California earthquakes

M2.0 earthquake 3km ENE of Colton, CA

A magnitude 2.0 earthquake struck 3km ENE of Colton, CA on Sun, Sep 6, 1981, 4:23 AM PDT (11:23 UTC), 14 km (9 mi) below the surface.

A larger quake followed: M2.4 11km NE of Aguanga, 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
2.0 (mc), micro
Local time
UTC
1981-09-06 11:23:02 UTC
Depth
14.1 km (8.7 mi), shallow
Epicenter
34.089° N, 117.283° 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.

Location uncertainty
About 0.3 km horizontally, 0.5 km in depth
Depth from
From location
Station coverage gap
47°
Stations used
49

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 150 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 2.411km NE of Aguanga, CA · 16450 days ago · 4 km deep · 79 km away
  2. 1.811km NW of Lake Los Angeles, CA · 16449 days ago · -1 km deep · 87 km away
  3. 1.53km NNE of Claremont, CA · 16449 days ago · 3 km deep · 40 km away
  4. 1.522km N of Yucca Valley, CA · 16448 days ago · -1 km deep · 79 km away
  5. 2.53km NNE of Lytle Creek, CA · 16448 days ago · 10 km deep · 29 km away
  6. 2.814km W of Morongo Valley, CA · 16448 days ago · 9 km deep · 51 km away
  7. 1.63km ENE of Lake Arrowhead, CA · 16448 days ago · 5 km deep · 22 km away
  8. 2.05km NNE of San Bernardino, CA · 16447 days ago · 0 km deep · 9 km away
  9. 2.210km ENE of Aguanga, CA · 16447 days ago · 3 km deep · 81 km away
  10. 2.32km ENE of Newport Beach, CA · 16447 days ago · 14 km deep · 77 km away
  11. 2.76km SE of Temecula, CA · 16447 days ago · 7 km deep · 73 km away
  12. 3.54km NE of San Bernardino, CA · 16446 days ago · 8 km deep · 8 km away
  13. 1.94km NE of San Bernardino, CA · 16446 days ago · 5 km deep · 7 km away
  14. 1.54km NNE of San Bernardino, CA · 16446 days ago · 1 km deep · 8 km away
  15. 1.53km NE of San Bernardino, CA · 16445 days ago · 2 km deep · 7 km away
  16. 1.710km NNW of Anza, CA · 16445 days ago · 15 km deep · 74 km away
  17. 2.94km NE of San Bernardino, CA · 16445 days ago · 2 km deep · 7 km away
  18. 1.93km NE of San Bernardino, CA · 16445 days ago · 2 km deep · 7 km away
  19. 2.44km NW of Redlands, CA · 16445 days ago · 8 km deep · 7 km away
  20. 1.66km W of Desert Hot Springs, CA · 16445 days ago · 10 km deep · 68 km away
  21. 2.44km NNE of San Bernardino, CA · 16445 days ago · 3 km deep · 8 km away
  22. 2.15km NNE of San Bernardino, CA · 16445 days ago · 1 km deep · 9 km away
  23. 2.56km SE of Temecula, CA · 16445 days ago · 6 km deep · 73 km away
  24. 1.54km SE of Temecula, CA · 16445 days ago · 7 km deep · 71 km away
  25. 1.64km NE of San Bernardino, CA · 16444 days ago · 8 km deep · 8 km away
  26. 1.94km NE of San Bernardino, CA · 16444 days ago · 2 km deep · 8 km away
  27. 2.64km NNE of San Bernardino, CA · 16444 days ago · 5 km deep · 8 km away
  28. 2.06km SE of Temecula, CA · 16444 days ago · 8 km deep · 73 km away
  29. 1.89km E of Cabazon, CA · 16444 days ago · 15 km deep · 58 km away
  30. 2.54km NE of San Bernardino, CA · 16444 days ago · 1 km deep · 8 km away
  31. 1.719km SW of Newport Beach, CA · 16443 days ago · 5 km deep · 98 km away
  32. 2.95km NE of San Bernardino, CA · 16443 days ago · 4 km deep · 9 km away
  33. 2.75km NNE of San Bernardino, CA · 16443 days ago · 1 km deep · 9 km away
  34. 2.15km NNE of San Bernardino, CA · 16443 days ago · 4 km deep · 9 km away
  35. 1.98km NE of San Jacinto, CA · 16443 days ago · 12 km deep · 45 km away
  36. 2.55km NE of San Bernardino, CA · 16442 days ago · 1 km deep · 8 km away
  37. 2.710km NE of Lake Arrowhead, CA · 16442 days ago · 3 km deep · 30 km away
  38. 1.96km WSW of Morongo Valley, CA · 16442 days ago · 11 km deep · 59 km away
  39. 1.77km NNE of Cabazon, CA · 16439 days ago · 7 km deep · 50 km away
  40. 1.520km ESE of Anza, CA · 16439 days ago · 20 km deep · 99 km away
  41. 1.65km S of Idyllwild, CA · 16439 days ago · 16 km deep · 67 km away
  42. 1.518km NNW of Joshua Tree, CA · 16438 days ago · 9 km deep · 86 km away
  43. 1.611km NE of Aguanga, CA · 16437 days ago · 3 km deep · 79 km away
  44. 2.423km N of Yucca Valley, CA · 16437 days ago · 0 km deep · 81 km away
  45. 2.38km E of Yorba Linda, CA · 16436 days ago · 5 km deep · 46 km away
  46. 1.72km SW of Irvine, CA · 16435 days ago · 4 km deep · 67 km away
  47. 2.12km ESE of Costa Mesa, CA · 16435 days ago · 5 km deep · 73 km away
  48. 1.74km NW of San Joaquin Hills, CA · 16435 days ago · 3 km deep · 74 km away
  49. 1.71km WSW of Silver Lake, CA · 16434 days ago · 6 km deep · 92 km away
  50. 2.25km NNE of San Bernardino, CA · 16434 days ago · 1 km deep · 9 km away
  51. 3.310km NNE of Banning, CA · 16433 days ago · 21 km deep · 41 km away
  52. 1.513km SE of Anza, CA · 16433 days ago · 8 km deep · 94 km away
  53. 1.810km ENE of Aguanga, CA · 16432 days ago · 3 km deep · 82 km away
  54. 1.610km NNE of Banning, CA · 16432 days ago · 19 km deep · 41 km away
  55. 1.53km ENE of Muscoy, CA · 16432 days ago · 8 km deep · 9 km away
  56. 2.010km NE of Aguanga, CA · 16432 days ago · 4 km deep · 81 km away
  57. 1.66km NNW of Lytle Creek, CA · 16432 days ago · 14 km deep · 33 km away
  58. 2.17km SE of Temecula, CA · 16431 days ago · 8 km deep · 73 km away
  59. 2.66km SE of Temecula, CA · 16431 days ago · 7 km deep · 73 km away
  60. 3.36km SE of Temecula, CA · 16431 days ago · 7 km deep · 73 km away

The first 60 of 150.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci522621. Read Tue, Sep 22, 2026, 11:25 PM UTC.