Magnitude
M3.4
- Depth
- 39.9 km
- Source
- USGS
73 km NW of San Antonio, Puerto Rico
M3.4 Earthquake near 73 km NW of San Antonio, Puerto Rico
Map
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
ID
90b4eadecbcd240bcd42b701a317f1d9c8f1a256
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
Depth profile
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
No unambiguous area assignment
Context for this earthquake
This event has no unambiguous country assignment in the analysed catalogue. It is therefore not assigned to a regional profile.
Earthquake overviewStats (last 24h)
Global (24h)
621
Country (24h)
—
—
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