M1.9 earthquake 5km W of Devore, CA

Magnitude

1.9 (mc), micro

Local time

Sat, Sep 22, 1984, 10:48 AM PDT

UTC

1984-09-22 17:48:52 UTC

Depth

12.4 km (7.7 mi), shallow

Epicenter

34.223° N, 117.458° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

From location

Station coverage gap

104°

Stations used

0

• Lytle Creek, CaliforniaPopulation 701. Forecast6 kmSE
• Muscoy, CaliforniaPopulation 10,644. Forecast13 kmNW
• Fontana, CaliforniaPopulation 212,704. Forecast15 kmN
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast75 kmENE

After

1. 1.611km W of Anza, CASat, Sep 22, 1:15 PM PDT · 15345 days ago · 3 km deep · 96 km away
2. 1.910km N of Cabazon, CASat, Sep 22, 2:46 PM PDT · 15345 days ago · 16 km deep · 66 km away
3. 2.010km W of Anza, CASat, Sep 22, 6:29 PM PDT · 15345 days ago · 3 km deep · 97 km away
4. 1.610km W of Anza, CASat, Sep 22, 8:43 PM PDT · 15345 days ago · 3 km deep · 98 km away
5. 1.56km SSW of Pearblossum, CASat, Sep 22, 9:21 PM PDT · 15345 days ago · 8 km deep · 52 km away
6. 1.71km ENE of Loma Linda, CASun, Sep 23, 3:32 AM PDT · 15345 days ago · 13 km deep · 27 km away
7. 1.511km WSW of Morongo Valley, CASun, Sep 23, 5:43 AM PDT · 15345 days ago · 11 km deep · 74 km away
8. 1.96km NE of Idyllwild, CASun, Sep 23, 9:21 AM PDT · 15345 days ago · 10 km deep · 87 km away
9. 1.59km NNE of Cabazon, CAMon, Sep 24, 1:15 AM PDT · 15344 days ago · 16 km deep · 70 km away
10. 1.63km NW of San Bernardino, CAMon, Sep 24, 4:57 PM PDT · 15343 days ago · 9 km deep · 16 km away
11. 2.79km SW of Idyllwild, CAMon, Sep 24, 8:53 PM PDT · 15343 days ago · 16 km deep · 86 km away
12. 2.09km S of Yucca Valley, CATue, Sep 25, 7:23 AM PDT · 15343 days ago · 4 km deep · 98 km away
13. 2.14km W of Garnet, CATue, Sep 25, 7:50 PM PDT · 15342 days ago · 10 km deep · 88 km away
14. 2.814km N of Cabazon, CAWed, Sep 26, 2:49 AM PDT · 15342 days ago · 3 km deep · 67 km away
15. 1.511km W of Anza, CAWed, Sep 26, 11:27 AM PDT · 15341 days ago · 1 km deep · 98 km away
16. 2.417km NW of Morongo Valley, CAWed, Sep 26, 1:50 PM PDT · 15341 days ago · 1 km deep · 68 km away
17. 1.86km S of Banning, CAThu, Sep 27, 12:22 AM PDT · 15341 days ago · 11 km deep · 65 km away
18. 2.18km WSW of Big Bear Lake, CAThu, Sep 27, 12:28 AM PDT · 15341 days ago · 3 km deep · 43 km away
19. 1.611km SE of Idyllwild, CAThu, Sep 27, 2:06 AM PDT · 15341 days ago · 9 km deep · 98 km away
20. 1.823km NNW of Yucca Valley, CAThu, Sep 27, 9:19 AM PDT · 15341 days ago · 5 km deep · 89 km away
21. 2.04km SW of Idyllwild, CAThu, Sep 27, 12:16 PM PDT · 15340 days ago · 16 km deep · 86 km away
22. 1.52km NW of Fontana, CAFri, Sep 28, 12:34 PM PDT · 15339 days ago · 9 km deep · 12 km away
23. 2.27km WSW of Yucca Valley, CAFri, Sep 28, 6:30 PM PDT · 15339 days ago · 11 km deep · 89 km away
24. 1.91km SE of Muscoy, CASat, Sep 29, 8:35 AM PDT · 15339 days ago · 7 km deep · 14 km away
25. 1.88km SW of Devore, CASat, Sep 29, 7:33 PM PDT · 15338 days ago · 7 km deep · 6 km away
26. 1.93km SE of Calimesa, CASun, Sep 30, 1:57 AM PDT · 15338 days ago · 17 km deep · 48 km away
27. 1.77km NNE of Banning, CASun, Sep 30, 10:31 AM PDT · 15338 days ago · 19 km deep · 63 km away
28. 1.93km NW of Montebello, CASun, Sep 30, 12:37 PM PDT · 15337 days ago · 14 km deep · 65 km away
29. 1.65km S of Banning, CASun, Sep 30, 9:20 PM PDT · 15337 days ago · 12 km deep · 66 km away
30. 1.68km NW of Garnet, CASun, Sep 30, 11:28 PM PDT · 15337 days ago · 15 km deep · 83 km away
31. 1.94km ESE of Loma Linda, CAMon, Oct 1, 4:58 AM PDT · 15337 days ago · 14 km deep · 30 km away
32. 1.83km ESE of Cabazon, CAMon, Oct 1, 5:50 AM PDT · 15337 days ago · 18 km deep · 73 km away
33. 1.65km NE of Altadena, CATue, Oct 2, 12:51 AM PDT · 15336 days ago · 12 km deep · 58 km away
34. 1.84km N of Banning, CATue, Oct 2, 2:06 PM PDT · 15335 days ago · 11 km deep · 61 km away
35. 1.611km W of Anza, CATue, Oct 2, 4:21 PM PDT · 15335 days ago · 2 km deep · 97 km away
36. 1.67km E of Temecula, CATue, Oct 2, 4:25 PM PDT · 15335 days ago · 4 km deep · 89 km away
37. 1.81km ESE of Muscoy, CAWed, Oct 3, 12:21 AM PDT · 15335 days ago · 12 km deep · 14 km away
38. 1.610km WNW of Garnet, CAWed, Oct 3, 3:57 AM PDT · 15335 days ago · 11 km deep · 82 km away
39. 2.23km SE of Yucaipa, CAWed, Oct 3, 5:41 PM PDT · 15334 days ago · 18 km deep · 46 km away
40. 1.62km S of Loma Linda, CAWed, Oct 3, 7:05 PM PDT · 15334 days ago · 17 km deep · 28 km away
41. 2.012km SW of Morongo Valley, CAWed, Oct 3, 11:44 PM PDT · 15334 days ago · 14 km deep · 76 km away
42. 2.115km NW of Barstow, CAThu, Oct 4, 10:01 AM PDT · 15334 days ago · 5 km deep · 88 km away
43. 1.74km N of Valle Vista, CAThu, Oct 4, 1:09 PM PDT · 15333 days ago · 13 km deep · 71 km away
44. 2.12km ESE of Rancho Cucamonga, CAThu, Oct 4, 3:33 PM PDT · 15333 days ago · 8 km deep · 15 km away
45. 1.77km ENE of Moreno Valley, CAThu, Oct 4, 4:22 PM PDT · 15333 days ago · 16 km deep · 40 km away
46. 1.72km SSW of San Jacinto, CAThu, Oct 4, 7:09 PM PDT · 15333 days ago · 9 km deep · 68 km away
47. 3.98km S of Idyllwild, CAFri, Oct 5, 12:37 AM PDT · 15333 days ago · 17 km deep · 93 km away
48. 1.86km SSE of Idyllwild, CAFri, Oct 5, 12:50 AM PDT · 15333 days ago · 16 km deep · 91 km away
49. 1.78km SSE of Idyllwild, CAFri, Oct 5, 12:51 AM PDT · 15333 days ago · 17 km deep · 94 km away
50. 1.77km SSE of Idyllwild, CAFri, Oct 5, 3:55 AM PDT · 15333 days ago · 17 km deep · 93 km away
51. 2.410km ESE of Santa Clarita, CAFri, Oct 5, 11:24 AM PDT · 15332 days ago · 5 km deep · 88 km away
52. 2.17km WNW of Big Bear Lake, CAFri, Oct 5, 6:10 PM PDT · 15332 days ago · 6 km deep · 45 km away
53. 1.711km ENE of Cabazon, CAFri, Oct 5, 8:36 PM PDT · 15332 days ago · 12 km deep · 77 km away
54. 1.810km ENE of Cabazon, CAFri, Oct 5, 8:36 PM PDT · 15332 days ago · 12 km deep · 77 km away
55. 1.72km WSW of Loma Linda, CASat, Oct 6, 12:29 AM PDT · 15332 days ago · 15 km deep · 26 km away
56. 1.74km NNE of La Crescenta-Montrose, CASat, Oct 6, 9:47 AM PDT · 15332 days ago · 10 km deep · 70 km away
57. 1.810km W of Anza, CASat, Oct 6, 5:45 PM PDT · 15331 days ago · 1 km deep · 99 km away
58. 1.58km SSE of Idyllwild, CASat, Oct 6, 9:12 PM PDT · 15331 days ago · 16 km deep · 94 km away
59. 1.71km WNW of Colton, CASun, Oct 7, 2:14 AM PDT · 15331 days ago · 16 km deep · 20 km away
60. 2.09km NE of Nuevo, CASun, Oct 7, 3:02 AM PDT · 15331 days ago · 13 km deep · 52 km away

The first 60 of 137.

Before

1. 1.84km WNW of Redlands, CASat, Sep 22, 10:35 AM PDT · 15346 days ago · 2 km deep · 28 km away
2. 1.80km ESE of Loma Linda, CASat, Sep 22, 10:16 AM PDT · 15346 days ago · 17 km deep · 27 km away
3. 1.73km ENE of Loma Linda, CASat, Sep 22, 10:15 AM PDT · 15346 days ago · 11 km deep · 28 km away
4. 1.64km WNW of Redlands, CASat, Sep 22, 9:59 AM PDT · 15346 days ago · 5 km deep · 28 km away
5. 1.53km ENE of Loma Linda, CASat, Sep 22, 9:58 AM PDT · 15346 days ago · 5 km deep · 28 km away
6. 1.75km SE of Valle Vista, CASat, Sep 22, 9:20 AM PDT · 15346 days ago · 14 km deep · 79 km away
7. 2.75km SE of Valle Vista, CASat, Sep 22, 9:14 AM PDT · 15346 days ago · 14 km deep · 79 km away
8. 1.68km S of Idyllwild, CASat, Sep 22, 6:16 AM PDT · 15346 days ago · 14 km deep · 92 km away
9. 1.83km ENE of Loma Linda, CAFri, Sep 21, 9:44 PM PDT · 15346 days ago · 10 km deep · 27 km away
10. 2.024km NW of Barstow, CAFri, Sep 21, 3:04 PM PDT · 15346 days ago · 5 km deep · 98 km away
11. 1.811km W of Anza, CAFri, Sep 21, 11:20 AM PDT · 15346 days ago · 1 km deep · 98 km away
12. 1.511km WSW of Anza, CAFri, Sep 21, 1:22 AM PDT · 15347 days ago · 1 km deep · 99 km away
13. 2.31km E of Muscoy, CAThu, Sep 20, 11:00 PM PDT · 15347 days ago · 8 km deep · 14 km away
14. 2.022km NW of Barstow, CAThu, Sep 20, 7:39 PM PDT · 15347 days ago · 5 km deep · 97 km away
15. 2.623km NW of Barstow, CAThu, Sep 20, 1:31 PM PDT · 15347 days ago · 5 km deep · 98 km away
16. 1.53km NE of Santa Clarita, CAThu, Sep 20, 11:01 AM PDT · 15348 days ago · 5 km deep · 97 km away
17. 1.74km NNE of Beaumont, CAThu, Sep 20, 9:22 AM PDT · 15348 days ago · 15 km deep · 55 km away
18. 1.92km NNW of Willowbrook, CAWed, Sep 19, 1:49 AM PDT · 15349 days ago · 15 km deep · 81 km away
19. 1.69km W of Anza, CATue, Sep 18, 10:30 PM PDT · 15349 days ago · 3 km deep · 98 km away
20. 2.210km S of Yucca Valley, CATue, Sep 18, 7:38 PM PDT · 15349 days ago · 1 km deep · 97 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci51069. Read Mon, Sep 28, 2026, 5:46 AM UTC.