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United States · Puerto Rico

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

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

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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: 179 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Details

ID
1a36207ce9ddc4c88fa856fe76d5e85f38077e75
Magnitude
M3.1
Depth
8.9 km
UTC time
2026-06-17 11:09:46 UTC
Local time
—
Country
United States
State
Puerto Rico
City
Costa
County
Lajas
Source
usgs
Coordinates
17.98033, -66.98433
Temperature
31.3°C

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 (15.2 km)
Regional average: 15.2 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

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Eugenio Maria De Hostos AirportPuerto Rico · MAZ · TJMZ
    35.2 kmStraight-line distance
  • Mercedita International AirportPuerto Rico · PSE · TJPS
    44.7 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-15

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Puerto Rico

Context for this earthquake

15 Sep 2025 – 15 Sep 2026 · M ≥ 3.0 · 86 Catalogue entries

Of 85 other entries for this area and period, 65 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

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.

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