California earthquakes

M1.8 earthquake 6km NE of Morongo Valley, CA

A magnitude 1.8 earthquake struck 6km NE of Morongo Valley, CA on Tue, Sep 3, 1985, 8:20 AM PDT (15:20 UTC), 12 km (8 mi) below the surface.

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

Morongo Valley 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
1.8 (Mc), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1985-09-03 15:20:52 UTC
Depth
12.1 km (7.5 mi), shallow
Epicenter
34.086° N, 116.542° 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
143°
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: 177 in the 60 days after this one and 173 in the 30 days before it.

After

  1. 2.022km ESE of Anza, CA · 15004 days ago · 8 km deep · 66 km away
  2. 1.57km S of Valle Vista, CA · 15004 days ago · 11 km deep · 55 km away
  3. 1.623km ESE of Anza, CA · 15004 days ago · 11 km deep · 68 km away
  4. 1.927km NNE of Lucerne Valley, CA · 15004 days ago · 5 km deep · 71 km away
  5. 1.920km N of Borrego Springs, CA · 15004 days ago · 11 km deep · 74 km away
  6. 1.711km W of Anza, CA · 15004 days ago · 5 km deep · 63 km away
  7. 1.811km W of Anza, CA · 15004 days ago · 3 km deep · 63 km away
  8. 1.813km N of Cabazon, CA · 15003 days ago · 12 km deep · 25 km away
  9. 1.92km E of Redlands, CA · 15003 days ago · 13 km deep · 57 km away
  10. 1.97km SSW of Lytle Creek, CA · 15003 days ago · 7 km deep · 92 km away
  11. 1.612km SE of Anza, CA · 15003 days ago · 8 km deep · 66 km away
  12. 2.112km ENE of Desert Hot Springs, CA · 15003 days ago · 2 km deep · 18 km away
  13. 1.820km ESE of Anza, CA · 15003 days ago · 15 km deep · 65 km away
  14. 2.07km S of Borrego Springs, CA · 15003 days ago · 11 km deep · 100 km away
  15. 1.93km SSE of Loma Linda, CA · 15003 days ago · 16 km deep · 66 km away
  16. 1.55km NNE of Beaumont, CA · 15003 days ago · 15 km deep · 40 km away
  17. 3.15km NNE of Beaumont, CA · 15003 days ago · 14 km deep · 40 km away
  18. 1.75km SSE of Redlands, CA · 15002 days ago · 17 km deep · 57 km away
  19. 2.02km SW of Lake Henshaw, CA · 15002 days ago · 5 km deep · 98 km away
  20. 1.64km N of Valle Vista, CA · 15002 days ago · 10 km deep · 47 km away
  21. 1.712km N of Borrego Springs, CA · 15002 days ago · 12 km deep · 81 km away
  22. 2.317km NE of Lucerne Valley, CA · 15001 days ago · -2 km deep · 58 km away
  23. 3.07km SSW of Idyllwild, CA · 15000 days ago · 16 km deep · 48 km away
  24. 1.712km ENE of Cabazon, CA · 15000 days ago · 14 km deep · 18 km away
  25. 1.911km NE of Aguanga, CA · 15000 days ago · 0 km deep · 67 km away
  26. 1.715km SE of Anza, CA · 15000 days ago · 12 km deep · 69 km away
  27. 1.911km WSW of Anza, CA · 15000 days ago · 0 km deep · 66 km away
  28. 1.811km ENE of Desert Hot Springs, CA · 14999 days ago · 4 km deep · 17 km away
  29. 1.612km WSW of Morongo Valley, CA · 14999 days ago · 14 km deep · 17 km away
  30. 1.612km NE of Indio, CA · 14999 days ago · 2 km deep · 52 km away
  31. 1.813km SE of Anza, CA · 14999 days ago · 12 km deep · 68 km away
  32. 1.91km N of Cabazon, CA · 14998 days ago · 16 km deep · 29 km away
  33. 1.912km NE of Indio, CA · 14998 days ago · 2 km deep · 52 km away
  34. 2.010km NNW of Anza, CA · 14998 days ago · 13 km deep · 52 km away
  35. 1.810km N of Anza, CA · 14998 days ago · 15 km deep · 51 km away
  36. 1.810km NNE of Cabazon, CA · 14998 days ago · 11 km deep · 22 km away
  37. 1.810km WSW of Anza, CA · 14998 days ago · 2 km deep · 65 km away
  38. 1.611km NE of Aguanga, CA · 14998 days ago · 0 km deep · 67 km away
  39. 2.45km WSW of Yucaipa, CA · 14997 days ago · 16 km deep · 51 km away
  40. 1.912km N of Banning, CA · 14997 days ago · 18 km deep · 32 km away
  41. 1.98km NW of Garnet, CA · 14997 days ago · 6 km deep · 16 km away
  42. 2.122km NNW of Yucca Valley, CA · 14996 days ago · 3 km deep · 24 km away
  43. 2.231km NNW of Joshua Tree, CA · 14996 days ago · 5 km deep · 38 km away
  44. 1.827km WNW of Ludlow, CA · 14996 days ago · 5 km deep · 77 km away
  45. 1.98km S of Big Bear City, CA · 14996 days ago · 11 km deep · 30 km away
  46. 2.48km W of Big Bear Lake, CA · 14996 days ago · 5 km deep · 46 km away
  47. 2.58km WNW of Big Bear Lake, CA · 14996 days ago · 5 km deep · 46 km away
  48. 2.27km W of Big Bear Lake, CA · 14996 days ago · 1 km deep · 45 km away
  49. 1.912km SE of Anza, CA · 14996 days ago · 11 km deep · 68 km away
  50. 1.63km SSW of Mentone, CA · 14996 days ago · 7 km deep · 56 km away
  51. 1.714km ESE of Anza, CA · 14996 days ago · 13 km deep · 63 km away
  52. 1.617km NE of Twentynine Palms, CA · 14996 days ago · 5 km deep · 57 km away
  53. 1.84km NE of Lytle Creek, CA · 14996 days ago · 10 km deep · 88 km away
  54. 2.34km E of Yucaipa, CA · 14996 days ago · 13 km deep · 42 km away
  55. 2.88km W of Big Bear Lake, CA · 14995 days ago · 5 km deep · 46 km away
  56. 1.88km W of Big Bear Lake, CA · 14995 days ago · 4 km deep · 46 km away
  57. 1.68km W of Big Bear Lake, CA · 14995 days ago · 5 km deep · 46 km away
  58. 1.65km ESE of Warner Springs, CA · 14995 days ago · 17 km deep · 92 km away
  59. 1.613km SE of Anza, CA · 14995 days ago · 10 km deep · 69 km away
  60. 2.38km W of Big Bear Lake, CA · 14995 days ago · 5 km deep · 46 km away

The first 60 of 177.

Before

  1. 1.94km N of Moreno Valley, CA · 15005 days ago · 13 km deep · 64 km away
  2. 2.15km N of Moreno Valley, CA · 15005 days ago · 13 km deep · 64 km away
  3. 1.810km NE of Big Bear City, CA · 15005 days ago · 1 km deep · 36 km away
  4. 1.917km S of Big Bear City, CA · 15005 days ago · 3 km deep · 26 km away
  5. 1.810km S of Idyllwild, CA · 15005 days ago · 14 km deep · 51 km away
  6. 2.410km S of Idyllwild, CA · 15005 days ago · 15 km deep · 51 km away
  7. 1.79km ESE of Valle Vista, CA · 15006 days ago · 15 km deep · 49 km away
  8. 1.812km NNE of Cabazon, CA · 15006 days ago · 15 km deep · 20 km away
  9. 1.920km NE of Lucerne Valley, CA · 15006 days ago · -1 km deep · 61 km away
  10. 1.817km NE of Lucerne Valley, CA · 15006 days ago · -1 km deep · 59 km away
  11. 1.810km N of Anza, CA · 15006 days ago · 14 km deep · 51 km away
  12. 1.624km NE of Thermal, CA · 15006 days ago · 7 km deep · 67 km away
  13. 1.91km NNW of Loma Linda, CA · 15007 days ago · 15 km deep · 67 km away
  14. 1.65km WSW of Anza, CA · 15007 days ago · 3 km deep · 63 km away
  15. 1.811km NE of Thousand Palms, CA · 15007 days ago · 7 km deep · 33 km away
  16. 2.112km N of Thousand Palms, CA · 15007 days ago · 7 km deep · 24 km away
  17. 2.011km NW of Anza, CA · 15007 days ago · 13 km deep · 54 km away
  18. 1.714km N of Big Bear City, CA · 15007 days ago · 1 km deep · 43 km away
  19. 1.96km N of Cabazon, CA · 15007 days ago · 20 km deep · 26 km away
  20. 2.47km NNE of Big Bear City, CA · 15007 days ago · 5 km deep · 37 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci115757. Read Sat, Oct 3, 2026, 3:07 AM UTC.