M1.6 earthquake 9km ENE of Clearlake, CA

Magnitude

1.6 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Thu, Apr 15, 2021, 5:02 PM PDT

UTC

2021-04-16 00:02:31 UTC

Depth

-0.6 km (-0.3 mi), shallow

Epicenter

38.975° N, 122.528° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.5 km horizontally, 1.5 km in depth

Magnitude uncertainty

±0.24

Depth from

From location

Station coverage gap

130°

Stations used

16

• Clearlake, CaliforniaPopulation 15,182. Forecast9 kmENE
• Santa Rosa, CaliforniaPopulation 178,127. Forecast62 kmNNE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast668 kmNNW

After

1. 1.76km NNW of The Geysers, CAThu, Apr 15, 8:15 PM PDT · 1997 days ago · 3 km deep · 29 km away
2. 1.63km NW of The Geysers, CAThu, Apr 15, 8:24 PM PDT · 1997 days ago · 1 km deep · 29 km away
3. 1.62km N of The Geysers, CAThu, Apr 15, 8:39 PM PDT · 1997 days ago · 1 km deep · 29 km away
4. 1.62km NW of The Geysers, CAThu, Apr 15, 11:31 PM PDT · 1997 days ago · 2 km deep · 30 km away
5. 2.72km W of Anderson Springs, CAFri, Apr 16, 2:35 AM PDT · 1997 days ago · 2 km deep · 28 km away · felt by 7
6. 2.03km W of Anderson Springs, CAFri, Apr 16, 2:36 AM PDT · 1997 days ago · 2 km deep · 28 km away
7. 2.020km SW of Arbuckle, CAFri, Apr 16, 5:16 PM PDT · 1996 days ago · 12 km deep · 25 km away
8. 1.610km WNW of The Geysers, CAFri, Apr 16, 6:02 PM PDT · 1996 days ago · 3 km deep · 33 km away
9. 1.610km WNW of The Geysers, CAFri, Apr 16, 6:04 PM PDT · 1996 days ago · 3 km deep · 33 km away
10. 1.98km NW of The Geysers, CAFri, Apr 16, 9:02 PM PDT · 1996 days ago · 2 km deep · 30 km away
11. 2.37km W of Cobb, CAFri, Apr 16, 9:54 PM PDT · 1996 days ago · 2 km deep · 29 km away
12. 1.77km W of Cobb, CASat, Apr 17, 1:42 PM PDT · 1995 days ago · 2 km deep · 29 km away
13. 1.66km SSW of Calistoga, CASat, Apr 17, 5:44 PM PDT · 1995 days ago · 9 km deep · 50 km away
14. 1.64km W of Cobb, CASun, Apr 18, 1:40 AM PDT · 1995 days ago · 2 km deep · 27 km away
15. 1.97km NW of The Geysers, CASun, Apr 18, 1:41 AM PDT · 1995 days ago · 2 km deep · 31 km away · felt by 1
16. 1.56km E of Redwood Valley, CASun, Apr 18, 3:25 AM PDT · 1995 days ago · 6 km deep · 61 km away
17. 1.63km NNW of Angwin, CASun, Apr 18, 9:47 AM PDT · 1995 days ago · 0 km deep · 42 km away
18. 1.78km ESE of Willits, CASun, Apr 18, 12:25 PM PDT · 1994 days ago · -1 km deep · 78 km away
19. 2.87km NW of The Geysers, CASun, Apr 18, 7:21 PM PDT · 1994 days ago · 2 km deep · 29 km away · felt by 5
20. 1.79km WNW of Cobb, CASun, Apr 18, 10:43 PM PDT · 1994 days ago · 2 km deep · 30 km away
21. 2.04km WNW of Cobb, CAMon, Apr 19, 2:33 AM PDT · 1994 days ago · 2 km deep · 26 km away · felt by 1
22. 4.03km SW of Anderson Springs, CAMon, Apr 19, 11:50 AM PDT · 1993 days ago · 3 km deep · 30 km away · felt by 780
23. 2.33km WSW of Anderson Springs, CAMon, Apr 19, 11:51 AM PDT · 1993 days ago · 1 km deep · 29 km away
24. 1.73km SE of The Geysers, CAMon, Apr 19, 11:52 AM PDT · 1993 days ago · 1 km deep · 30 km away
25. 1.63km S of Anderson Springs, CAMon, Apr 19, 11:54 AM PDT · 1993 days ago · 1 km deep · 29 km away
26. 1.621km ENE of Hidden Valley Lake, CAMon, Apr 19, 2:38 PM PDT · 1993 days ago · 19 km deep · 21 km away
27. 3.815km E of Willows, CAMon, Apr 19, 7:39 PM PDT · 1993 days ago · 23 km deep · 75 km away · felt by 167
28. 1.816km SE of Lake Pillsbury, CAMon, Apr 19, 8:18 PM PDT · 1993 days ago · 5 km deep · 45 km away
29. 2.815km E of Willows, CAMon, Apr 19, 9:25 PM PDT · 1993 days ago · 23 km deep · 74 km away · felt by 4
30. 2.012km NNE of Brooktrails, CATue, Apr 20, 12:59 AM PDT · 1993 days ago · 9 km deep · 94 km away
31. 1.66km SSW of Calistoga, CATue, Apr 20, 7:42 AM PDT · 1993 days ago · 6 km deep · 50 km away
32. 1.87km W of Cobb, CATue, Apr 20, 11:41 AM PDT · 1992 days ago · 2 km deep · 29 km away
33. 1.69km W of North Lakeport, CATue, Apr 20, 12:59 PM PDT · 1992 days ago · 0 km deep · 44 km away
34. 2.37km W of Cobb, CATue, Apr 20, 2:40 PM PDT · 1992 days ago · 2 km deep · 29 km away
35. 1.87km NW of The Geysers, CATue, Apr 20, 4:29 PM PDT · 1992 days ago · 2 km deep · 31 km away
36. 1.83km SSE of The Geysers, CATue, Apr 20, 7:10 PM PDT · 1992 days ago · 1 km deep · 31 km away
37. 1.69km WSW of Cloverdale, CAWed, Apr 21, 4:30 AM PDT · 1992 days ago · 7 km deep · 55 km away
38. 1.910km SSE of Elmira, CAWed, Apr 21, 11:39 PM PDT · 1991 days ago · 23 km deep · 97 km away
39. 2.16km NW of The Geysers, CAThu, Apr 22, 12:04 AM PDT · 1991 days ago · 1 km deep · 30 km away
40. 2.56km NW of The Geysers, CAThu, Apr 22, 12:05 AM PDT · 1991 days ago · 1 km deep · 30 km away · felt by 2
41. 2.42km NE of Anderson Springs, CAThu, Apr 22, 1:00 AM PDT · 1991 days ago · 1 km deep · 24 km away
42. 1.66km WNW of Cobb, CAThu, Apr 22, 12:33 PM PDT · 1990 days ago · 2 km deep · 27 km away
43. 1.64km W of Kenwood, CAThu, Apr 22, 12:49 PM PDT · 1990 days ago · 7 km deep · 63 km away
44. 2.81km W of Anderson Springs, CAThu, Apr 22, 5:08 PM PDT · 1990 days ago · 3 km deep · 27 km away · felt by 6
45. 3.915km NNW of Lake Pillsbury, CAFri, Apr 23, 4:18 AM PDT · 1990 days ago · 7 km deep · 75 km away · felt by 14
46. 1.87km NW of The Geysers, CAFri, Apr 23, 5:44 AM PDT · 1990 days ago · 1 km deep · 29 km away
47. 1.56km WNW of The Geysers, CAFri, Apr 23, 9:26 AM PDT · 1990 days ago · 3 km deep · 31 km away
48. 1.86km NNW of The Geysers, CAFri, Apr 23, 10:11 AM PDT · 1990 days ago · 3 km deep · 29 km away
49. 1.716km NE of Willits, CAFri, Apr 23, 4:47 PM PDT · 1989 days ago · 6 km deep · 82 km away
50. 2.63km WSW of Anderson Springs, CAFri, Apr 23, 9:21 PM PDT · 1989 days ago · 2 km deep · 29 km away
51. 1.61km W of Lake Pillsbury, CASat, Apr 24, 1:52 PM PDT · 1988 days ago · 2 km deep · 62 km away
52. 1.78km NW of The Geysers, CASat, Apr 24, 5:15 PM PDT · 1988 days ago · 2 km deep · 30 km away
53. 1.812km W of Lakeport, CASat, Apr 24, 10:55 PM PDT · 1988 days ago · 4 km deep · 46 km away
54. 2.31km NNW of The Geysers, CASun, Apr 25, 1:26 AM PDT · 1988 days ago · 3 km deep · 29 km away · felt by 1
55. 1.75km NNW of Lake Pillsbury, CASun, Apr 25, 2:07 AM PDT · 1988 days ago · 6 km deep · 65 km away
56. 1.76km NW of The Geysers, CASun, Apr 25, 10:00 AM PDT · 1988 days ago · 3 km deep · 29 km away
57. 3.12km SSW of Anderson Springs, CASun, Apr 25, 9:05 PM PDT · 1987 days ago · 0 km deep · 29 km away · felt by 18
58. 1.66km NW of The Geysers, CAMon, Apr 26, 4:12 AM PDT · 1987 days ago · 3 km deep · 29 km away
59. 2.05km NNW of The Geysers, CATue, Apr 27, 7:04 AM PDT · 1986 days ago · 2 km deep · 28 km away
60. 1.54km SW of Glen Ellen, CATue, Apr 27, 11:18 PM PDT · 1985 days ago · 5 km deep · 71 km away

The first 60 of 200.

Before

1. 1.93km SW of Cobb, CAThu, Apr 15, 2:50 PM PDT · 1997 days ago · 1 km deep · 27 km away
2. 2.58km NW of The Geysers, CAThu, Apr 15, 6:39 AM PDT · 1998 days ago · 2 km deep · 29 km away · felt by 3
3. 2.06km NNW of The Geysers, CAWed, Apr 14, 9:34 PM PDT · 1998 days ago · 3 km deep · 29 km away
4. 1.86km WNW of The Geysers, CAWed, Apr 14, 8:11 PM PDT · 1998 days ago · 3 km deep · 32 km away
5. 1.97km NW of The Geysers, CATue, Apr 13, 9:15 AM PDT · 2000 days ago · 3 km deep · 31 km away
6. 2.411km WNW of The Geysers, CATue, Apr 13, 7:23 AM PDT · 2000 days ago · 3 km deep · 33 km away
7. 1.714km W of Lakeport, CAMon, Apr 12, 7:34 AM PDT · 2001 days ago · 2 km deep · 48 km away
8. 1.58km NNW of Redwood Valley, CAMon, Apr 12, 1:36 AM PDT · 2001 days ago · 7 km deep · 73 km away
9. 1.96km WNW of The Geysers, CAMon, Apr 12, 1:08 AM PDT · 2001 days ago · 2 km deep · 32 km away · felt by 1
10. 1.97km NW of The Geysers, CASun, Apr 11, 10:29 PM PDT · 2001 days ago · 2 km deep · 30 km away
11. 1.88km NW of The Geysers, CASun, Apr 11, 9:30 PM PDT · 2001 days ago · 2 km deep · 30 km away
12. 2.47km NW of The Geysers, CASun, Apr 11, 3:57 PM PDT · 2001 days ago · 2 km deep · 30 km away · felt by 5
13. 1.97km NW of The Geysers, CASun, Apr 11, 3:16 PM PDT · 2001 days ago · 2 km deep · 30 km away
14. 2.67km NW of The Geysers, CASun, Apr 11, 3:03 PM PDT · 2001 days ago · 2 km deep · 30 km away
15. 2.07km W of Cobb, CASun, Apr 11, 12:49 AM PDT · 2002 days ago · 2 km deep · 29 km away · felt by 1
16. 3.36km S of Calistoga, CASat, Apr 10, 7:13 AM PDT · 2003 days ago · 9 km deep · 51 km away · felt by 262
17. 1.96km NW of The Geysers, CASat, Apr 10, 4:01 AM PDT · 2003 days ago · 3 km deep · 29 km away
18. 1.95km WNW of The Geysers, CAFri, Apr 9, 10:16 PM PDT · 2003 days ago · 3 km deep · 32 km away
19. 1.512km N of Brooktrails, CAThu, Apr 8, 7:42 PM PDT · 2004 days ago · 8 km deep · 98 km away
20. 1.62km SW of Cobb, CAThu, Apr 8, 7:38 PM PDT · 2004 days ago · 2 km deep · 26 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc73549995. Read Sun, Oct 4, 2026, 4:48 AM UTC.