Back to map
M1.6 Depth: 11.2 km

M1.6 Earthquake near Susúa Baja, Puerto Rico (United States)

UTC time: 2026-07-29 18:45:40 UTC Local time: —

About this earthquake

On July 29, 2026 at 18:45 UTC, a magnitude M1.6 earthquake occurred near Susúa Baja, Puerto Rico (United States). The hypocenter lay relatively close to the surface at around 11 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: over the past 24 hours, QuakeMap24 logged 165 earthquakes, the strongest at M3.2.

Details

Magnitude
M1.6
Depth
11.2 km
UTC time
2026-07-29 18:45:40 UTC
Local time
—
Country
United States
State
Puerto Rico
City
Susúa Baja
County
Guánica
Source
usgs
Coordinates
18.00783, -66.87133
Temperature
30.8°C

Map

Depth profile

Depth profile Depth: 11.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 11.2 km
Shallow
11.2 km
11.2 km — shallower than the regional average (15.5 km)
Regional average: 15.5 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: 388 km ·Stratovolcano ·Elevation: 887 m ·Last eruption: 1640 ·Netherlands
  • Quill, The
    Distance: 418 km ·Stratovolcano ·Elevation: 601 m ·Last eruption: 250 ·Netherlands
  • Liamuiga
    Distance: 437 km ·Stratovolcano ·Elevation: 1'156 m ·Last eruption: 160 ·Saint Kitts and Nevis
  • Nevis Peak
    Distance: 465 km ·Stratovolcano ·Elevation: 985 m ·Saint Kitts and Nevis

Historic earthquake map · United States

Open history map
Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · United States

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

Share