California earthquakes

M1.6 earthquake 11km WSW of Heber, CA

A magnitude 1.6 earthquake struck 11km WSW of Heber, CA on Wed, Mar 20, 2002, 11:26 PM PST (07:26 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M4.1 16km SSE of Estacion Coahuila, B.C., MX. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.6 (ML, local (Richter)), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
2002-03-21 07:26:06 UTC
Depth
13.4 km (8.3 mi), shallow
Epicenter
32.695° N, 115.638° 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 1.1 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.35
Depth from
From location
Station coverage gap
201°, poorly surrounded by stations
Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 181 in the 60 days after this one and at least 200 in the 30 days before it.

After

  1. 2.818km W of Delta, B.C., MX · 8963 days ago · -1 km deep · 47 km away
  2. 2.016km SSE of Ocotillo Wells, CA · 8963 days ago · 5 km deep · 54 km away
  3. 2.42km SE of Heber, CA · 8962 days ago · 17 km deep · 12 km away
  4. 1.66km SW of Salton City, CA · 8962 days ago · 4 km deep · 72 km away
  5. 2.610km NE of Delta, B.C., MX · 8961 days ago · 7 km deep · 59 km away
  6. 2.010km NE of Delta, B.C., MX · 8961 days ago · 7 km deep · 60 km away
  7. 2.711km WSW of Delta, B.C., MX · 8961 days ago · 7 km deep · 52 km away
  8. 2.52km E of Delta, B.C., MX · 8961 days ago · 7 km deep · 58 km away
  9. 1.68km SSW of Borrego Springs, CA · 8960 days ago · 12 km deep · 90 km away
  10. 1.98km SSW of Borrego Springs, CA · 8960 days ago · 13 km deep · 90 km away
  11. 2.113km WSW of Delta, B.C., MX · 8960 days ago · 7 km deep · 53 km away
  12. 2.312km WSW of Delta, B.C., MX · 8960 days ago · 7 km deep · 51 km away
  13. 2.215km W of Alberto Oviedo Mota, B.C., MX · 8959 days ago · 7 km deep · 60 km away
  14. 1.715km SE of Ocotillo, CA · 8959 days ago · 7 km deep · 22 km away
  15. 1.713km NE of Campo, CA · 8959 days ago · 17 km deep · 68 km away
  16. 3.013km WSW of Delta, B.C., MX · 8958 days ago · 7 km deep · 51 km away
  17. 3.05km SW of Imperial, CA · 8958 days ago · 16 km deep · 13 km away
  18. 1.75km WSW of Imperial, CA · 8958 days ago · 17 km deep · 15 km away
  19. 1.516km ENE of Borrego Springs, CA · 8958 days ago · 11 km deep · 88 km away
  20. 2.813km SW of Delta, B.C., MX · 8958 days ago · 7 km deep · 55 km away
  21. 3.714km WSW of Delta, B.C., MX · 8958 days ago · 7 km deep · 54 km away
  22. 2.914km WNW of Alberto Oviedo Mota, B.C., MX · 8957 days ago · 7 km deep · 56 km away
  23. 2.913km WSW of Delta, B.C., MX · 8957 days ago · 7 km deep · 52 km away
  24. 1.914km WSW of Delta, B.C., MX · 8957 days ago · 7 km deep · 53 km away
  25. 2.413km WSW of Delta, B.C., MX · 8957 days ago · 7 km deep · 52 km away
  26. 1.714km WNW of Delta, B.C., MX · 8957 days ago · 7 km deep · 44 km away
  27. 3.02km W of Bombay Beach, CA · 8957 days ago · 5 km deep · 74 km away
  28. 1.914km ESE of Ocotillo, CA · 8956 days ago · 7 km deep · 22 km away
  29. 1.813km W of Delta, B.C., MX · 8956 days ago · 7 km deep · 46 km away
  30. 1.716km WNW of Alberto Oviedo Mota, B.C., MX · 8956 days ago · 7 km deep · 56 km away
  31. 1.94km SSW of Tecolots, B.C., MX · 8956 days ago · 10 km deep · 62 km away
  32. 2.315km W of Alberto Oviedo Mota, B.C., MX · 8955 days ago · 7 km deep · 58 km away
  33. 2.913km WSW of Delta, B.C., MX · 8955 days ago · 7 km deep · 54 km away
  34. 2.016km WSW of Delta, B.C., MX · 8955 days ago · 7 km deep · 51 km away
  35. 2.35km WSW of Delta, B.C., MX · 8955 days ago · 7 km deep · 54 km away
  36. 3.312km ESE of Puebla, B.C., MX · 8955 days ago · 7 km deep · 43 km away
  37. 1.913km ESE of Puebla, B.C., MX · 8955 days ago · 7 km deep · 43 km away
  38. 1.814km ESE of Ocotillo, CA · 8955 days ago · 11 km deep · 22 km away
  39. 1.614km N of Pine Valley, California · 8954 days ago · 9 km deep · 86 km away
  40. 2.59km NE of Mexicali, B.C., MX · 8953 days ago · 15 km deep · 22 km away
  41. 2.016km SE of Ocotillo, CA · 8952 days ago · 13 km deep · 22 km away
  42. 1.613km ESE of Ocotillo, CA · 8952 days ago · 5 km deep · 22 km away
  43. 2.113km W of Delta, B.C., MX · 8952 days ago · 7 km deep · 47 km away
  44. 2.812km W of Delta, B.C., MX · 8952 days ago · 7 km deep · 50 km away
  45. 1.724km NE of Pine Valley, CA · 8952 days ago · 11 km deep · 73 km away
  46. 1.67km SSE of Bombay Beach, California · 8951 days ago · 11 km deep · 67 km away
  47. 1.79km SSE of Bombay Beach, California · 8951 days ago · 14 km deep · 65 km away
  48. 2.468km WSW of Alberto Oviedo Mota, B.C., MX · 8951 days ago · 16 km deep · 89 km away
  49. 1.816km W of Delta, B.C., MX · 8951 days ago · 7 km deep · 44 km away
  50. 2.316km W of Alberto Oviedo Mota, B.C., MX · 8951 days ago · 7 km deep · 58 km away
  51. 1.720km ENE of Pine Valley, CA · 8949 days ago · 10 km deep · 71 km away
  52. 1.916km W of Alberto Oviedo Mota, B.C., MX · 8949 days ago · 7 km deep · 60 km away
  53. 1.933km NNE of Ensenada, B.C., MX · 8949 days ago · 6 km deep · 98 km away
  54. 2.216km W of Delta, B.C., MX · 8949 days ago · 7 km deep · 46 km away
  55. 1.913km WSW of Delta, B.C., MX · 8949 days ago · 7 km deep · 51 km away
  56. 2.012km W of Alberto Oviedo Mota, B.C., MX · 8948 days ago · 7 km deep · 62 km away
  57. 2.724km SE of Campo, CA · 8948 days ago · 14 km deep · 66 km away
  58. 1.621km WSW of Westmorland, CA · 8947 days ago · 10 km deep · 34 km away
  59. 1.612km N of Borrego Springs, CA · 8947 days ago · 12 km deep · 99 km away
  60. 1.813km WSW of Delta, B.C., MX · 8946 days ago · 7 km deep · 53 km away

The first 60 of 181.

Before

  1. 2.113km SW of Delta, B.C., MX · 8965 days ago · 7 km deep · 56 km away
  2. 2.313km WNW of Alberto Oviedo Mota, B.C., MX · 8966 days ago · 7 km deep · 58 km away
  3. 1.817km SSW of Borrego Springs, CA · 8967 days ago · 7 km deep · 87 km away
  4. 2.510km W of Niland, CA · 8967 days ago · 6 km deep · 59 km away
  5. 2.49km WSW of Heber, CA · 8968 days ago · 21 km deep · 3 km away
  6. 2.920km W of Alberto Oviedo Mota, B.C., MX · 8969 days ago · 7 km deep · 56 km away
  7. 2.813km WSW of Delta, B.C., MX · 8970 days ago · 7 km deep · 53 km away
  8. 2.412km WSW of Delta, B.C., MX · 8970 days ago · 7 km deep · 52 km away
  9. 2.111km WSW of Delta, B.C., MX · 8970 days ago · 7 km deep · 51 km away
  10. 1.813km NW of Progreso, B.C., MX · 8971 days ago · 3 km deep · 5 km away
  11. 1.610km NW of Progreso, B.C., MX · 8971 days ago · 5 km deep · 6 km away
  12. 1.916km WSW of Delta, B.C., MX · 8971 days ago · 7 km deep · 53 km away
  13. 2.517km W of Alberto Oviedo Mota, B.C., MX · 8971 days ago · 7 km deep · 61 km away
  14. 1.814km WSW of Delta, B.C., MX · 8971 days ago · 7 km deep · 51 km away
  15. 1.88km SSW of Holtville, California · 8971 days ago · 16 km deep · 22 km away
  16. 1.912km W of Delta, B.C., MX · 8972 days ago · 7 km deep · 49 km away
  17. 1.815km WSW of Delta, B.C., MX · 8972 days ago · 7 km deep · 52 km away
  18. 1.812km W of Alberto Oviedo Mota, B.C., MX · 8973 days ago · 7 km deep · 60 km away
  19. 1.914km WSW of Delta, B.C., MX · 8973 days ago · 7 km deep · 54 km away
  20. 2.213km WSW of Delta, B.C., MX · 8973 days ago · 6 km deep · 51 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci12815440. Read Sun, Oct 4, 2026, 6:28 PM UTC.