California earthquakes

M1.7 earthquake 5km WSW of Pine Valley, CA

A magnitude 1.7 earthquake struck 5km WSW of Pine Valley, CA on Tue, May 16, 1978, 4:18 PM PDT (23:18 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M4.4 14km NNW of Warner Springs, CA. This one was a foreshock.

Pine Valley 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
1.7 (Mh), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1978-05-16 23:18:03 UTC
Depth
6.2 km (3.9 mi), shallow
Epicenter
32.801° N, 116.573° 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 1.0 km horizontally, 17.8 km in depth
Depth from
From location
Station coverage gap
172°
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: 176 in the 60 days after this one and 70 in the 30 days before it.

After

  1. 1.74km E of Ocotillo Wells, CA · 17668 days ago · 6 km deep · 58 km away
  2. 1.88km WSW of Anza, CA · 17668 days ago · 8 km deep · 82 km away
  3. 2.515km WNW of Imperial, CA · 17668 days ago · 10 km deep · 82 km away
  4. 1.824km NNW of Borrego Springs, CA · 17668 days ago · 7 km deep · 75 km away
  5. 2.127km SSW of Ocotillo Wells, CA · 17667 days ago · 6 km deep · 34 km away
  6. 2.148km ENE of Ensenada, B.C., MX · 17667 days ago · 6 km deep · 87 km away
  7. 2.021km SSW of Progreso, B.C., MX · 17667 days ago · 10 km deep · 96 km away
  8. 2.43km SSW of Brawley, CA · 17666 days ago · 10 km deep · 98 km away
  9. 2.43km SSW of Brawley, CA · 17666 days ago · 10 km deep · 98 km away
  10. 1.73km SSW of Brawley, CA · 17666 days ago · 10 km deep · 98 km away
  11. 2.24km SSW of Brawley, CA · 17666 days ago · 10 km deep · 97 km away
  12. 2.28km N of Borrego Springs, CA · 17666 days ago · 14 km deep · 62 km away
  13. 1.620km ESE of Anza, CA · 17666 days ago · 11 km deep · 76 km away
  14. 1.74km SSW of Brawley, CA · 17666 days ago · 10 km deep · 98 km away
  15. 2.04km SSW of Brawley, CA · 17666 days ago · 10 km deep · 97 km away
  16. 1.64km SSW of Brawley, CA · 17666 days ago · 10 km deep · 98 km away
  17. 1.54km S of Brawley, CA · 17666 days ago · 10 km deep · 99 km away
  18. 1.54km S of Brawley, CA · 17666 days ago · 10 km deep · 98 km away
  19. 1.814km S of Borrego Springs, CA · 17666 days ago · 6 km deep · 42 km away
  20. 1.89km N of Borrego Springs, CA · 17666 days ago · 12 km deep · 62 km away
  21. 1.99km N of Borrego Springs, CA · 17666 days ago · 12 km deep · 62 km away
  22. 2.725km WSW of Encinitas, CA · 17666 days ago · 8 km deep · 92 km away
  23. 1.915km ESE of Anza, CA · 17665 days ago · 13 km deep · 78 km away
  24. 1.810km NNE of Julian, CA · 17665 days ago · 16 km deep · 40 km away
  25. 1.611km SSE of Warner Springs, CA · 17665 days ago · 6 km deep · 44 km away
  26. 1.67km WNW of Westmorland, CA · 17664 days ago · 7 km deep · 88 km away
  27. 1.92km SE of Borrego Springs, CA · 17664 days ago · 13 km deep · 53 km away
  28. 1.816km NNW of Aguanga, CA · 17663 days ago · 8 km deep · 92 km away
  29. 1.511km N of Borrego Springs, CA · 17663 days ago · 14 km deep · 64 km away
  30. 1.66km E of Westmorland, CA · 17663 days ago · 9 km deep · 99 km away
  31. 1.76km WNW of Westmorland, CA · 17663 days ago · 7 km deep · 89 km away
  32. 1.66km SSW of Idyllwild, CA · 17663 days ago · 16 km deep · 100 km away
  33. 1.915km SSE of Anza, CA · 17663 days ago · 13 km deep · 70 km away
  34. 1.913km E of Aguanga, CA · 17662 days ago · 17 km deep · 70 km away
  35. 1.96km SSW of Warner Springs, CA · 17662 days ago · 9 km deep · 49 km away
  36. 1.616km E of Ocotillo Wells, CA · 17661 days ago · 10 km deep · 69 km away
  37. 1.819km SW of Ocotillo Wells, CA · 17661 days ago · 11 km deep · 37 km away
  38. 1.610km NE of Aguanga, CA · 17661 days ago · 9 km deep · 80 km away
  39. 1.610km NE of Aguanga, CA · 17661 days ago · 9 km deep · 80 km away
  40. 1.716km N of Ocotillo Wells, CA · 17661 days ago · 6 km deep · 67 km away
  41. 1.810km NE of Aguanga, CA · 17661 days ago · 6 km deep · 81 km away
  42. 1.922km SSW of Ocotillo Wells, CA · 17660 days ago · 15 km deep · 36 km away
  43. 2.526km WSW of Westmorland, CA · 17659 days ago · 9 km deep · 67 km away
  44. 1.810km N of Borrego Springs, CA · 17659 days ago · 10 km deep · 64 km away
  45. 2.120km WSW of Westmorland, CA · 17658 days ago · 4 km deep · 73 km away
  46. 1.727km WSW of Westmorland, CA · 17658 days ago · 6 km deep · 66 km away
  47. 1.710km NE of Ocotillo Wells, CA · 17658 days ago · 6 km deep · 66 km away
  48. 1.713km NNW of Borrego Springs, CA · 17657 days ago · 10 km deep · 65 km away
  49. 1.714km NNE of Borrego Springs, CA · 17657 days ago · 10 km deep · 68 km away
  50. 1.53km ENE of Ocotillo Wells, CA · 17657 days ago · 7 km deep · 59 km away
  51. 1.514km NE of Borrego Springs, CA · 17656 days ago · 16 km deep · 67 km away
  52. 1.812km NNE of Borrego Springs, CA · 17656 days ago · 14 km deep · 66 km away
  53. 1.523km SW of Ocotillo Wells, CA · 17655 days ago · 6 km deep · 33 km away
  54. 1.53km NE of Ocotillo Wells, CA · 17655 days ago · 6 km deep · 59 km away
  55. 1.725km E of Campo, CA · 17654 days ago · 7 km deep · 43 km away
  56. 1.711km SE of Anza, CA · 17654 days ago · 9 km deep · 75 km away
  57. 2.111km S of Idyllwild, CA · 17654 days ago · 16 km deep · 95 km away
  58. 1.816km NE of Borrego Springs, CA · 17650 days ago · 13 km deep · 70 km away
  59. 4.414km NNW of Warner Springs, CA · 17650 days ago · 17 km deep · 67 km away
  60. 1.914km S of Anza, CA · 17650 days ago · 17 km deep · 70 km away

The first 60 of 176.

Before

  1. 1.610km WNW of Calipatria, CA · 17670 days ago · 9 km deep · 98 km away
  2. 1.920km NNW of Borrego Springs, CA · 17671 days ago · 11 km deep · 70 km away
  3. 1.78km NW of Warner Springs, CA · 17671 days ago · 11 km deep · 61 km away
  4. 1.67km SSW of Anza, CA · 17671 days ago · 12 km deep · 79 km away
  5. 1.76km SSW of Anza, CA · 17671 days ago · 13 km deep · 79 km away
  6. 1.75km SW of Palomar Observatory, CA · 17672 days ago · 19 km deep · 65 km away
  7. 1.922km SSW of La Quinta, CA · 17672 days ago · 13 km deep · 78 km away
  8. 1.621km SSW of La Quinta, CA · 17672 days ago · 13 km deep · 78 km away
  9. 1.923km SSW of La Quinta, CA · 17672 days ago · 13 km deep · 77 km away
  10. 1.97km WNW of Calipatria, CA · 17672 days ago · 7 km deep · 99 km away
  11. 1.813km W of Niland, CA · 17673 days ago · 5 km deep · 99 km away
  12. 2.823km SSW of La Quinta, CA · 17674 days ago · 14 km deep · 77 km away
  13. 1.911km SE of Anza, CA · 17674 days ago · 9 km deep · 75 km away
  14. 2.011km SE of Anza, CA · 17675 days ago · 8 km deep · 75 km away
  15. 1.57km NE of Imperial, CA · 17676 days ago · 10 km deep · 98 km away
  16. 1.63km NNW of Palomar Observatory, CA · 17677 days ago · 5 km deep · 70 km away
  17. 1.62km NW of Palomar Observatory, CA · 17677 days ago · 5 km deep · 69 km away
  18. 1.910km NNE of Borrego Springs, CA · 17677 days ago · 14 km deep · 64 km away
  19. 1.522km ESE of Anza, CA · 17678 days ago · 12 km deep · 75 km away
  20. 1.711km SE of Anza, CA · 17679 days ago · 11 km deep · 75 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci10079754. Read Thu, Oct 1, 2026, 10:57 PM UTC.