M2.0 earthquake 18km WNW of Round Mountain, CA

Magnitude

2.0 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Thu, May 20, 2021, 4:44 PM PDT

UTC

2021-05-20 23:44:45 UTC

Depth

13.2 km (8.2 mi), shallow

Epicenter

40.864° N, 122.144° 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

±0.13

Depth from

From location

Station coverage gap

73°

Stations used

21

• Mountain Gate, CaliforniaPopulation 943. Forecast23 kmNE
• Shasta Lake, CaliforniaPopulation 10,159. Forecast28 kmNE
• Chico, CaliforniaPopulation 121,345. Forecast129 kmNNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast832 kmNNW

After

1. 2.531km WNW of Weaverville, CASat, May 22, 12:35 PM PDT · 1960 days ago · 23 km deep · 93 km away
2. 1.920km NE of Red Bluff, CATue, May 25, 2:45 AM PDT · 1957 days ago · 10 km deep · 61 km away
3. 1.65km N of Millville, CAThu, May 27, 4:43 AM PDT · 1955 days ago · 14 km deep · 29 km away
4. 2.02km SW of McArthur, CASat, Jun 12, 1:04 PM PDT · 1939 days ago · 12 km deep · 64 km away
5. 2.112km NNE of Shasta Lake, CASun, Jun 13, 4:11 AM PDT · 1938 days ago · 21 km deep · 17 km away
6. 1.56km NNE of Millville, CATue, Jun 15, 10:06 AM PDT · 1936 days ago · 12 km deep · 29 km away
7. 1.62km E of Palo Cedro, CAFri, Jun 18, 6:32 AM PDT · 1933 days ago · 6 km deep · 34 km away
8. 1.514km N of Shingletown, CASun, Jun 20, 6:25 PM PDT · 1931 days ago · 12 km deep · 34 km away
9. 1.919km NW of McArthur, CAFri, Jun 25, 12:24 AM PDT · 1927 days ago · 4 km deep · 58 km away
10. 2.228km NW of Weaverville, CAFri, Jun 25, 3:17 PM PDT · 1926 days ago · 32 km deep · 90 km away
11. 1.614km NNE of Mineral, CASat, Jun 26, 3:20 AM PDT · 1925 days ago · 3 km deep · 69 km away
12. 1.515km ENE of Mineral, CAMon, Jun 28, 12:28 PM PDT · 1923 days ago · 5 km deep · 82 km away
13. 1.78km WNW of Chester, CAMon, Jun 28, 8:44 PM PDT · 1923 days ago · 6 km deep · 91 km away
14. 1.610km WSW of Round Mountain, CATue, Jun 29, 2:23 PM PDT · 1922 days ago · 12 km deep · 12 km away
15. 1.813km ENE of Carrick, CAThu, Jul 1, 10:15 AM PDT · 1920 days ago · 6 km deep · 69 km away
16. 2.124km WNW of Weaverville, CASun, Jul 4, 8:36 AM PDT · 1917 days ago · 32 km deep · 91 km away · felt by 1
17. 1.74km SSE of Mineral, CATue, Jul 13, 11:05 AM PDT · 1908 days ago · 3 km deep · 79 km away
18. 2.221km ENE of McCloud, CATue, Jul 13, 11:53 AM PDT · 1908 days ago · 2 km deep · 54 km away
19. 2.018km ESE of Anderson, CASat, Jul 17, 12:15 AM PDT · 1905 days ago · 13 km deep · 51 km away
20. 1.85km SSE of Mineral, CASat, Jul 17, 5:44 AM PDT · 1904 days ago · 11 km deep · 79 km away
21. 1.615km SSE of McCloud, CAMon, Jul 19, 9:33 AM PDT · 1902 days ago · 7 km deep · 32 km away

Before

1. 1.69km E of Millville, CAThu, May 20, 8:03 AM PDT · 1962 days ago · 11 km deep · 34 km away
2. 2.10km NE of Etna, CAFri, May 14, 12:43 AM PDT · 1969 days ago · 14 km deep · 91 km away
3. 2.010km ENE of French Gulch, CAThu, May 13, 10:05 PM PDT · 1969 days ago · 15 km deep · 35 km away
4. 2.925km N of Shasta Lake, CAWed, May 12, 10:44 AM PDT · 1970 days ago · 20 km deep · 20 km away · felt by 16
5. 1.913km W of Shingletown, CASun, May 9, 7:01 AM PDT · 1973 days ago · 17 km deep · 43 km away
6. 1.72km NE of Chester, CASun, May 9, 6:35 AM PDT · 1973 days ago · 10 km deep · 99 km away
7. 1.729km N of Shasta Lake, CASat, May 8, 9:15 PM PDT · 1974 days ago · 14 km deep · 24 km away
8. 2.219km WSW of Manton, CAThu, Apr 29, 12:23 AM PDT · 1984 days ago · 15 km deep · 60 km away
9. 1.83km WSW of Shasta Lake, CATue, Apr 27, 2:42 PM PDT · 1985 days ago · 17 km deep · 31 km away
10. 2.010km WNW of Viola, CAFri, Apr 23, 10:08 AM PDT · 1989 days ago · 10 km deep · 45 km away
11. 1.89km ESE of Millville, CAThu, Apr 22, 1:19 PM PDT · 1990 days ago · 16 km deep · 37 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc73565110. Read Sat, Oct 3, 2026, 8:25 PM UTC.