California earthquakes

M1.8 earthquake 7km S of Mentone, CA

A magnitude 1.8 earthquake struck 7km S of Mentone, CA on Sat, Feb 8, 2003, 1:04 AM PST (09:04 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.0 6km N 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
1.8 (ML, local (Richter)), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
2003-02-08 09:04:25 UTC
Depth
10.1 km (6.3 mi), shallow
Epicenter
34.010° N, 117.126° 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 0.2 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.29
Depth from
From location
Station coverage gap
37°
Stations used
59

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 197 in the 60 days after this one and 103 in the 30 days before it.

After

  1. 1.821km ESE of Anza, CA · 8640 days ago · 8 km deep · 84 km away
  2. 1.625km NNW of Twentynine Palms, California · 8640 days ago · 5 km deep · 97 km away
  3. 1.715km SSE of Anza, CA · 8640 days ago · 6 km deep · 79 km away
  4. 1.79km NW of Yucca Valley, CA · 8639 days ago · 2 km deep · 59 km away
  5. 1.61km SE of Loma Linda, CA · 8638 days ago · 11 km deep · 13 km away
  6. 2.129km N of Yucca Valley, CA · 8638 days ago · 2 km deep · 73 km away
  7. 1.92km ENE of La Habra Heights, CA · 8638 days ago · 14 km deep · 74 km away
  8. 1.522km SSW of Ludlow, CA · 8638 days ago · 6 km deep · 100 km away
  9. 1.628km N of Yucca Valley, California · 8638 days ago · 9 km deep · 73 km away
  10. 1.529km N of Yucca Valley, California · 8637 days ago · 3 km deep · 75 km away
  11. 1.96km WNW of Fontana, CA · 8637 days ago · 17 km deep · 38 km away
  12. 1.610km SSW of Lucerne Valley, CA · 8637 days ago · -1 km deep · 40 km away
  13. 1.58km WSW of Big Bear Lake, CA · 8636 days ago · 8 km deep · 27 km away
  14. 2.010km SSW of Idyllwild, CA · 8635 days ago · 13 km deep · 51 km away
  15. 1.55km SE of Cabazon, California · 8635 days ago · 16 km deep · 37 km away
  16. 1.521km ESE of Anza, CA · 8635 days ago · 5 km deep · 84 km away
  17. 2.54km S of Morongo Valley, CA · 8634 days ago · 11 km deep · 50 km away
  18. 1.64km S of Morongo Valley, CA · 8634 days ago · 12 km deep · 50 km away
  19. 1.65km S of Morongo Valley, CA · 8634 days ago · 13 km deep · 51 km away
  20. 1.620km ESE of Anza, CA · 8634 days ago · 16 km deep · 83 km away
  21. 2.05km N of Yorba Linda, CA · 8634 days ago · 16 km deep · 64 km away
  22. 1.86km N of Yorba Linda, CA · 8633 days ago · 15 km deep · 63 km away
  23. 1.518km ESE of Anza, CA · 8633 days ago · 14 km deep · 81 km away
  24. 1.813km SSW of Big Bear Lake, CA · 8633 days ago · 9 km deep · 20 km away
  25. 2.02km ESE of Loma Linda, CA · 8633 days ago · 19 km deep · 12 km away
  26. 1.812km SE of Running Springs, CA · 8631 days ago · 6 km deep · 19 km away
  27. 2.37km SE of Valle Vista, CA · 8631 days ago · 15 km deep · 43 km away
  28. 1.718km NNW of Borrego Springs, CA · 8631 days ago · 13 km deep · 92 km away
  29. 1.86km SE of Valle Vista, CA · 8631 days ago · 17 km deep · 42 km away
  30. 1.86km E of Calimesa, CA · 8631 days ago · 15 km deep · 13 km away
  31. 1.59km SSW of Idyllwild, CA · 8630 days ago · 14 km deep · 51 km away
  32. 1.724km NNW of Twentynine Palms, California · 8630 days ago · 5 km deep · 98 km away
  33. 1.67km NW of Corona, CA · 8630 days ago · 5 km deep · 48 km away
  34. 2.04km NE of Rancho Cucamonga, CA · 8629 days ago · 13 km deep · 42 km away
  35. 2.815km NNW of Borrego Springs, CA · 8629 days ago · 12 km deep · 95 km away
  36. 1.629km NNW of Twentynine Palms, California · 8629 days ago · 7 km deep · 99 km away
  37. 1.618km ESE of Anza, CA · 8628 days ago · 15 km deep · 83 km away
  38. 1.63km S of Redlands, CA · 8628 days ago · 11 km deep · 6 km away
  39. 1.634km N of Yucca Valley, CA · 8628 days ago · 7 km deep · 74 km away
  40. 1.516km W of Morongo Valley, CA · 8627 days ago · 9 km deep · 35 km away
  41. 1.618km ESE of Anza, CA · 8627 days ago · 13 km deep · 82 km away
  42. 2.611km NNE of Cabazon, CA · 8627 days ago · 16 km deep · 34 km away
  43. 1.94km SSW of Idyllwild, CA · 8627 days ago · 18 km deep · 50 km away
  44. 2.00km S of Loma Linda, CA · 8627 days ago · 16 km deep · 13 km away
  45. 1.75km N of Fontana, CA · 8627 days ago · 9 km deep · 34 km away
  46. 1.710km SSW of Lucerne Valley, CA · 8627 days ago · 0 km deep · 41 km away
  47. 5.06km N of Big Bear City, CA · 8626 days ago · 6 km deep · 42 km away · felt by 6,899
  48. 4.06km N of Big Bear City, CA · 8626 days ago · 3 km deep · 42 km away · felt by 136
  49. 4.36km N of Big Bear City, CA · 8626 days ago · 3 km deep · 42 km away · felt by 101
  50. 3.76km N of Big Bear City, CA · 8626 days ago · 4 km deep · 42 km away
  51. 3.19km N of Big Bear City, CA · 8626 days ago · -2 km deep · 45 km away
  52. 2.46km N of Big Bear City, CA · 8626 days ago · 3 km deep · 42 km away
  53. 2.05km N of Big Bear City, California · 8626 days ago · 4 km deep · 42 km away
  54. 2.47km N of Big Bear City, California · 8626 days ago · 3 km deep · 43 km away
  55. 3.16km N of Big Bear City, CA · 8626 days ago · 3 km deep · 42 km away
  56. 4.07km N of Big Bear City, CA · 8626 days ago · 8 km deep · 43 km away
  57. 2.25km N of Big Bear City, California · 8626 days ago · 3 km deep · 42 km away
  58. 3.45km N of Big Bear City, CA · 8626 days ago · 4 km deep · 42 km away
  59. 1.56km N of Big Bear City, CA · 8626 days ago · 4 km deep · 43 km away
  60. 2.86km N of Big Bear City, CA · 8626 days ago · 2 km deep · 42 km away

The first 60 of 197.

Before

  1. 1.514km S of Big Bear Lake, CA · 8641 days ago · 8 km deep · 23 km away
  2. 1.614km NNE of Thousand Palms, CA · 8642 days ago · 8 km deep · 72 km away
  3. 2.314km NNE of Thousand Palms, CA · 8642 days ago · 9 km deep · 72 km away
  4. 2.69km SW of Corona, CA · 8642 days ago · 6 km deep · 51 km away
  5. 1.62km ENE of Anza, CA · 8642 days ago · 11 km deep · 66 km away
  6. 1.514km ESE of Anza, CA · 8642 days ago · 9 km deep · 79 km away
  7. 1.710km S of Idyllwild, CA · 8642 days ago · 14 km deep · 55 km away
  8. 1.718km ESE of Anza, CA · 8643 days ago · 13 km deep · 83 km away
  9. 1.618km ESE of Anza, CA · 8643 days ago · 13 km deep · 83 km away
  10. 1.618km ESE of Anza, CA · 8643 days ago · 14 km deep · 83 km away
  11. 1.75km N of Fontana, CA · 8643 days ago · 10 km deep · 34 km away
  12. 1.67km ESE of Moreno Valley, CA · 8643 days ago · 13 km deep · 11 km away
  13. 2.611km ESE of Anza, CA · 8643 days ago · 14 km deep · 76 km away
  14. 1.74km NNE of Moreno Valley, California · 8644 days ago · 13 km deep · 10 km away
  15. 1.72km SSE of Lake Henshaw, CA · 8644 days ago · 6 km deep · 94 km away
  16. 1.51km S of Loma Linda, CA · 8644 days ago · 17 km deep · 13 km away
  17. 1.75km NNE of Moreno Valley, California · 8645 days ago · 13 km deep · 9 km away
  18. 1.510km N of Running Springs, CA · 8645 days ago · 9 km deep · 32 km away
  19. 1.613km NNE of Cabazon, CA · 8645 days ago · 15 km deep · 36 km away
  20. 1.94km NNE of Moreno Valley, California · 8645 days ago · 13 km deep · 10 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci9886777. Read Mon, Oct 5, 2026, 2:39 PM UTC.