M1.8 earthquake 8km SW of Devore, CA

Magnitude

1.8 (mc), micro

Local time

Sat, Sep 29, 1984, 7:33 PM PDT

UTC

1984-09-30 02:33:29 UTC

Depth

6.8 km (4.2 mi), shallow

Epicenter

34.174° N, 117.467° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

From location

Station coverage gap

143°

Stations used

0

• Fontana, CaliforniaPopulation 212,704. Forecast10 kmNNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast73 kmE

After

1. 1.93km SE of Calimesa, CASun, Sep 30, 1:57 AM PDT · 15338 days ago · 17 km deep · 46 km away
2. 1.77km NNE of Banning, CASun, Sep 30, 10:31 AM PDT · 15338 days ago · 19 km deep · 61 km away
3. 1.93km NW of Montebello, CASun, Sep 30, 12:37 PM PDT · 15338 days ago · 14 km deep · 63 km away
4. 1.65km S of Banning, CASun, Sep 30, 9:20 PM PDT · 15337 days ago · 12 km deep · 63 km away
5. 1.68km NW of Garnet, CASun, Sep 30, 11:28 PM PDT · 15337 days ago · 15 km deep · 82 km away
6. 1.94km ESE of Loma Linda, CAMon, Oct 1, 4:58 AM PDT · 15337 days ago · 14 km deep · 27 km away
7. 1.83km ESE of Cabazon, CAMon, Oct 1, 5:50 AM PDT · 15337 days ago · 18 km deep · 72 km away
8. 1.65km NE of Altadena, CATue, Oct 2, 12:51 AM PDT · 15336 days ago · 12 km deep · 57 km away
9. 1.84km N of Banning, CATue, Oct 2, 2:06 PM PDT · 15336 days ago · 11 km deep · 59 km away
10. 1.611km W of Anza, CATue, Oct 2, 4:21 PM PDT · 15335 days ago · 2 km deep · 94 km away
11. 1.67km E of Temecula, CATue, Oct 2, 4:25 PM PDT · 15335 days ago · 4 km deep · 84 km away
12. 1.81km ESE of Muscoy, CAWed, Oct 3, 12:21 AM PDT · 15335 days ago · 12 km deep · 12 km away
13. 1.610km WNW of Garnet, CAWed, Oct 3, 3:57 AM PDT · 15335 days ago · 11 km deep · 81 km away
14. 2.23km SE of Yucaipa, CAWed, Oct 3, 5:41 PM PDT · 15334 days ago · 18 km deep · 45 km away
15. 1.62km S of Loma Linda, CAWed, Oct 3, 7:05 PM PDT · 15334 days ago · 17 km deep · 25 km away
16. 2.012km SW of Morongo Valley, CAWed, Oct 3, 11:44 PM PDT · 15334 days ago · 14 km deep · 75 km away
17. 2.115km NW of Barstow, CAThu, Oct 4, 10:01 AM PDT · 15334 days ago · 5 km deep · 93 km away
18. 1.74km N of Valle Vista, CAThu, Oct 4, 1:09 PM PDT · 15334 days ago · 13 km deep · 68 km away
19. 2.12km ESE of Rancho Cucamonga, CAThu, Oct 4, 3:33 PM PDT · 15333 days ago · 8 km deep · 11 km away
20. 1.77km ENE of Moreno Valley, CAThu, Oct 4, 4:22 PM PDT · 15333 days ago · 16 km deep · 36 km away
21. 1.72km SSW of San Jacinto, CAThu, Oct 4, 7:09 PM PDT · 15333 days ago · 9 km deep · 65 km away
22. 3.98km S of Idyllwild, CAFri, Oct 5, 12:37 AM PDT · 15333 days ago · 17 km deep · 90 km away
23. 1.86km SSE of Idyllwild, CAFri, Oct 5, 12:50 AM PDT · 15333 days ago · 16 km deep · 88 km away
24. 1.78km SSE of Idyllwild, CAFri, Oct 5, 12:51 AM PDT · 15333 days ago · 17 km deep · 92 km away
25. 1.77km SSE of Idyllwild, CAFri, Oct 5, 3:55 AM PDT · 15333 days ago · 17 km deep · 91 km away
26. 2.410km ESE of Santa Clarita, CAFri, Oct 5, 11:24 AM PDT · 15333 days ago · 5 km deep · 89 km away
27. 2.17km WNW of Big Bear Lake, CAFri, Oct 5, 6:10 PM PDT · 15332 days ago · 6 km deep · 47 km away
28. 1.711km ENE of Cabazon, CAFri, Oct 5, 8:36 PM PDT · 15332 days ago · 12 km deep · 76 km away
29. 1.810km ENE of Cabazon, CAFri, Oct 5, 8:36 PM PDT · 15332 days ago · 12 km deep · 76 km away
30. 1.72km WSW of Loma Linda, CASat, Oct 6, 12:29 AM PDT · 15332 days ago · 15 km deep · 23 km away
31. 1.74km NNE of La Crescenta-Montrose, CASat, Oct 6, 9:47 AM PDT · 15332 days ago · 10 km deep · 70 km away
32. 1.810km W of Anza, CASat, Oct 6, 5:45 PM PDT · 15331 days ago · 1 km deep · 95 km away
33. 1.58km SSE of Idyllwild, CASat, Oct 6, 9:12 PM PDT · 15331 days ago · 16 km deep · 91 km away
34. 1.71km WNW of Colton, CASun, Oct 7, 2:14 AM PDT · 15331 days ago · 16 km deep · 17 km away
35. 2.09km NE of Nuevo, CASun, Oct 7, 3:02 AM PDT · 15331 days ago · 13 km deep · 49 km away
36. 2.53km ENE of Silver Lake, CASun, Oct 7, 3:18 AM PDT · 15331 days ago · 6 km deep · 71 km away
37. 1.611km SW of Morongo Valley, CASun, Oct 7, 8:10 AM PDT · 15331 days ago · 13 km deep · 79 km away
38. 1.59km W of Anza, CASun, Oct 7, 1:41 PM PDT · 15331 days ago · 4 km deep · 94 km away
39. 1.86km S of Redlands, CASun, Oct 7, 3:52 PM PDT · 15330 days ago · 15 km deep · 32 km away
40. 1.810km NE of Cabazon, CAMon, Oct 8, 7:00 AM PDT · 15330 days ago · 9 km deep · 74 km away
41. 1.88km SE of Idyllwild, CAMon, Oct 8, 8:44 AM PDT · 15330 days ago · 16 km deep · 91 km away
42. 2.31km NE of Muscoy, CAMon, Oct 8, 6:14 PM PDT · 15329 days ago · 9 km deep · 12 km away
43. 2.12km N of Loma Linda, CAMon, Oct 8, 10:33 PM PDT · 15329 days ago · 12 km deep · 23 km away
44. 2.28km S of San Pedro, CAMon, Oct 8, 10:50 PM PDT · 15329 days ago · 5 km deep · 95 km away
45. 1.83km ESE of Muscoy, CAMon, Oct 8, 10:52 PM PDT · 15329 days ago · 8 km deep · 14 km away
46. 3.02km WNW of Beaumont, CAMon, Oct 8, 11:01 PM PDT · 15329 days ago · 13 km deep · 51 km away
47. 2.33km WNW of Beaumont, CAMon, Oct 8, 11:01 PM PDT · 15329 days ago · 16 km deep · 50 km away
48. 1.96km NNW of Cabazon, CAMon, Oct 8, 11:18 PM PDT · 15329 days ago · 12 km deep · 66 km away
49. 1.59km WSW of Idyllwild, CATue, Oct 9, 6:17 AM PDT · 15329 days ago · 16 km deep · 80 km away
50. 2.322km NNW of Yucca Valley, CATue, Oct 9, 1:29 PM PDT · 15329 days ago · 3 km deep · 90 km away
51. 1.626km N of Yucca Valley, CATue, Oct 9, 5:35 PM PDT · 15328 days ago · 15 km deep · 94 km away
52. 2.04km SSW of Redlands, CAWed, Oct 10, 4:50 AM PDT · 15328 days ago · 10 km deep · 30 km away
53. 1.91km NW of Calimesa, CAWed, Oct 10, 7:17 PM PDT · 15327 days ago · 14 km deep · 43 km away
54. 1.612km W of Palm Springs, CAThu, Oct 11, 2:49 AM PDT · 15327 days ago · 7 km deep · 83 km away
55. 2.110km W of Anza, CAThu, Oct 11, 4:29 AM PDT · 15327 days ago · 3 km deep · 94 km away
56. 1.74km WSW of San Bernardino, CAThu, Oct 11, 2:36 PM PDT · 15326 days ago · 13 km deep · 14 km away
57. 1.810km W of Anza, CAThu, Oct 11, 7:09 PM PDT · 15326 days ago · 4 km deep · 94 km away
58. 1.711km WSW of Anza, CAFri, Oct 12, 9:14 PM PDT · 15325 days ago · 3 km deep · 95 km away
59. 1.74km S of Calimesa, CAFri, Oct 12, 9:53 PM PDT · 15325 days ago · 17 km deep · 45 km away
60. 1.89km WSW of Idyllwild, CASat, Oct 13, 4:49 PM PDT · 15324 days ago · 15 km deep · 80 km away

The first 60 of 130.

Before

1. 1.91km SE of Muscoy, CASat, Sep 29, 8:35 AM PDT · 15339 days ago · 7 km deep · 12 km away
2. 2.27km WSW of Yucca Valley, CAFri, Sep 28, 6:30 PM PDT · 15339 days ago · 11 km deep · 89 km away
3. 1.52km NW of Fontana, CAFri, Sep 28, 12:34 PM PDT · 15340 days ago · 9 km deep · 7 km away
4. 2.04km SW of Idyllwild, CAThu, Sep 27, 12:16 PM PDT · 15341 days ago · 16 km deep · 83 km away
5. 1.823km NNW of Yucca Valley, CAThu, Sep 27, 9:19 AM PDT · 15341 days ago · 5 km deep · 91 km away
6. 1.611km SE of Idyllwild, CAThu, Sep 27, 2:06 AM PDT · 15341 days ago · 9 km deep · 95 km away
7. 2.18km WSW of Big Bear Lake, CAThu, Sep 27, 12:28 AM PDT · 15341 days ago · 3 km deep · 44 km away
8. 1.86km S of Banning, CAThu, Sep 27, 12:22 AM PDT · 15341 days ago · 11 km deep · 63 km away
9. 2.417km NW of Morongo Valley, CAWed, Sep 26, 1:50 PM PDT · 15342 days ago · 1 km deep · 69 km away
10. 1.511km W of Anza, CAWed, Sep 26, 11:27 AM PDT · 15342 days ago · 1 km deep · 94 km away
11. 2.814km N of Cabazon, CAWed, Sep 26, 2:49 AM PDT · 15342 days ago · 3 km deep · 66 km away
12. 2.14km W of Garnet, CATue, Sep 25, 7:50 PM PDT · 15342 days ago · 10 km deep · 87 km away
13. 2.09km S of Yucca Valley, CATue, Sep 25, 7:23 AM PDT · 15343 days ago · 4 km deep · 98 km away
14. 2.79km SW of Idyllwild, CAMon, Sep 24, 8:53 PM PDT · 15343 days ago · 16 km deep · 83 km away
15. 1.63km NW of San Bernardino, CAMon, Sep 24, 4:57 PM PDT · 15343 days ago · 9 km deep · 15 km away
16. 1.59km NNE of Cabazon, CAMon, Sep 24, 1:15 AM PDT · 15344 days ago · 16 km deep · 69 km away
17. 1.96km NE of Idyllwild, CASun, Sep 23, 9:21 AM PDT · 15345 days ago · 10 km deep · 84 km away
18. 2.110km WSW of Anza, CASun, Sep 23, 7:41 AM PDT · 15345 days ago · 4 km deep · 97 km away
19. 1.511km WSW of Morongo Valley, CASun, Sep 23, 5:43 AM PDT · 15345 days ago · 11 km deep · 73 km away
20. 1.71km ENE of Loma Linda, CASun, Sep 23, 3:32 AM PDT · 15345 days ago · 13 km deep · 24 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci51455. Read Mon, Sep 28, 2026, 8:40 AM UTC.