Earthquakes by city Puerto Rico 100 km
Seismic city profile

Earthquake in Arecibo today

Arecibo, Puerto Rico: 265 earthquakes of magnitude 4.0+ detected within 100 km.

Population
87,754
Residents in the indexed city record.
Earthquakes
265
Earthquakes at M4.0+ nearby.
Max magnitude
7.7
Strongest recorded event in the current radius.
Timezone
America/Puerto_Rico
Coordinates 18.472, -66.716
Nearby activity pulse
Last 30 days
1
Last 12 months
2
Last nearby event: 2026-04-13 02:06 UTC
Strongest nearby event
M 7.7
PR
1943-07-29 03:02 UTC

Updated today

Earthquake in Arecibo today

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

1 M4.0+ event(s) have been observed in the last 30 days around Arecibo.

The strongest earthquake recorded near Arecibo reached magnitude 7.7 on 1943-07-29 03:02 UTC, near Arecibo.

Status today
No earthquake detected today
Strongest today
-

Was there an earthquake in Arecibo today?

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

When was the last earthquake near Arecibo?

The last nearby earthquake was recorded on 2026-04-13 02:06 UTC.

What is the strongest earthquake recorded near Arecibo?

The strongest earthquake recorded near Arecibo reached magnitude 7.7 on 1943-07-29 03:02 UTC, near Arecibo.

Map

Earthquakes within 100 km of Arecibo

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

Average magnitude
4.5
Average depth
21.9 km

Timeline

Recent seismic activity

Latest 2 events shown
UTC Magnitude Region Depth
2026-04-13 02:06 M 4.2
San Juan
Puerto Rico
115.0 km
2025-08-22 16:28 M 4.3
Arecibo
Puerto Rico
10.0 km

Monthly profile

Recent monthly trend

2025-08 1 events
2026-04 1 events

Historic snapshot

Earthquakes history

Year Max magnitude Earthquakes
2026 M 4.2 1
2025 M 4.4 2
2024 M 4.4 3
2023 M 4.5 8
2022 M 5.0 8
2021 M 4.5 6
2020 M 6.4 118
2019 M 6.0 16
2018 M 4.4 1
2017 M 4.8 5
2014 M 6.4 3
2013 M 4.1 3
2012 M 4.1 1
2011 M 5.2 5
2010 M 5.8 4
2009 M 5.1 2
2008 M 5.5 1
2006 M 4.0 3
2005 M 4.2 1
2004 M 4.4 4
2003 M 4.2 2
2002 M 4.6 4
2001 M 4.6 1
2000 M 5.5 2
1999 M 5.0 7
1998 M 4.3 3
1997 M 4.3 3
1996 M 4.6 3
1995 M 4.6 1
1994 M 4.7 6
1993 M 4.9 1
1992 M 5.3 3
1990 M 4.7 1
1988 M 6.0 1
1987 M 4.6 1
1986 M 4.7 2
1985 M 4.2 1
1984 M 4.8 1
1983 M 5.0 1
1982 M 4.6 2
1981 M 4.7 1
1980 M 4.4 1
1978 M 4.7 1
1977 M 5.2 1
1975 M 5.0 1
1974 M 4.9 5
1968 M 5.6 1
1964 M 5.6 2
1943 M 7.7 3
1920 M 6.4 1
1918 M 7.1 7