M1.7 earthquake 8km SSE of Tehachapi, CA

Magnitude

1.7 (mh), micro

Local time

Tue, Dec 11, 1979, 4:40 AM PST

UTC

1979-12-11 12:40:51 UTC

Depth

3.6 km (2.2 mi), shallow

Epicenter

35.066° N, 118.416° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.6 km horizontally, 1.1 km in depth

Depth from

From location

Station coverage gap

131°

Stations used

13

• Tehachapi, CaliforniaPopulation 13,021. Forecast8 kmSSE
• Lancaster, CaliforniaPopulation 161,103. Forecast48 kmNNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast114 kmN

After

1. 1.615km NE of Lancaster, CAThu, Dec 13, 11:39 AM PST · 17085 days ago · 3 km deep · 48 km away
2. 2.99km NE of Grapevine, CASat, Dec 15, 10:03 AM PST · 17083 days ago · 12 km deep · 42 km away
3. 2.28km WSW of Grapevine, CASun, Dec 16, 12:45 AM PST · 17082 days ago · 13 km deep · 56 km away
4. 1.55km NNW of Frazier Park, CAMon, Dec 17, 3:28 PM PST · 17080 days ago · 14 km deep · 55 km away
5. 2.629km ESE of Kernville, CAMon, Dec 17, 4:56 PM PST · 17080 days ago · 5 km deep · 70 km away
6. 2.928km W of Inyokern, CAMon, Dec 17, 4:59 PM PST · 17080 days ago · 6 km deep · 70 km away
7. 2.017km ESE of Arvin, CAWed, Dec 19, 3:05 AM PST · 17079 days ago · 7 km deep · 24 km away
8. 1.923km S of Frazier Park, CAThu, Dec 20, 8:33 AM PST · 17078 days ago · 3 km deep · 72 km away
9. 2.18km E of Lake Isabella, CASat, Dec 22, 8:31 AM PST · 17076 days ago · 2 km deep · 63 km away
10. 2.39km NNW of Mojave, CASun, Dec 23, 4:34 PM PST · 17074 days ago · 6 km deep · 20 km away
11. 1.616km N of Piru, CATue, Dec 25, 1:07 AM PST · 17073 days ago · 6 km deep · 67 km away
12. 2.314km N of Pine Mountain Club, CASat, Dec 29, 9:16 AM PST · 17069 days ago · 5 km deep · 67 km away
13. 2.215km ENE of Boron, CASat, Dec 29, 9:55 PM PST · 17068 days ago · 4 km deep · 83 km away
14. 2.515km E of Lake Isabella, CASat, Dec 29, 10:46 PM PST · 17068 days ago · 1 km deep · 63 km away
15. 2.125km SE of Boron, CASun, Dec 30, 5:43 PM PST · 17067 days ago · 4 km deep · 91 km away
16. 1.712km N of Sunland, CATue, Jan 1, 1:05 AM PST · 17066 days ago · 5 km deep · 79 km away
17. 1.87km E of Santa Clarita, CATue, Jan 1, 1:35 AM PST · 17066 days ago · 10 km deep · 73 km away
18. 2.011km NE of Pine Mountain Club, CATue, Jan 1, 6:47 AM PST · 17066 days ago · 12 km deep · 62 km away
19. 1.619km SW of Rosedale, CAThu, Jan 3, 5:06 AM PST · 17064 days ago · 2 km deep · 84 km away
20. 2.05km NNW of Sunland, CAThu, Jan 3, 3:25 PM PST · 17063 days ago · 6 km deep · 85 km away
21. 1.78km E of Santa Clarita, CASat, Jan 5, 10:37 PM PST · 17061 days ago · 7 km deep · 74 km away
22. 1.617km SE of Bodfish, CASun, Jan 6, 12:49 AM PST · 17061 days ago · 4 km deep · 45 km away
23. 2.17km ENE of Lake Isabella, CASun, Jan 6, 9:48 AM PST · 17061 days ago · 2 km deep · 63 km away
24. 1.66km NNW of Frazier Park, CAFri, Jan 11, 7:09 AM PST · 17056 days ago · 14 km deep · 55 km away
25. 1.612km NE of Pine Mountain Club, CAFri, Jan 11, 9:50 AM PST · 17056 days ago · 12 km deep · 61 km away
26. 1.811km SSW of Arvin, CAMon, Jan 14, 1:43 PM PST · 17053 days ago · 0 km deep · 41 km away
27. 1.620km N of Tehachapi, CATue, Jan 15, 1:40 AM PST · 17052 days ago · 6 km deep · 27 km away
28. 2.17km WSW of Arvin, CATue, Jan 15, 5:07 AM PST · 17052 days ago · 8 km deep · 45 km away
29. 1.516km SSW of Tehachapi, CATue, Jan 22, 10:32 PM PST · 17044 days ago · 0 km deep · 10 km away
30. 2.915km N of Pine Mountain Club, CAWed, Jan 23, 2:21 AM PST · 17044 days ago · 14 km deep · 65 km away
31. 1.76km SSE of Agua Dulce, CAThu, Jan 24, 3:58 PM PST · 17042 days ago · 6 km deep · 70 km away
32. 1.62km SSW of Neenach, CASat, Jan 26, 7:29 PM PST · 17040 days ago · 11 km deep · 39 km away
33. 2.822km N of Tehachapi, CASun, Jan 27, 6:39 PM PST · 17039 days ago · 0 km deep · 30 km away
34. 2.121km NNW of Tehachapi, CASat, Feb 2, 5:34 PM PST · 17033 days ago · 6 km deep · 29 km away
35. 1.68km E of Santa Clarita, CASun, Feb 3, 5:01 PM PST · 17032 days ago · 6 km deep · 72 km away
36. 1.69km SSW of Agua Dulce, CATue, Feb 5, 7:01 AM PST · 17031 days ago · 3 km deep · 72 km away
37. 1.67km ESE of Santa Clarita, CAWed, Feb 6, 3:26 AM PST · 17030 days ago · 16 km deep · 75 km away
38. 2.011km NNE of Lake View Terrace, CAWed, Feb 6, 12:10 PM PST · 17030 days ago · 1 km deep · 79 km away
39. 2.212km NNE of Lake View Terrace, CAThu, Feb 7, 5:55 AM PST · 17029 days ago · 1 km deep · 78 km away
40. 1.611km S of Boron, CAThu, Feb 7, 9:37 PM PST · 17028 days ago · 7 km deep · 72 km away
41. 1.616km NW of Pine Mountain Club, CAFri, Feb 8, 12:38 AM PST · 17028 days ago · 5 km deep · 79 km away
42. 1.612km N of Grapevine, CAFri, Feb 8, 8:34 AM PST · 17028 days ago · 6 km deep · 48 km away

Before

1. 1.68km SSE of Tehachapi, CATue, Dec 11, 4:22 AM PST · 17087 days ago · 4 km deep · 1 km away
2. 2.22km SSE of Grapevine, CATue, Dec 11, 12:27 AM PST · 17087 days ago · 13 km deep · 49 km away
3. 2.110km SW of Valencia, CAMon, Dec 10, 1:58 AM PST · 17088 days ago · 2 km deep · 78 km away
4. 2.411km SSW of Agua Dulce, CASun, Dec 9, 12:35 AM PST · 17089 days ago · 10 km deep · 73 km away
5. 2.56km WSW of Arvin, CAWed, Dec 5, 4:14 AM PST · 17093 days ago · 0 km deep · 46 km away
6. 1.724km ENE of Boron, CATue, Dec 4, 8:23 PM PST · 17093 days ago · 6 km deep · 89 km away
7. 2.824km NW of Grapevine, CATue, Dec 4, 7:10 PM PST · 17093 days ago · 0 km deep · 65 km away
8. 2.116km N of Boron, CAMon, Dec 3, 2:12 PM PST · 17094 days ago · 6 km deep · 73 km away
9. 2.47km ENE of Lake Isabella, CASun, Dec 2, 6:49 PM PST · 17095 days ago · 3 km deep · 64 km away
10. 2.416km N of Boron, CASat, Dec 1, 6:56 AM PST · 17097 days ago · 6 km deep · 73 km away
11. 1.916km SW of Frazier Park, CASat, Dec 1, 3:05 AM PST · 17097 days ago · 2 km deep · 71 km away
12. 1.515km NNW of Grapevine, CAFri, Nov 30, 2:06 AM PST · 17098 days ago · 0 km deep · 51 km away
13. 2.87km ENE of Lake Isabella, CAThu, Nov 29, 7:09 AM PST · 17099 days ago · 2 km deep · 63 km away
14. 2.211km N of Sunland, CAMon, Nov 26, 7:00 AM PST · 17102 days ago · 5 km deep · 79 km away
15. 2.622km NNW of Tehachapi, CASat, Nov 24, 12:16 AM PST · 17104 days ago · 3 km deep · 30 km away
16. 2.57km WSW of Grapevine, CAFri, Nov 23, 7:57 AM PST · 17105 days ago · 5 km deep · 55 km away
17. 3.06km N of Lamont, CAThu, Nov 22, 10:38 PM PST · 17105 days ago · 6 km deep · 54 km away
18. 3.06km ENE of Lake Isabella, CAThu, Nov 22, 11:44 AM PST · 17106 days ago · 0 km deep · 64 km away
19. 2.68km ENE of Lake Isabella, CAThu, Nov 22, 8:56 AM PST · 17106 days ago · 0 km deep · 64 km away
20. 2.421km NNW of Tehachapi, CAWed, Nov 14, 7:08 PM PST · 17113 days ago · 3 km deep · 29 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci3354468. Read Tue, Sep 22, 2026, 9:35 AM UTC.