California earthquakes

M1.6 earthquake 18km NNW of Tehachapi, CA

A magnitude 1.6 earthquake struck 18km NNW of Tehachapi, CA on Tue, Apr 5, 1977, 7:01 PM PST (03:01 UTC), 6 km (3 mi) below the surface.

A larger quake followed: M2.8 26km SW of Little Lake, CA. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.6 (Mh), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1977-04-06 03:01:29 UTC
Depth
5.6 km (3.5 mi), shallow
Epicenter
35.268° N, 118.555° 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 3.4 km horizontally, 14.6 km in depth
Depth from
From location
Station coverage gap
174°
Stations used
4

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 63 in the 60 days after this one and 38 in the 30 days before it.

After

  1. 1.610km WSW of Lake Hughes, CA · 18079 days ago · 0 km deep · 68 km away
  2. 1.610km WSW of Grapevine, CA · 18078 days ago · 6 km deep · 58 km away
  3. 2.314km W of Little Lake, CA · 18077 days ago · 6 km deep · 84 km away
  4. 1.716km NW of Grapevine, CA · 18077 days ago · 28 km deep · 51 km away
  5. 1.68km E of Santa Clarita, CA · 18076 days ago · 10 km deep · 96 km away
  6. 2.17km E of Santa Clarita, CA · 18075 days ago · 10 km deep · 95 km away
  7. 1.622km SSW of Frazier Park, CA · 18075 days ago · 0 km deep · 82 km away
  8. 1.615km NE of Neenach, CA · 18075 days ago · 0 km deep · 46 km away
  9. 1.721km NW of Grapevine, CA · 18073 days ago · 1 km deep · 54 km away
  10. 2.413km NNE of Inyokern, CA · 18071 days ago · 2 km deep · 90 km away
  11. 2.03km SE of Valencia, CA · 18071 days ago · 0 km deep · 93 km away
  12. 2.616km NNE of Inyokern, CA · 18071 days ago · 0 km deep · 94 km away
  13. 2.27km E of Santa Clarita, CA · 18071 days ago · 14 km deep · 96 km away
  14. 2.826km SW of Little Lake, CA · 18070 days ago · 0 km deep · 69 km away
  15. 2.526km SW of Little Lake, CA · 18070 days ago · 0 km deep · 69 km away
  16. 2.720km NNW of Tehachapi, CA · 18069 days ago · 6 km deep · 5 km away
  17. 2.27km NNE of Santa Clarita, CA · 18066 days ago · 16 km deep · 89 km away
  18. 2.227km WSW of Pine Mountain Club, CA · 18065 days ago · 0 km deep · 98 km away
  19. 2.54km S of Frazier Park, CA · 18063 days ago · 13 km deep · 64 km away
  20. 1.822km SSW of Bodfish, CA · 18062 days ago · 6 km deep · 16 km away
  21. 1.510km W of Tehachapi, CA · 18060 days ago · 4 km deep · 16 km away
  22. 2.326km WNW of Inyokern, CA · 18058 days ago · 6 km deep · 69 km away
  23. 2.510km E of Santa Clarita, CA · 18056 days ago · 7 km deep · 96 km away
  24. 1.824km SW of Little Lake, CA · 18054 days ago · 0 km deep · 71 km away
  25. 2.316km SE of Bodfish, CA · 18052 days ago · 5 km deep · 29 km away
  26. 2.212km N of Grapevine, CA · 18049 days ago · 4 km deep · 43 km away
  27. 1.67km E of Santa Clarita, CA · 18049 days ago · 7 km deep · 95 km away
  28. 1.719km NW of Grapevine, CA · 18048 days ago · 6 km deep · 53 km away
  29. 2.125km S of Bodfish, CA · 18048 days ago · 6 km deep · 13 km away
  30. 1.524km S of Bodfish, CA · 18047 days ago · 6 km deep · 14 km away
  31. 1.68km S of Lamont, CA · 18046 days ago · 6 km deep · 35 km away
  32. 1.52km NW of Frazier Park, CA · 18046 days ago · 16 km deep · 61 km away
  33. 2.225km S of Bodfish, CA · 18044 days ago · 0 km deep · 13 km away
  34. 1.714km SE of Arvin, CA · 18043 days ago · 5 km deep · 25 km away
  35. 1.62km ESE of Castaic, CA · 18043 days ago · 6 km deep · 87 km away
  36. 2.11km SSE of Castaic, CA · 18043 days ago · 3 km deep · 88 km away
  37. 1.513km NNE of Ojai, CA · 18042 days ago · 4 km deep · 98 km away
  38. 1.74km NW of Grapevine, CA · 18041 days ago · 16 km deep · 49 km away
  39. 1.618km N of Pine Mountain Club, CA · 18041 days ago · 6 km deep · 60 km away
  40. 1.816km NNW of Grapevine, CA · 18040 days ago · 6 km deep · 47 km away
  41. 1.98km ENE of Santa Clarita, CA · 18040 days ago · 6 km deep · 92 km away
  42. 2.45km S of Lamont, CA · 18040 days ago · 6 km deep · 33 km away
  43. 1.89km ESE of Santa Clarita, CA · 18039 days ago · 5 km deep · 100 km away
  44. 2.012km NNW of Ridgecrest, CA · 18039 days ago · 0 km deep · 91 km away
  45. 1.77km W of Tehachapi, CA · 18036 days ago · 3 km deep · 16 km away
  46. 1.66km N of Frazier Park, CA · 18036 days ago · 6 km deep · 56 km away
  47. 2.012km ESE of Bodfish, CA · 18036 days ago · 6 km deep · 35 km away
  48. 2.014km N of Pine Mountain Club, CA · 18034 days ago · 5 km deep · 62 km away
  49. 2.426km WNW of Inyokern, CA · 18032 days ago · 6 km deep · 63 km away
  50. 1.610km N of Fillmore, CA · 18032 days ago · 6 km deep · 93 km away
  51. 1.718km ESE of Arvin, CA · 18031 days ago · 6 km deep · 15 km away
  52. 1.722km NNW of Tehachapi, CA · 18031 days ago · 6 km deep · 4 km away
  53. 2.416km SSW of Neenach, CA · 18031 days ago · 11 km deep · 70 km away
  54. 1.721km ENE of Grapevine, CA · 18029 days ago · 6 km deep · 31 km away
  55. 1.720km NNE of Ojai, CA · 18026 days ago · 0 km deep · 90 km away
  56. 1.818km NW of Grapevine, CA · 18024 days ago · 0 km deep · 50 km away
  57. 2.816km NW of Grapevine, CA · 18024 days ago · 0 km deep · 49 km away
  58. 2.04km E of Santa Clarita, CA · 18024 days ago · 12 km deep · 95 km away
  59. 1.910km NNW of Kernville, CA · 18023 days ago · 6 km deep · 64 km away
  60. 2.03km W of Bodfish, CA · 18022 days ago · 6 km deep · 35 km away

The first 60 of 63.

Before

  1. 3.07km W of Tehachapi, CA · 18081 days ago · 6 km deep · 15 km away
  2. 1.712km SSE of Tehachapi, CA · 18083 days ago · 8 km deep · 30 km away
  3. 1.922km SSE of Bodfish, CA · 18084 days ago · 6 km deep · 17 km away
  4. 2.019km N of Ridgecrest, CA · 18084 days ago · 6 km deep · 98 km away
  5. 1.75km E of Vincent, CA · 18085 days ago · 3 km deep · 97 km away
  6. 2.324km SE of Bodfish, CA · 18086 days ago · 6 km deep · 29 km away
  7. 1.616km NE of Grapevine, CA · 18086 days ago · 6 km deep · 33 km away
  8. 2.99km ESE of Santa Clarita, CA · 18088 days ago · 0 km deep · 98 km away
  9. 1.911km NNE of Santa Clarita, CA · 18088 days ago · 29 km deep · 85 km away
  10. 2.613km NE of Inyokern, CA · 18095 days ago · 0 km deep · 91 km away
  11. 2.012km NNW of Ridgecrest, CA · 18096 days ago · 2 km deep · 91 km away
  12. 2.814km NE of Inyokern, CA · 18096 days ago · 0 km deep · 93 km away
  13. 3.010km NE of Inyokern, CA · 18096 days ago · 2 km deep · 89 km away
  14. 2.510km NE of Inyokern, CA · 18096 days ago · 2 km deep · 89 km away
  15. 2.613km N of Ridgecrest, CA · 18098 days ago · 2 km deep · 93 km away
  16. 1.914km NNE of Inyokern, CA · 18098 days ago · 2 km deep · 93 km away
  17. 2.112km NNW of Ridgecrest, CA · 18099 days ago · 3 km deep · 93 km away
  18. 2.011km NE of Inyokern, CA · 18099 days ago · 2 km deep · 90 km away
  19. 2.112km N of Ridgecrest, CA · 18099 days ago · 2 km deep · 93 km away
  20. 2.012km NNW of Ridgecrest, CA · 18099 days ago · 2 km deep · 92 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci9978214. Read Sun, Oct 4, 2026, 4:43 PM UTC.