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United States · Puerto Rico

M1.8 Earthquake near Ponce, Puerto Rico (United States)

UTC time: 2026-09-27 16:01:21 UTC Local time: —

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About this earthquake

On September 27, 2026 at 16:01 UTC, a magnitude M1.8 earthquake occurred near Ponce, Puerto Rico (United States). With a focal depth of about 14 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. 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 129 earthquakes, the strongest at M3.7.

Details

ID
f04fd3b27ea0bc5a5cd2989a605f1b695ef63f58
Magnitude
M1.8
Depth
13.8 km
UTC time
2026-09-27 16:01:21 UTC
Local time
—
Country
United States
State
Puerto Rico
City
Ponce
County
Ponce
Source
usgs
Coordinates
17.85900, -66.64983
Temperature
31.8°C

Depth profile

Depth profile Depth: 13.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 13.8 km
Shallow
13.8 km
13.8 km — close to the regional average (15.3 km)
Regional average: 15.3 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: 363 km ·Stratovolcano ·Elevation: 887 m ·Last eruption: 1640 ·Netherlands
  • Quill, The
    Distance: 393 km ·Stratovolcano ·Elevation: 601 m ·Last eruption: 250 ·Netherlands
  • Liamuiga
    Distance: 412 km ·Stratovolcano ·Elevation: 1'156 m ·Last eruption: 160 ·Saint Kitts and Nevis
  • Nevis Peak
    Distance: 439 km ·Stratovolcano ·Elevation: 985 m ·Saint Kitts and Nevis
  • Soufriere Hills
    Distance: 491 km ·Stratovolcano ·Elevation: 915 m ·Last eruption: 2013 ·United Kingdom

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

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

Source: OurAirports · Dataset date: 2026-10-05

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

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 931 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

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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