M1.7 earthquake 23km NNW of Tehachapi, CA

Magnitude

1.7 (Mh), micro

Magnitude from

Southern California Seismic Network

Local time

Mon, Oct 15, 1979, 12:27 AM PDT

UTC

1979-10-15 07:27:14 UTC

Depth

3.8 km (2.3 mi), shallow

Epicenter

35.328° N, 118.539° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.9 km horizontally, 8.1 km in depth

Magnitude uncertainty

±0.28

Depth from

From location

Station coverage gap

121°

Stations used

10

• Bear Valley Springs, CaliforniaPopulation 5,172. Forecast20 kmNNE
• Tehachapi, CaliforniaPopulation 13,021. Forecast23 kmNNW
• Bakersfield, CaliforniaPopulation 373,640. Forecast44 kmE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast144 kmN

After

1. 1.921km NNW of Grapevine, CAMon, Oct 15, 2:25 PM PDT · 17153 days ago · 0 km deep · 53 km away
2. 2.126km NNW of Tehachapi, CAThu, Oct 18, 2:53 PM PDT · 17150 days ago · 6 km deep · 3 km away
3. 1.620km S of Maricopa, CAThu, Oct 18, 7:49 PM PDT · 17150 days ago · 1 km deep · 94 km away
4. 2.415km N of Pine Mountain Club, CAFri, Oct 19, 4:06 AM PDT · 17150 days ago · 13 km deep · 68 km away
5. 2.120km SW of Olancha, CATue, Oct 23, 12:51 PM PDT · 17145 days ago · 6 km deep · 99 km away
6. 1.824km NNW of Tehachapi, CATue, Oct 23, 1:23 PM PDT · 17145 days ago · 6 km deep · 3 km away
7. 2.023km WSW of Olancha, CATue, Oct 23, 11:52 PM PDT · 17145 days ago · 6 km deep · 99 km away
8. 1.722km SW of Lamont, CASat, Oct 27, 4:56 PM PDT · 17141 days ago · 6 km deep · 56 km away
9. 1.720km N of Tehachapi, CASun, Oct 28, 5:02 PM PST · 17140 days ago · 6 km deep · 6 km away
10. 2.720km NNW of Tehachapi, CASun, Oct 28, 5:21 PM PST · 17140 days ago · 0 km deep · 3 km away
11. 2.320km SE of Bodfish, CATue, Oct 30, 5:04 AM PST · 17138 days ago · 6 km deep · 24 km away
12. 1.922km SW of Little Lake, CATue, Oct 30, 6:48 AM PST · 17138 days ago · 6 km deep · 67 km away
13. 2.33km NNW of Oildale, CATue, Oct 30, 6:10 PM PST · 17138 days ago · 14 km deep · 46 km away
14. 2.115km ENE of Boron, CAWed, Oct 31, 5:40 AM PST · 17137 days ago · 6 km deep · 98 km away
15. 1.818km W of Tehachapi, CAFri, Nov 2, 8:45 AM PST · 17135 days ago · 10 km deep · 23 km away
16. 2.013km N of Grapevine, CASat, Nov 3, 10:54 AM PST · 17134 days ago · 0 km deep · 47 km away
17. 1.89km S of Ridgecrest, CAMon, Nov 5, 11:33 AM PST · 17132 days ago · 6 km deep · 81 km away
18. 3.125km SSW of Bodfish, CAMon, Nov 5, 2:37 PM PST · 17132 days ago · 0 km deep · 10 km away
19. 1.925km SSW of Bodfish, CAMon, Nov 5, 6:08 PM PST · 17132 days ago · 0 km deep · 8 km away
20. 1.515km NNW of Grapevine, CATue, Nov 6, 9:32 AM PST · 17131 days ago · 1 km deep · 52 km away
21. 1.94km NW of Frazier Park, CAWed, Nov 7, 3:00 AM PST · 17131 days ago · 13 km deep · 66 km away
22. 2.824km SSW of Bodfish, CAThu, Nov 8, 4:57 AM PST · 17129 days ago · 0 km deep · 10 km away
23. 2.024km SSW of Bodfish, CAThu, Nov 8, 5:00 AM PST · 17129 days ago · 3 km deep · 9 km away
24. 1.92km N of Coso Junction, CAThu, Nov 8, 10:44 AM PST · 17129 days ago · 6 km deep · 98 km away
25. 2.618km SW of Bodfish, CAThu, Nov 8, 12:41 PM PST · 17129 days ago · 0 km deep · 21 km away
26. 1.820km WSW of Bodfish, CAThu, Nov 8, 12:43 PM PST · 17129 days ago · 6 km deep · 23 km away
27. 1.812km E of Little Lake, CAFri, Nov 9, 10:17 PM PST · 17128 days ago · 0 km deep · 96 km away
28. 2.39km WNW of Kernville, CASat, Nov 10, 8:34 AM PST · 17127 days ago · 5 km deep · 50 km away
29. 2.521km NW of Inyokern, CAMon, Nov 12, 4:10 AM PST · 17125 days ago · 3 km deep · 68 km away
30. 2.116km NW of Tehachapi, CAWed, Nov 14, 1:37 AM PST · 17124 days ago · 6 km deep · 11 km away
31. 1.68km W of Castaic, CAWed, Nov 14, 3:00 AM PST · 17124 days ago · 15 km deep · 94 km away
32. 2.421km NNW of Tehachapi, CAWed, Nov 14, 7:08 PM PST · 17123 days ago · 3 km deep · 2 km away
33. 2.68km ENE of Lake Isabella, CAThu, Nov 22, 8:56 AM PST · 17115 days ago · 0 km deep · 37 km away
34. 3.06km ENE of Lake Isabella, CAThu, Nov 22, 11:44 AM PST · 17115 days ago · 0 km deep · 36 km away
35. 3.06km N of Lamont, CAThu, Nov 22, 10:38 PM PST · 17115 days ago · 6 km deep · 35 km away
36. 2.57km WSW of Grapevine, CAFri, Nov 23, 7:57 AM PST · 17114 days ago · 5 km deep · 62 km away
37. 2.622km NNW of Tehachapi, CASat, Nov 24, 12:16 AM PST · 17114 days ago · 3 km deep · 1 km away
38. 1.914km WSW of Searles Valley, CAMon, Nov 26, 9:22 PM PST · 17111 days ago · 5 km deep · 99 km away
39. 2.87km ENE of Lake Isabella, CAThu, Nov 29, 7:09 AM PST · 17108 days ago · 2 km deep · 36 km away
40. 1.515km NNW of Grapevine, CAFri, Nov 30, 2:06 AM PST · 17108 days ago · 0 km deep · 49 km away
41. 1.916km SW of Frazier Park, CASat, Dec 1, 3:05 AM PST · 17107 days ago · 2 km deep · 84 km away
42. 2.416km N of Boron, CASat, Dec 1, 6:56 AM PST · 17106 days ago · 6 km deep · 86 km away
43. 2.45km SSW of Buttonwillow, CASat, Dec 1, 11:45 PM PST · 17106 days ago · 4 km deep · 87 km away
44. 2.47km ENE of Lake Isabella, CASun, Dec 2, 6:49 PM PST · 17105 days ago · 3 km deep · 37 km away
45. 2.116km N of Boron, CAMon, Dec 3, 2:12 PM PST · 17104 days ago · 6 km deep · 86 km away
46. 2.824km NW of Grapevine, CATue, Dec 4, 7:10 PM PST · 17103 days ago · 0 km deep · 60 km away
47. 2.56km WSW of Arvin, CAWed, Dec 5, 4:14 AM PST · 17102 days ago · 0 km deep · 35 km away
48. 1.817km W of Searles Valley, CAFri, Dec 7, 2:26 AM PST · 17101 days ago · 6 km deep · 100 km away
49. 2.618km W of Searles Valley, CAFri, Dec 7, 2:26 AM PST · 17101 days ago · 3 km deep · 98 km away
50. 2.22km SSE of Grapevine, CATue, Dec 11, 12:27 AM PST · 17097 days ago · 13 km deep · 57 km away
51. 1.68km SSE of Tehachapi, CATue, Dec 11, 4:22 AM PST · 17096 days ago · 4 km deep · 31 km away
52. 1.78km SSE of Tehachapi, CATue, Dec 11, 4:40 AM PST · 17096 days ago · 4 km deep · 31 km away
53. 1.924km WNW of Coso Junction, CAThu, Dec 13, 8:28 AM PST · 17094 days ago · 6 km deep · 90 km away
54. 1.615km NE of Lancaster, CAThu, Dec 13, 11:39 AM PST · 17094 days ago · 3 km deep · 77 km away
55. 1.912km W of Coso Junction, CAThu, Dec 13, 4:49 PM PST · 17094 days ago · 6 km deep · 90 km away

Before

1. 2.522km WNW of Inyokern, CASat, Oct 13, 3:22 AM PDT · 17156 days ago · 2 km deep · 66 km away
2. 2.117km N of Ridgecrest, CAWed, Oct 10, 4:11 AM PDT · 17159 days ago · 0 km deep · 93 km away
3. 1.917km N of Ridgecrest, CAWed, Oct 10, 4:10 AM PDT · 17159 days ago · 2 km deep · 94 km away
4. 2.417km N of Ridgecrest, CATue, Oct 9, 10:30 PM PDT · 17159 days ago · 2 km deep · 92 km away
5. 1.813km NW of Grapevine, CASun, Oct 7, 1:24 AM PDT · 17162 days ago · 2 km deep · 54 km away
6. 2.611km NW of Grapevine, CASun, Oct 7, 12:20 AM PDT · 17162 days ago · 3 km deep · 54 km away
7. 1.917km SW of Bodfish, CATue, Oct 2, 8:40 PM PDT · 17166 days ago · 6 km deep · 18 km away
8. 2.415km SSE of Bodfish, CAMon, Oct 1, 3:10 AM PDT · 17168 days ago · 5 km deep · 19 km away
9. 2.19km ESE of Coso Junction, CASun, Sep 30, 2:00 AM PDT · 17169 days ago · 0 km deep · 98 km away
10. 2.424km SSW of Bodfish, CASat, Sep 29, 11:57 PM PDT · 17169 days ago · 2 km deep · 9 km away
11. 1.52km ESE of Frazier Park, CAThu, Sep 27, 1:52 PM PDT · 17171 days ago · 11 km deep · 67 km away
12. 2.515km SW of Rosedale, CASat, Sep 22, 10:13 PM PDT · 17176 days ago · 3 km deep · 66 km away
13. 2.316km N of Fillmore, CATue, Sep 18, 4:21 PM PDT · 17180 days ago · 13 km deep · 94 km away
14. 1.519km N of Pine Mountain Club, CATue, Sep 18, 1:17 PM PDT · 17180 days ago · 0 km deep · 68 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci10053038. Read Thu, Oct 1, 2026, 11:17 PM UTC.