California earthquakes

M1.5 earthquake 10km SW of Corona, CA

A magnitude 1.5 earthquake struck 10km SW of Corona, CA on Sun, Jan 17, 2021, 7:34 AM PST (15:34 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M3.5 2km W of Willowbrook, 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 (ML, local (Richter)), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
2021-01-17 15:34:29 UTC
Depth
6.8 km (4.2 mi), shallow
Epicenter
33.803° N, 117.646° 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, 0.5 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
38°
Stations used
44

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 110 in the 60 days after this one and 62 in the 30 days before it.

After

  1. 1.75km W of Morongo Valley, CA · 2085 days ago · 12 km deep · 97 km away
  2. 1.84km SE of Loma Linda, CA · 2084 days ago · 16 km deep · 45 km away
  3. 1.67km NW of Big Bear Lake, CA · 2083 days ago · 3 km deep · 82 km away
  4. 2.222km SSE of San Pedro, CA · 2083 days ago · 6 km deep · 60 km away · felt by 2
  5. 3.52km W of Willowbrook, CA · 2083 days ago · 20 km deep · 59 km away · felt by 1,573
  6. 1.72km W of Willowbrook, CA · 2082 days ago · 19 km deep · 59 km away
  7. 1.98km NE of Yucaipa, CA · 2081 days ago · 2 km deep · 69 km away · felt by 2
  8. 2.42km NNW of Lakeland Village, CA · 2081 days ago · 5 km deep · 31 km away · felt by 17
  9. 1.83km W of Lake Elsinore, CA · 2081 days ago · 5 km deep · 31 km away
  10. 2.13km NNW of Lakeland Village, CA · 2081 days ago · 5 km deep · 31 km away · felt by 8
  11. 2.23km NNW of Lakeland Village, CA · 2081 days ago · 5 km deep · 31 km away · felt by 9
  12. 2.13km NNW of Lakeland Village, CA · 2081 days ago · 5 km deep · 31 km away · felt by 6
  13. 1.68km NNW of Cabazon, CA · 2080 days ago · 14 km deep · 78 km away
  14. 1.512km ENE of Trabuco Canyon, CA · 2080 days ago · 12 km deep · 18 km away · felt by 1
  15. 1.75km WSW of Lytle Creek, CA · 2079 days ago · 7 km deep · 49 km away
  16. 1.73km W of Calimesa, CA · 2078 days ago · 16 km deep · 56 km away
  17. 2.214km NNE of Glendora, CA · 2077 days ago · 13 km deep · 51 km away
  18. 3.126km WSW of Carlsbad, CA · 2077 days ago · 14 km deep · 79 km away · felt by 29
  19. 2.126km WSW of Carlsbad, CA · 2077 days ago · 12 km deep · 80 km away
  20. 1.57km ENE of Running Springs, CA · 2077 days ago · 2 km deep · 73 km away
  21. 1.66km NE of Moreno Valley, CA · 2077 days ago · 17 km deep · 46 km away
  22. 1.925km WSW of Carlsbad, CA · 2076 days ago · 3 km deep · 78 km away
  23. 1.61km E of Rolling Hills, CA · 2075 days ago · 14 km deep · 65 km away
  24. 1.79km S of Idyllwild, CA · 2074 days ago · 14 km deep · 86 km away
  25. 1.68km SW of Morongo Valley, CA · 2073 days ago · 10 km deep · 94 km away
  26. 1.79km SE of Valle Vista, CA · 2073 days ago · 16 km deep · 77 km away
  27. 1.814km S of Big Bear Lake, CA · 2071 days ago · 7 km deep · 76 km away
  28. 1.67km NNE of Moreno Valley, CA · 2070 days ago · 15 km deep · 45 km away
  29. 2.013km WNW of Anza, CA · 2070 days ago · 7 km deep · 81 km away
  30. 1.98km SSE of Redlands, CA · 2068 days ago · 14 km deep · 50 km away
  31. 1.86km SW of Idyllwild, CA · 2068 days ago · 17 km deep · 82 km away
  32. 1.89km NE of Aguanga, CA · 2067 days ago · 3 km deep · 87 km away
  33. 1.68km NE of Aguanga, CA · 2066 days ago · 4 km deep · 86 km away
  34. 1.86km W of Palomar Observatory, CA · 2066 days ago · 5 km deep · 83 km away
  35. 2.14km E of Cabazon, CA · 2065 days ago · 12 km deep · 85 km away · felt by 1
  36. 1.56km ENE of Anza, CA · 2064 days ago · 13 km deep · 98 km away
  37. 1.519km S of Las Flores, CA · 2064 days ago · 2 km deep · 92 km away
  38. 1.611km WNW of Corona, CA · 2063 days ago · 7 km deep · 10 km away
  39. 2.36km SW of Idyllwild, CA · 2063 days ago · 17 km deep · 82 km away
  40. 2.47km SSW of Idyllwild, CA · 2063 days ago · 17 km deep · 85 km away · felt by 4
  41. 1.67km SSE of Banning, CA · 2062 days ago · 11 km deep · 75 km away
  42. 2.414km WNW of Anza, CA · 2060 days ago · 6 km deep · 81 km away · felt by 1
  43. 1.67km ESE of Yorba Linda, CA · 2059 days ago · 8 km deep · 12 km away
  44. 2.617km S of San Pedro, CA · 2059 days ago · 2 km deep · 65 km away · felt by 16
  45. 2.017km SE of Big Bear City, CA · 2058 days ago · 7 km deep · 93 km away · felt by 1
  46. 2.17km N of Fontana, CA · 2057 days ago · 12 km deep · 43 km away
  47. 1.613km WNW of Anza, CA · 2057 days ago · 7 km deep · 81 km away
  48. 1.716km SE of Big Bear City, CA · 2057 days ago · 7 km deep · 94 km away
  49. 1.76km S of Loma Linda, CA · 2057 days ago · 14 km deep · 42 km away
  50. 1.63km S of Loma Linda, CA · 2054 days ago · 11 km deep · 44 km away
  51. 1.617km SE of Big Bear City, CA · 2053 days ago · 7 km deep · 94 km away · felt by 4
  52. 1.617km SE of Big Bear City, CA · 2053 days ago · 8 km deep · 93 km away
  53. 1.519km S of Malibu Beach, CA · 2051 days ago · 11 km deep · 94 km away
  54. 1.63km WSW of Redlands, CA · 2051 days ago · 14 km deep · 48 km away
  55. 1.71km ESE of Loma Linda, CA · 2051 days ago · 16 km deep · 45 km away
  56. 1.917km SE of Big Bear City, CA · 2050 days ago · 8 km deep · 94 km away
  57. 3.29km NNW of Cabazon, CA · 2050 days ago · 10 km deep · 80 km away · felt by 95
  58. 2.113km NNE of Cabazon, CA · 2046 days ago · 17 km deep · 88 km away
  59. 1.817km SE of Big Bear City, CA · 2046 days ago · 6 km deep · 94 km away
  60. 1.82km SSW of Sylmar, CA · 2045 days ago · 10 km deep · 92 km away

The first 60 of 110.

Before

  1. 1.96km W of Palomar Observatory, CA · 2086 days ago · 6 km deep · 83 km away
  2. 1.618km SSE of Big Bear Lake, CA · 2086 days ago · 3 km deep · 80 km away
  3. 1.65km E of Lake Arrowhead, CA · 2087 days ago · 6 km deep · 69 km away
  4. 1.618km SSE of Big Bear Lake, CA · 2088 days ago · 3 km deep · 80 km away
  5. 2.018km SSE of Big Bear Lake, CA · 2088 days ago · 3 km deep · 80 km away · felt by 3
  6. 1.83km NNW of Loma Linda, CA · 2088 days ago · 17 km deep · 45 km away
  7. 1.94km WNW of Yucaipa, CA · 2089 days ago · 9 km deep · 58 km away
  8. 2.04km ESE of Mentone, CA · 2091 days ago · 13 km deep · 58 km away
  9. 1.66km SSE of Loma Linda, CA · 2092 days ago · 17 km deep · 44 km away
  10. 1.77km SSW of Cabazon, CA · 2092 days ago · 14 km deep · 76 km away
  11. 1.95km SSW of Redlands, CA · 2092 days ago · 9 km deep · 47 km away
  12. 2.18km NE of Aguanga, CA · 2093 days ago · 3 km deep · 86 km away
  13. 2.45km SSW of Redlands, CA · 2093 days ago · 9 km deep · 47 km away · felt by 3
  14. 1.62km WNW of Beaumont, CA · 2094 days ago · 16 km deep · 62 km away
  15. 1.64km NNE of Banning, CA · 2094 days ago · 18 km deep · 75 km away
  16. 1.74km SSW of Calimesa, CA · 2094 days ago · 9 km deep · 56 km away
  17. 1.88km WNW of Lake Henshaw, CA · 2094 days ago · 14 km deep · 96 km away · felt by 1
  18. 2.15km W of Devore, CA · 2095 days ago · 13 km deep · 50 km away
  19. 2.08km E of Yorba Linda, CA · 2095 days ago · 5 km deep · 13 km away · felt by 4
  20. 1.58km ENE of Aguanga, CA · 2095 days ago · 4 km deep · 87 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci39759944. Read Sun, Oct 4, 2026, 4:42 AM UTC.