M1.7 earthquake 10km SE of Olancha, CA

Magnitude

1.7 (ML, local (Richter)), micro

Magnitude from

Southern California Seismic Network

Local time

Sat, Feb 20, 2021, 6:40 PM PST

UTC

2021-02-21 02:40:15 UTC

Depth

4.9 km (3.0 mi), shallow

Epicenter

36.220° N, 117.925° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.2 km horizontally, 0.9 km in depth

Magnitude uncertainty

±0.26

Depth from

From location

Station coverage gap

45°

Stations used

29

• Lone Pine, CaliforniaPopulation 2,035. Forecast45 kmSSE
• Ridgecrest, CaliforniaPopulation 28,780. Forecast70 kmNNW
• Visalia, CaliforniaPopulation 130,104. Forecast123 kmE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast243 kmN

After

1. 1.66km ESE of Lone Pine, CASat, Feb 20, 9:50 PM PST · 2050 days ago · 6 km deep · 39 km away
2. 1.627km N of Searles Valley, CASat, Feb 20, 10:13 PM PST · 2050 days ago · 3 km deep · 55 km away
3. 1.810km SE of Olancha, CASat, Feb 20, 10:35 PM PST · 2050 days ago · 3 km deep · 1 km away
4. 2.116km SSW of Olancha, CASun, Feb 21, 4:32 AM PST · 2050 days ago · 3 km deep · 15 km away
5. 1.819km E of Little Lake, CASun, Feb 21, 5:43 AM PST · 2050 days ago · 2 km deep · 38 km away
6. 2.524km NNE of Trona, CASun, Feb 21, 5:44 AM PST · 2050 days ago · 3 km deep · 61 km away
7. 2.121km ESE of Little Lake, CAMon, Feb 22, 1:17 AM PST · 2049 days ago · 4 km deep · 43 km away
8. 2.321km ESE of Little Lake, CAMon, Feb 22, 1:19 AM PST · 2049 days ago · 5 km deep · 43 km away
9. 1.921km ESE of Little Lake, CAMon, Feb 22, 1:40 AM PST · 2049 days ago · 6 km deep · 43 km away
10. 2.321km ESE of Little Lake, CAMon, Feb 22, 1:40 AM PST · 2049 days ago · 6 km deep · 43 km away
11. 2.021km ESE of Little Lake, CAMon, Feb 22, 2:01 AM PST · 2049 days ago · 5 km deep · 43 km away
12. 2.013km NE of Ridgecrest, CAMon, Feb 22, 2:55 AM PST · 2049 days ago · 9 km deep · 65 km away
13. 2.49km SW of Searles Valley, CAMon, Feb 22, 9:50 AM PST · 2049 days ago · 3 km deep · 71 km away
14. 1.814km SSW of Olancha, CAMon, Feb 22, 11:55 AM PST · 2049 days ago · 2 km deep · 15 km away
15. 1.915km SSW of Olancha, CAMon, Feb 22, 11:55 AM PST · 2049 days ago · 2 km deep · 15 km away
16. 2.421km SW of Olancha, CAMon, Feb 22, 2:07 PM PST · 2049 days ago · 2 km deep · 24 km away
17. 1.519km ESE of Little Lake, CAMon, Feb 22, 6:48 PM PST · 2049 days ago · 8 km deep · 42 km away
18. 2.37km ESE of Lone Pine, CATue, Feb 23, 1:11 AM PST · 2048 days ago · 7 km deep · 39 km away
19. 1.814km NE of Ridgecrest, CATue, Feb 23, 2:37 AM PST · 2048 days ago · 8 km deep · 67 km away
20. 1.912km SSW of Searles Valley, CATue, Feb 23, 5:57 AM PST · 2048 days ago · 7 km deep · 73 km away
21. 2.120km ESE of Little Lake, CATue, Feb 23, 10:22 PM PST · 2047 days ago · 5 km deep · 44 km away
22. 2.87km ESE of Lone Pine, CAWed, Feb 24, 4:00 AM PST · 2047 days ago · 7 km deep · 38 km away · felt by 2
23. 1.513km WSW of Searles Valley, CAWed, Feb 24, 2:26 PM PST · 2047 days ago · 7 km deep · 66 km away
24. 2.915km SSW of Olancha, CAWed, Feb 24, 5:28 PM PST · 2047 days ago · 2 km deep · 14 km away
25. 1.915km SSW of Olancha, CAWed, Feb 24, 6:20 PM PST · 2047 days ago · 2 km deep · 15 km away
26. 1.615km ENE of Ridgecrest, CAWed, Feb 24, 8:40 PM PST · 2047 days ago · 7 km deep · 70 km away
27. 1.918km ESE of Olancha, CAThu, Feb 25, 11:08 AM PST · 2046 days ago · 9 km deep · 9 km away
28. 1.617km ESE of Olancha, CAThu, Feb 25, 11:10 AM PST · 2046 days ago · 8 km deep · 8 km away
29. 1.524km NNE of Trona, CAThu, Feb 25, 11:54 AM PST · 2046 days ago · 4 km deep · 60 km away
30. 2.123km NNE of Trona, CAThu, Feb 25, 4:58 PM PST · 2046 days ago · 3 km deep · 60 km away
31. 2.524km N of Trona, CAThu, Feb 25, 5:58 PM PST · 2046 days ago · 4 km deep · 60 km away · felt by 2
32. 1.621km SW of Olancha, CAThu, Feb 25, 9:28 PM PST · 2046 days ago · 5 km deep · 24 km away
33. 1.624km N of Trona, CAThu, Feb 25, 10:01 PM PST · 2045 days ago · 2 km deep · 59 km away
34. 1.624km N of Trona, CAThu, Feb 25, 10:31 PM PST · 2045 days ago · 3 km deep · 60 km away
35. 1.611km E of Ridgecrest, CAFri, Feb 26, 12:21 AM PST · 2045 days ago · 7 km deep · 73 km away
36. 1.616km SE of Lone Pine, CAFri, Feb 26, 3:15 AM PST · 2045 days ago · 9 km deep · 29 km away
37. 1.924km ESE of Little Lake, CAFri, Feb 26, 5:55 AM PST · 2045 days ago · 6 km deep · 46 km away
38. 2.415km SSW of Olancha, CAFri, Feb 26, 10:05 AM PST · 2045 days ago · 3 km deep · 15 km away
39. 1.612km NE of Coso Junction, CAFri, Feb 26, 3:24 PM PST · 2045 days ago · 3 km deep · 11 km away
40. 1.712km NE of Coso Junction, CAFri, Feb 26, 3:24 PM PST · 2045 days ago · 4 km deep · 11 km away
41. 2.420km S of Trona, CAFri, Feb 26, 5:50 PM PST · 2045 days ago · 8 km deep · 86 km away
42. 1.614km SW of Searles Valley, CAFri, Feb 26, 9:23 PM PST · 2045 days ago · 11 km deep · 71 km away
43. 3.111km SW of Searles Valley, CASat, Feb 27, 12:17 AM PST · 2044 days ago · 8 km deep · 72 km away · felt by 17
44. 2.022km N of Ridgecrest, CASat, Feb 27, 3:00 AM PST · 2044 days ago · 8 km deep · 52 km away
45. 1.515km SW of Searles Valley, CASat, Feb 27, 6:03 AM PST · 2044 days ago · 10 km deep · 71 km away
46. 2.518km ESE of Lone Pine, CASat, Feb 27, 6:57 AM PST · 2044 days ago · 9 km deep · 31 km away · felt by 1
47. 1.922km ESE of Little Lake, CASat, Feb 27, 1:02 PM PST · 2044 days ago · 5 km deep · 43 km away
48. 1.718km SE of Lone Pine, CASat, Feb 27, 1:46 PM PST · 2044 days ago · 8 km deep · 30 km away
49. 2.720km E of Little Lake, CASat, Feb 27, 6:56 PM PST · 2044 days ago · 3 km deep · 41 km away
50. 1.615km SSW of Olancha, CASat, Feb 27, 10:03 PM PST · 2043 days ago · 2 km deep · 14 km away
51. 2.36km ESE of Lone Pine, CASun, Feb 28, 1:22 AM PST · 2043 days ago · 7 km deep · 39 km away
52. 1.914km ESE of Olancha, CASun, Feb 28, 1:37 AM PST · 2043 days ago · 2 km deep · 7 km away
53. 2.27km ESE of Lone Pine, CASun, Feb 28, 2:09 AM PST · 2043 days ago · 7 km deep · 39 km away
54. 3.57km ESE of Lone Pine, CASun, Feb 28, 5:46 AM PST · 2043 days ago · 8 km deep · 38 km away · felt by 34
55. 1.613km NE of Ridgecrest, CASun, Feb 28, 9:48 PM PST · 2042 days ago · 7 km deep · 65 km away
56. 1.832km ESE of Lake Isabella, CAMon, Mar 1, 1:44 AM PST · 2042 days ago · 3 km deep · 79 km away
57. 1.915km SE of Lone Pine, CAMon, Mar 1, 4:14 AM PST · 2042 days ago · 8 km deep · 29 km away
58. 2.015km ESE of Little Lake, CAMon, Mar 1, 10:01 AM PST · 2042 days ago · 7 km deep · 38 km away
59. 1.821km SW of Olancha, CAMon, Mar 1, 1:49 PM PST · 2042 days ago · 6 km deep · 24 km away
60. 1.920km SW of Olancha, CAMon, Mar 1, 1:52 PM PST · 2042 days ago · 7 km deep · 24 km away

The first 60 of at least 201.

Before

1. 1.815km SSW of Olancha, CASat, Feb 20, 6:00 PM PST · 2051 days ago · 4 km deep · 15 km away
2. 2.316km SSW of Olancha, CASat, Feb 20, 5:41 PM PST · 2051 days ago · 2 km deep · 15 km away
3. 2.515km SSW of Olancha, CASat, Feb 20, 5:24 PM PST · 2051 days ago · 2 km deep · 15 km away
4. 3.515km SSW of Olancha, CASat, Feb 20, 5:19 PM PST · 2051 days ago · 2 km deep · 15 km away
5. 1.817km S of Searles Valley, CASat, Feb 20, 12:08 PM PST · 2051 days ago · 8 km deep · 80 km away
6. 1.618km S of Trona, CASat, Feb 20, 9:38 AM PST · 2051 days ago · 10 km deep · 83 km away
7. 1.921km E of Little Lake, CASat, Feb 20, 9:01 AM PST · 2051 days ago · 3 km deep · 37 km away
8. 1.613km N of Trona, CASat, Feb 20, 7:57 AM PST · 2051 days ago · 8 km deep · 63 km away
9. 2.322km S of Trona, CASat, Feb 20, 1:54 AM PST · 2051 days ago · 10 km deep · 87 km away
10. 1.718km SSW of Searles Valley, CASat, Feb 20, 12:40 AM PST · 2051 days ago · 8 km deep · 78 km away
11. 2.014km SSW of Searles Valley, CAFri, Feb 19, 10:49 PM PST · 2051 days ago · 7 km deep · 77 km away
12. 2.814km WSW of Searles Valley, CAFri, Feb 19, 6:33 PM PST · 2052 days ago · 3 km deep · 66 km away · felt by 1
13. 1.714km SW of Searles Valley, CAFri, Feb 19, 5:14 PM PST · 2052 days ago · 9 km deep · 72 km away
14. 1.625km NNE of Trona, CAFri, Feb 19, 3:49 PM PST · 2052 days ago · 5 km deep · 60 km away
15. 1.821km SW of Olancha, CAFri, Feb 19, 12:25 PM PST · 2052 days ago · 2 km deep · 24 km away
16. 3.024km NNE of Trona, CAFri, Feb 19, 12:52 AM PST · 2052 days ago · 3 km deep · 61 km away · felt by 6
17. 1.612km SW of Searles Valley, CAThu, Feb 18, 9:49 AM PST · 2053 days ago · 5 km deep · 71 km away
18. 1.623km NNE of Trona, CAThu, Feb 18, 7:00 AM PST · 2053 days ago · 3 km deep · 61 km away
19. 1.716km W of Searles Valley, CAThu, Feb 18, 5:10 AM PST · 2053 days ago · 10 km deep · 60 km away
20. 2.218km SSW of Searles Valley, CAWed, Feb 17, 2:43 PM PST · 2054 days ago · 10 km deep · 79 km away · felt by 1

From the USGS Earthquake Hazards Program and its partner networks, event ci39796296. Read Sat, Oct 3, 2026, 5:15 PM UTC.