M1.6 earthquake 17km NNW of Tehachapi, CA

Magnitude

1.6 (mc), micro

Local time

Sat, Oct 20, 1984, 2:34 AM PDT

UTC

1984-10-20 09:34:58 UTC

Depth

5.0 km (3.1 mi), shallow

Epicenter

35.263° N, 118.548° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

Operator assigned

Station coverage gap

105°

Stations used

0

• Bear Valley Springs, CaliforniaPopulation 5,172. Forecast14 kmNNE
• Tehachapi, CaliforniaPopulation 13,021. Forecast17 kmNNW
• Bakersfield, CaliforniaPopulation 373,640. Forecast44 kmESE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast137 kmNNW

After

1. 1.520km NNW of Grapevine, CAMon, Oct 22, 2:03 AM PDT · 15317 days ago · 13 km deep · 48 km away
2. 2.120km SW of Lamont, CAMon, Oct 22, 2:03 AM PDT · 15317 days ago · 12 km deep · 48 km away
3. 1.717km WSW of Johannesburg, CAMon, Oct 22, 11:18 AM PDT · 15316 days ago · 4 km deep · 67 km away
4. 3.58km WSW of Tehachapi, CAMon, Oct 22, 1:28 PM PDT · 15316 days ago · 2 km deep · 18 km away
5. 2.524km NE of Arvin, CAThu, Oct 25, 6:49 PM PDT · 15313 days ago · 5 km deep · 16 km away
6. 1.632km W of Coso Junction, CASat, Oct 27, 4:44 PM PDT · 15311 days ago · 4 km deep · 95 km away
7. 1.731km WNW of Coso Junction, CASat, Oct 27, 6:32 PM PDT · 15311 days ago · 5 km deep · 97 km away
8. 1.76km SSW of Santa Clarita, CASat, Oct 27, 7:33 PM PDT · 15311 days ago · 2 km deep · 100 km away
9. 1.820km SW of Lamont, CASat, Oct 27, 11:54 PM PDT · 15311 days ago · 14 km deep · 48 km away
10. 2.426km S of Bodfish, CASun, Oct 28, 2:54 PM PST · 15310 days ago · 4 km deep · 12 km away
11. 1.719km SW of Lamont, CAMon, Oct 29, 12:17 PM PST · 15309 days ago · 13 km deep · 48 km away
12. 2.223km WNW of Inyokern, CAMon, Oct 29, 11:25 PM PST · 15309 days ago · 7 km deep · 68 km away
13. 2.812km WSW of Tehachapi, CATue, Oct 30, 12:04 PM PST · 15308 days ago · 6 km deep · 18 km away
14. 2.116km NW of Grapevine, CAWed, Oct 31, 1:16 PM PST · 15307 days ago · 12 km deep · 53 km away
15. 1.627km NNE of Kernville, CASat, Nov 3, 10:15 PM PST · 15304 days ago · 4 km deep · 82 km away
16. 1.628km NNE of Kernville, CASun, Nov 4, 12:03 PM PST · 15303 days ago · 4 km deep · 83 km away
17. 1.69km SSW of Johannesburg, CAMon, Nov 5, 4:40 AM PST · 15302 days ago · 4 km deep · 79 km away
18. 2.215km NW of California City, CAMon, Nov 5, 6:06 AM PST · 15302 days ago · 5 km deep · 40 km away
19. 1.915km SSW of Arvin, CATue, Nov 6, 6:09 AM PST · 15301 days ago · 21 km deep · 37 km away
20. 1.82km NNE of Kernville, CATue, Nov 6, 9:08 AM PST · 15301 days ago · 8 km deep · 58 km away
21. 2.331km NNE of Kernville, CATue, Nov 6, 3:57 PM PST · 15301 days ago · 4 km deep · 86 km away
22. 2.515km NE of Ojai, CAWed, Nov 7, 11:38 AM PST · 15300 days ago · 0 km deep · 96 km away
23. 1.620km NNW of Grapevine, CAThu, Nov 8, 9:35 PM PST · 15299 days ago · 15 km deep · 48 km away
24. 2.29km S of Bodfish, CASat, Nov 10, 4:10 AM PST · 15297 days ago · 2 km deep · 27 km away
25. 1.88km WSW of Grapevine, CASat, Nov 10, 7:03 AM PST · 15297 days ago · 14 km deep · 58 km away
26. 1.520km NNE of Kernville, CAWed, Nov 14, 12:01 AM PST · 15294 days ago · 4 km deep · 76 km away
27. 1.913km N of Grapevine, CAThu, Nov 15, 5:20 PM PST · 15292 days ago · 10 km deep · 42 km away
28. 1.818km NE of Lamont, CAThu, Nov 15, 5:45 PM PST · 15292 days ago · 5 km deep · 22 km away
29. 1.617km SW of Lamont, CAFri, Nov 16, 8:54 PM PST · 15291 days ago · 16 km deep · 47 km away
30. 1.610km S of Bodfish, CASun, Nov 18, 12:45 AM PST · 15290 days ago · 1 km deep · 26 km away
31. 3.119km ESE of Little Lake, CASun, Nov 18, 9:02 PM PST · 15289 days ago · 4 km deep · 100 km away
32. 1.88km ESE of Little Lake, CASun, Nov 18, 10:43 PM PST · 15289 days ago · 8 km deep · 98 km away
33. 2.68km ESE of Little Lake, CASun, Nov 18, 11:37 PM PST · 15289 days ago · 6 km deep · 98 km away
34. 2.08km ESE of Little Lake, CAMon, Nov 19, 12:09 AM PST · 15289 days ago · 6 km deep · 98 km away
35. 1.918km N of Fillmore, CATue, Nov 20, 3:23 AM PST · 15287 days ago · 13 km deep · 86 km away
36. 1.626km NNW of Tehachapi, CAThu, Nov 22, 3:18 PM PST · 15285 days ago · 5 km deep · 10 km away
37. 1.514km NE of Ojai, CAThu, Nov 22, 3:35 PM PST · 15285 days ago · 2 km deep · 96 km away
38. 1.920km SW of Lamont, CAFri, Nov 23, 5:12 AM PST · 15284 days ago · 14 km deep · 48 km away
39. 1.919km SW of Lamont, CAFri, Nov 23, 5:17 AM PST · 15284 days ago · 5 km deep · 49 km away
40. 2.219km SW of Lamont, CAFri, Nov 23, 5:35 AM PST · 15284 days ago · 5 km deep · 48 km away
41. 2.718km ESE of Little Lake, CAFri, Nov 23, 5:00 PM PST · 15284 days ago · 5 km deep · 99 km away
42. 1.624km SSW of Maricopa, CAFri, Nov 23, 8:10 PM PST · 15284 days ago · 2 km deep · 94 km away
43. 2.79km SE of Kernville, CAFri, Nov 23, 9:03 PM PST · 15284 days ago · 5 km deep · 51 km away
44. 2.016km SSW of Maricopa, CASat, Nov 24, 1:49 PM PST · 15283 days ago · 11 km deep · 90 km away
45. 2.322km WNW of Grapevine, CASun, Nov 25, 4:54 AM PST · 15282 days ago · 13 km deep · 59 km away
46. 2.31km ESE of Grapevine, CASun, Nov 25, 9:25 PM PST · 15282 days ago · 14 km deep · 49 km away
47. 2.326km NNE of Kernville, CATue, Nov 27, 4:01 PM PST · 15280 days ago · 4 km deep · 82 km away
48. 1.92km NW of Frazier Park, CAThu, Nov 29, 5:57 PM PST · 15278 days ago · 13 km deep · 60 km away
49. 2.421km NNW of Tehachapi, CASun, Dec 2, 12:12 PM PST · 15275 days ago · 4 km deep · 5 km away
50. 1.619km NNE of Kernville, CASun, Dec 2, 5:04 PM PST · 15275 days ago · 4 km deep · 75 km away
51. 1.628km NNE of Kernville, CAMon, Dec 3, 6:38 AM PST · 15274 days ago · 4 km deep · 84 km away
52. 2.010km SSW of Arvin, CAMon, Dec 3, 11:02 PM PST · 15274 days ago · 6 km deep · 32 km away
53. 1.920km SW of Lamont, CATue, Dec 4, 2:05 AM PST · 15273 days ago · 13 km deep · 48 km away
54. 2.219km SW of Lamont, CATue, Dec 4, 2:07 AM PST · 15273 days ago · 13 km deep · 48 km away
55. 1.820km SW of Lamont, CATue, Dec 4, 2:08 AM PST · 15273 days ago · 12 km deep · 49 km away
56. 2.14km N of Buttonwillow, CATue, Dec 4, 4:17 AM PST · 15273 days ago · 5 km deep · 86 km away
57. 1.520km SW of Lamont, CATue, Dec 4, 8:45 AM PST · 15273 days ago · 12 km deep · 47 km away
58. 2.19km SE of Tehachapi, CAWed, Dec 5, 2:25 PM PST · 15272 days ago · 3 km deep · 26 km away
59. 1.59km SE of Tehachapi, CAWed, Dec 5, 8:28 PM PST · 15272 days ago · 4 km deep · 26 km away
60. 1.68km ESE of Santa Clarita, CAFri, Dec 7, 2:36 AM PST · 15270 days ago · 5 km deep · 96 km away

The first 60 of 74.

Before

1. 1.820km SW of Little Lake, CAFri, Oct 19, 7:49 AM PDT · 15319 days ago · 10 km deep · 75 km away
2. 2.625km NNE of California City, CAWed, Oct 17, 5:24 PM PDT · 15321 days ago · 7 km deep · 58 km away
3. 1.621km NNE of Inyokern, CAFri, Oct 12, 9:41 PM PDT · 15326 days ago · 4 km deep · 98 km away
4. 1.719km NNW of Grapevine, CAWed, Oct 10, 2:39 PM PDT · 15328 days ago · 12 km deep · 48 km away
5. 1.514km NNE of Inyokern, CATue, Oct 9, 7:37 AM PDT · 15329 days ago · 5 km deep · 90 km away
6. 2.119km SW of Lamont, CAMon, Oct 8, 3:54 PM PDT · 15330 days ago · 14 km deep · 47 km away
7. 2.01km S of Castaic, CAMon, Oct 8, 4:06 AM PDT · 15330 days ago · 7 km deep · 87 km away
8. 1.81km SSE of Castaic, CAMon, Oct 8, 3:44 AM PDT · 15330 days ago · 4 km deep · 87 km away
9. 1.71km SE of Castaic, CAMon, Oct 8, 3:44 AM PDT · 15330 days ago · 7 km deep · 87 km away
10. 1.720km NNE of Kernville, CASat, Oct 6, 9:05 PM PDT · 15332 days ago · 5 km deep · 76 km away
11. 3.112km S of Tehachapi, CASat, Oct 6, 1:21 AM PDT · 15333 days ago · 6 km deep · 28 km away
12. 1.710km N of Grapevine, CAFri, Oct 5, 3:47 PM PDT · 15333 days ago · 12 km deep · 43 km away
13. 2.410km ESE of Santa Clarita, CAFri, Oct 5, 11:24 AM PDT · 15333 days ago · 5 km deep · 100 km away
14. 1.65km S of Johannesburg, CAFri, Oct 5, 10:51 AM PDT · 15333 days ago · 7 km deep · 84 km away
15. 2.47km S of Johannesburg, CAThu, Oct 4, 7:30 PM PDT · 15334 days ago · 7 km deep · 82 km away
16. 2.76km S of Johannesburg, CAThu, Oct 4, 4:07 PM PDT · 15334 days ago · 7 km deep · 82 km away
17. 1.710km WSW of Rosamond, CAWed, Oct 3, 5:03 PM PDT · 15335 days ago · 5 km deep · 54 km away
18. 1.810km ESE of Piru, CAWed, Oct 3, 3:12 AM PDT · 15335 days ago · 2 km deep · 97 km away
19. 1.521km ESE of Lake Isabella, CATue, Oct 2, 7:07 AM PDT · 15336 days ago · 8 km deep · 39 km away
20. 3.317km NW of Grapevine, CAMon, Oct 1, 7:37 AM PDT · 15337 days ago · 21 km deep · 54 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci52763. Read Mon, Sep 28, 2026, 9:26 PM UTC.