California earthquakes

M2.1 earthquake 3km N of Colton, CA

A magnitude 2.1 earthquake struck 3km N of Colton, CA on Sat, Jul 13, 1985, 7:22 AM PDT (14:22 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M4.0 33km ENE of Big Bear City, CA. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
2.1 (Mc), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1985-07-13 14:22:00 UTC
Depth
15.2 km (9.4 mi), shallow
Epicenter
34.098° N, 117.316° 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
40°
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: 179 in the 60 days after this one and 173 in the 30 days before it.

After

  1. 2.112km NNW of Fallbrook, CA · 15056 days ago · 10 km deep · 69 km away
  2. 2.915km NE of Lucerne Valley, CA · 15056 days ago · 4 km deep · 65 km away
  3. 1.75km NNW of Fontana, CA · 15056 days ago · 4 km deep · 16 km away
  4. 1.89km SSW of Idyllwild, CA · 15056 days ago · 10 km deep · 71 km away
  5. 1.52km WSW of Yucaipa, CA · 15055 days ago · 18 km deep · 25 km away
  6. 1.732km NE of Big Bear City, CA · 15055 days ago · -1 km deep · 79 km away
  7. 2.033km NE of Big Bear City, CA · 15055 days ago · 0 km deep · 80 km away
  8. 2.115km NE of Lucerne Valley, CA · 15055 days ago · -2 km deep · 65 km away
  9. 2.016km NE of Lucerne Valley, CA · 15055 days ago · 4 km deep · 66 km away
  10. 1.68km SW of Idyllwild, CA · 15055 days ago · 16 km deep · 66 km away
  11. 1.633km NE of Big Bear City, CA · 15055 days ago · 5 km deep · 80 km away
  12. 2.216km NE of Lucerne Valley, CA · 15055 days ago · 4 km deep · 66 km away
  13. 2.115km NE of Lucerne Valley, CA · 15055 days ago · -1 km deep · 65 km away
  14. 1.79km SW of Idyllwild, CA · 15055 days ago · 16 km deep · 66 km away
  15. 2.016km NE of Lucerne Valley, CA · 15055 days ago · -1 km deep · 66 km away
  16. 1.56km NE of Anza, CA · 15055 days ago · 12 km deep · 84 km away
  17. 2.716km NE of Lucerne Valley, CA · 15055 days ago · -2 km deep · 66 km away
  18. 1.816km NE of Lucerne Valley, CA · 15055 days ago · -1 km deep · 66 km away
  19. 2.834km ENE of Big Bear City, CA · 15054 days ago · 0 km deep · 80 km away
  20. 1.732km NE of Big Bear City, CA · 15054 days ago · 0 km deep · 79 km away
  21. 2.015km NE of Lucerne Valley, CA · 15054 days ago · -1 km deep · 65 km away
  22. 1.834km ENE of Big Bear City, CA · 15054 days ago · 0 km deep · 80 km away
  23. 1.79km NNW of Morongo Valley, CA · 15054 days ago · 3 km deep · 65 km away
  24. 1.69km NNW of Morongo Valley, CA · 15054 days ago · 3 km deep · 64 km away
  25. 1.632km ENE of Big Bear City, CA · 15054 days ago · 4 km deep · 78 km away
  26. 2.08km SW of Morongo Valley, CA · 15053 days ago · 11 km deep · 64 km away
  27. 1.89km SE of Valle Vista, CA · 15053 days ago · 13 km deep · 64 km away
  28. 1.72km NE of Loma Linda, CA · 15053 days ago · 5 km deep · 8 km away
  29. 2.533km NE of Big Bear City, CA · 15053 days ago · 4 km deep · 79 km away
  30. 2.216km NE of Lucerne Valley, CA · 15053 days ago · -1 km deep · 65 km away
  31. 2.416km NE of Lucerne Valley, CA · 15053 days ago · -1 km deep · 66 km away
  32. 3.816km NE of Lucerne Valley, CA · 15053 days ago · -2 km deep · 66 km away
  33. 2.315km NE of Lucerne Valley, CA · 15053 days ago · 0 km deep · 65 km away
  34. 2.217km NE of Lucerne Valley, CA · 15053 days ago · 0 km deep · 67 km away
  35. 1.816km NE of Lucerne Valley, CA · 15053 days ago · -1 km deep · 66 km away
  36. 1.615km NE of Lucerne Valley, CA · 15053 days ago · 4 km deep · 65 km away
  37. 1.815km NE of Lucerne Valley, CA · 15053 days ago · 4 km deep · 65 km away
  38. 1.714km NE of Lucerne Valley, CA · 15053 days ago · 0 km deep · 64 km away
  39. 1.816km NE of Lucerne Valley, CA · 15053 days ago · 4 km deep · 66 km away
  40. 2.515km NE of Lucerne Valley, CA · 15053 days ago · 4 km deep · 65 km away
  41. 2.516km NE of Lucerne Valley, CA · 15053 days ago · 4 km deep · 65 km away
  42. 1.89km NE of Running Springs, CA · 15053 days ago · 5 km deep · 32 km away
  43. 2.316km NE of Lucerne Valley, CA · 15052 days ago · 4 km deep · 66 km away
  44. 2.934km ENE of Big Bear City, CA · 15052 days ago · 5 km deep · 80 km away
  45. 2.533km ENE of Big Bear City, CA · 15052 days ago · 5 km deep · 79 km away
  46. 1.833km ENE of Big Bear City, CA · 15052 days ago · 5 km deep · 80 km away
  47. 2.834km ENE of Big Bear City, CA · 15052 days ago · 5 km deep · 80 km away
  48. 2.434km NE of Big Bear City, CA · 15052 days ago · 0 km deep · 81 km away
  49. 1.717km NE of Lucerne Valley, CA · 15052 days ago · 1 km deep · 67 km away
  50. 1.915km NE of Lucerne Valley, CA · 15052 days ago · -2 km deep · 65 km away
  51. 1.913km NNE of Running Springs, CA · 15052 days ago · 10 km deep · 34 km away
  52. 1.830km ENE of Big Bear City, CA · 15052 days ago · 4 km deep · 77 km away
  53. 2.133km ENE of Big Bear City, CA · 15052 days ago · 5 km deep · 80 km away
  54. 1.533km NE of Big Bear City, CA · 15052 days ago · 0 km deep · 79 km away
  55. 1.916km NE of Lucerne Valley, CA · 15052 days ago · 4 km deep · 66 km away
  56. 1.816km NE of Lucerne Valley, CA · 15052 days ago · 4 km deep · 67 km away
  57. 1.89km W of Anza, CA · 15052 days ago · 3 km deep · 79 km away
  58. 1.84km WSW of Joshua Tree, CA · 15052 days ago · 0 km deep · 88 km away
  59. 2.333km NE of Big Bear City, CA · 15052 days ago · 5 km deep · 79 km away
  60. 2.433km NE of Big Bear City, CA · 15052 days ago · 5 km deep · 79 km away

The first 60 of 179.

Before

  1. 1.85km NE of Anza, CA · 15056 days ago · 11 km deep · 84 km away
  2. 1.72km S of Loma Linda, CA · 15056 days ago · 14 km deep · 9 km away
  3. 2.54km S of Hollywood, CA · 15056 days ago · 3 km deep · 93 km away
  4. 1.611km E of Desert Hot Springs, CA · 15057 days ago · 2 km deep · 88 km away
  5. 1.81km SSE of Devore, CA · 15057 days ago · 3 km deep · 15 km away
  6. 2.06km SW of Morongo Valley, CA · 15057 days ago · 9 km deep · 65 km away
  7. 1.510km SSW of Morongo Valley, CA · 15057 days ago · 12 km deep · 64 km away
  8. 1.810km SW of Morongo Valley, CA · 15057 days ago · 12 km deep · 63 km away
  9. 1.72km N of Colton, CA · 15057 days ago · 13 km deep · 1 km away
  10. 2.311km W of Anza, CA · 15057 days ago · 4 km deep · 79 km away
  11. 1.65km ESE of Wrightwood, CA · 15057 days ago · 5 km deep · 36 km away
  12. 1.610km ESE of Lucerne Valley, CA · 15057 days ago · 5 km deep · 53 km away
  13. 2.08km N of Big Bear City, CA · 15058 days ago · 4 km deep · 51 km away
  14. 1.52km S of Banning, CA · 15058 days ago · 13 km deep · 45 km away
  15. 1.79km NNE of Banning, CA · 15058 days ago · 13 km deep · 46 km away
  16. 1.64km SE of Pearblossum, CA · 15059 days ago · 3 km deep · 67 km away
  17. 1.64km SSE of Pearblossum, CA · 15059 days ago · 5 km deep · 67 km away
  18. 1.64km SSE of Pearblossum, CA · 15059 days ago · 5 km deep · 67 km away
  19. 2.17km NW of San Jacinto, CA · 15059 days ago · 11 km deep · 41 km away
  20. 2.016km E of Boron, CA · 15059 days ago · 5 km deep · 100 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci70397. Read Fri, Oct 2, 2026, 2:58 PM UTC.