M1.9 earthquake 16km ENE of Boron, CA

Magnitude

1.9 (Mh), micro

Magnitude from

Southern California Seismic Network

Local time

Mon, Feb 9, 1981, 1:56 AM PST

UTC

1981-02-09 09:56:58 UTC

Depth

5.1 km (3.2 mi), shallow

Epicenter

35.031° N, 117.478° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.1 km horizontally, 22.4 km in depth

Magnitude uncertainty

±0.28

Depth from

From location

Station coverage gap

89°

Stations used

8

• Boron, CaliforniaPopulation 2,253. Forecast16 kmENE
• Barstow Heights, CaliforniaPopulation 24,202. Forecast42 kmWNW
• Victorville, CaliforniaPopulation 122,225. Forecast58 kmNNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast130 kmNNE

After

1. 1.722km NNE of Barstow, CATue, Feb 10, 8:16 PM PST · 16672 days ago · 5 km deep · 52 km away
2. 2.118km N of Ridgecrest, CAWed, Feb 11, 1:43 AM PST · 16672 days ago · 5 km deep · 85 km away
3. 1.518km NE of Lucerne Valley, CAWed, Feb 11, 10:17 AM PST · 16672 days ago · 4 km deep · 82 km away
4. 2.418km ENE of Lucerne Valley, CAThu, Feb 12, 10:30 PM PST · 16670 days ago · -1 km deep · 83 km away
5. 1.89km SSE of Llano, CASat, Feb 14, 7:41 PM PST · 16668 days ago · 7 km deep · 72 km away
6. 1.718km ENE of Lucerne Valley, CASun, Feb 15, 1:45 PM PST · 16667 days ago · 1 km deep · 83 km away
7. 1.76km ENE of Running Springs, CAWed, Feb 18, 5:36 PM PST · 16664 days ago · 7 km deep · 98 km away
8. 1.64km SE of Lytle Creek, CAWed, Feb 18, 11:50 PM PST · 16664 days ago · 5 km deep · 89 km away
9. 2.726km WNW of Inyokern, CASun, Feb 22, 10:19 PM PST · 16660 days ago · 4 km deep · 94 km away
10. 1.719km NNW of Tehachapi, CAThu, Feb 26, 5:09 AM PST · 16657 days ago · -1 km deep · 99 km away
11. 1.719km SE of Little Lake, CAFri, Feb 27, 4:18 PM PST · 16655 days ago · 0 km deep · 93 km away
12. 1.630km WNW of Ludlow, CAFri, Feb 27, 11:28 PM PST · 16655 days ago · 3 km deep · 96 km away
13. 2.024km S of Bodfish, CASun, Mar 1, 4:57 AM PST · 16654 days ago · 3 km deep · 99 km away
14. 2.315km SSW of Tehachapi, CAFri, Mar 6, 1:35 PM PST · 16648 days ago · 4 km deep · 94 km away
15. 1.621km WNW of Inyokern, CASat, Mar 7, 2:54 PM PST · 16647 days ago · 5 km deep · 93 km away
16. 1.814km ESE of Little Lake, CAMon, Mar 9, 4:41 PM PST · 16645 days ago · 2 km deep · 100 km away
17. 1.716km W of Searles Valley, CATue, Mar 10, 5:05 AM PST · 16645 days ago · 5 km deep · 85 km away
18. 1.921km E of Lake Isabella, CAWed, Mar 11, 11:29 AM PST · 16643 days ago · 5 km deep · 94 km away
19. 2.04km SE of Wrightwood, CAFri, Mar 13, 2:34 AM PST · 16642 days ago · 4 km deep · 78 km away
20. 1.74km E of Vincent, CASat, Mar 14, 10:29 PM PST · 16640 days ago · 5 km deep · 81 km away
21. 2.49km NE of Ridgecrest, CASun, Mar 15, 6:12 PM PST · 16639 days ago · -1 km deep · 72 km away
22. 2.611km NE of Ridgecrest, CASun, Mar 15, 7:28 PM PST · 16639 days ago · 6 km deep · 74 km away
23. 2.07km ENE of Ridgecrest, CAMon, Mar 16, 9:54 AM PST · 16639 days ago · 5 km deep · 70 km away
24. 1.64km NNE of San Bernardino, CAWed, Mar 18, 4:09 PM PST · 16636 days ago · 3 km deep · 99 km away
25. 1.618km ENE of Lucerne Valley, CAWed, Mar 18, 5:23 PM PST · 16636 days ago · 4 km deep · 83 km away
26. 2.010km NE of Ridgecrest, CAThu, Mar 19, 7:28 AM PST · 16636 days ago · 4 km deep · 74 km away
27. 1.89km ENE of Lucerne Valley, CASun, Mar 22, 8:49 AM PST · 16633 days ago · 3 km deep · 82 km away
28. 1.633km S of Fort Irwin, CASun, Mar 22, 4:13 PM PST · 16632 days ago · 5 km deep · 77 km away
29. 2.14km NNW of Vincent, CAMon, Mar 23, 8:06 AM PST · 16632 days ago · 0 km deep · 81 km away
30. 1.75km ENE of Running Springs, CAThu, Mar 26, 7:22 PM PST · 16628 days ago · 11 km deep · 97 km away
31. 2.17km NNW of Fontana, CAMon, Mar 30, 9:37 AM PST · 16625 days ago · 5 km deep · 98 km away
32. 1.514km SSW of Tehachapi, CAThu, Apr 2, 4:53 AM PST · 16622 days ago · 5 km deep · 91 km away
33. 1.912km NE of Ridgecrest, CAFri, Apr 3, 6:33 AM PST · 16621 days ago · 5 km deep · 75 km away
34. 1.98km NE of Ridgecrest, CASat, Apr 4, 1:14 AM PST · 16620 days ago · 0 km deep · 72 km away
35. 1.624km ESE of Little Lake, CASun, Apr 5, 3:28 AM PST · 16619 days ago · 5 km deep · 93 km away
36. 1.920km SSE of Fort Irwin, CASun, Apr 5, 10:52 PM PST · 16618 days ago · 5 km deep · 76 km away
37. 1.97km SW of Pearblossum, CAWed, Apr 8, 4:56 AM PST · 16616 days ago · 8 km deep · 77 km away
38. 1.725km WNW of Inyokern, CAWed, Apr 8, 6:35 AM PST · 16616 days ago · 6 km deep · 94 km away

Before

1. 2.118km ENE of Lucerne Valley, CASun, Feb 8, 9:07 PM PST · 16674 days ago · -2 km deep · 83 km away
2. 1.824km SW of Little Lake, CASat, Feb 7, 11:21 PM PST · 16675 days ago · 2 km deep · 97 km away
3. 1.624km WNW of Inyokern, CAFri, Feb 6, 1:21 AM PST · 16677 days ago · 2 km deep · 91 km away
4. 1.621km WNW of Inyokern, CAWed, Feb 4, 10:45 AM PST · 16679 days ago · 2 km deep · 89 km away
5. 2.010km NE of Lake Arrowhead, CAWed, Feb 4, 7:36 AM PST · 16679 days ago · 5 km deep · 86 km away
6. 2.524km SSW of Little Lake, CATue, Feb 3, 5:59 PM PST · 16679 days ago · -1 km deep · 95 km away
7. 1.72km ESE of Wrightwood, CATue, Feb 3, 4:58 PM PST · 16679 days ago · 10 km deep · 76 km away
8. 2.136km ESE of Bodfish, CAMon, Feb 2, 12:08 PM PST · 16680 days ago · 5 km deep · 76 km away
9. 1.69km SE of Johannesburg, CAMon, Feb 2, 5:07 AM PST · 16681 days ago · 2 km deep · 32 km away
10. 1.935km ESE of Bodfish, CASun, Feb 1, 10:41 PM PST · 16681 days ago · 5 km deep · 76 km away
11. 1.822km S of Searles Valley, CAThu, Jan 29, 11:30 PM PST · 16684 days ago · 5 km deep · 60 km away
12. 1.83km WNW of Devore, CAWed, Jan 28, 8:29 PM PST · 16685 days ago · 7 km deep · 89 km away
13. 1.69km NE of Lake Arrowhead, CATue, Jan 27, 6:18 PM PST · 16686 days ago · 8 km deep · 86 km away
14. 1.84km ESE of Wrightwood, CASun, Jan 25, 11:36 PM PST · 16688 days ago · 4 km deep · 77 km away
15. 1.712km N of Mojave, CASun, Jan 25, 10:20 PM PST · 16688 days ago · 5 km deep · 67 km away
16. 1.86km SSE of Crestline, CASat, Jan 24, 2:04 PM PST · 16689 days ago · 1 km deep · 95 km away
17. 2.216km N of Ridgecrest, CAThu, Jan 22, 11:57 AM PST · 16691 days ago · 3 km deep · 84 km away
18. 1.66km SSE of Crestline, CATue, Jan 20, 3:51 PM PST · 16693 days ago · 2 km deep · 95 km away
19. 1.53km ESE of Running Springs, CAMon, Jan 19, 1:37 PM PST · 16694 days ago · 6 km deep · 99 km away
20. 1.618km E of Lucerne Valley, CASun, Jan 18, 4:21 AM PST · 16696 days ago · 0 km deep · 89 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci12254407. Read Mon, Oct 5, 2026, 6:15 AM UTC.