California earthquakes

M1.6 earthquake 3km NE of Adelanto, CA

A magnitude 1.6 earthquake struck 3km NE of Adelanto, CA on Sun, Sep 22, 1985, 7:20 PM PDT (02:20 UTC), 11 km (7 mi) below the surface.

A larger quake followed: M4.6 3km SSE of Loma Linda, CA. This one was a foreshock.

Adelanto forecastMore in California

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.6 (mc), micro
Local time
UTC
1985-09-23 02:20:00 UTC
Depth
11.4 km (7.1 mi), shallow
Epicenter
34.600° N, 117.379° W
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Depth from
From location
Station coverage gap
63°
Stations used
0

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 128 in the 60 days after this one and 109 in the 30 days before it.

After

  1. 2.517km ENE of Lucerne Valley, CA · 14980 days ago · 6 km deep · 55 km away
  2. 1.72km NE of Grand Terrace, CA · 14980 days ago · 16 km deep · 62 km away
  3. 1.94km SE of Loma Linda, CA · 14979 days ago · 19 km deep · 66 km away
  4. 1.72km SSE of Redlands, CA · 14978 days ago · 14 km deep · 65 km away
  5. 2.23km ESE of Beaumont, CA · 14977 days ago · 13 km deep · 85 km away
  6. 2.05km N of Banning, CA · 14977 days ago · 19 km deep · 84 km away
  7. 1.611km NW of Garnet, CA · 14976 days ago · 10 km deep · 99 km away
  8. 1.88km ENE of Cabazon, CA · 14976 days ago · 14 km deep · 94 km away
  9. 1.710km NNE of Nuevo, CA · 14976 days ago · 8 km deep · 84 km away
  10. 1.612km NNE of Banning, CA · 14976 days ago · 15 km deep · 81 km away
  11. 2.54km N of Cabazon, CA · 14976 days ago · 11 km deep · 90 km away
  12. 2.05km ENE of Beaumont, CA · 14976 days ago · 13 km deep · 83 km away
  13. 1.92km SW of Calimesa, CA · 14975 days ago · 14 km deep · 75 km away
  14. 1.89km NNE of Big Bear City, CA · 14975 days ago · 5 km deep · 61 km away
  15. 2.14km NNE of Fontana, CA · 14975 days ago · 2 km deep · 52 km away
  16. 2.08km N of Rancho Cucamonga, CA · 14975 days ago · 7 km deep · 48 km away
  17. 1.65km SW of Banning, CA · 14974 days ago · 13 km deep · 89 km away
  18. 1.93km SE of Loma Linda, CA · 14974 days ago · 19 km deep · 65 km away
  19. 2.314km SW of Lucerne Valley, CA · 14973 days ago · 0 km deep · 41 km away
  20. 2.08km SSE of Redlands, CA · 14973 days ago · 16 km deep · 71 km away
  21. 2.28km S of Pearblossum, CA · 14973 days ago · 8 km deep · 51 km away
  22. 2.323km N of Yucca Valley, CA · 14972 days ago · 0 km deep · 92 km away
  23. 2.31km ENE of Loma Linda, CA · 14972 days ago · 16 km deep · 62 km away
  24. 4.63km SSE of Loma Linda, CA · 14972 days ago · 15 km deep · 65 km away
  25. 1.94km SSE of Loma Linda, CA · 14972 days ago · 13 km deep · 66 km away
  26. 2.74km SE of Loma Linda, CA · 14972 days ago · 10 km deep · 65 km away
  27. 1.83km SSE of Loma Linda, CA · 14972 days ago · 14 km deep · 65 km away
  28. 1.92km ESE of Loma Linda, CA · 14971 days ago · 14 km deep · 63 km away
  29. 1.73km SE of Loma Linda, CA · 14971 days ago · 15 km deep · 65 km away
  30. 2.02km NE of Colton, CA · 14971 days ago · 7 km deep · 58 km away
  31. 2.12km ENE of Colton, CA · 14971 days ago · 13 km deep · 58 km away
  32. 2.023km NNW of Joshua Tree, CA · 14971 days ago · -1 km deep · 94 km away
  33. 2.02km S of Loma Linda, CA · 14971 days ago · 16 km deep · 65 km away
  34. 2.18km N of Big Bear City, CA · 14971 days ago · 2 km deep · 58 km away
  35. 1.93km SSE of Loma Linda, CA · 14970 days ago · 15 km deep · 66 km away
  36. 1.77km SSW of Calimesa, CA · 14970 days ago · 15 km deep · 79 km away
  37. 1.68km SSW of Calimesa, CA · 14970 days ago · 15 km deep · 79 km away
  38. 1.87km SSE of Big Bear City, CA · 14970 days ago · 9 km deep · 68 km away
  39. 1.69km N of Cabazon, CA · 14970 days ago · 15 km deep · 86 km away
  40. 1.88km WNW of Big Bear Lake, CA · 14969 days ago · 4 km deep · 52 km away
  41. 1.816km N of Yucca Valley, CA · 14969 days ago · 2 km deep · 96 km away
  42. 1.610km WSW of Morongo Valley, CA · 14969 days ago · 9 km deep · 91 km away
  43. 1.85km N of San Jacinto, CA · 14968 days ago · 14 km deep · 94 km away
  44. 1.934km NE of Big Bear City, CA · 14968 days ago · 4 km deep · 80 km away
  45. 2.335km ENE of Big Bear City, CA · 14968 days ago · 5 km deep · 80 km away
  46. 1.88km SSW of Calimesa, CA · 14968 days ago · 4 km deep · 80 km away
  47. 2.32km S of Calimesa, CA · 14968 days ago · 12 km deep · 76 km away
  48. 1.64km WNW of Corona, CA · 14967 days ago · 1 km deep · 82 km away
  49. 2.38km WSW of Big Bear Lake, CA · 14966 days ago · 6 km deep · 56 km away
  50. 1.713km NNE of Lake Arrowhead, CA · 14966 days ago · 1 km deep · 34 km away
  51. 2.114km SW of Lucerne Valley, CA · 14966 days ago · 16 km deep · 37 km away
  52. 1.92km ENE of Loma Linda, CA · 14966 days ago · 14 km deep · 62 km away
  53. 2.09km NNE of Big Bear City, CA · 14966 days ago · 5 km deep · 60 km away
  54. 2.014km N of Cabazon, CA · 14966 days ago · 20 km deep · 84 km away
  55. 2.23km SE of Loma Linda, CA · 14965 days ago · 15 km deep · 64 km away
  56. 2.02km NE of Colton, CA · 14965 days ago · 12 km deep · 58 km away
  57. 1.57km E of Big Bear City, CA · 14965 days ago · 1 km deep · 68 km away
  58. 1.92km SE of Loma Linda, CA · 14965 days ago · 14 km deep · 64 km away
  59. 1.910km WNW of Big Bear Lake, CA · 14965 days ago · 6 km deep · 50 km away
  60. 1.81km NNE of Loma Linda, CA · 14964 days ago · 13 km deep · 61 km away

The first 60 of 128.

Before

  1. 1.88km ENE of Moreno Valley, CA · 14982 days ago · 21 km deep · 74 km away
  2. 1.67km W of Calimesa, CA · 14982 days ago · 17 km deep · 71 km away
  3. 1.96km SW of Banning, CA · 14983 days ago · 13 km deep · 89 km away
  4. 2.05km WSW of Banning, CA · 14984 days ago · 13 km deep · 88 km away
  5. 2.26km WSW of Morongo Valley, CA · 14984 days ago · 12 km deep · 94 km away
  6. 1.92km SSW of Loma Linda, CA · 14985 days ago · 15 km deep · 64 km away
  7. 1.54km SSE of Calimesa, CA · 14985 days ago · 19 km deep · 78 km away
  8. 1.77km WSW of Morongo Valley, CA · 14985 days ago · 9 km deep · 92 km away
  9. 1.80km ENE of Loma Linda, CA · 14985 days ago · 17 km deep · 62 km away
  10. 1.69km SW of Morongo Valley, CA · 14985 days ago · 13 km deep · 97 km away
  11. 1.59km SW of Morongo Valley, CA · 14985 days ago · 12 km deep · 97 km away
  12. 1.66km SSW of Littlerock, CA · 14986 days ago · 11 km deep · 59 km away
  13. 2.336km SE of Fort Irwin, CA · 14986 days ago · 5 km deep · 96 km away
  14. 1.922km W of Ludlow, CA · 14986 days ago · 5 km deep · 90 km away
  15. 1.76km NE of Cabazon, CA · 14986 days ago · 15 km deep · 92 km away
  16. 1.918km NW of Yucca Valley, CA · 14986 days ago · 8 km deep · 85 km away
  17. 2.015km NW of Yucca Valley, CA · 14986 days ago · 6 km deep · 88 km away
  18. 1.716km NW of Yucca Valley, CA · 14986 days ago · 6 km deep · 87 km away
  19. 1.96km ESE of Yucaipa, CA · 14986 days ago · 18 km deep · 74 km away
  20. 2.07km SSW of Corona, CA · 14986 days ago · 2 km deep · 90 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci119376. Read Tue, Sep 29, 2026, 3:16 PM UTC.