Earthquakes by city United States 100 km
Seismic city profile

Fallbrook

Fallbrook, United States: 337 earthquakes of magnitude 4.0+ detected within 100 km.

Population
30,534
Residents in the indexed city record.
Earthquakes
337
Earthquakes at M4.0+ nearby.
Max magnitude
6.7
Strongest recorded event in the current radius.
Timezone
America/Los_Angeles
Coordinates 33.376, -117.251
Nearby activity pulse
Last 30 days
0
Last 12 months
1
Last nearby event: 2025-07-31 16:32 UTC
Strongest nearby event
M 6.7
US
1918-04-21 22:32 UTC

Map

Earthquakes within 100 km of Fallbrook

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

Average magnitude
4.5
Average depth
7.9 km

Timeline

Recent seismic activity

Latest 1 events shown
UTC Magnitude Region Depth
2025-07-31 16:32 M 4.4
Riverside
United States
5.3 km

Monthly profile

Recent monthly trend

2025-07 1 events

Historic snapshot

Earthquakes history

Year Max magnitude Earthquakes
2025 M 5.2 2
2024 M 4.2 2
2023 M 4.2 1
2022 M 4.1 2
2020 M 4.9 1
2018 M 4.5 3
2016 M 5.2 2
2015 M 4.4 2
2014 M 5.1 3
2013 M 4.7 1
2012 M 4.5 4
2011 M 4.1 1
2010 M 5.4 8
2009 M 4.5 2
2008 M 5.4 5
2007 M 4.7 3
2005 M 5.2 6
2002 M 4.8 2
2001 M 5.0 1
2000 M 4.4 1
1999 M 5.6 2
1998 M 4.8 4
1997 M 4.9 4
1995 M 4.3 1
1994 M 4.8 1
1993 M 4.1 1
1992 M 5.5 15
1991 M 4.3 2
1990 M 5.5 8
1989 M 4.8 5
1988 M 5.0 5
1986 M 6.0 19
1985 M 4.6 1
1984 M 4.5 4
1983 M 4.7 3
1982 M 4.8 4
1980 M 5.3 1
1979 M 4.2 2
1978 M 4.4 2
1976 M 4.4 3
1975 M 4.9 1
1971 M 4.2 3
1969 M 5.5 3
1968 M 4.5 3
1967 M 4.7 3
1966 M 4.1 1
1965 M 5.0 3
1964 M 4.0 1
1963 M 5.3 1
1962 M 4.2 2
1961 M 4.6 7
1960 M 4.3 2
1959 M 4.4 3
1957 M 4.7 2
1956 M 4.7 2
1954 M 4.5 4
1953 M 4.3 2
1952 M 4.4 1
1951 M 4.7 3
1950 M 4.8 1
1949 M 4.0 1
1948 M 4.3 3
1947 M 5.3 4
1946 M 4.9 1
1945 M 4.2 1
1944 M 5.2 7
1943 M 4.4 4
1942 M 4.1 1
1941 M 4.3 2
1940 M 5.0 5
1939 M 4.5 2
1938 M 5.2 5
1937 M 6.0 6
1936 M 4.7 1
1935 M 4.9 9
1934 M 4.5 4
1933 M 6.4 77
1932 M 4.0 1
1930 M 5.3 2
1929 M 4.7 1
1925 M 4.5 1
1923 M 6.2 1
1920 M 5.0 1
1918 M 6.7 2
1916 M 5.0 1
1911 M 4.5 1
1910 M 6.0 3
1907 M 5.3 1
1906 M 4.5 1
1902 M 4.5 1