California earthquakes

M1.7 earthquake 8km NE of Heber, CA

A magnitude 1.7 earthquake struck 8km NE of Heber, CA on Thu, Apr 13, 1978, 8:59 PM PST (04:59 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M1.8 4km WNW of Brawley, CA. This one was a foreshock.

Heber 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
Local time
UTC
1978-04-14 04:59:48 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
32.781° N, 115.463° 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, 31.6 km in depth
Depth from
Operator assigned
Station coverage gap
124°
Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 192 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.55km WNW of Brawley, CA · 17683 days ago · 7 km deep · 26 km away
  2. 1.84km WNW of Brawley, CA · 17683 days ago · 7 km deep · 25 km away
  3. 2.25km WNW of Brawley, CA · 17683 days ago · 10 km deep · 27 km away
  4. 1.95km SE of Westmorland, CA · 17683 days ago · 10 km deep · 27 km away
  5. 2.05km N of Guadalupe Victoria, B.C., MX · 17683 days ago · 6 km deep · 60 km away
  6. 1.53km SE of Westmorland, CA · 17682 days ago · 10 km deep · 29 km away
  7. 1.75km SE of Westmorland, CA · 17682 days ago · 10 km deep · 28 km away
  8. 1.75km WNW of Brawley, CA · 17682 days ago · 10 km deep · 27 km away
  9. 1.74km SE of Westmorland, CA · 17682 days ago · 10 km deep · 29 km away
  10. 2.27km WNW of Alberto Oviedo Mota, B.C., MX · 17681 days ago · 6 km deep · 63 km away
  11. 2.35km SE of Westmorland, CA · 17681 days ago · 10 km deep · 27 km away
  12. 1.65km SE of Westmorland, CA · 17680 days ago · 9 km deep · 27 km away
  13. 1.615km SSW of Oasis, CA · 17680 days ago · 6 km deep · 89 km away
  14. 1.55km SE of Ocotillo Wells, CA · 17680 days ago · 10 km deep · 69 km away
  15. 2.519km WSW of Delta, B.C., MX · 17679 days ago · 6 km deep · 53 km away
  16. 1.74km N of Ocotillo Wells, CA · 17678 days ago · 6 km deep · 77 km away
  17. 2.010km WSW of Alberto Oviedo Mota, B.C., MX · 17678 days ago · 6 km deep · 66 km away
  18. 2.15km WNW of Brawley, CA · 17677 days ago · 10 km deep · 26 km away
  19. 1.54km WNW of Brawley, CA · 17677 days ago · 10 km deep · 26 km away
  20. 2.012km W of Alberto Oviedo Mota, B.C., MX · 17677 days ago · 6 km deep · 64 km away
  21. 2.412km SW of Delta, B.C., MX · 17677 days ago · 6 km deep · 58 km away
  22. 2.36km NNW of Guadalupe Victoria, B.C., MX · 17676 days ago · 6 km deep · 58 km away
  23. 2.15km NW of Holtville, CA · 17676 days ago · 5 km deep · 9 km away
  24. 2.16km NNW of Holtville, CA · 17676 days ago · 4 km deep · 10 km away
  25. 1.86km NW of Holtville, CA · 17676 days ago · 4 km deep · 9 km away
  26. 3.16km NW of Holtville, CA · 17676 days ago · 10 km deep · 9 km away
  27. 1.96km NW of Holtville, CA · 17676 days ago · 4 km deep · 10 km away
  28. 1.86km NW of Holtville, CA · 17676 days ago · 5 km deep · 9 km away
  29. 2.76km NW of Holtville, CA · 17676 days ago · 5 km deep · 9 km away
  30. 1.611km W of Niland, CA · 17676 days ago · 4 km deep · 55 km away
  31. 1.85km NW of Holtville, CA · 17676 days ago · 4 km deep · 8 km away
  32. 2.97km NW of Holtville, CA · 17676 days ago · 10 km deep · 9 km away
  33. 2.17km NW of Holtville, CA · 17675 days ago · 5 km deep · 9 km away
  34. 1.86km NW of Holtville, CA · 17675 days ago · 3 km deep · 9 km away
  35. 1.96km NNW of Holtville, CA · 17675 days ago · 4 km deep · 10 km away
  36. 2.26km NW of Holtville, CA · 17675 days ago · 5 km deep · 8 km away
  37. 1.822km SW of Ocotillo Wells, CA · 17675 days ago · 6 km deep · 84 km away
  38. 1.74km NW of Holtville, CA · 17675 days ago · 5 km deep · 8 km away
  39. 1.724km WSW of Westmorland, CA · 17674 days ago · 5 km deep · 42 km away
  40. 2.47km NE of Borrego Springs, CA · 17674 days ago · 15 km deep · 99 km away
  41. 1.612km ENE of Ocotillo Wells, CA · 17674 days ago · 6 km deep · 70 km away
  42. 1.88km SW of Holtville, CA · 17674 days ago · 10 km deep · 3 km away
  43. 2.72km E of Delta, B.C., MX · 17673 days ago · 10 km deep · 54 km away
  44. 5.014km WNW of Alberto Oviedo Mota, B.C., MX · 17672 days ago · 10 km deep · 59 km away
  45. 2.712km W of Alberto Oviedo Mota, B.C., MX · 17672 days ago · 10 km deep · 63 km away
  46. 3.511km SW of Alberto Oviedo Mota, B.C., MX · 17672 days ago · 10 km deep · 70 km away
  47. 2.010km WSW of Delta, B.C., MX · 17672 days ago · 6 km deep · 54 km away
  48. 2.814km WNW of Alberto Oviedo Mota, B.C., MX · 17672 days ago · 10 km deep · 59 km away
  49. 2.913km W of Alberto Oviedo Mota, B.C., MX · 17672 days ago · 10 km deep · 62 km away
  50. 4.013km WSW of Delta, B.C., MX · 17672 days ago · 10 km deep · 54 km away
  51. 2.511km SW of Delta, B.C., MX · 17672 days ago · 10 km deep · 56 km away
  52. 1.912km W of Alberto Oviedo Mota, B.C., MX · 17672 days ago · 6 km deep · 62 km away
  53. 2.612km WNW of Alberto Oviedo Mota, B.C., MX · 17671 days ago · 6 km deep · 61 km away
  54. 1.71km NE of Brawley, CA · 17671 days ago · 10 km deep · 23 km away
  55. 2.212km WNW of Alberto Oviedo Mota, B.C., MX · 17671 days ago · 6 km deep · 60 km away
  56. 2.814km SW of Delta, B.C., MX · 17671 days ago · 10 km deep · 58 km away
  57. 4.115km WSW of Alberto Oviedo Mota, B.C., MX · 17671 days ago · 10 km deep · 68 km away
  58. 1.823km WNW of Imperial, CA · 17671 days ago · 6 km deep · 34 km away
  59. 1.713km WNW of Alberto Oviedo Mota, B.C., MX · 17671 days ago · 6 km deep · 61 km away
  60. 2.218km WNW of Alberto Oviedo Mota, B.C., MX · 17671 days ago · 6 km deep · 58 km away

The first 60 of 192.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3338839. Read Tue, Sep 22, 2026, 10:23 PM UTC.