California earthquakes

M1.6 earthquake 18km ESE of Anza, CA

A magnitude 1.6 earthquake struck 18km ESE of Anza, CA on Fri, Aug 16, 1985, 8:49 PM PDT (03:49 UTC), 14 km (9 mi) below the surface.

A larger quake followed: M4.6 3km SSE of Loma Linda, 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
Magnitude from
Southern California Seismic Network
Local time
UTC
1985-08-17 03:49:22 UTC
Depth
13.8 km (8.6 mi), shallow
Epicenter
33.471° N, 116.506° 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
64°
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: 189 in the 60 days after this one and 187 in the 30 days before it.

After

  1. 1.68km SSW of Idyllwild, CA · 15023 days ago · 13 km deep · 31 km away
  2. 2.57km NNE of Moreno Valley, CA · 15023 days ago · 14 km deep · 85 km away
  3. 2.312km W of Anza, CA · 15023 days ago · 2 km deep · 29 km away
  4. 1.69km NNE of San Jacinto, CA · 15023 days ago · 15 km deep · 58 km away
  5. 1.89km NW of Borrego Springs, CA · 15023 days ago · 1 km deep · 19 km away
  6. 1.718km NNE of Borrego Springs, CA · 15022 days ago · 11 km deep · 22 km away
  7. 2.015km SE of Ocotillo Wells, CA · 15022 days ago · 11 km deep · 66 km away
  8. 1.83km NNW of Cabazon, CA · 15022 days ago · 15 km deep · 59 km away
  9. 1.610km S of Idyllwild, CA · 15022 days ago · 12 km deep · 28 km away
  10. 1.516km SE of Ocotillo Wells, CA · 15021 days ago · 10 km deep · 66 km away
  11. 1.612km W of Anza, CA · 15021 days ago · 3 km deep · 28 km away
  12. 1.522km N of Borrego Springs, CA · 15021 days ago · 11 km deep · 11 km away
  13. 2.422km N of Borrego Springs, CA · 15021 days ago · 14 km deep · 10 km away
  14. 2.721km N of Borrego Springs, CA · 15021 days ago · 13 km deep · 10 km away
  15. 1.522km N of Borrego Springs, CA · 15021 days ago · 10 km deep · 10 km away
  16. 1.67km WNW of Garnet, CA · 15020 days ago · 11 km deep · 53 km away
  17. 1.68km SE of Bombay Beach, CA · 15020 days ago · 3 km deep · 80 km away
  18. 2.18km SE of Bombay Beach, CA · 15020 days ago · 3 km deep · 79 km away
  19. 1.88km SE of Bombay Beach, CA · 15020 days ago · 2 km deep · 79 km away
  20. 2.47km SE of Bombay Beach, CA · 15020 days ago · 3 km deep · 79 km away
  21. 2.97km SE of Bombay Beach, CA · 15020 days ago · 3 km deep · 79 km away
  22. 2.58km SE of Bombay Beach, CA · 15020 days ago · 3 km deep · 79 km away
  23. 2.58km SE of Bombay Beach, CA · 15020 days ago · 2 km deep · 79 km away
  24. 2.48km SE of Bombay Beach, CA · 15020 days ago · 2 km deep · 79 km away
  25. 2.310km SSE of Bombay Beach, CA · 15020 days ago · 0 km deep · 80 km away
  26. 2.07km SE of Bombay Beach, CA · 15020 days ago · 1 km deep · 79 km away
  27. 2.58km SE of Bombay Beach, CA · 15020 days ago · 2 km deep · 79 km away
  28. 1.87km SE of Bombay Beach, CA · 15020 days ago · 2 km deep · 79 km away
  29. 1.97km SE of Bombay Beach, CA · 15020 days ago · 2 km deep · 79 km away
  30. 1.87km SE of Bombay Beach, CA · 15020 days ago · 2 km deep · 79 km away
  31. 1.87km SE of Bombay Beach, CA · 15020 days ago · 2 km deep · 79 km away
  32. 2.17km SE of Bombay Beach, CA · 15020 days ago · 3 km deep · 79 km away
  33. 1.67km SE of Bombay Beach, CA · 15020 days ago · 2 km deep · 79 km away
  34. 2.06km SE of Bombay Beach, CA · 15020 days ago · 3 km deep · 78 km away
  35. 2.27km SE of Bombay Beach, CA · 15020 days ago · 2 km deep · 79 km away
  36. 2.77km SE of Bombay Beach, CA · 15020 days ago · 3 km deep · 78 km away
  37. 1.77km SE of Bombay Beach, CA · 15020 days ago · 2 km deep · 79 km away
  38. 1.87km SSW of Bombay Beach, CA · 15020 days ago · 4 km deep · 72 km away
  39. 2.47km SE of Bombay Beach, CA · 15020 days ago · 3 km deep · 78 km away
  40. 1.710km W of Anza, CA · 15020 days ago · 4 km deep · 28 km away
  41. 1.726km WSW of Westmorland, CA · 15020 days ago · 8 km deep · 80 km away
  42. 1.522km N of Borrego Springs, CA · 15020 days ago · 12 km deep · 11 km away
  43. 1.610km WSW of Anza, CA · 15019 days ago · 4 km deep · 27 km away
  44. 2.06km NNW of Cabazon, CA · 15019 days ago · 16 km deep · 62 km away
  45. 1.65km WSW of Morongo Valley, CA · 15019 days ago · 11 km deep · 64 km away
  46. 2.120km N of Borrego Springs, CA · 15019 days ago · 13 km deep · 11 km away
  47. 1.920km N of Borrego Springs, CA · 15019 days ago · 11 km deep · 11 km away
  48. 1.613km N of Borrego Springs, CA · 15018 days ago · 13 km deep · 18 km away
  49. 2.58km NE of Cabazon, CA · 15018 days ago · 18 km deep · 59 km away
  50. 1.518km ESE of Julian, CA · 15018 days ago · 5 km deep · 52 km away
  51. 1.62km S of Banning, CA · 15018 days ago · 18 km deep · 60 km away
  52. 1.712km W of Anza, CA · 15018 days ago · 5 km deep · 29 km away
  53. 1.53km WNW of Redlands, CA · 15018 days ago · 4 km deep · 93 km away
  54. 2.010km NNE of Ocotillo Wells, CA · 15017 days ago · 6 km deep · 49 km away
  55. 2.03km W of Cabazon, CA · 15017 days ago · 15 km deep · 58 km away
  56. 1.912km SW of Morongo Valley, CA · 15017 days ago · 9 km deep · 57 km away
  57. 2.123km ESE of Anza, CA · 15017 days ago · 7 km deep · 6 km away
  58. 2.321km SW of Westmorland, CA · 15017 days ago · 8 km deep · 91 km away
  59. 1.718km N of Borrego Springs, CA · 15016 days ago · 11 km deep · 16 km away
  60. 1.75km N of Anza, CA · 15016 days ago · 17 km deep · 21 km away

The first 60 of 189.

Before

  1. 1.69km S of Idyllwild, CA · 15024 days ago · 12 km deep · 28 km away
  2. 1.913km SSE of Joshua Tree, CA · 15024 days ago · 2 km deep · 67 km away
  3. 1.911km WSW of Anza, CA · 15024 days ago · -1 km deep · 26 km away
  4. 2.217km SSW of Twentynine Palms, CA · 15024 days ago · 7 km deep · 68 km away
  5. 1.74km SSE of Idyllwild, CA · 15024 days ago · 15 km deep · 32 km away
  6. 1.82km E of Colton, CA · 15024 days ago · 12 km deep · 99 km away
  7. 2.010km SSW of Idyllwild, CA · 15025 days ago · 12 km deep · 31 km away
  8. 1.95km ENE of Westmorland, CA · 15025 days ago · 5 km deep · 98 km away
  9. 1.68km SSE of Palomar Observatory, CA · 15025 days ago · 13 km deep · 37 km away
  10. 1.913km WNW of Anza, CA · 15025 days ago · 4 km deep · 31 km away
  11. 1.513km WNW of Anza, CA · 15025 days ago · 7 km deep · 31 km away
  12. 1.521km ESE of Anza, CA · 15025 days ago · 11 km deep · 3 km away
  13. 1.911km NNE of Yucaipa, CA · 15025 days ago · 4 km deep · 85 km away
  14. 2.111km NNE of Yucaipa, CA · 15025 days ago · 5 km deep · 85 km away
  15. 2.46km SSW of Salton City, CA · 15025 days ago · 1 km deep · 54 km away
  16. 1.721km E of Julian, CA · 15025 days ago · 5 km deep · 49 km away
  17. 1.711km ENE of Joshua Tree, CA · 15026 days ago · 10 km deep · 82 km away
  18. 1.822km WSW of Westmorland, CA · 15026 days ago · 8 km deep · 84 km away
  19. 2.07km W of Anza, CA · 15027 days ago · 4 km deep · 25 km away
  20. 1.97km NNE of Westmorland, CA · 15027 days ago · 5 km deep · 93 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci109802. Read Sun, Oct 4, 2026, 3:27 PM UTC.