California earthquakes

M1.5 earthquake 9km SW of Corona, CA

A magnitude 1.5 earthquake struck 9km SW of Corona, CA on Tue, Apr 15, 2003, 6:58 PM PDT (01:58 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M3.1 5km 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
1.5 (Mh), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
2003-04-16 01:58:42 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
33.813° N, 117.636° 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
61°
Stations used
30

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 184 in the 60 days after this one and 125 in the 30 days before it.

After

  1. 2.42km ENE of Compton, CA · 8573 days ago · 14 km deep · 53 km away
  2. 1.712km NNE of Yucaipa, California · 8571 days ago · 2 km deep · 70 km away
  3. 1.65km ESE of Valle Vista, CA · 8571 days ago · 16 km deep · 74 km away
  4. 1.59km N of Anza, CA · 8571 days ago · 16 km deep · 89 km away
  5. 1.75km NE of Beaumont, CA · 8571 days ago · 17 km deep · 67 km away
  6. 1.75km NNE of Big Bear City, CA · 8570 days ago · 6 km deep · 92 km away
  7. 1.65km WNW of Calimesa, CA · 8570 days ago · 13 km deep · 53 km away
  8. 1.73km WSW of Willowbrook, California · 8570 days ago · 16 km deep · 61 km away
  9. 1.51km ENE of Loma Linda, CA · 8570 days ago · 12 km deep · 44 km away
  10. 1.75km N of Big Bear City, CA · 8570 days ago · 3 km deep · 91 km away
  11. 2.03km S of Fountain Valley, CA · 8569 days ago · 6 km deep · 33 km away
  12. 1.75km N of Big Bear City, CA · 8569 days ago · 4 km deep · 91 km away
  13. 1.92km E of Granada Hills, CA · 8569 days ago · 14 km deep · 93 km away
  14. 1.74km E of Big Bear City, California · 8568 days ago · 6 km deep · 92 km away
  15. 1.88km WNW of Palos Verdes Estates, California · 8568 days ago · 6 km deep · 77 km away
  16. 1.98km SW of Morongo Valley, CA · 8568 days ago · 14 km deep · 93 km away
  17. 1.621km SSW of Seal Beach, California · 8568 days ago · 6 km deep · 57 km away
  18. 2.511km NE of Big Bear City, CA · 8567 days ago · 1 km deep · 99 km away
  19. 2.51km NW of El Segundo, CA · 8566 days ago · 7 km deep · 74 km away
  20. 1.54km N of Big Bear City, CA · 8566 days ago · 3 km deep · 92 km away
  21. 2.19km NNE of Cabazon, CA · 8566 days ago · 17 km deep · 83 km away
  22. 1.78km NNW of Anza, CA · 8565 days ago · 14 km deep · 89 km away
  23. 1.78km E of Temecula, CA · 8565 days ago · 5 km deep · 65 km away
  24. 2.19km NNE of Cabazon, CA · 8565 days ago · 16 km deep · 83 km away
  25. 1.74km NE of Yorba Linda, CA · 8564 days ago · 10 km deep · 17 km away
  26. 1.75km N of Big Bear City, CA · 8564 days ago · 4 km deep · 91 km away
  27. 1.78km SW of Calimesa, CA · 8563 days ago · 17 km deep · 49 km away
  28. 1.65km N of Big Bear City, CA · 8563 days ago · 4 km deep · 91 km away
  29. 2.06km N of Big Bear City, CA · 8562 days ago · 3 km deep · 91 km away
  30. 1.92km SW of San Bernardino, CA · 8562 days ago · 14 km deep · 45 km away
  31. 1.80km S of El Monte, CA · 8562 days ago · 7 km deep · 46 km away
  32. 1.63km SSE of Redlands, CA · 8562 days ago · 14 km deep · 49 km away
  33. 1.97km SSW of Anza, CA · 8562 days ago · 13 km deep · 93 km away
  34. 1.75km N of Big Bear City, CA · 8562 days ago · 4 km deep · 91 km away
  35. 1.61km S of El Monte, CA · 8562 days ago · 7 km deep · 46 km away
  36. 1.89km NNE of Banning, CA · 8562 days ago · 12 km deep · 77 km away
  37. 1.72km SW of Loma Linda, CA · 8561 days ago · 17 km deep · 42 km away
  38. 1.69km SSW of Idyllwild, CA · 8560 days ago · 15 km deep · 85 km away
  39. 1.72km WNW of North Hollywood, CA · 8560 days ago · 9 km deep · 81 km away
  40. 1.510km SSW of Lucerne Valley, CA · 8559 days ago · -1 km deep · 83 km away
  41. 1.96km SSW of Devore, CA · 8558 days ago · 10 km deep · 44 km away
  42. 1.84km WNW of Van Nuys, CA · 8557 days ago · 16 km deep · 90 km away
  43. 1.54km NNE of Walnut, CA · 8557 days ago · 11 km deep · 33 km away
  44. 1.74km NE of Yorba Linda, CA · 8557 days ago · 11 km deep · 17 km away
  45. 2.45km NE of Yorba Linda, CA · 8557 days ago · 12 km deep · 17 km away
  46. 1.711km NE of Big Bear City, CA · 8557 days ago · 2 km deep · 99 km away
  47. 1.612km SSW of Big Bear Lake, CA · 8557 days ago · 7 km deep · 72 km away
  48. 1.512km SSW of Big Bear Lake, CA · 8556 days ago · 10 km deep · 72 km away
  49. 2.83km WSW of Calimesa, CA · 8556 days ago · 15 km deep · 54 km away
  50. 1.62km S of Loma Linda, California · 8555 days ago · 17 km deep · 43 km away
  51. 1.57km N of Big Bear City, CA · 8555 days ago · 5 km deep · 93 km away
  52. 1.54km S of Idyllwild, CA · 8555 days ago · 17 km deep · 85 km away
  53. 1.710km SSW of Idyllwild, CA · 8555 days ago · 13 km deep · 82 km away
  54. 1.79km ESE of Big Bear City, CA · 8554 days ago · 7 km deep · 93 km away
  55. 2.08km NNE of Banning, CA · 8554 days ago · 18 km deep · 77 km away
  56. 1.85km NNW of Big Bear City, CA · 8554 days ago · 5 km deep · 89 km away
  57. 1.52km ENE of Culver City, CA · 8552 days ago · 9 km deep · 72 km away
  58. 1.57km SW of Lytle Creek, California · 8552 days ago · 6 km deep · 46 km away
  59. 1.71km SSW of Loma Linda, CA · 8552 days ago · 17 km deep · 42 km away
  60. 2.011km E of Yucaipa, CA · 8551 days ago · 11 km deep · 70 km away

The first 60 of 184.

Before

  1. 1.74km N of Big Bear City, California · 8573 days ago · 6 km deep · 90 km away
  2. 1.85km N of Big Bear City, California · 8573 days ago · 3 km deep · 92 km away
  3. 1.82km SE of Paramount, CA · 8574 days ago · 13 km deep · 48 km away
  4. 1.82km WSW of Loma Linda, CA · 8575 days ago · 16 km deep · 42 km away
  5. 1.64km N of Big Bear City, California · 8575 days ago · 4 km deep · 92 km away
  6. 1.610km SSW of Idyllwild, CA · 8575 days ago · 15 km deep · 85 km away
  7. 2.01km NNE of Compton, CA · 8575 days ago · 5 km deep · 55 km away
  8. 2.21km NNW of Compton, CA · 8575 days ago · 14 km deep · 55 km away
  9. 3.10km NE of Compton, CA · 8575 days ago · 14 km deep · 54 km away · felt by 526
  10. 1.912km NNE of Yucaipa, CA · 8575 days ago · 11 km deep · 69 km away
  11. 1.54km E of Anza, CA · 8575 days ago · 5 km deep · 98 km away
  12. 1.56km SSW of Redlands, CA · 8575 days ago · 16 km deep · 46 km away
  13. 1.63km SSW of Loma Linda, CA · 8576 days ago · 17 km deep · 41 km away
  14. 1.76km NNW of Cabazon, California · 8576 days ago · 18 km deep · 78 km away
  15. 1.510km W of Aguanga, CA · 8576 days ago · 12 km deep · 74 km away
  16. 2.614km S of Big Bear Lake, CA · 8577 days ago · 2 km deep · 75 km away
  17. 1.75km N of Big Bear City, CA · 8577 days ago · 4 km deep · 91 km away
  18. 1.61km NNE of Colton, CA · 8578 days ago · 17 km deep · 43 km away
  19. 1.95km N of Big Bear City, CA · 8578 days ago · 4 km deep · 91 km away
  20. 1.95km N of Big Bear City, CA · 8578 days ago · 4 km deep · 91 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci9908033. Read Mon, Oct 5, 2026, 8:01 AM UTC.