M3.1 Depth: 8.9 km

M3.1 Earthquake near Costa, Puerto Rico (United States)

UTC time: 2026-06-17 11:09:46 UTC Local time:

About this earthquake

A magnitude M3.1 earthquake was recorded near Costa, Puerto Rico (United States) on June 17, 2026 at 11:09 UTC. The hypocenter lay relatively close to the surface at around 9 km, increasing how strongly it was felt. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by USGS. United States: 181 earthquakes were recorded in the past 24 hours, the strongest reaching M3.2.

Details

Magnitude
M3.1
Depth
8.9 km
UTC time
2026-06-17 11:09:46 UTC
Local time
Country
State
City
County
Source
usgs
Coordinates
17.98033, -66.98433
Temperature
31.3°C

Map

Depth profile

Depth profile Depth: 8.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 8.9 km
Shallow
8.9 km
8.9 km — shallower than the regional average (15.8 km)
Regional average: 15.8 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

  • Saba
    Distance: 399 km ·Stratovolcano ·Elevation: 887 m ·Last eruption: 1640 ·Netherlands
  • Quill, The
    Distance: 430 km ·Stratovolcano ·Elevation: 601 m ·Last eruption: 250 ·Netherlands
  • Liamuiga
    Distance: 448 km ·Stratovolcano ·Elevation: 1'156 m ·Last eruption: 160 ·Saint Kitts and Nevis
  • Nevis Peak
    Distance: 476 km ·Stratovolcano ·Elevation: 985 m ·Saint Kitts and Nevis

Historic earthquake map · United States

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Country statistics · United States

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

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