M1.6 earthquake 11km NNE of Mineral, CA

Magnitude

1.6 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Mon, Aug 16, 2021, 11:54 PM PDT

UTC

2021-08-17 06:54:32 UTC

Depth

3.9 km (2.4 mi), shallow

Epicenter

40.452° N, 121.527° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.3 km horizontally, 0.5 km in depth

Magnitude uncertainty

±0.15

Depth from

From location

Station coverage gap

55°

Stations used

15

• Chester, CaliforniaPopulation 2,144. Forecast30 kmWNW
• Anderson, CaliforniaPopulation 10,217. Forecast65 kmE
• Chico, CaliforniaPopulation 121,345. Forecast85 kmNNE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast769 kmNNW

After

1. 1.610km NNE of Mineral, CATue, Aug 17, 6:37 AM PDT · 1873 days ago · 3 km deep · 1 km away
2. 1.615km SSW of Mineral, CAThu, Aug 19, 3:24 AM PDT · 1871 days ago · 4 km deep · 26 km away
3. 1.615km SSW of Mineral, CAThu, Aug 19, 3:29 AM PDT · 1871 days ago · 5 km deep · 26 km away
4. 1.99km W of Caribou, CAThu, Aug 19, 9:51 PM PDT · 1870 days ago · 9 km deep · 46 km away
5. 1.63km S of East Shore, CASat, Aug 21, 2:12 PM PDT · 1869 days ago · 6 km deep · 46 km away
6. 1.56km ESE of Bella Vista, CATue, Aug 24, 11:09 PM PDT · 1865 days ago · 14 km deep · 58 km away
7. 1.62km W of Palo Cedro, CASun, Aug 29, 10:18 PM PDT · 1860 days ago · 14 km deep · 63 km away
8. 1.72km WSW of Palo Cedro, CAFri, Sep 3, 2:51 AM PDT · 1856 days ago · 18 km deep · 63 km away
9. 1.84km NNE of Hamilton City, CASat, Sep 4, 11:30 AM PDT · 1855 days ago · 14 km deep · 85 km away
10. 1.61km SW of Palo Cedro, CAMon, Sep 6, 9:04 AM PDT · 1853 days ago · 13 km deep · 62 km away
11. 1.51km NW of Palo Cedro, CAMon, Sep 6, 8:45 PM PDT · 1853 days ago · 15 km deep · 62 km away
12. 1.63km WSW of Shasta Lake, CATue, Sep 7, 9:09 AM PDT · 1852 days ago · 17 km deep · 78 km away
13. 1.51km NW of Palo Cedro, CATue, Sep 7, 4:15 PM PDT · 1852 days ago · 16 km deep · 62 km away
14. 1.912km ESE of Viola, CAWed, Sep 8, 12:40 PM PDT · 1851 days ago · 5 km deep · 3 km away
15. 1.64km W of Shasta Lake, CAThu, Sep 9, 6:27 PM PDT · 1850 days ago · 19 km deep · 79 km away
16. 1.615km NNE of Mineral, CASat, Sep 11, 2:16 AM PDT · 1848 days ago · 3 km deep · 5 km away
17. 2.10km S of Palo Cedro, CASun, Sep 12, 1:49 PM PDT · 1847 days ago · 15 km deep · 61 km away · felt by 1
18. 1.72km SW of Palo Cedro, CAMon, Sep 13, 9:51 AM PDT · 1846 days ago · 14 km deep · 62 km away
19. 2.55km NNE of Hamilton City, CAFri, Sep 17, 10:07 AM PDT · 1842 days ago · 19 km deep · 84 km away · felt by 1
20. 2.14km SE of Taylorsville, CASat, Sep 18, 6:38 AM PDT · 1841 days ago · 0 km deep · 76 km away
21. 2.56km NW of Chico, CASun, Sep 19, 5:27 AM PDT · 1840 days ago · 29 km deep · 81 km away
22. 1.910km WSW of Chester, CAThu, Sep 23, 2:43 AM PDT · 1836 days ago · 9 km deep · 27 km away
23. 1.99km SSE of McCloud, CAThu, Sep 23, 7:46 PM PDT · 1836 days ago · 4 km deep · 95 km away
24. 1.56km NNE of Millville, CAFri, Sep 24, 11:39 AM PDT · 1835 days ago · 13 km deep · 56 km away
25. 2.24km ENE of Prattville, CASun, Sep 26, 12:44 AM PDT · 1833 days ago · 8 km deep · 43 km away
26. 1.512km ESE of Viola, CAWed, Sep 29, 2:22 PM PDT · 1830 days ago · 3 km deep · 3 km away
27. 2.09km WSW of Chester, CAThu, Sep 30, 6:37 AM PDT · 1829 days ago · 1 km deep · 26 km away
28. 1.512km ESE of Viola, CAFri, Oct 1, 7:13 AM PDT · 1828 days ago · 4 km deep · 2 km away
29. 1.99km WSW of Chester, CAFri, Oct 1, 12:38 PM PDT · 1828 days ago · 4 km deep · 26 km away
30. 2.12km NW of Bella Vista, CASat, Oct 2, 12:04 PM PDT · 1827 days ago · 26 km deep · 66 km away
31. 1.74km NW of Bella Vista, CASun, Oct 3, 7:46 AM PDT · 1826 days ago · 27 km deep · 67 km away
32. 1.84km E of Shasta, CATue, Oct 5, 4:00 AM PDT · 1824 days ago · 21 km deep · 79 km away
33. 2.110km NNW of Burney, CAWed, Oct 6, 12:57 AM PDT · 1823 days ago · 10 km deep · 59 km away
34. 2.54km ENE of Shasta, CAWed, Oct 6, 7:18 PM PDT · 1823 days ago · 22 km deep · 80 km away · felt by 3
35. 2.513km SE of Dunsmuir, CAThu, Oct 7, 8:58 PM PDT · 1822 days ago · 7 km deep · 92 km away · felt by 11
36. 1.612km SE of Dunsmuir, CAFri, Oct 8, 2:55 AM PDT · 1821 days ago · 4 km deep · 93 km away
37. 1.74km ENE of Shasta, CAFri, Oct 8, 1:06 PM PDT · 1821 days ago · 21 km deep · 79 km away
38. 1.616km N of Shingletown, CAWed, Oct 13, 7:24 AM PDT · 1816 days ago · 11 km deep · 36 km away · felt by 1
39. 1.913km WSW of Almanor, CAWed, Oct 13, 1:01 PM PDT · 1816 days ago · 9 km deep · 36 km away

Before

1. 1.711km NNE of Mineral, CAMon, Aug 16, 11:51 PM PDT · 1873 days ago · 4 km deep · 0 km away
2. 1.510km NNE of Mineral, CAMon, Aug 16, 11:47 PM PDT · 1873 days ago · 2 km deep · 1 km away
3. 1.910km NNE of Mineral, CAMon, Aug 16, 11:47 PM PDT · 1873 days ago · 3 km deep · 1 km away
4. 1.911km NNE of Mineral, CAMon, Aug 16, 11:47 PM PDT · 1873 days ago · 4 km deep · 0 km away
5. 2.17km N of Greenhorn, CASun, Aug 15, 5:40 PM PDT · 1875 days ago · 7 km deep · 86 km away
6. 1.714km N of Big Bend, CASun, Aug 15, 6:41 AM PDT · 1875 days ago · 9 km deep · 83 km away
7. 1.614km NE of Mineral, CATue, Aug 10, 3:40 AM PDT · 1880 days ago · 7 km deep · 9 km away
8. 1.916km NW of Big Bend, CASun, Aug 8, 2:32 PM PDT · 1882 days ago · 9 km deep · 86 km away
9. 1.511km SW of Chester, CAFri, Aug 6, 7:31 PM PDT · 1884 days ago · 6 km deep · 31 km away
10. 1.94km NNE of Prattville, CAFri, Aug 6, 12:49 AM PDT · 1884 days ago · 5 km deep · 40 km away
11. 1.923km ESE of McArthur, CAMon, Aug 2, 10:18 PM PDT · 1887 days ago · 19 km deep · 68 km away
12. 1.712km W of Fall River Mills, CATue, Jul 27, 4:21 AM PDT · 1894 days ago · 0 km deep · 62 km away
13. 2.16km N of Hamilton City, CAThu, Jul 22, 3:39 AM PDT · 1899 days ago · 15 km deep · 83 km away
14. 1.615km SSE of McCloud, CAMon, Jul 19, 9:33 AM PDT · 1902 days ago · 7 km deep · 88 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc73610921. Read Sat, Oct 3, 2026, 4:03 PM UTC.