M2.1 earthquake 34km WSW of Olancha, CA

Magnitude

2.1 (ml), micro

Local time

Sat, Aug 8, 1981, 6:34 AM PDT

UTC

1981-08-08 13:34:08 UTC

Depth

4.9 km (3.0 mi), shallow

Epicenter

36.164° N, 118.351° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.8 km horizontally, 31.6 km in depth

Magnitude uncertainty

±0.04

Depth from

Operator assigned

Station coverage gap

191°, poorly surrounded by stations

Stations used

4

• Springville, CaliforniaPopulation 934. Forecast42 kmE
• Porterville, CaliforniaPopulation 56,058. Forecast61 kmE
• Visalia, CaliforniaPopulation 130,104. Forecast86 kmESE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast235 kmN

After

1. 1.916km NNE of Inyokern, CASat, Aug 8, 10:29 AM PDT · 16481 days ago · 1 km deep · 70 km away
2. 2.316km NNE of Inyokern, CASat, Aug 8, 7:19 PM PDT · 16481 days ago · 2 km deep · 71 km away
3. 1.56km E of Coso Junction, CAWed, Aug 12, 9:44 PM PDT · 16477 days ago · 8 km deep · 45 km away
4. 1.68km SE of Independence, CAFri, Aug 14, 9:02 PM PDT · 16475 days ago · 5 km deep · 69 km away
5. 1.529km ESE of Porterville, CAMon, Aug 17, 5:34 PM PDT · 16472 days ago · 5 km deep · 41 km away
6. 1.79km ESE of Coso Junction, CAMon, Aug 17, 6:59 PM PDT · 16472 days ago · 3 km deep · 48 km away
7. 2.47km W of Delano, CAWed, Aug 19, 12:22 PM PDT · 16470 days ago · 5 km deep · 98 km away
8. 2.817km NNW of Tehachapi, CAWed, Aug 19, 1:51 PM PDT · 16470 days ago · 3 km deep · 100 km away
9. 1.715km NNE of Inyokern, CAWed, Aug 19, 7:43 PM PDT · 16470 days ago · 0 km deep · 71 km away
10. 1.67km E of Coso Junction, CAThu, Aug 20, 2:20 PM PDT · 16469 days ago · 7 km deep · 45 km away
11. 1.624km SSW of Little Lake, CAThu, Aug 20, 6:44 PM PDT · 16469 days ago · 9 km deep · 53 km away
12. 2.16km E of Coso Junction, CAThu, Aug 20, 8:24 PM PDT · 16469 days ago · -1 km deep · 44 km away
13. 1.913km ENE of Little Lake, CAFri, Aug 21, 6:26 AM PDT · 16468 days ago · 0 km deep · 56 km away
14. 1.713km E of Little Lake, CAFri, Aug 21, 10:44 AM PDT · 16468 days ago · 5 km deep · 58 km away
15. 2.06km ESE of Coso Junction, CASat, Aug 22, 11:02 AM PDT · 16467 days ago · -1 km deep · 44 km away
16. 1.927km WSW of Coso Junction, CAMon, Aug 24, 4:20 AM PDT · 16465 days ago · 5 km deep · 25 km away
17. 1.77km NW of Olancha, CAMon, Aug 24, 9:36 PM PDT · 16465 days ago · 5 km deep · 31 km away
18. 1.521km NNW of Tehachapi, CAThu, Aug 27, 3:46 PM PDT · 16462 days ago · 5 km deep · 97 km away
19. 1.513km NNE of Inyokern, CAMon, Aug 31, 1:57 AM PDT · 16459 days ago · -1 km deep · 72 km away
20. 1.814km NE of Inyokern, CAMon, Aug 31, 4:03 AM PDT · 16458 days ago · -1 km deep · 73 km away
21. 1.715km NE of Inyokern, CASat, Sep 5, 7:09 AM PDT · 16453 days ago · 4 km deep · 73 km away
22. 1.516km NE of Coso Junction, CASat, Sep 5, 8:32 AM PDT · 16453 days ago · 4 km deep · 48 km away
23. 1.514km E of Coso Junction, CASat, Sep 5, 12:00 PM PDT · 16453 days ago · 4 km deep · 52 km away
24. 1.67km WNW of Little Lake, CASun, Sep 6, 6:35 AM PDT · 16452 days ago · 4 km deep · 40 km away
25. 1.522km NNW of Tehachapi, CASun, Sep 6, 9:05 PM PDT · 16452 days ago · 4 km deep · 96 km away
26. 2.120km WNW of Inyokern, CAWed, Sep 9, 10:42 AM PDT · 16449 days ago · 1 km deep · 57 km away
27. 2.616km SSW of Searles Valley, CAMon, Sep 14, 12:41 PM PDT · 16444 days ago · -1 km deep · 100 km away
28. 2.020km WNW of Searles Valley, CAMon, Sep 14, 6:53 PM PDT · 16444 days ago · 1 km deep · 77 km away
29. 1.65km WNW of Little Lake, CATue, Sep 15, 5:02 AM PDT · 16443 days ago · 4 km deep · 42 km away
30. 1.59km SSW of Olancha, CAFri, Sep 18, 6:23 AM PDT · 16440 days ago · 5 km deep · 27 km away
31. 2.321km WSW of Olancha, CAFri, Sep 18, 6:56 PM PDT · 16440 days ago · 5 km deep · 13 km away
32. 2.511km SSW of Olancha, CAFri, Sep 18, 11:18 PM PDT · 16440 days ago · 5 km deep · 27 km away
33. 1.514km S of Olancha, CAFri, Sep 18, 11:30 PM PDT · 16440 days ago · 5 km deep · 28 km away
34. 1.79km WNW of Olancha, CASat, Sep 19, 12:17 AM PDT · 16440 days ago · 5 km deep · 30 km away
35. 1.56km WNW of Olancha, CASat, Sep 19, 7:00 AM PDT · 16439 days ago · 5 km deep · 30 km away
36. 2.410km E of Lone Pine, CASun, Sep 20, 6:30 AM PDT · 16438 days ago · 5 km deep · 57 km away
37. 1.918km WNW of Johannesburg, CASat, Sep 26, 11:44 PM PDT · 16432 days ago · -1 km deep · 96 km away
38. 1.712km NNE of Inyokern, CAMon, Sep 28, 2:48 AM PDT · 16431 days ago · 4 km deep · 72 km away
39. 1.627km SSW of Bodfish, CAMon, Sep 28, 9:57 PM PDT · 16430 days ago · 5 km deep · 92 km away
40. 2.223km E of Little Lake, CATue, Sep 29, 4:52 AM PDT · 16429 days ago · 0 km deep · 69 km away
41. 1.619km SSW of Little Lake, CATue, Sep 29, 7:56 AM PDT · 16429 days ago · 3 km deep · 52 km away
42. 1.56km ESE of Bodfish, CATue, Sep 29, 10:30 PM PDT · 16429 days ago · 3 km deep · 68 km away
43. 1.928km ESE of Lake Isabella, CATue, Sep 29, 11:10 PM PDT · 16429 days ago · 5 km deep · 70 km away
44. 1.78km ESE of Coso Junction, CAWed, Sep 30, 3:31 AM PDT · 16429 days ago · 4 km deep · 46 km away
45. 1.916km ESE of Pixley, CAThu, Oct 1, 7:08 PM PDT · 16427 days ago · 5 km deep · 77 km away
46. 2.45km NNW of Olancha, CASat, Oct 3, 7:59 AM PDT · 16425 days ago · 4 km deep · 34 km away
47. 2.12km WNW of Olancha, CASun, Oct 4, 1:15 AM PDT · 16425 days ago · 5 km deep · 33 km away
48. 1.53km SSW of Olancha, CASun, Oct 4, 11:58 AM PDT · 16424 days ago · 4 km deep · 31 km away

Before

1. 1.724km WNW of Inyokern, CAWed, Aug 5, 3:23 PM PDT · 16484 days ago · 8 km deep · 58 km away
2. 1.527km ENE of Little Lake, CAWed, Aug 5, 1:30 AM PDT · 16485 days ago · 1 km deep · 67 km away
3. 2.128km N of Searles Valley, CATue, Aug 4, 7:37 PM PDT · 16485 days ago · -1 km deep · 87 km away
4. 1.72km SW of Kernville, CAMon, Aug 3, 10:55 PM PDT · 16486 days ago · 0 km deep · 48 km away
5. 1.622km N of Searles Valley, CASat, Aug 1, 6:04 PM PDT · 16488 days ago · 0 km deep · 87 km away
6. 2.120km ENE of Coso Junction, CATue, Jul 28, 4:29 AM PDT · 16492 days ago · 2 km deep · 56 km away
7. 1.613km NNE of Lamont, CAMon, Jul 27, 11:14 AM PDT · 16493 days ago · 5 km deep · 99 km away
8. 1.613km ENE of Coso Junction, CASun, Jul 26, 12:48 AM PDT · 16495 days ago · 5 km deep · 48 km away
9. 1.817km E of Little Lake, CASat, Jul 25, 10:49 PM PDT · 16495 days ago · 14 km deep · 63 km away
10. 1.814km NE of Coso Junction, CASat, Jul 25, 6:28 PM PDT · 16495 days ago · 5 km deep · 48 km away
11. 2.916km ENE of Coso Junction, CASat, Jul 25, 1:05 PM PDT · 16495 days ago · 5 km deep · 51 km away
12. 2.216km ENE of Coso Junction, CASat, Jul 25, 11:04 AM PDT · 16495 days ago · 5 km deep · 51 km away
13. 1.617km NE of Coso Junction, CASat, Jul 25, 10:28 AM PDT · 16495 days ago · 5 km deep · 50 km away
14. 2.017km ENE of Coso Junction, CASat, Jul 25, 10:03 AM PDT · 16495 days ago · 3 km deep · 51 km away
15. 2.216km ENE of Coso Junction, CASat, Jul 25, 9:32 AM PDT · 16495 days ago · 5 km deep · 51 km away
16. 1.612km ESE of Olancha, CASat, Jul 25, 3:25 AM PDT · 16496 days ago · 5 km deep · 42 km away
17. 2.013km SE of Olancha, CAFri, Jul 24, 2:15 PM PDT · 16496 days ago · 5 km deep · 42 km away
18. 1.522km E of Coso Junction, CAThu, Jul 23, 10:41 PM PDT · 16497 days ago · 5 km deep · 58 km away
19. 1.82km E of Little Lake, CAThu, Jul 23, 3:26 PM PDT · 16497 days ago · 4 km deep · 50 km away
20. 1.723km NNW of Tehachapi, CAThu, Jul 23, 9:25 AM PDT · 16497 days ago · 5 km deep · 95 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci520793. Read Tue, Sep 22, 2026, 10:26 PM UTC.