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United States · Puerto Rico

M2.8 Earthquake near Hoconuco Alto, Puerto Rico (United States)

UTC time: 2026-08-13 17:19:25 UTC Local time: —

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About this earthquake

A magnitude M2.8 earthquake was recorded near Hoconuco Alto, Puerto Rico (United States) on August 13, 2026 at 17:19 UTC. With a focal depth of about 20 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: over the past 24 hours, QuakeMap24 logged 198 earthquakes, the strongest at M4.2.

Details

ID
05144a0aa2de0069a69ffaaf8d788e905ee11733
Magnitude
M2.8
Depth
20.1 km
UTC time
2026-08-13 17:19:25 UTC
Local time
—
Country
United States
State
Puerto Rico
City
Hoconuco Alto
County
San Germán
Source
usgs
Coordinates
18.12233, -67.04433
Temperature
31.9°C

Depth profile

Depth profile Depth: 20.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 20.1 km
Shallow
20.1 km
20.1 km — deeper than 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: 407 km ·Stratovolcano ·Elevation: 887 m ·Last eruption: 1640 ·Netherlands
  • Quill, The
    Distance: 438 km ·Stratovolcano ·Elevation: 601 m ·Last eruption: 250 ·Netherlands
  • Liamuiga
    Distance: 457 km ·Stratovolcano ·Elevation: 1'156 m ·Last eruption: 160 ·Saint Kitts and Nevis
  • Nevis Peak
    Distance: 485 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
    18.5 kmStraight-line distance
  • Rafael Hernández International AirportPuerto Rico · BQN · TJBQ
    42.4 kmStraight-line distance

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

Nuclear power plants

  • Boiling Nuclear Superheater (BONUS) nuclear power plantPuerto RicoPermanently shut downReactor units at site: 1
    35.9 kmStraight-line distance

Source: Global Energy Monitor · Global Nuclear Power Tracker · Dataset date: 2026-08

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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