Earthquakes by city Puerto Rico 100 km

Seismic city profile

Earthquake in San Juan today

San Juan, Puerto Rico: 163 earthquakes of magnitude 4.0+ detected within 100 km.

Population

418,140

Residents in the indexed city record.

Earthquakes

163

Earthquakes at M4.0+ nearby.

Max magnitude

6.4

Strongest recorded event in the current radius.

Timezone

America/Puerto_Rico

Coordinates 18.466, -66.106

Nearby activity pulse

Last 30 days

Last 12 months

Last nearby event: 2026-07-05 10:35 UTC

Strongest nearby event

M 6.4

Ponce, Puerto Rico

2020-01-07 08:24 UTC

Updated today

Earthquake in San Juan today

1 earthquake(s) of magnitude M4.0+ have been detected today within 100 km of San Juan. The most recent reached M4.0 at 10:35 UTC near San Juan.

3 M4.0+ event(s) have been observed in the last 30 days around San Juan.

The strongest earthquake recorded near San Juan reached magnitude 6.4 on 2020-01-07 08:24 UTC, near Ponce.

Status today

1 earthquake(s) today

Strongest today

M 4.0

Was there an earthquake in San Juan today?

1 earthquake(s) of magnitude M4.0+ have been detected today within 100 km of San Juan. The most recent reached M4.0 at 10:35 UTC near San Juan.

When was the last earthquake near San Juan?

The last nearby earthquake was recorded on 2026-07-05 10:35 UTC.

What is the strongest earthquake recorded near San Juan?

The strongest earthquake recorded near San Juan reached magnitude 6.4 on 2020-01-07 08:24 UTC, near Ponce.

Map

Earthquakes within 100 km of San Juan

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

Average magnitude

4.4

Average depth

28.3 km

Timeline

Recent seismic activity

Latest 5 events shown

UTC	Magnitude	Region	Depth
2026-07-05 10:35	M 4.0	San Juan Puerto Rico	49.1 km
2026-06-14 05:24	M 4.3	San Juan Puerto Rico	49.9 km
2026-06-11 23:39	M 4.3	San Juan Puerto Rico	51.3 km
2026-05-18 11:40	M 4.2	San Juan Puerto Rico	35.0 km
2026-04-13 02:06	M 4.2	San Juan Puerto Rico	115.0 km

Monthly profile

Recent monthly trend

2026-04 1 events

2026-05 1 events

2026-06 2 events

2026-07 1 events

Historic snapshot

Earthquakes history

Strongest years

2020 M 6.4 max · 68 earthquakes 2014 M 6.4 max · 2 earthquakes 1918 M 5.9 max · 2 earthquakes 1943 M 5.7 max · 1 earthquakes 1964 M 5.5 max · 1 earthquakes

Year	Max magnitude	Earthquakes
2026	M 4.3	5
2025	M 4.4	1
2024	M 4.1	2
2023	M 4.5	2
2022	M 4.2	4
2021	M 4.8	4
2020	M 6.4	68
2019	M 4.7	5
2018	M 4.4	1
2017	M 4.8	2
2016	M 4.6	3
2015	M 4.2	1
2014	M 6.4	2
2013	M 4.1	1
2012	M 4.1	1
2011	M 5.1	2
2010	M 5.1	3
2009	M 5.1	5
2007	M 4.4	1
2006	M 4.1	2
2005	M 4.2	1
2004	M 4.4	4
2002	M 4.0	3
2000	M 4.3	2
1999	M 4.5	3
1998	M 4.3	3
1997	M 4.3	3
1996	M 4.6	1
1995	M 4.2	1
1994	M 4.7	4
1993	M 4.9	1
1992	M 4.2	1
1990	M 4.7	4
1989	M 4.5	2
1986	M 4.7	2
1984	M 4.8	1
1982	M 4.7	2
1981	M 4.7	1
1975	M 5.0	1
1974	M 4.7	4
1964	M 5.5	1
1943	M 5.7	1
1918	M 5.9	2