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M1.8 Depth: 10.8 km

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

UTC time: 2026-08-08 09:59:19 UTC Local time: —

About this earthquake

On August 8, 2026 at 09:59 UTC, a magnitude M1.8 earthquake occurred near Costa, Puerto Rico (United States). The hypocenter lay relatively close to the surface at around 11 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 186 earthquakes, the strongest at M5.5.

Details

Magnitude
M1.8
Depth
10.8 km
UTC time
2026-08-08 09:59:19 UTC
Local time
—
Country
United States
State
Puerto Rico
City
Costa
County
Lajas
Source
usgs
Coordinates
17.99000, -66.98550
Temperature
25.4°C

Map

Depth profile

Depth profile Depth: 10.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10.8 km
Shallow
10.8 km
10.8 km — shallower than the regional average (15.5 km)
Regional average: 15.5 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: 400 km ·Stratovolcano ·Elevation: 887 m ·Last eruption: 1640 ·Netherlands
  • Quill, The
    Distance: 430 km ·Stratovolcano ·Elevation: 601 m ·Last eruption: 250 ·Netherlands
  • Liamuiga
    Distance: 449 km ·Stratovolcano ·Elevation: 1'156 m ·Last eruption: 160 ·Saint Kitts and Nevis
  • Nevis Peak
    Distance: 476 km ·Stratovolcano ·Elevation: 985 m ·Saint Kitts and Nevis

Historic earthquake map · United States

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Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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