Magnitude
M3.1
- Depth
- 5.8 km
- Source
- USGS
37 km NW of San Antonio, Puerto Rico
M3.1 Earthquake near 37 km NW of San Antonio, Puerto Rico
Map
About this earthquake
A magnitude M3.1 earthquake was recorded near 37 km NW of San Antonio, Puerto Rico on July 2, 2026 at 20:31 UTC. With a focal depth of about 6 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 data is provided by USGS and cross-checked across seismological networks.
Details
ID
d380194d370788832aac04c24f948a74581a25ed
Magnitude
M3.1
Depth
5.8 km
UTC time
2026-07-02 20:31:54 UTC
Local time
—
Country
—
Source
usgs
Coordinates
18.71200,
-67.37267
Temperature
27.8°C
Depth profile
Shallow
5.8 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
Radius · 50 km
Nearby infrastructure
Airports
- Rafael Hernández International Airport35.2 kmStraight-line distance
Puerto Rico · BQN · TJBQ
Source: OurAirports · Dataset date: 2026-10-05
Nuclear power plants
- Boiling Nuclear Superheater (BONUS) nuclear power plant40.1 kmStraight-line distancePuerto RicoPermanently shut downReactor units at site: 1
Source: Global Energy Monitor · Global Nuclear Power Tracker · Dataset date: 2026-08
This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates
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)
622
Country (24h)
—
—
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