California earthquakes

M1.6 earthquake 11km W of Anza, CA

A magnitude 1.6 earthquake struck 11km W of Anza, CA on Wed, Feb 20, 1985, 6:50 PM PST (02:50 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M3.6 18km NNE of Thousand Palms, CA. This one was a foreshock.

Anza 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
1.6 (mc), micro
Local time
UTC
1985-02-21 02:50:40 UTC
Depth
1.9 km (1.2 mi), shallow
Epicenter
33.537° N, 116.787° 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.

Depth from
From location
Station coverage gap
83°
Stations used
0

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 186 in the 60 days after this one and 182 in the 30 days before it.

After

  1. 1.726km NE of Indio, CA · 15194 days ago · 5 km deep · 81 km away
  2. 1.610km ENE of Desert Hot Springs, CA · 15194 days ago · 2 km deep · 61 km away
  3. 2.510km ENE of Desert Hot Springs, CA · 15194 days ago · 2 km deep · 61 km away
  4. 3.123km SSW of La Quinta, CA · 15194 days ago · 7 km deep · 35 km away
  5. 1.622km SSW of La Quinta, CA · 15194 days ago · 8 km deep · 35 km away
  6. 1.621km SSW of La Quinta, CA · 15194 days ago · 9 km deep · 36 km away
  7. 2.03km NNE of Crestline, CA · 15194 days ago · 4 km deep · 93 km away
  8. 2.022km SSW of La Quinta, CA · 15194 days ago · 7 km deep · 34 km away
  9. 1.523km S of Twentynine Palms, CA · 15194 days ago · 3 km deep · 82 km away
  10. 2.022km SSW of La Quinta, CA · 15194 days ago · 7 km deep · 35 km away
  11. 1.810km ENE of Desert Hot Springs, CA · 15194 days ago · 4 km deep · 62 km away
  12. 1.59km ENE of Desert Hot Springs, CA · 15194 days ago · 4 km deep · 60 km away
  13. 2.021km SSW of La Quinta, CA · 15194 days ago · 9 km deep · 36 km away
  14. 2.019km N of Borrego Springs, CA · 15194 days ago · 10 km deep · 41 km away
  15. 1.73km ESE of Loma Linda, CA · 15194 days ago · 10 km deep · 69 km away
  16. 2.49km ESE of Palomar Observatory, CA · 15194 days ago · 5 km deep · 23 km away
  17. 2.15km SSE of Mentone, CA · 15193 days ago · 16 km deep · 62 km away
  18. 1.911km ENE of Cabazon, CA · 15193 days ago · 16 km deep · 47 km away
  19. 2.420km ESE of Julian, CA · 15193 days ago · 5 km deep · 70 km away
  20. 1.81km SSW of Colton, CA · 15193 days ago · 17 km deep · 76 km away
  21. 1.921km SSW of La Quinta, CA · 15193 days ago · 5 km deep · 34 km away
  22. 1.710km W of Anza, CA · 15193 days ago · 5 km deep · 1 km away
  23. 2.03km N of Colton, CA · 15193 days ago · 15 km deep · 80 km away
  24. 1.73km NNE of Crestline, CA · 15193 days ago · 4 km deep · 93 km away
  25. 2.020km SSW of La Quinta, CA · 15193 days ago · 3 km deep · 34 km away
  26. 1.611km SW of Morongo Valley, CA · 15192 days ago · 13 km deep · 50 km away
  27. 1.616km N of Borrego Springs, CA · 15192 days ago · 11 km deep · 39 km away
  28. 1.922km SSW of La Quinta, CA · 15192 days ago · 6 km deep · 35 km away
  29. 1.72km E of Cabazon, CA · 15192 days ago · 17 km deep · 42 km away
  30. 1.611km W of Anza, CA · 15192 days ago · 5 km deep · 0 km away
  31. 1.610km NE of Borrego Springs, CA · 15192 days ago · 10 km deep · 51 km away
  32. 1.62km SE of Cabazon, CA · 15192 days ago · 15 km deep · 41 km away
  33. 2.07km E of Trabuco Canyon, CA · 15192 days ago · 5 km deep · 69 km away
  34. 1.712km ENE of Thousand Palms, CA · 15192 days ago · 4 km deep · 60 km away
  35. 1.78km E of Anza, CA · 15192 days ago · 13 km deep · 18 km away
  36. 2.111km WSW of Anza, CA · 15192 days ago · 4 km deep · 0 km away
  37. 1.511km W of Anza, CA · 15191 days ago · 1 km deep · 1 km away
  38. 2.120km ESE of Julian, CA · 15191 days ago · 2 km deep · 70 km away
  39. 1.511km ENE of Desert Hot Springs, CA · 15191 days ago · 3 km deep · 63 km away
  40. 2.020km ESE of Julian, CA · 15191 days ago · 2 km deep · 70 km away
  41. 1.72km NNE of Crestline, CA · 15191 days ago · 3 km deep · 92 km away
  42. 1.920km ESE of Anza, CA · 15191 days ago · 9 km deep · 30 km away
  43. 1.920km ESE of Julian, CA · 15191 days ago · 2 km deep · 69 km away
  44. 2.07km NNE of Cabazon, CA · 15191 days ago · 10 km deep · 49 km away
  45. 1.77km NE of Cabazon, CA · 15191 days ago · 12 km deep · 48 km away
  46. 1.712km NE of Cabazon, CA · 15191 days ago · 14 km deep · 52 km away
  47. 1.81km SSW of Loma Linda, CA · 15191 days ago · 13 km deep · 71 km away
  48. 1.722km NNW of Yucca Valley, CA · 15191 days ago · 3 km deep · 90 km away
  49. 2.410km ENE of Desert Hot Springs, CA · 15190 days ago · 2 km deep · 62 km away
  50. 1.924km ESE of Julian, CA · 15190 days ago · 6 km deep · 70 km away
  51. 1.610km ENE of Desert Hot Springs, CA · 15190 days ago · 2 km deep · 62 km away
  52. 1.911km NE of Aguanga, CA · 15190 days ago · -1 km deep · 2 km away
  53. 2.59km NNE of Banning, CA · 15190 days ago · 14 km deep · 52 km away
  54. 1.811km W of Anza, CA · 15190 days ago · 2 km deep · 1 km away
  55. 1.512km E of Anza, CA · 15190 days ago · 14 km deep · 23 km away
  56. 1.816km SSW of Oasis, CA · 15190 days ago · 10 km deep · 63 km away
  57. 1.820km ESE of Julian, CA · 15190 days ago · 5 km deep · 70 km away
  58. 1.611km W of Anza, CA · 15190 days ago · 2 km deep · 1 km away
  59. 1.65km ENE of Cabazon, CA · 15190 days ago · 15 km deep · 45 km away
  60. 2.810km ENE of Desert Hot Springs, CA · 15189 days ago · 2 km deep · 62 km away

The first 60 of 186.

Before

  1. 1.92km NW of Muscoy, CA · 15194 days ago · 4 km deep · 87 km away
  2. 1.623km S of Twentynine Palms, CA · 15194 days ago · 2 km deep · 82 km away
  3. 1.910km ENE of Desert Hot Springs, CA · 15194 days ago · 5 km deep · 61 km away
  4. 1.84km SE of Loma Linda, CA · 15195 days ago · 16 km deep · 67 km away
  5. 2.011km WSW of Anza, CA · 15195 days ago · 3 km deep · 2 km away
  6. 1.98km S of Idyllwild, CA · 15195 days ago · 13 km deep · 16 km away
  7. 1.68km NE of Desert Hot Springs, CA · 15195 days ago · 8 km deep · 61 km away
  8. 1.89km NNE of Banning, CA · 15195 days ago · 19 km deep · 51 km away
  9. 2.020km NNE of Pine Valley, CA · 15195 days ago · 7 km deep · 71 km away
  10. 1.619km N of Borrego Springs, CA · 15195 days ago · 9 km deep · 39 km away
  11. 1.78km N of Cabazon, CA · 15195 days ago · 12 km deep · 51 km away
  12. 2.311km NE of Ocotillo Wells, CA · 15195 days ago · 7 km deep · 76 km away
  13. 1.712km W of Anza, CA · 15196 days ago · 2 km deep · 1 km away
  14. 2.17km ENE of Trabuco Canyon, CA · 15196 days ago · 5 km deep · 69 km away
  15. 2.013km N of Cabazon, CA · 15196 days ago · 11 km deep · 56 km away
  16. 3.213km N of Cabazon, CA · 15196 days ago · 11 km deep · 55 km away
  17. 1.620km ESE of Julian, CA · 15196 days ago · 3 km deep · 69 km away
  18. 1.76km SW of Morongo Valley, CA · 15196 days ago · 12 km deep · 54 km away
  19. 1.81km NE of Yucaipa, CA · 15196 days ago · 11 km deep · 60 km away
  20. 2.221km ESE of Julian, CA · 15196 days ago · 5 km deep · 71 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci61313. Read Mon, Sep 28, 2026, 8:46 AM UTC.