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United States · Puerto Rico

M2.1 Earthquake near Río Prieto, Puerto Rico (United States)

UTC time: 2026-09-14 23:18:16 UTC Local time: —

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About this earthquake

On September 14, 2026 at 23:18 UTC, a magnitude M2.1 earthquake occurred near Río Prieto, Puerto Rico (United States). With a focal depth of about 7 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 175 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Details

ID
b2b7748d4808e8376e4bf43a63e29aca437e73bb
Magnitude
M2.1
Depth
7.3 km
UTC time
2026-09-14 23:18:16 UTC
Local time
—
Country
United States
State
Puerto Rico
City
Río Prieto
County
Yauco
Source
usgs
Coordinates
18.14217, -66.83067
Temperature
27.1°C

Depth profile

Depth profile Depth: 7.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 7.3 km
Shallow
7.3 km
7.3 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: 385 km ·Stratovolcano ·Elevation: 887 m ·Last eruption: 1640 ·Netherlands
  • Quill, The
    Distance: 416 km ·Stratovolcano ·Elevation: 601 m ·Last eruption: 250 ·Netherlands
  • Liamuiga
    Distance: 435 km ·Stratovolcano ·Elevation: 1'156 m ·Last eruption: 160 ·Saint Kitts and Nevis
  • Nevis Peak
    Distance: 464 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
    32.0 kmStraight-line distance
  • Eugenio Maria De Hostos AirportPuerto Rico · MAZ · TJMZ
    35.9 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-14

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 – 14 Sep 2026 · M ≥ 2.0 · 844 Catalogue entries

Of 843 other entries for this area and period, 688 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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