Earthquakes by city United States 100 km
Seismic city profile

San Bruno

San Bruno, United States: 197 earthquakes of magnitude 4.0+ detected within 100 km.

Population
43,185
Residents in the indexed city record.
Earthquakes
197
Earthquakes at M4.0+ nearby.
Max magnitude
7.9
Strongest recorded event in the current radius.
Timezone
America/Los_Angeles
Coordinates 37.630, -122.411
Nearby activity pulse
Last 30 days
1
Last 12 months
4
Last nearby event: 2026-04-02 08:41 UTC
Strongest nearby event
M 7.9
US
1906-04-18 13:12 UTC

Map

Earthquakes within 100 km of San Bruno

The map centers on San Bruno and highlights the most recent earthquakes detected within 100 km.

Average magnitude
4.6
Average depth
8.2 km

Timeline

Recent seismic activity

Latest 4 events shown
UTC Magnitude Region Depth
2026-04-02 08:41 M 4.6
Santa Cruz
United States
10.4 km
2026-02-02 15:01 M 4.2
Fremont
United States
9.6 km
2025-12-14 23:30 M 4.0
Santa Rosa
United States
3.1 km
2025-09-22 09:56 M 4.3
San Francisco
United States
7.6 km

Monthly profile

Recent monthly trend

2025-09 1 events
2025-12 1 events
2026-02 1 events
2026-04 1 events

Historic snapshot

Earthquakes history

Year Max magnitude Earthquakes
2026 M 4.6 2
2025 M 4.3 2
2023 M 4.2 1
2022 M 5.1 4
2019 M 4.5 2
2018 M 4.4 1
2017 M 4.1 1
2015 M 4.1 2
2014 M 6.0 1
2011 M 4.1 1
2010 M 4.1 1
2009 M 4.3 1
2008 M 4.1 1
2007 M 5.5 3
2006 M 4.5 1
2005 M 4.2 2
2003 M 4.1 4
2001 M 4.4 1
2000 M 4.9 1
1999 M 4.6 2
1996 M 4.7 1
1995 M 4.2 1
1994 M 4.1 2
1993 M 4.7 1
1992 M 4.0 1
1991 M 4.6 3
1990 M 5.1 7
1989 M 6.9 48
1988 M 5.3 5
1987 M 4.4 3
1986 M 5.7 6
1984 M 6.2 6
1982 M 4.5 2
1981 M 4.8 3
1980 M 5.8 9
1979 M 5.8 4
1978 M 4.2 3
1977 M 4.4 3
1976 M 4.0 1
1974 M 4.2 1
1973 M 4.6 2
1971 M 4.8 2
1970 M 4.6 2
1969 M 5.3 2
1968 M 4.6 1
1967 M 5.3 3
1965 M 4.9 1
1964 M 5.2 1
1963 M 4.6 1
1958 M 4.7 1
1957 M 5.3 3
1955 M 5.8 1
1954 M 4.5 1
1941 M 4.5 1
1938 M 4.5 2
1937 M 4.5 1
1933 M 5.0 2
1932 M 4.9 3
1928 M 4.8 1
1927 M 5.0 2
1926 M 6.4 3
1924 M 4.5 1
1919 M 4.6 2
1917 M 4.8 1
1916 M 5.0 1
1915 M 4.5 1
1914 M 5.5 2
1912 M 4.5 1
1911 M 6.5 1
1910 M 5.8 2
1909 M 4.5 1
1906 M 7.9 1
1903 M 6.2 2
1902 M 5.4 1