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M3.4 Depth: 9.8 km

M3.4 Earthquake near Puerto Rico (United States)

UTC time: 2026-05-31 23:29:48 UTC Local time: —

About this earthquake

A magnitude M3.4 earthquake was recorded near Puerto Rico (United States) on May 31, 2026 at 23:29 UTC. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by USGS. United States: 197 earthquakes were recorded in the past 24 hours, the strongest reaching M4.7.

Details

Magnitude
M3.4
Depth
9.8 km
UTC time
2026-05-31 23:29:48 UTC
Local time
—
Country
United States
State
Puerto Rico
City
Puerto Rico
Source
usgs
Coordinates
18.50200, -67.49150
Temperature
28.6°C

Map

Depth profile

Depth profile Depth: 9.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 9.8 km
Shallow
9.8 km
9.8 km — shallower than the regional average (15.4 km)
Regional average: 15.4 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

  • Saba
    Distance: 461 km ·Stratovolcano ·Elevation: 887 m ·Last eruption: 1640 ·Netherlands
  • Quill, The
    Distance: 493 km ·Stratovolcano ·Elevation: 601 m ·Last eruption: 250 ·Netherlands

Historic earthquake map · United States

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Country statistics · United States

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