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M3.4 Depth: 39.9 km

M3.4 Earthquake near 73 km NW of San Antonio, Puerto Rico

UTC time: 2026-07-04 02:21:41 UTC Local time: —

About this earthquake

On July 4, 2026 at 02:21 UTC, a magnitude M3.4 earthquake occurred near 73 km NW of San Antonio, Puerto Rico. The hypocenter lay relatively close to the surface at around 40 km, increasing how strongly it was felt. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by USGS.

Details

Magnitude
M3.4
Depth
39.9 km
UTC time
2026-07-04 02:21:41 UTC
Local time
—
Country
—
Source
usgs
Coordinates
18.95650, -67.60280
Temperature
28.0°C

Map

Depth profile

Depth profile Depth: 39.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 39.9 km
Shallow
39.9 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: 485 km ·Stratovolcano ·Elevation: 887 m ·Last eruption: 1640 ·Netherlands

Stats (last 24h)

Global (24h)
616
Country (24h)
—
—
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