M1.5 earthquake 4km SW of Glen Ellen, CA

Magnitude

1.5 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Tue, Apr 27, 2021, 11:18 PM PDT

UTC

2021-04-28 06:18:10 UTC

Depth

4.9 km (3.0 mi), shallow

Epicenter

38.339° N, 122.568° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.1 km horizontally, 0.2 km in depth

Magnitude uncertainty

±0.22

Depth from

From location

Station coverage gap

28°

Stations used

45

• Glen Ellen, CaliforniaPopulation 784. Forecast5 kmSW
• Agua Caliente, CaliforniaPopulation 27,090. Forecast7 kmWNW
• Santa Rosa, CaliforniaPopulation 178,127. Forecast17 kmSE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast614 kmNW

After

1. 2.82km N of Piedmont, CAWed, Apr 28, 12:18 AM PDT · 1985 days ago · 6 km deep · 62 km away · felt by 2,614
2. 1.87km WNW of The Geysers, CAWed, Apr 28, 3:08 AM PDT · 1985 days ago · 3 km deep · 57 km away
3. 1.510km ENE of Clearlake, CAWed, Apr 28, 7:17 AM PDT · 1985 days ago · 3 km deep · 73 km away
4. 1.68km SE of Cloverdale, CAWed, Apr 28, 9:08 AM PDT · 1985 days ago · 6 km deep · 58 km away
5. 1.810km WNW of The Geysers, CAWed, Apr 28, 1:19 PM PDT · 1985 days ago · 3 km deep · 59 km away
6. 2.16km W of Yountville, CAThu, Apr 29, 2:36 AM PDT · 1984 days ago · 5 km deep · 14 km away
7. 2.74km NW of The Geysers, CAThu, Apr 29, 7:08 AM PDT · 1984 days ago · 3 km deep · 56 km away · felt by 1
8. 1.66km NW of The Geysers, CAThu, Apr 29, 9:15 PM PDT · 1983 days ago · 3 km deep · 58 km away
9. 1.65km NW of The Geysers, CAFri, Apr 30, 6:07 AM PDT · 1983 days ago · 3 km deep · 56 km away
10. 2.85km NW of The Geysers, CAFri, Apr 30, 7:59 AM PDT · 1983 days ago · 4 km deep · 56 km away · felt by 3
11. 1.62km ESE of The Geysers, CAFri, Apr 30, 11:00 PM PDT · 1982 days ago · 1 km deep · 50 km away
12. 1.63km WNW of Lower Lake, CASat, May 1, 11:39 AM PDT · 1982 days ago · 4 km deep · 66 km away
13. 1.71km NW of The Geysers, CASat, May 1, 5:22 PM PDT · 1982 days ago · 2 km deep · 53 km away
14. 2.11km WNW of Danville, CASun, May 2, 1:51 PM PDT · 1981 days ago · 7 km deep · 75 km away · felt by 3
15. 2.110km NW of The Geysers, CASun, May 2, 6:38 PM PDT · 1981 days ago · 2 km deep · 61 km away
16. 2.17km NW of The Geysers, CASun, May 2, 11:35 PM PDT · 1980 days ago · 2 km deep · 58 km away
17. 1.86km WNW of Cobb, CAMon, May 3, 1:28 AM PDT · 1980 days ago · 2 km deep · 59 km away · felt by 1
18. 1.62km NE of The Geysers, CAMon, May 3, 3:08 AM PDT · 1980 days ago · 1 km deep · 52 km away
19. 1.93km SW of Anderson Springs, CAMon, May 3, 7:42 AM PDT · 1980 days ago · 2 km deep · 48 km away
20. 1.78km W of Cobb, CAMon, May 3, 10:51 AM PDT · 1980 days ago · 2 km deep · 59 km away
21. 2.04km WNW of The Geysers, CATue, May 4, 6:55 AM PDT · 1979 days ago · 0 km deep · 55 km away
22. 1.58km W of Cobb, CATue, May 4, 7:44 AM PDT · 1979 days ago · 2 km deep · 59 km away
23. 1.64km NNW of Pacifica, CATue, May 4, 5:07 PM PDT · 1979 days ago · 6 km deep · 77 km away
24. 1.97km WNW of Cobb, CATue, May 4, 6:59 PM PDT · 1979 days ago · 2 km deep · 59 km away
25. 1.77km NW of The Geysers, CAWed, May 5, 6:49 AM PDT · 1978 days ago · 2 km deep · 58 km away
26. 1.98km NW of The Geysers, CAWed, May 5, 4:59 PM PDT · 1978 days ago · 2 km deep · 59 km away
27. 1.811km W of Lakeport, CAWed, May 5, 10:53 PM PDT · 1977 days ago · 7 km deep · 87 km away
28. 2.28km NW of The Geysers, CAThu, May 6, 6:21 AM PDT · 1977 days ago · 2 km deep · 59 km away
29. 1.66km NW of The Geysers, CAThu, May 6, 6:51 AM PDT · 1977 days ago · 3 km deep · 58 km away
30. 1.79km SE of Talmage, CAThu, May 6, 8:19 AM PDT · 1977 days ago · 6 km deep · 94 km away
31. 1.50km NW of Danville, CAThu, May 6, 10:13 AM PDT · 1977 days ago · 7 km deep · 76 km away
32. 2.57km WNW of Cobb, CAThu, May 6, 2:52 PM PDT · 1977 days ago · 2 km deep · 59 km away · felt by 2
33. 1.713km NW of The Geysers, CAThu, May 6, 5:12 PM PDT · 1977 days ago · 3 km deep · 62 km away
34. 1.96km NW of The Geysers, CAThu, May 6, 7:54 PM PDT · 1977 days ago · 2 km deep · 56 km away
35. 1.96km W of Cobb, CAFri, May 7, 11:03 AM PDT · 1976 days ago · 1 km deep · 57 km away · felt by 1
36. 1.64km W of Cobb, CASat, May 8, 4:10 AM PDT · 1975 days ago · 3 km deep · 57 km away
37. 1.62km W of Concord, CASat, May 8, 4:26 PM PDT · 1975 days ago · 3 km deep · 62 km away
38. 2.08km NW of The Geysers, CASat, May 8, 7:18 PM PDT · 1975 days ago · 2 km deep · 59 km away
39. 1.91km N of East Richmond Heights, CASat, May 8, 8:18 PM PDT · 1975 days ago · 9 km deep · 48 km away
40. 2.312km SW of Muir Beach, CASat, May 8, 9:06 PM PDT · 1974 days ago · 6 km deep · 63 km away
41. 1.76km NW of The Geysers, CASun, May 9, 12:53 AM PDT · 1974 days ago · 3 km deep · 57 km away
42. 1.76km SW of Calistoga, CASun, May 9, 4:55 AM PDT · 1974 days ago · 8 km deep · 22 km away
43. 1.86km NW of The Geysers, CASun, May 9, 2:17 PM PDT · 1974 days ago · 3 km deep · 58 km away
44. 1.95km W of Glen Ellen, CAMon, May 10, 11:21 AM PDT · 1973 days ago · 5 km deep · 4 km away
45. 2.17km NW of The Geysers, CAMon, May 10, 4:20 PM PDT · 1973 days ago · 2 km deep · 58 km away
46. 1.71km E of The Geysers, CATue, May 11, 1:52 AM PDT · 1972 days ago · 1 km deep · 51 km away
47. 1.91km NNW of The Geysers, CATue, May 11, 7:26 AM PDT · 1972 days ago · 1 km deep · 52 km away
48. 1.72km NE of The Geysers, CAWed, May 12, 7:12 AM PDT · 1971 days ago · 2 km deep · 52 km away
49. 1.96km NW of The Geysers, CAWed, May 12, 4:38 PM PDT · 1971 days ago · 3 km deep · 57 km away
50. 2.07km NW of The Geysers, CAThu, May 13, 9:26 AM PDT · 1970 days ago · 2 km deep · 57 km away
51. 1.87km NW of The Geysers, CAThu, May 13, 3:25 PM PDT · 1970 days ago · 3 km deep · 58 km away
52. 1.58km SE of Middletown, CAFri, May 14, 3:48 AM PDT · 1969 days ago · 5 km deep · 41 km away
53. 1.61km ENE of Alameda, CAFri, May 14, 10:05 AM PDT · 1969 days ago · 7 km deep · 70 km away
54. 3.02km ESE of The Geysers, CAFri, May 14, 4:59 PM PDT · 1969 days ago · 3 km deep · 50 km away · felt by 13
55. 1.82km ESE of The Geysers, CAFri, May 14, 4:59 PM PDT · 1969 days ago · 0 km deep · 50 km away
56. 1.58km NW of The Geysers, CAFri, May 14, 8:48 PM PDT · 1969 days ago · 2 km deep · 59 km away
57. 2.22km ENE of The Geysers, CAFri, May 14, 11:17 PM PDT · 1968 days ago · 2 km deep · 52 km away
58. 1.54km NW of Dublin, CASat, May 15, 1:59 AM PDT · 1968 days ago · 5 km deep · 86 km away
59. 1.610km WNW of The Geysers, CASat, May 15, 7:27 AM PDT · 1968 days ago · 3 km deep · 59 km away
60. 2.215km NNE of Angwin, CAMon, May 17, 12:39 AM PDT · 1966 days ago · 8 km deep · 43 km away

The first 60 of 170.

Before

1. 2.05km NNW of The Geysers, CATue, Apr 27, 7:04 AM PDT · 1986 days ago · 2 km deep · 56 km away
2. 1.77km W of Newark, CAMon, Apr 26, 12:22 PM PDT · 1987 days ago · 14 km deep · 98 km away
3. 2.52km N of Piedmont, CAMon, Apr 26, 4:44 AM PDT · 1987 days ago · 6 km deep · 62 km away · felt by 1,284
4. 1.66km NW of The Geysers, CAMon, Apr 26, 4:12 AM PDT · 1987 days ago · 3 km deep · 57 km away
5. 3.12km SSW of Anderson Springs, CASun, Apr 25, 9:05 PM PDT · 1987 days ago · 0 km deep · 48 km away · felt by 18
6. 1.76km NW of The Geysers, CASun, Apr 25, 10:00 AM PDT · 1988 days ago · 3 km deep · 58 km away
7. 2.31km NNW of The Geysers, CASun, Apr 25, 1:26 AM PDT · 1988 days ago · 3 km deep · 53 km away · felt by 1
8. 1.812km W of Lakeport, CASat, Apr 24, 10:55 PM PDT · 1988 days ago · 4 km deep · 87 km away
9. 1.83km WSW of Oakley, CASat, Apr 24, 9:57 PM PDT · 1988 days ago · 17 km deep · 82 km away
10. 1.78km NW of The Geysers, CASat, Apr 24, 5:15 PM PDT · 1989 days ago · 2 km deep · 59 km away
11. 2.63km WSW of Anderson Springs, CAFri, Apr 23, 9:21 PM PDT · 1989 days ago · 2 km deep · 50 km away
12. 1.86km NNW of The Geysers, CAFri, Apr 23, 10:11 AM PDT · 1990 days ago · 3 km deep · 58 km away
13. 1.56km WNW of The Geysers, CAFri, Apr 23, 9:26 AM PDT · 1990 days ago · 3 km deep · 56 km away
14. 1.87km NW of The Geysers, CAFri, Apr 23, 5:44 AM PDT · 1990 days ago · 1 km deep · 58 km away
15. 2.81km W of Anderson Springs, CAThu, Apr 22, 5:08 PM PDT · 1991 days ago · 3 km deep · 50 km away · felt by 6
16. 1.64km W of Kenwood, CAThu, Apr 22, 12:49 PM PDT · 1991 days ago · 7 km deep · 8 km away
17. 1.66km WNW of Cobb, CAThu, Apr 22, 12:33 PM PDT · 1991 days ago · 2 km deep · 58 km away
18. 2.42km NE of Anderson Springs, CAThu, Apr 22, 1:00 AM PDT · 1991 days ago · 1 km deep · 51 km away
19. 2.56km NW of The Geysers, CAThu, Apr 22, 12:05 AM PDT · 1991 days ago · 1 km deep · 57 km away · felt by 2
20. 2.16km NW of The Geysers, CAThu, Apr 22, 12:04 AM PDT · 1991 days ago · 1 km deep · 57 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc73555530. Read Sun, Oct 4, 2026, 3:27 PM UTC.