M1.5 earthquake 7km ENE of Mineral, CA

Magnitude

1.5 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Mon, Feb 22, 2021, 9:11 AM PST

UTC

2021-02-22 17:11:39 UTC

Depth

9.1 km (5.6 mi), shallow

Epicenter

40.382° N, 121.495° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 0.4 km in depth

Magnitude uncertainty

±0.11

Depth from

From location

Station coverage gap

134°

Stations used

10

• Chester, CaliforniaPopulation 2,144. Forecast24 kmWNW
• Magalia, CaliforniaPopulation 11,310. Forecast64 kmN
• Chico, CaliforniaPopulation 121,345. Forecast78 kmNNE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast760 kmNNW

After

1. 2.08km NNW of Chester, CAFri, Feb 26, 2:04 PM PST · 2046 days ago · 5 km deep · 20 km away
2. 1.816km NNW of Shingletown, CASat, Mar 6, 4:03 PM PST · 2038 days ago · 15 km deep · 47 km away
3. 1.56km NNE of Almanor, CASun, Mar 7, 9:08 AM PST · 2037 days ago · 8 km deep · 31 km away · felt by 1
4. 2.64km NNE of Almanor, CASun, Mar 7, 9:11 AM PST · 2037 days ago · 9 km deep · 32 km away · felt by 5
5. 1.92km SSW of Shasta Lake, CAFri, Mar 12, 5:15 PM PST · 2032 days ago · 19 km deep · 81 km away
6. 2.825km NNW of Shasta Lake, CASat, Mar 13, 9:57 PM PST · 2031 days ago · 18 km deep · 98 km away · felt by 83
7. 1.619km NW of Viola, CASun, Mar 14, 8:55 AM PDT · 2030 days ago · 9 km deep · 40 km away
8. 2.315km E of Anderson, CATue, Mar 16, 1:09 AM PDT · 2029 days ago · 21 km deep · 53 km away
9. 1.813km NNE of Shingletown, CAWed, Mar 17, 4:11 PM PDT · 2027 days ago · 7 km deep · 36 km away
10. 1.511km SW of Chester, CAWed, Mar 17, 8:39 PM PDT · 2027 days ago · 9 km deep · 21 km away
11. 1.925km N of Shasta Lake, CATue, Mar 23, 12:07 PM PDT · 2021 days ago · 8 km deep · 96 km away · felt by 1
12. 2.513km N of Viola, CAWed, Mar 24, 2:38 AM PDT · 2020 days ago · 8 km deep · 31 km away
13. 2.126km N of Shasta Lake, CAWed, Mar 24, 8:09 PM PDT · 2020 days ago · 15 km deep · 97 km away
14. 1.516km NNW of Shingletown, CAMon, Mar 29, 7:21 PM PDT · 2015 days ago · 3 km deep · 49 km away
15. 1.72 km ENE of East Quincy, CaliforniaTue, Mar 30, 12:10 AM PDT · 2015 days ago · 15 km deep · 72 km away
16. 3.013km W of Shingletown, CAWed, Mar 31, 11:03 PM PDT · 2013 days ago · 19 km deep · 47 km away · felt by 77
17. 1.512km W of Shingletown, CASun, Apr 4, 2:52 AM PDT · 2009 days ago · 17 km deep · 47 km away
18. 1.66km WNW of Palo Cedro, CASun, Apr 4, 5:29 AM PDT · 2009 days ago · 15 km deep · 72 km away
19. 1.814km NNE of Mineral, CASun, Apr 4, 9:32 AM PDT · 2009 days ago · 3 km deep · 10 km away
20. 2.214km NNE of Mineral, CASun, Apr 4, 9:38 AM PDT · 2009 days ago · 3 km deep · 11 km away
21. 1.95km NNE of Almanor, CAMon, Apr 5, 3:10 AM PDT · 2008 days ago · 7 km deep · 32 km away
22. 1.84km SSE of Hamilton City, CAMon, Apr 5, 4:26 AM PDT · 2008 days ago · 16 km deep · 87 km away
23. 1.730km NNW of Forest Ranch, CATue, Apr 6, 5:59 AM PDT · 2007 days ago · 16 km deep · 37 km away
24. 1.928km N of Shasta Lake, CAThu, Apr 8, 9:43 PM PDT · 2005 days ago · 15 km deep · 96 km away
25. 2.02km ENE of Montgomery Creek, CAFri, Apr 9, 6:08 AM PDT · 2004 days ago · 15 km deep · 62 km away
26. 2.23km ENE of Canyondam, CASat, Apr 10, 1:16 AM PDT · 2004 days ago · 5 km deep · 44 km away
27. 2.39km ENE of Viola, CASun, Apr 11, 8:30 PM PDT · 2002 days ago · 3 km deep · 19 km away
28. 1.623km N of Shasta Lake, CAMon, Apr 12, 12:22 AM PDT · 2002 days ago · 9 km deep · 94 km away
29. 1.921km SE of Anderson, CAWed, Apr 14, 10:41 AM PDT · 1999 days ago · 12 km deep · 51 km away
30. 1.814km NNW of Viola, CAWed, Apr 14, 12:29 PM PDT · 1999 days ago · 0 km deep · 35 km away
31. 2.19km NNE of Burney, CAFri, Apr 16, 11:47 AM PDT · 1997 days ago · 13 km deep · 66 km away
32. 1.89km ESE of Millville, CAThu, Apr 22, 1:19 PM PDT · 1991 days ago · 16 km deep · 53 km away
33. 2.010km WNW of Viola, CAFri, Apr 23, 10:08 AM PDT · 1990 days ago · 10 km deep · 32 km away

Before

1. 1.63km S of Canyondam, CASat, Feb 20, 2:08 PM PST · 2052 days ago · 8 km deep · 44 km away
2. 1.712km SE of Mineral, CASat, Feb 20, 6:35 AM PST · 2052 days ago · 6 km deep · 11 km away
3. 2.13km W of Chico, CAFri, Feb 19, 12:51 AM PST · 2054 days ago · 13 km deep · 78 km away
4. 1.718km ESE of Anderson, CAMon, Feb 15, 7:35 PM PST · 2057 days ago · 14 km deep · 51 km away
5. 2.06km N of Greenhorn, CAFri, Feb 12, 6:27 AM PST · 2060 days ago · 12 km deep · 80 km away
6. 2.819km WSW of Manton, CAThu, Feb 11, 9:20 AM PST · 2061 days ago · 15 km deep · 48 km away
7. 1.83km N of Spring Garden, CAWed, Feb 10, 4:56 PM PST · 2062 days ago · 9 km deep · 77 km away
8. 2.46km ESE of Red Bluff, CAMon, Feb 8, 3:54 PM PST · 2064 days ago · 32 km deep · 63 km away
9. 1.89km W of Susanville, CASat, Feb 6, 6:39 PM PST · 2066 days ago · 10 km deep · 63 km away
10. 1.85km SE of Hamilton City, CASat, Jan 30, 6:49 PM PST · 2073 days ago · 15 km deep · 85 km away
11. 1.98km NW of Chester, CATue, Jan 26, 8:29 AM PST · 2077 days ago · 10 km deep · 16 km away
12. 2.29km NW of Chester, CATue, Jan 26, 3:47 AM PST · 2077 days ago · 9 km deep · 16 km away
13. 1.99km NW of Chester, CATue, Jan 26, 2:47 AM PST · 2077 days ago · 3 km deep · 16 km away
14. 1.613km ESE of Millville, CASun, Jan 24, 4:30 PM PST · 2079 days ago · 11 km deep · 49 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc73526456. Read Sun, Oct 4, 2026, 8:54 PM UTC.