California earthquakes

M1.8 earthquake 3km NNW of Colton, CA

A magnitude 1.8 earthquake struck 3km NNW of Colton, CA on Tue, Feb 12, 1985, 3:43 AM PST (11:43 UTC), 17 km (11 mi) below the surface.

A larger quake followed: M2.2 5km SSE of Palomar Observatory, CA. This one was a foreshock.

Colton 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
Local time
UTC
1985-02-12 11:43:44 UTC
Depth
17.0 km (10.5 mi), shallow
Epicenter
34.099° N, 117.323° 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
44°
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: 172 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.88km WSW of Lucerne Valley, CA · 15165 days ago · -1 km deep · 43 km away
  2. 2.25km SSE of Palomar Observatory, CA · 15164 days ago · 12 km deep · 98 km away
  3. 2.018km NE of Lucerne Valley, CA · 15164 days ago · -2 km deep · 68 km away
  4. 1.77km SE of Loma Linda, CA · 15164 days ago · 5 km deep · 15 km away
  5. 1.94km WSW of Yucaipa, CA · 15164 days ago · 17 km deep · 24 km away
  6. 1.617km S of Joshua Tree, CA · 15164 days ago · 3 km deep · 96 km away
  7. 2.45km NNE of Running Springs, CA · 15163 days ago · 7 km deep · 27 km away
  8. 1.710km E of Cabazon, CA · 15163 days ago · 13 km deep · 63 km away
  9. 1.711km E of Cabazon, CA · 15163 days ago · 14 km deep · 64 km away
  10. 2.218km S of Joshua Tree, CA · 15163 days ago · 3 km deep · 97 km away
  11. 1.81km NW of Cabazon, CA · 15163 days ago · 18 km deep · 52 km away
  12. 2.412km WNW of Lakeland Village, CA · 15163 days ago · 13 km deep · 46 km away
  13. 1.712km ENE of Desert Hot Springs, CA · 15163 days ago · 3 km deep · 87 km away
  14. 1.810km NE of Cabazon, CA · 15163 days ago · 14 km deep · 58 km away
  15. 1.95km NE of Muscoy, CA · 15163 days ago · 3 km deep · 10 km away
  16. 1.67km E of Yucaipa, CA · 15162 days ago · 12 km deep · 34 km away
  17. 2.11km WNW of Loma Linda, CA · 15162 days ago · 12 km deep · 7 km away
  18. 1.67km S of Idyllwild, CA · 15162 days ago · 15 km deep · 73 km away
  19. 1.810km ENE of Desert Hot Springs, CA · 15162 days ago · 3 km deep · 86 km away
  20. 2.09km S of Idyllwild, CA · 15162 days ago · 14 km deep · 75 km away
  21. 2.511km ENE of Desert Hot Springs, CA · 15162 days ago · 3 km deep · 87 km away
  22. 1.711km ENE of Desert Hot Springs, CA · 15162 days ago · 2 km deep · 87 km away
  23. 2.611km ENE of Desert Hot Springs, CA · 15161 days ago · 3 km deep · 87 km away
  24. 1.64km SW of Mira Loma, CA · 15161 days ago · 2 km deep · 25 km away
  25. 1.721km NW of Yucca Valley, CA · 15161 days ago · 2 km deep · 69 km away
  26. 2.211km ENE of Desert Hot Springs, CA · 15161 days ago · 2 km deep · 87 km away
  27. 1.711km ENE of Desert Hot Springs, CA · 15161 days ago · 4 km deep · 87 km away
  28. 1.68km NNE of Banning, CA · 15161 days ago · 12 km deep · 45 km away
  29. 1.96km WNW of Calimesa, CA · 15161 days ago · 17 km deep · 22 km away
  30. 1.710km NE of Lake Arrowhead, CA · 15161 days ago · 8 km deep · 30 km away
  31. 1.52km NE of Anza, CA · 15161 days ago · 1 km deep · 85 km away
  32. 1.710km ENE of Desert Hot Springs, CA · 15161 days ago · 4 km deep · 87 km away
  33. 1.910km NNE of Lake Arrowhead, CA · 15160 days ago · 7 km deep · 31 km away
  34. 2.111km ENE of Desert Hot Springs, CA · 15160 days ago · 3 km deep · 87 km away
  35. 1.73km NE of Anza, CA · 15160 days ago · 9 km deep · 86 km away
  36. 1.512km W of Anza, CA · 15160 days ago · 2 km deep · 79 km away
  37. 2.62km NW of Beaumont, CA · 15160 days ago · 14 km deep · 35 km away
  38. 1.713km W of Anza, CA · 15160 days ago · 2 km deep · 75 km away
  39. 2.15km S of Loma Linda, CA · 15160 days ago · 13 km deep · 12 km away
  40. 2.04km W of Calimesa, CA · 15159 days ago · 17 km deep · 24 km away
  41. 2.613km SSE of Anza, CA · 15159 days ago · 12 km deep · 97 km away
  42. 1.72km NE of San Bernardino, CA · 15159 days ago · 9 km deep · 6 km away
  43. 2.014km SE of Anza, CA · 15159 days ago · 10 km deep · 99 km away
  44. 1.510km SSW of Idyllwild, CA · 15159 days ago · 14 km deep · 70 km away
  45. 1.79km NE of Pala, CA · 15158 days ago · 9 km deep · 80 km away
  46. 2.410km ENE of Desert Hot Springs, CA · 15158 days ago · 2 km deep · 86 km away
  47. 1.93km NE of Beaumont, CA · 15158 days ago · 11 km deep · 38 km away
  48. 1.56km NE of Pala, CA · 15158 days ago · 10 km deep · 81 km away
  49. 1.98km NE of Moreno Valley, CA · 15158 days ago · 15 km deep · 20 km away
  50. 1.510km ENE of Desert Hot Springs, CA · 15158 days ago · 3 km deep · 86 km away
  51. 1.86km S of Redlands, CA · 15157 days ago · 14 km deep · 17 km away
  52. 2.013km W of Anza, CA · 15157 days ago · 5 km deep · 76 km away
  53. 1.83km ESE of Cabazon, CA · 15157 days ago · 17 km deep · 56 km away
  54. 1.511km NE of Aguanga, CA · 15157 days ago · 0 km deep · 81 km away
  55. 1.66km NE of Cabazon, CA · 15157 days ago · 17 km deep · 57 km away
  56. 1.96km S of Redlands, CA · 15157 days ago · 14 km deep · 17 km away
  57. 1.711km W of Anza, CA · 15156 days ago · 3 km deep · 78 km away
  58. 1.510km W of Anza, CA · 15156 days ago · 4 km deep · 78 km away
  59. 2.44km N of Fontana, CA · 15156 days ago · 8 km deep · 13 km away
  60. 1.73km W of Calimesa, CA · 15156 days ago · 17 km deep · 25 km away

The first 60 of 172.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci60652. Read Tue, Sep 22, 2026, 10:55 AM UTC.