California earthquakes

M2.0 earthquake 1km SE of Norco, CA

A magnitude 2.0 earthquake struck 1km SE of Norco, CA on Wed, Jan 10, 1934, 2:47 PM GMT-8 (22:47 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M2.2 3km ENE of Norco, CA. This one was a foreshock.

Norco 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
2.0 (ml), micro
Local time
UTC
1934-01-10 22:47:23 UTC
Depth
9.0 km (5.6 mi), shallow
Epicenter
33.927° N, 117.542° 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 4.1 km horizontally, 31.6 km in depth
Magnitude uncertainty
±0.12
Depth from
Operator assigned
Station coverage gap
230°, poorly surrounded by stations
Stations used
3

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 69 in the 60 days after this one and 37 in the 30 days before it.

After

  1. 2.23km ENE of Norco, CA · 33858 days ago · 6 km deep · 2 km away
  2. 1.73km NNE of Claremont, CA · 33857 days ago · 6 km deep · 27 km away
  3. 1.96km NNW of Glen Avon, CA · 33857 days ago · 6 km deep · 15 km away
  4. 3.129km ESE of Avalon, CA · 33856 days ago · 6 km deep · 93 km away
  5. 2.03km S of Montclair, CA · 33856 days ago · 6 km deep · 19 km away
  6. 3.59km S of Idyllwild, CA · 33855 days ago · 6 km deep · 82 km away
  7. 2.74km ESE of Santa Monica, CA · 33855 days ago · 6 km deep · 85 km away
  8. 2.78km SSE of Seal Beach, CA · 33854 days ago · 6 km deep · 58 km away
  9. 2.42km NNE of Chino, CA · 33854 days ago · 6 km deep · 17 km away
  10. 1.78km S of Seal Beach, CA · 33853 days ago · 6 km deep · 58 km away
  11. 2.13km NNW of Costa Mesa, CA · 33853 days ago · 6 km deep · 44 km away
  12. 2.68km NE of Palm Springs, CA · 33853 days ago · 6 km deep · 99 km away
  13. 2.62km WSW of Upland, CA · 33852 days ago · 6 km deep · 21 km away
  14. 2.86km NW of Rancho Cucamonga, CA · 33852 days ago · 6 km deep · 27 km away
  15. 3.82km W of Upland, CA · 33851 days ago · 6 km deep · 22 km away
  16. 1.89km SW of Laguna Beach, CA · 33851 days ago · 6 km deep · 57 km away
  17. 2.017km NNE of Avalon, CA · 33851 days ago · 6 km deep · 82 km away
  18. 2.212km WSW of Dana Point, CA · 33850 days ago · 6 km deep · 60 km away
  19. 2.12km SSW of Santa Ana, CA · 33850 days ago · 6 km deep · 40 km away
  20. 2.33km E of Seal Beach, CA · 33849 days ago · 6 km deep · 54 km away
  21. 1.72km W of Glendora, CA · 33849 days ago · 6 km deep · 39 km away
  22. 2.14km SE of Huntington Beach, CA · 33849 days ago · 6 km deep · 49 km away
  23. 4.511 km WSW of Huntington Beach, California · 33848 days ago · 16 km deep · 63 km away
  24. 3.82km SE of Seal Beach, CA · 33848 days ago · 6 km deep · 56 km away
  25. 1.92km ESE of Lomita, CA · 33845 days ago · 6 km deep · 71 km away
  26. 2.54km WNW of Idyllwild, CA · 33845 days ago · 6 km deep · 74 km away
  27. 2.51km N of Inglewood, CA · 33843 days ago · 0 km deep · 74 km away
  28. 2.02km NE of Santa Ana, CA · 33843 days ago · 6 km deep · 36 km away
  29. 1.64km W of MacArthur Park, CA · 33842 days ago · 6 km deep · 73 km away
  30. 2.42km NNE of View Park-Windsor Hills, CA · 33842 days ago · 6 km deep · 74 km away
  31. 2.64km SSE of Westminster, CA · 33842 days ago · 6 km deep · 47 km away
  32. 1.55km NNE of Glendora, CA · 33841 days ago · 6 km deep · 39 km away
  33. 2.03km S of Highland, CA · 33840 days ago · 6 km deep · 36 km away
  34. 2.219km NNE of Avalon, CA · 33839 days ago · 6 km deep · 80 km away
  35. 2.32km ENE of Topanga, CA · 33838 days ago · 6 km deep · 98 km away
  36. 2.014km WNW of Adelanto, CA · 33837 days ago · 6 km deep · 79 km away
  37. 1.93km ESE of San Joaquin Hills, CA · 33837 days ago · 6 km deep · 44 km away
  38. 2.01km W of Upland, CA · 33836 days ago · 6 km deep · 22 km away
  39. 3.43km NW of Florence-Graham, CA · 33834 days ago · 0 km deep · 67 km away
  40. 2.59km N of Aguanga, CA · 33833 days ago · 6 km deep · 78 km away
  41. 2.016km SSE of San Pedro, CA · 33830 days ago · 6 km deep · 73 km away
  42. 2.321km S of San Pedro, CA · 33829 days ago · 6 km deep · 78 km away
  43. 1.93km S of Carson, CA · 33829 days ago · 6 km deep · 69 km away
  44. 2.817km NNE of Avalon, CA · 33828 days ago · 6 km deep · 81 km away
  45. 2.84km E of Ontario, CA · 33826 days ago · 0 km deep · 14 km away
  46. 2.17km E of Ontario, CA · 33825 days ago · 6 km deep · 15 km away
  47. 1.59km NNE of Lake View Terrace, CA · 33824 days ago · 6 km deep · 84 km away
  48. 2.97km ENE of North Tustin, CA · 33823 days ago · 6 km deep · 23 km away
  49. 2.22km WNW of Garden Grove, CA · 33823 days ago · 6 km deep · 44 km away
  50. 2.11km NNE of Rossmoor, CA · 33823 days ago · 6 km deep · 52 km away
  51. 3.07km NNW of Pala, CA · 33821 days ago · 6 km deep · 69 km away
  52. 2.61km ENE of Lomita, CA · 33820 days ago · 6 km deep · 72 km away
  53. 1.713km NW of Lake Los Angeles, CA · 33820 days ago · 6 km deep · 93 km away
  54. 2.25km WSW of Huntington Beach, CA · 33819 days ago · 6 km deep · 55 km away
  55. 2.32km ESE of Fontana, CA · 33818 days ago · 6 km deep · 21 km away
  56. 1.72km SSW of South Whittier, CA · 33811 days ago · 6 km deep · 47 km away
  57. 2.42km SE of Mead Valley, CA · 33811 days ago · 6 km deep · 27 km away
  58. 1.70km SSE of La Puente, CA · 33810 days ago · 6 km deep · 39 km away
  59. 2.16km NW of Glen Avon, CA · 33810 days ago · 6 km deep · 14 km away
  60. 2.120km WSW of Dana Point, CA · 33806 days ago · 6 km deep · 69 km away

The first 60 of 69.

Before

  1. 2.09km W of Corona, CA · 33859 days ago · 6 km deep · 12 km away
  2. 1.92km NE of Montclair, CA · 33859 days ago · 6 km deep · 22 km away
  3. 1.76km SE of Chino Hills, CA · 33859 days ago · 6 km deep · 16 km away
  4. 4.33km NNW of Upland, CA · 33859 days ago · 9 km deep · 24 km away
  5. 4.52 km NNE of Montclair, California · 33859 days ago · 16 km deep · 23 km away
  6. 1.94km NNE of Villa Park, CA · 33859 days ago · 6 km deep · 26 km away
  7. 2.33km SE of Long Beach, CA · 33860 days ago · 6 km deep · 57 km away
  8. 2.62km ESE of Montclair, CA · 33860 days ago · 6 km deep · 20 km away
  9. 1.89km SW of Newport Beach, CA · 33861 days ago · 6 km deep · 58 km away
  10. 2.16km W of Huntington Beach, CA · 33861 days ago · 6 km deep · 55 km away
  11. 2.04km ENE of Norco, CA · 33862 days ago · 6 km deep · 4 km away
  12. 2.825km ESE of Avalon, CA · 33863 days ago · 6 km deep · 92 km away
  13. 3.21km N of South Gate, CA · 33863 days ago · 7 km deep · 62 km away
  14. 2.08km SSW of San Pedro, CA · 33865 days ago · 6 km deep · 77 km away
  15. 2.05km WNW of Laguna Beach, CA · 33865 days ago · 6 km deep · 49 km away
  16. 2.25km SSW of Corona, CA · 33865 days ago · 6 km deep · 12 km away
  17. 2.13km SE of Huntington Beach, CA · 33865 days ago · 6 km deep · 49 km away
  18. 2.114km SSW of San Pedro, CA · 33867 days ago · 6 km deep · 82 km away
  19. 2.718km SSW of San Pedro, CA · 33867 days ago · 6 km deep · 83 km away
  20. 1.72km W of Laguna Niguel, CA · 33868 days ago · 6 km deep · 48 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3361813. Read Tue, Sep 22, 2026, 10:32 PM UTC.