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United States · Puerto Rico

M2.1 Earthquake near Tallaboa Poniente, Puerto Rico (United States)

UTC time: 2026-09-23 04:55:46 UTC Local time: —
Magnitude
M2.1
Depth
16.9 km
Source
USGS

Puerto Rico · Tallaboa Poniente

Country overview

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About this earthquake

On September 23, 2026 at 04:55 UTC, a magnitude M2.1 earthquake occurred near Tallaboa Poniente, Puerto Rico (United States). The hypocenter lay relatively close to the surface at around 17 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 184 earthquakes were recorded in the past 24 hours, the strongest reaching M4.0.

Details

ID
93d1107c8f54034ce5b5dcd75e7eb793ceab9d8f
Magnitude
M2.1
Depth
16.9 km
UTC time
2026-09-23 04:55:46 UTC
Local time
—
Country
United States
State
Puerto Rico
City
Tallaboa Poniente
County
Peñuelas
Source
usgs
Coordinates
18.00683, -66.74517
Temperature
25.5°C

Depth profile

Depth profile Depth: 16.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 16.9 km
Shallow
16.9 km
16.9 km — close to 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: 374 km ·Stratovolcano ·Elevation: 887 m ·Last eruption: 1640 ·Netherlands
  • Quill, The
    Distance: 405 km ·Stratovolcano ·Elevation: 601 m ·Last eruption: 250 ·Netherlands
  • Liamuiga
    Distance: 424 km ·Stratovolcano ·Elevation: 1'156 m ·Last eruption: 160 ·Saint Kitts and Nevis
  • Nevis Peak
    Distance: 452 km ·Stratovolcano ·Elevation: 985 m ·Saint Kitts and Nevis

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Mercedita International AirportPuerto Rico · PSE · TJPS
    19.3 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-23

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

23 Sep 2025 – 23 Sep 2026 · M ≥ 2.0 · 902 Catalogue entries

Of 901 other entries for this area and period, 733 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · United States

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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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