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M2.1 Depth: 18.1 km

M2.1 Earthquake near 2 km NNW of Yauco, Puerto Rico (United States)

UTC time: 2025-08-31 04:36:29 UTC Local time: —

About this earthquake

On August 31, 2025 at 04:36 UTC, a magnitude M2.1 earthquake occurred near 2 km NNW of Yauco, Puerto Rico (United States). The hypocenter lay relatively close to the surface at around 18 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 246 earthquakes were recorded in the past 24 hours, the strongest reaching M3.9.

Details

Magnitude
M2.1
Depth
18.1 km
UTC time
2025-08-31 04:36:29 UTC
Local time
—
Country
United States
City
Puerto Rico
Source
usgs
Coordinates
18.05317, -66.85800
Temperature
24.3°C

Map

Depth profile

Depth profile Depth: 18.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 18.1 km
Shallow
18.1 km
18.1 km — close to 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: 387 km ·Stratovolcano ·Elevation: 887 m ·Last eruption: 1640 ·Netherlands
  • Quill, The
    Distance: 418 km ·Stratovolcano ·Elevation: 601 m ·Last eruption: 250 ·Netherlands
  • Liamuiga
    Distance: 436 km ·Stratovolcano ·Elevation: 1'156 m ·Last eruption: 160 ·Saint Kitts and Nevis
  • Nevis Peak
    Distance: 464 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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