Earthquakes by city United States 100 km

Seismic city profile

Earthquake in Aliso Viejo today

Aliso Viejo, United States: 272 earthquakes of magnitude 4.0+ detected within 100 km.

Population

50,195

Residents in the indexed city record.

Earthquakes

272

Earthquakes at M4.0+ nearby.

Max magnitude

6.7

Strongest recorded event in the current radius.

Timezone

America/Los_Angeles

Coordinates 33.565, -117.727

Nearby activity pulse

Last 30 days

Last 12 months

Last nearby event: 2025-07-31 16:32 UTC

Strongest nearby event

M 6.7

Menifee, United States

1918-04-21 22:32 UTC

Updated today

Earthquake in Aliso Viejo today

No earthquake of magnitude M4.0+ has been detected today within 100 km of Aliso Viejo.

No M4.0+ event has been observed in the last 30 days around Aliso Viejo.

The strongest earthquake recorded near Aliso Viejo reached magnitude 6.7 on 1918-04-21 22:32 UTC, near Menifee.

Status today

No earthquake detected today

Strongest today

Was there an earthquake in Aliso Viejo today?

No earthquake of magnitude M4.0+ has been detected today within 100 km of Aliso Viejo.

When was the last earthquake near Aliso Viejo?

The last nearby earthquake was recorded on 2025-07-31 16:32 UTC.

What is the strongest earthquake recorded near Aliso Viejo?

The strongest earthquake recorded near Aliso Viejo reached magnitude 6.7 on 1918-04-21 22:32 UTC, near Menifee.

Map

Earthquakes within 100 km of Aliso Viejo

The map centers on Aliso Viejo 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

Strongest years

1918 M 6.7 max · 2 earthquakes 1933 M 6.4 max · 81 earthquakes 1923 M 6.2 max · 1 earthquakes 1910 M 6.0 max · 3 earthquakes 1987 M 5.9 max · 7 earthquakes

Year	Max magnitude	Earthquakes
2025	M 4.4	1
2024	M 4.4	5
2023	M 4.2	2
2022	M 4.0	1
2021	M 4.3	2
2020	M 4.5	1
2018	M 4.4	2
2016	M 4.4	1
2015	M 4.4	1
2014	M 5.1	5
2013	M 4.1	1
2012	M 4.5	3
2011	M 4.1	1
2010	M 4.4	4
2009	M 4.7	4
2008	M 5.4	3
2007	M 4.7	4
2005	M 4.9	2
2002	M 4.8	1
2001	M 4.2	1
2000	M 4.4	2
1999	M 5.6	2
1998	M 4.8	5
1997	M 4.2	2
1995	M 4.3	1
1994	M 4.8	1
1993	M 4.1	1
1992	M 4.7	3
1991	M 5.8	3
1990	M 5.5	6
1989	M 5.0	8
1988	M 5.0	5
1987	M 5.9	7
1986	M 5.5	8
1985	M 4.6	1
1984	M 4.3	1
1983	M 4.4	2
1982	M 4.8	3
1979	M 5.2	3
1978	M 4.4	2
1976	M 4.4	2
1971	M 4.6	3
1970	M 5.2	3
1969	M 4.4	2
1967	M 4.1	1
1965	M 4.6	2
1964	M 4.0	1
1963	M 5.3	2
1962	M 4.2	1
1961	M 4.6	6
1960	M 4.1	1
1959	M 4.0	1
1956	M 4.7	1
1954	M 4.1	1
1952	M 4.4	1
1951	M 5.8	2
1950	M 4.8	1
1948	M 4.6	1
1946	M 4.9	1
1944	M 4.4	4
1943	M 4.0	1
1941	M 5.1	3
1940	M 4.7	4
1939	M 4.5	2
1938	M 5.2	3
1937	M 4.4	2
1936	M 4.7	1
1935	M 4.8	6
1934	M 4.5	4
1933	M 6.4	81
1932	M 4.1	2
1930	M 5.3	1
1929	M 4.7	1
1927	M 5.3	1
1925	M 4.5	1
1923	M 6.2	1
1920	M 4.9	1
1918	M 6.7	2
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