M1.8 earthquake 21km ENE of McCloud, CA

Magnitude

1.8 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Thu, Jul 22, 2021, 9:23 AM PDT

UTC

2021-07-22 16:23:38 UTC

Depth

2.4 km (1.5 mi), shallow

Epicenter

41.319° N, 121.898° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.5 km horizontally, 0.7 km in depth

Magnitude uncertainty

±0.24

Depth from

From location

Station coverage gap

152°

Stations used

12

• McCloud, CaliforniaPopulation 1,101. Forecast21 kmENE
• Shasta Lake, CaliforniaPopulation 10,159. Forecast81 kmNNE
• Chico, CaliforniaPopulation 121,345. Forecast177 kmN
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast869 kmNNW

After

1. 2.011km N of Tennant, CAThu, Jul 22, 12:53 PM PDT · 1900 days ago · -1 km deep · 41 km away
2. 1.98km NNE of McCloud, CAFri, Jul 23, 12:32 PM PDT · 1899 days ago · 7 km deep · 18 km away
3. 1.712km W of Fall River Mills, CATue, Jul 27, 4:21 AM PDT · 1895 days ago · 0 km deep · 43 km away
4. 1.923km ESE of McArthur, CAMon, Aug 2, 10:18 PM PDT · 1888 days ago · 19 km deep · 73 km away
5. 1.916km NW of Big Bend, CASun, Aug 8, 2:32 PM PDT · 1883 days ago · 9 km deep · 27 km away
6. 1.714km N of Big Bend, CASun, Aug 15, 6:41 AM PDT · 1876 days ago · 9 km deep · 20 km away
7. 1.56km ESE of Bella Vista, CATue, Aug 24, 11:09 PM PDT · 1866 days ago · 14 km deep · 81 km away
8. 1.62km W of Palo Cedro, CASun, Aug 29, 10:18 PM PDT · 1861 days ago · 14 km deep · 89 km away
9. 1.72km WSW of Palo Cedro, CAFri, Sep 3, 2:51 AM PDT · 1857 days ago · 18 km deep · 90 km away
10. 1.91km WNW of Tulelake, CASun, Sep 5, 7:35 PM PDT · 1854 days ago · -2 km deep · 79 km away · felt by 1
11. 1.51km WNW of Tulelake, CASun, Sep 5, 8:38 PM PDT · 1854 days ago · -2 km deep · 79 km away · felt by 4
12. 1.61km SW of Palo Cedro, CAMon, Sep 6, 9:04 AM PDT · 1854 days ago · 13 km deep · 89 km away
13. 1.51km NW of Palo Cedro, CAMon, Sep 6, 8:45 PM PDT · 1853 days ago · 15 km deep · 88 km away
14. 1.63km WSW of Shasta Lake, CATue, Sep 7, 9:09 AM PDT · 1853 days ago · 17 km deep · 84 km away
15. 1.51km NW of Palo Cedro, CATue, Sep 7, 4:15 PM PDT · 1853 days ago · 16 km deep · 88 km away
16. 1.912km ESE of Viola, CAWed, Sep 8, 12:40 PM PDT · 1852 days ago · 5 km deep · 98 km away
17. 1.64km W of Shasta Lake, CAThu, Sep 9, 6:27 PM PDT · 1850 days ago · 19 km deep · 84 km away
18. 1.79km E of Carrick, CAFri, Sep 10, 3:01 AM PDT · 1850 days ago · 6 km deep · 33 km away
19. 2.10km S of Palo Cedro, CASun, Sep 12, 1:49 PM PDT · 1848 days ago · 15 km deep · 89 km away · felt by 1
20. 1.815km NE of McCloud, CAMon, Sep 13, 6:39 AM PDT · 1847 days ago · 2 km deep · 12 km away
21. 1.72km SW of Palo Cedro, CAMon, Sep 13, 9:51 AM PDT · 1847 days ago · 14 km deep · 90 km away

Before

1. 1.615km SSE of McCloud, CAMon, Jul 19, 9:33 AM PDT · 1903 days ago · 7 km deep · 23 km away
2. 2.221km ENE of McCloud, CATue, Jul 13, 11:53 AM PDT · 1909 days ago · 2 km deep · 0 km away
3. 1.813km ENE of Carrick, CAThu, Jul 1, 10:15 AM PDT · 1921 days ago · 6 km deep · 32 km away
4. 1.610km WSW of Round Mountain, CATue, Jun 29, 2:23 PM PDT · 1923 days ago · 12 km deep · 61 km away
5. 1.614km NNE of Mineral, CASat, Jun 26, 3:20 AM PDT · 1926 days ago · 3 km deep · 99 km away
6. 1.919km NW of McArthur, CAFri, Jun 25, 12:24 AM PDT · 1927 days ago · 4 km deep · 32 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc73597586. Read Sun, Oct 4, 2026, 12:41 PM UTC.