California earthquakes

M1.9 earthquake 26km ENE of Pine Valley, CA

A magnitude 1.9 earthquake struck 26km ENE of Pine Valley, CA on Mon, Jul 17, 1978, 2:33 PM PDT (21:33 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M4.0 4km NE of Primo Tapia, B.C., MX. 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
1.9 (Mh), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1978-07-17 21:33:13 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
32.894° N, 116.262° 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 0.6 km horizontally, 19.4 km in depth
Magnitude uncertainty
±0.32
Depth from
From location
Station coverage gap
87°
Stations used
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 173 in the 60 days after this one and 97 in the 30 days before it.

After

  1. 1.511km SE of Anza, CA · 17608 days ago · 8 km deep · 72 km away
  2. 1.512km NE of Borrego Springs, CA · 17607 days ago · 10 km deep · 49 km away
  3. 2.724km WSW of Westmorland, CA · 17606 days ago · 10 km deep · 39 km away
  4. 1.610km S of Idyllwild, CA · 17605 days ago · 16 km deep · 95 km away
  5. 1.710km NNW of Westmorland, CA · 17605 days ago · 8 km deep · 63 km away
  6. 1.59km SSW of Idyllwild, CA · 17604 days ago · 19 km deep · 98 km away
  7. 2.237km S of Progreso, B.C., MX · 17604 days ago · 6 km deep · 97 km away
  8. 1.52km NW of Borrego Springs, CA · 17604 days ago · 5 km deep · 43 km away
  9. 1.721km ESE of Anza, CA · 17603 days ago · 14 km deep · 68 km away
  10. 2.240km ENE of Ensenada, B.C., MX · 17603 days ago · 6 km deep · 95 km away
  11. 1.717km E of Julian, CA · 17603 days ago · 15 km deep · 24 km away
  12. 1.86km E of Imperial, CA · 17603 days ago · 10 km deep · 71 km away
  13. 2.024km W of Westmorland, CA · 17603 days ago · 3 km deep · 40 km away
  14. 1.610km WNW of Calipatria, CA · 17602 days ago · 2 km deep · 68 km away
  15. 1.811km WNW of Calipatria, CA · 17602 days ago · 3 km deep · 68 km away
  16. 1.911km SW of Niland, CA · 17602 days ago · 4 km deep · 69 km away
  17. 1.74km SW of Ocotillo, CA · 17602 days ago · 7 km deep · 31 km away
  18. 1.514km S of Anza, CA · 17601 days ago · 14 km deep · 72 km away
  19. 1.97km NNW of Brawley, CA · 17601 days ago · 9 km deep · 69 km away
  20. 1.822km ESE of Anza, CA · 17600 days ago · 15 km deep · 68 km away
  21. 1.621km ESE of Anza, CA · 17600 days ago · 13 km deep · 68 km away
  22. 2.78km N of Borrego Springs, CA · 17599 days ago · 14 km deep · 49 km away
  23. 1.65km WSW of Brawley, CA · 17599 days ago · 7 km deep · 64 km away
  24. 2.34km W of Brawley, CA · 17599 days ago · 10 km deep · 65 km away
  25. 2.38km SSW of Salton City, CA · 17598 days ago · 8 km deep · 46 km away
  26. 2.58km SSW of Salton City, CA · 17598 days ago · 8 km deep · 46 km away
  27. 1.88km SSW of Salton City, CA · 17598 days ago · 6 km deep · 46 km away
  28. 1.86km NW of Julian, CA · 17598 days ago · 8 km deep · 44 km away
  29. 1.93km N of Brawley, CA · 17598 days ago · 9 km deep · 69 km away
  30. 2.06km NW of Holtville, CA · 17597 days ago · 4 km deep · 79 km away
  31. 2.27km NNW of Holtville, CA · 17597 days ago · 4 km deep · 79 km away
  32. 1.714km S of Anza, CA · 17597 days ago · 13 km deep · 72 km away
  33. 1.68km ENE of Puebla, B.C., MX · 17597 days ago · 10 km deep · 99 km away
  34. 1.58km WSW of Anza, CA · 17597 days ago · 8 km deep · 83 km away
  35. 1.513km SW of Ocotillo, CA · 17597 days ago · 6 km deep · 33 km away
  36. 1.514km S of Anza, CA · 17597 days ago · 15 km deep · 72 km away
  37. 2.03km SSE of El Centro, CA · 17597 days ago · 10 km deep · 68 km away
  38. 2.32km WNW of Borrego Springs, CA · 17596 days ago · 5 km deep · 43 km away
  39. 2.124km WSW of Progreso, B.C., MX · 17596 days ago · 4 km deep · 65 km away
  40. 1.62km NW of Borrego Springs, CA · 17596 days ago · 5 km deep · 43 km away
  41. 1.823km SW of Progreso, B.C., MX · 17596 days ago · 5 km deep · 69 km away
  42. 1.511km N of Julian, CA · 17596 days ago · 14 km deep · 45 km away
  43. 2.76km SSW of Idyllwild, CA · 17596 days ago · 17 km deep · 100 km away
  44. 1.94km SSW of Idyllwild, CA · 17596 days ago · 17 km deep · 100 km away
  45. 1.814km NE of Borrego Springs, CA · 17596 days ago · 11 km deep · 52 km away
  46. 1.611km SSE of Anza, CA · 17595 days ago · 6 km deep · 72 km away
  47. 1.513km ESE of Anza, CA · 17595 days ago · 14 km deep · 73 km away
  48. 1.76km NNW of Ocotillo Wells, CA · 17595 days ago · 6 km deep · 34 km away
  49. 2.56km NW of Holtville, CA · 17594 days ago · 5 km deep · 78 km away
  50. 3.022km W of Westmorland, CA · 17593 days ago · 2 km deep · 41 km away
  51. 1.620km WSW of Westmorland, CA · 17593 days ago · 3 km deep · 42 km away
  52. 1.711km SW of Idyllwild, CA · 17593 days ago · 13 km deep · 98 km away
  53. 1.53km SSE of Brawley, CA · 17593 days ago · 10 km deep · 70 km away
  54. 2.112km N of Borrego Springs, CA · 17592 days ago · 13 km deep · 54 km away
  55. 1.56km W of Anza, CA · 17592 days ago · 3 km deep · 85 km away
  56. 3.210km SSE of Idyllwild, CA · 17592 days ago · 21 km deep · 94 km away
  57. 1.713km W of Niland, CA · 17591 days ago · 5 km deep · 67 km away
  58. 2.38km ENE of Puebla, B.C., MX · 17591 days ago · 10 km deep · 99 km away
  59. 1.912km W of Westmorland, CA · 17591 days ago · 5 km deep · 51 km away
  60. 1.821km ESE of Anza, CA · 17591 days ago · 7 km deep · 68 km away

The first 60 of 173.

Before

  1. 2.42km S of National City, CA · 17608 days ago · 11 km deep · 83 km away
  2. 1.79km WSW of Anza, CA · 17609 days ago · 6 km deep · 83 km away
  3. 1.77km E of El Centro, CA · 17609 days ago · 10 km deep · 74 km away
  4. 1.79km WSW of Anza, CA · 17610 days ago · 5 km deep · 83 km away
  5. 2.331km SE of Campo, CA · 17610 days ago · 14 km deep · 54 km away
  6. 2.015km S of Anza, CA · 17610 days ago · 13 km deep · 72 km away
  7. 1.615km SE of Anza, CA · 17611 days ago · 6 km deep · 68 km away
  8. 1.912km WNW of Niland, CA · 17611 days ago · 4 km deep · 71 km away
  9. 2.16km WSW of Holtville, CA · 17611 days ago · 10 km deep · 77 km away
  10. 1.913km W of Niland, CA · 17612 days ago · 0 km deep · 68 km away
  11. 1.65km SSW of Idyllwild, CA · 17612 days ago · 18 km deep · 99 km away
  12. 1.811km SE of Anza, CA · 17613 days ago · 8 km deep · 72 km away
  13. 1.912km W of Niland, CA · 17613 days ago · 5 km deep · 68 km away
  14. 2.06km WSW of Imperial, CA · 17613 days ago · 10 km deep · 61 km away
  15. 1.65km W of Imperial, CA · 17613 days ago · 10 km deep · 60 km away
  16. 2.715km E of Aguanga, CA · 17614 days ago · 12 km deep · 72 km away
  17. 1.914km W of Niland, CA · 17614 days ago · 3 km deep · 67 km away
  18. 2.914km W of Niland, CA · 17614 days ago · 3 km deep · 67 km away
  19. 2.614km W of Niland, CA · 17614 days ago · 5 km deep · 66 km away
  20. 2.211km SE of Bombay Beach, CA · 17614 days ago · 4 km deep · 70 km away

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From the USGS Earthquake Hazards Program and its partner networks, event ci3340772. Read Fri, Oct 2, 2026, 3:53 AM UTC.