km NNE of North Shore, CAWed, Jun 3, 7:38 PM PDT · 16558 days ago · 1 km deep · 79 km away
25. 1.514km SSW of Amboy, CAThu, Jun 4, 1:48 PM PDT · 16557 days ago · 5 km deep · 26 km away
26. 1.631km SE of Twentynine Palms, CAFri, Jun 5, 8:03 AM PDT · 16557 days ago · 2 km deep · 61 km away
27. 1.814km S of Amboy, CAFri, Jun 5, 11:30 AM PDT · 16557 days ago · 1 km deep · 29 km away
28. 1.634km NNE of North Shore, CASun, Jun 7, 12:13 PM PDT · 16555 days ago · 3 km deep · 79 km away
29. 1.634km NNE of North Shore, CAWed, Jun 10, 2:56 AM PDT · 16552 days ago · 4 km deep · 79 km away
30. 1.522km NNW of Yucca Valley, CAThu, Jun 11, 1:42 PM PDT · 16550 days ago · 1 km deep · 42 km away
31. 1.514km ENE of Thousand Palms, CASat, Jun 13, 7:53 PM PDT · 16548 days ago · 3 km deep · 69 km away
32. 1.914km ENE of Indio, CASat, Jun 13, 8:33 PM PDT · 16548 days ago · -1 km deep · 76 km away
33. 1.614km ENE of Indio, CASat, Jun 13, 10:13 PM PDT · 16548 days ago · 1 km deep · 75 km away
34. 1.615km ENE of Indio, CASat, Jun 13, 10:21 PM PDT · 16548 days ago · -1 km deep · 76 km away
35. 1.515km ENE of Indio, CASat, Jun 13, 10:27 PM PDT · 16548 days ago · 5 km deep · 76 km away
36. 1.814km ENE of Indio, CASat, Jun 13, 10:37 PM PDT · 16548 days ago · -1 km deep · 76 km away
37. 1.65km NNW of Running Springs, CASat, Jun 13, 10:49 PM PDT · 16548 days ago · 2 km deep · 100 km away
38. 2.17km ESE of Running Springs, CASun, Jun 14, 5:15 PM PDT · 16547 days ago · 6 km deep · 95 km away
39. 1.59km NE of Cabazon, CASun, Jun 14, 6:21 PM PDT · 16547 days ago · 12 km deep · 80 km away
40. 1.514km ENE of Thousand Palms, CASun, Jun 14, 8:16 PM PDT · 16547 days ago · 3 km deep · 68 km away
41. 1.614km ENE of Thousand Palms, CAMon, Jun 15, 2:49 AM PDT · 16547 days ago · 3 km deep · 68 km away
42. 1.612km NE of Cabazon, CAMon, Jun 15, 11:53 AM PDT · 16547 days ago · 14 km deep · 78 km away
43. 2.235km NE of Big Bear City, CAMon, Jun 15, 1:19 PM PDT · 16547 days ago · 2 km deep · 42 km away
44. 2.013km ENE of Thousand Palms, CATue, Jun 16, 1:41 AM PDT · 16546 days ago · 0 km deep · 69 km away
45. 1.514km ENE of Thousand Palms, CATue, Jun 16, 1:42 AM PDT · 16546 days ago · 3 km deep · 69 km away
46. 1.914km ENE of Thousand Palms, CATue, Jun 16, 2:04 AM PDT · 16546 days ago · 0 km deep · 69 km away
47. 3.113km ENE of Thousand Palms, CATue, Jun 16, 5:16 AM PDT · 16546 days ago · 2 km deep · 69 km away
48. 1.914km ENE of Thousand Palms, CATue, Jun 16, 5:18 AM PDT · 16546 days ago · 3 km deep · 69 km away
49. 2.313km ENE of Thousand Palms, CATue, Jun 16, 5:43 AM PDT · 16546 days ago · -1 km deep · 69 km away
50. 1.514km ENE of Thousand Palms, CATue, Jun 16, 9:08 AM PDT · 16546 days ago · 2 km deep · 69 km away
51. 1.535km NNE of North Shore, CAThu, Jun 18, 1:52 AM PDT · 16544 days ago · 3 km deep · 78 km away
52. 2.514km ENE of Thousand Palms, CASat, Jun 20, 9:17 AM PDT · 16542 days ago · -1 km deep · 69 km away
53. 2.813km ENE of Thousand Palms, CASat, Jun 20, 9:30 AM PDT · 16542 days ago · -1 km deep · 69 km away
54. 1.614km ENE of Thousand Palms, CASat, Jun 20, 9:45 AM PDT · 16542 days ago · 0 km deep · 69 km away
55. 1.634km NNE of North Shore, CASun, Jun 21, 9:08 AM PDT · 16541 days ago · 3 km deep · 79 km away
56. 1.530km SE of Twentynine Palms, CATue, Jun 23, 1:12 AM PDT · 16539 days ago · 2 km deep · 64 km away
57. 1.76km SSW of Morongo Valley, CATue, Jun 23, 4:31 AM PDT · 16539 days ago · 15 km deep · 72 km away
58. 1.516km SSE of Barstow, CATue, Jun 23, 6:46 PM PDT · 16538 days ago · 8 km deep · 88 km away
59. 1.914km ENE of Thousand Palms, CAThu, Jun 25, 5:59 AM PDT · 16537 days ago · -1 km deep · 69 km away
60. 1.65km S of Morongo Valley, CAThu, Jun 25, 11:46 PM PDT · 16536 days ago · 6 km deep · 70 km away

The first 60 of 78.

Before

1. 1.716km S of Amboy, CASat, May 9, 1:05 PM PDT · 16584 days ago · 1 km deep · 29 km away
2. 2.06km ENE of Joshua Tree, CASat, May 9, 12:25 PM PDT · 16584 days ago · 0 km deep · 38 km away
3. 1.529km WNW of Ludlow, CAThu, May 7, 6:10 PM PDT · 16585 days ago · 3 km deep · 50 km away
4. 1.620km NE of Thousand Palms, CAThu, May 7, 1:17 PM PDT · 16586 days ago · 10 km deep · 59 km away
5. 1.630km WNW of Desert Center, CAThu, May 7, 5:07 AM PDT · 16586 days ago · 5 km deep · 80 km away
6. 1.610km WSW of Garnet, CAWed, May 6, 10:10 PM PDT · 16586 days ago · 14 km deep · 84 km away
7. 1.927km WNW of Ludlow, CAMon, May 4, 4:43 PM PDT · 16588 days ago · 5 km deep · 52 km away
8. 1.59km SSW of Morongo Valley, CASun, May 3, 5:40 PM PDT · 16589 days ago · 11 km deep · 75 km away
9. 2.46km WNW of Desert Hot Springs, CASun, May 3, 9:15 AM PDT · 16590 days ago · 10 km deep · 71 km away
10. 1.76km E of Running Springs, CAFri, May 1, 5:20 AM PDT · 16592 days ago · 0 km deep · 93 km away
11. 1.737km N of Yucca Valley, CAThu, Apr 30, 5:45 AM PDT · 16593 days ago · 0 km deep · 38 km away
12. 1.520km SW of Amboy, CAThu, Apr 30, 5:25 AM PDT · 16593 days ago · 10 km deep · 15 km away
13. 1.510km SSE of Cabazon, CAWed, Apr 29, 9:59 PM PDT · 16593 days ago · 15 km deep · 95 km away
14. 2.015km N of Indio, CAWed, Apr 29, 3:19 PM PDT · 16593 days ago · 5 km deep · 69 km away
15. 1.916km NE of Barstow, CAWed, Apr 29, 3:01 PM PDT · 16593 days ago · -1 km deep · 97 km away
16. 2.228km N of Yucca Valley, CAWed, Apr 29, 7:37 AM PDT · 16594 days ago · 1 km deep · 36 km away
17. 1.528km N of Yucca Valley, CAWed, Apr 29, 3:55 AM PDT · 16594 days ago · 2 km deep · 36 km away
18. 1.724km N of Yucca Valley, CAMon, Apr 27, 11:39 AM PDT · 16596 days ago · 1 km deep · 38 km away
19. 1.75km ENE of Cabazon, CAMon, Apr 27, 10:12 AM PDT · 16596 days ago · 13 km deep · 85 km away
20. 2.513km ENE of Indio, CASun, Apr 26, 10:24 AM PDT · 16597 days ago · 5 km deep · 76 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci515711. Read Sun, Oct 4, 2026, 7:54 AM UTC.