M2.2 earthquake 7km NNW of Hayfork, CA

Magnitude

2.2 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Fri, Apr 16, 2021, 10:48 PM PDT

UTC

2021-04-17 05:48:33 UTC

Depth

32.0 km (19.9 mi), shallow

Epicenter

40.614° N, 123.208° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.5 km horizontally, 0.4 km in depth

Magnitude uncertainty

±0.13

Depth from

From location

Station coverage gap

59°

Stations used

16

• Hayfork, CaliforniaPopulation 2,368. Forecast7 kmNNW
• Redding, CaliforniaPopulation 91,582. Forecast69 kmW
• Chico, CaliforniaPopulation 121,345. Forecast152 kmNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast851 kmNNW

After

1. 2.741km NNE of Covelo, CASat, Apr 17, 9:29 AM PDT · 1996 days ago · 45 km deep · 57 km away
2. 2.940km NNE of Covelo, CASat, Apr 17, 12:35 PM PDT · 1996 days ago · 46 km deep · 57 km away · felt by 1
3. 2.338km NNE of Covelo, CASat, Apr 17, 1:39 PM PDT · 1996 days ago · 40 km deep · 59 km away
4. 4.020km ENE of Redway, CATue, Apr 20, 2:48 AM PDT · 1993 days ago · 34 km deep · 58 km away · felt by 26
5. 2.141km NE of Covelo, CATue, Apr 20, 10:15 AM PDT · 1993 days ago · 9 km deep · 66 km away
6. 2.510km WNW of Humboldt Hill, CAWed, Apr 21, 9:58 PM PDT · 1991 days ago · 25 km deep · 93 km away
7. 1.89km ESE of Millville, CAThu, Apr 22, 1:19 PM PDT · 1991 days ago · 16 km deep · 95 km away
8. 1.614km SW of Ferndale, CAFri, Apr 23, 7:32 PM PDT · 1989 days ago · 20 km deep · 100 km away
9. 2.07km N of Ferndale, CAFri, Apr 23, 11:14 PM PDT · 1989 days ago · 9 km deep · 89 km away
10. 2.116km E of Petrolia, CASat, Apr 24, 5:32 PM PDT · 1989 days ago · 31 km deep · 82 km away
11. 1.83km WSW of Shasta Lake, CATue, Apr 27, 2:42 PM PDT · 1986 days ago · 17 km deep · 68 km away
12. 2.811km NW of Eureka, CATue, May 4, 12:37 AM PDT · 1979 days ago · 24 km deep · 93 km away · felt by 66
13. 2.31km N of Redway, CATue, May 4, 5:49 AM PDT · 1979 days ago · 26 km deep · 75 km away
14. 2.219km SSE of Rio Dell, CAFri, May 7, 9:31 AM PDT · 1976 days ago · 30 km deep · 76 km away
15. 2.510km NNW of Petrolia, CASat, May 8, 1:29 AM PDT · 1975 days ago · 29 km deep · 99 km away · felt by 1
16. 1.729km N of Shasta Lake, CASat, May 8, 9:15 PM PDT · 1974 days ago · 14 km deep · 76 km away
17. 1.913km W of Shingletown, CASun, May 9, 7:01 AM PDT · 1974 days ago · 17 km deep · 100 km away
18. 2.126km W of Rancho Tehama Reserve, CATue, May 11, 8:38 AM PDT · 1972 days ago · 1 km deep · 81 km away
19. 2.326km N of Laytonville, CAWed, May 12, 12:53 AM PDT · 1971 days ago · 8 km deep · 81 km away
20. 1.926km N of Laytonville, CAWed, May 12, 1:04 AM PDT · 1971 days ago · 9 km deep · 81 km away
21. 1.812km SE of Petrolia, CAWed, May 12, 2:55 AM PDT · 1971 days ago · 11 km deep · 93 km away
22. 2.925km N of Shasta Lake, CAWed, May 12, 10:44 AM PDT · 1971 days ago · 20 km deep · 78 km away · felt by 16
23. 2.110km SSW of Ferndale, CAWed, May 12, 11:32 AM PDT · 1971 days ago · 18 km deep · 92 km away
24. 2.010km ENE of French Gulch, CAThu, May 13, 10:05 PM PDT · 1969 days ago · 15 km deep · 60 km away
25. 2.10km NE of Etna, CAFri, May 14, 12:43 AM PDT · 1969 days ago · 14 km deep · 98 km away
26. 2.71km NNE of Humboldt Hill, CAFri, May 14, 8:02 PM PDT · 1968 days ago · 5 km deep · 83 km away · felt by 199
27. 2.98km W of Redway, CASun, May 16, 6:26 AM PDT · 1967 days ago · 19 km deep · 82 km away · felt by 4
28. 1.88km W of Redway, CASun, May 16, 8:07 AM PDT · 1967 days ago · 18 km deep · 81 km away
29. 2.88km W of Redway, CASun, May 16, 11:36 PM PDT · 1966 days ago · 18 km deep · 82 km away · felt by 5
30. 1.69km E of Millville, CAThu, May 20, 8:03 AM PDT · 1963 days ago · 11 km deep · 95 km away
31. 2.018km WNW of Round Mountain, CAThu, May 20, 4:44 PM PDT · 1963 days ago · 13 km deep · 94 km away
32. 2.531km WNW of Weaverville, CASat, May 22, 12:35 PM PDT · 1961 days ago · 23 km deep · 30 km away
33. 1.911km N of Covelo, CASun, May 23, 11:00 PM PDT · 1959 days ago · 8 km deep · 81 km away
34. 2.23km NW of Willow Creek, CAMon, May 24, 2:09 AM PDT · 1959 days ago · 23 km deep · 54 km away
35. 1.920km NE of Red Bluff, CATue, May 25, 2:45 AM PDT · 1958 days ago · 10 km deep · 100 km away
36. 1.635km E of Hydesville, CAWed, May 26, 11:18 PM PDT · 1956 days ago · 24 km deep · 41 km away
37. 1.717km E of Petrolia, CAThu, May 27, 2:53 AM PDT · 1956 days ago · 27 km deep · 82 km away
38. 1.65km N of Millville, CAThu, May 27, 4:43 AM PDT · 1956 days ago · 14 km deep · 86 km away
39. 2.130km NE of Redway, CAWed, Jun 2, 4:00 AM PDT · 1950 days ago · 23 km deep · 46 km away
40. 2.815km WNW of Willow Creek, CAThu, Jun 3, 12:34 PM PDT · 1949 days ago · 23 km deep · 64 km away
41. 2.132km W of Hayfork, CAMon, Jun 7, 6:49 AM PDT · 1945 days ago · 6 km deep · 30 km away
42. 2.513km N of Petrolia, CAWed, Jun 9, 6:49 AM PDT · 1943 days ago · 28 km deep · 92 km away
43. 1.84km NW of Petrolia, CASat, Jun 12, 6:17 PM PDT · 1940 days ago · 29 km deep · 98 km away
44. 2.112km NNE of Shasta Lake, CASun, Jun 13, 4:11 AM PDT · 1939 days ago · 21 km deep · 77 km away
45. 2.527km SSE of Somes Bar, CASun, Jun 13, 7:08 PM PDT · 1939 days ago · 39 km deep · 61 km away · felt by 1
46. 1.714km E of Rio Dell, CAMon, Jun 14, 1:49 PM PDT · 1938 days ago · 20 km deep · 64 km away
47. 1.614km E of Rio Dell, CAMon, Jun 14, 11:49 PM PDT · 1937 days ago · 21 km deep · 64 km away
48. 1.56km NNE of Millville, CATue, Jun 15, 10:06 AM PDT · 1937 days ago · 12 km deep · 88 km away

Before

1. 1.921km SE of Anderson, CAWed, Apr 14, 10:41 AM PDT · 1999 days ago · 12 km deep · 99 km away
2. 1.623km N of Shasta Lake, CAMon, Apr 12, 12:22 AM PDT · 2001 days ago · 9 km deep · 76 km away
3. 1.910km S of Petrolia, CASun, Apr 11, 12:59 PM PDT · 2002 days ago · 7 km deep · 100 km away
4. 1.835km S of Willow Creek, CASat, Apr 10, 3:54 AM PDT · 2003 days ago · 24 km deep · 37 km away
5. 2.326km S of Hayfork, CAFri, Apr 9, 4:12 PM PDT · 2004 days ago · 38 km deep · 33 km away
6. 1.929km NE of Redway, CAFri, Apr 9, 3:30 AM PDT · 2004 days ago · 4 km deep · 46 km away
7. 1.928km N of Shasta Lake, CAThu, Apr 8, 9:43 PM PDT · 2004 days ago · 15 km deep · 79 km away
8. 2.514km SE of Petrolia, CAThu, Apr 8, 5:39 PM PDT · 2005 days ago · 12 km deep · 91 km away
9. 2.227km WSW of Rancho Tehama Reserve, CASun, Apr 4, 7:10 PM PDT · 2009 days ago · 9 km deep · 83 km away
10. 1.827km SSE of Blue Lake, CASun, Apr 4, 1:06 PM PDT · 2009 days ago · 26 km deep · 52 km away
11. 1.66km WNW of Palo Cedro, CASun, Apr 4, 5:29 AM PDT · 2009 days ago · 15 km deep · 77 km away
12. 2.019km NE of Redway, CASun, Apr 4, 4:22 AM PDT · 2009 days ago · 30 km deep · 57 km away
13. 1.626km N of Laytonville, CAThu, Apr 1, 9:43 PM PDT · 2011 days ago · 7 km deep · 81 km away
14. 1.614km SW of Ferndale, CAThu, Apr 1, 4:43 PM PDT · 2012 days ago · 19 km deep · 100 km away
15. 3.013km W of Shingletown, CAWed, Mar 31, 11:03 PM PDT · 2012 days ago · 19 km deep · 100 km away · felt by 77
16. 2.124km ESE of Willow Creek, CAWed, Mar 31, 5:16 PM PDT · 2013 days ago · 28 km deep · 31 km away
17. 2.28km SSE of Ferndale, CAWed, Mar 31, 2:14 PM PDT · 2013 days ago · 25 km deep · 87 km away
18. 2.822km NW of Weitchpec, CAWed, Mar 31, 5:14 AM PDT · 2013 days ago · 33 km deep · 98 km away · felt by 1
19. 2.111km SSE of Redway, CAMon, Mar 29, 11:37 PM PDT · 2014 days ago · 18 km deep · 81 km away
20. 2.19km N of Petrolia, CASun, Mar 28, 11:51 AM PDT · 2016 days ago · 27 km deep · 94 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc73550505. Read Sun, Oct 4, 2026, 1:57 PM UTC.