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United States · United States Virgin Islands

M3.4 Earthquake near Saint Thomas - Saint John District, United States Virgin Islands (United States)

UTC time: 2026-09-15 03:44:35 UTC Local time: —
Magnitude
M3.4
Depth
125.5 km
Source
USGS

United States Virgin Islands · Saint Thomas - Saint John District

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About this earthquake

A magnitude M3.4 earthquake was recorded near Saint Thomas - Saint John District, United States Virgin Islands (United States) on September 15, 2026 at 03:44 UTC. The earthquake originated at an intermediate depth of about 126 km. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by USGS. United States: 176 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Depth profile

Depth profile Depth: 125.5 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 125.5 km
Intermediate
125.5 km
125.5 km — deeper than the regional average (15.2 km)
Regional average: 15.2 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Saba
    Distance: 175 km ·Stratovolcano ·Elevation: 887 m ·Last eruption: 1640 ·Netherlands
  • Quill, The
    Distance: 208 km ·Stratovolcano ·Elevation: 601 m ·Last eruption: 250 ·Netherlands
  • Liamuiga
    Distance: 228 km ·Stratovolcano ·Elevation: 1'156 m ·Last eruption: 160 ·Saint Kitts and Nevis
  • Nevis Peak
    Distance: 260 km ·Stratovolcano ·Elevation: 985 m ·Saint Kitts and Nevis
  • Soufriere Hills
    Distance: 321 km ·Stratovolcano ·Elevation: 915 m ·Last eruption: 2013 ·United Kingdom
  • Soufriere Guadeloupe
    Distance: 410 km ·Stratovolcano ·Elevation: 1'467 m ·Last eruption: 1977 ·France

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Cyril E. King AirportU.S. Virgin Islands · STT · TIST
    26.1 kmStraight-line distance
  • Terrance B. Lettsome International AirportBritish Virgin Islands · EIS · TUPJ
    29.2 kmStraight-line distance
  • Virgin Gorda AirportBritish Virgin Islands · VIJ · TUPW
    38.9 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

United States

Context for this earthquake

15 Sep 2025 – 15 Sep 2026 · M ≥ 3.0 · 1,417 Catalogue entries

Of 1,416 other entries for this area and period, 687 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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Country statistics · United States

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