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M3.5 Depth: 9.0 km

M3.5 Earthquake near PUERTO RICO REGION (United States)

UTC time: 2025-07-23 22:21:05 UTC Local time: —

About this earthquake

A magnitude M3.5 earthquake was recorded near PUERTO RICO REGION (United States) on July 23, 2025 at 22:21 UTC. With a focal depth of about 9 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by EMSC. United States: 233 earthquakes were recorded in the past 24 hours, the strongest reaching M3.6.

Details

Magnitude
M3.5
Depth
9.0 km
UTC time
2025-07-23 22:21:05 UTC
Local time
—
Country
United States
City
Puerto Rico
Source
emsc
Coordinates
17.93230, -66.91680
Temperature
28.4°C

Map

Depth profile

Depth profile Depth: 9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 9 km
Shallow
9 km
9 km — shallower than the regional average (15.3 km)
Regional average: 15.3 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: 392 km ·Stratovolcano ·Elevation: 887 m ·Last eruption: 1640 ·Netherlands
  • Quill, The
    Distance: 422 km ·Stratovolcano ·Elevation: 601 m ·Last eruption: 250 ·Netherlands
  • Liamuiga
    Distance: 441 km ·Stratovolcano ·Elevation: 1'156 m ·Last eruption: 160 ·Saint Kitts and Nevis
  • Nevis Peak
    Distance: 468 km ·Stratovolcano ·Elevation: 985 m ·Saint Kitts and Nevis

Historic earthquake map · United States

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Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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