M4.0

USGS earthquake · M4.050 km NNW of San Antonio

Name: M4.0 earthquake at 50 km NNW of San Antonio, Puerto Rico
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

🇵🇷 - Puerto Rico

Aug 30, 2026, 5:47 AM UTC · 7 days ago

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Depth53.0 km

Origin timeAug 30, 2026, 5:47 AM UTC

Coordinates18.912, -67.288

Tsunami flagNot reported

Magnitude scaleDuration magnitude

SolutionReviewed by a seismologist

Official source

U.S. Geological Survey

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USGS earthquake · M4.050 km NNW of San Antonio

U.S. Geological Survey

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