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M3.0 Earthquake — 32 km NW of San Antonio, Puerto Rico

M3.0
18.7273°N, 67.2832°W·US-PR
Started 2d ago
USGS data as of
Event Details
Typeearthquake
SeverityM3.0
Statusactive
Location18.7273°N, 67.2832°W (PR)
Started2026-11-04T05:12:40.71+00:00
Last Updated2026-11-05T05:10:36.588+00:00
Sourceusgs
Confidence1.00
Impact Zones — modeled
Affected Zone
Shaking felt. Minor damage possible in vulnerable structures.
12.8 km

Zone estimates are based on scientific models and may differ from actual local conditions.

Impact Analysis
Population Exposed195,593
Structures in Zone51,529

Population from ACS 5-Year 2022 tract sampling; structure counts from Microsoft Building Footprints or Census ACS housing data, capped by USGS NLCD 2021 developed land. Estimates for situational awareness — not for actuarial, regulatory, or underwriting use.

Historical Comparison
2024 PR Earthquake54% match

M4 Earthquake in PR, 19km from current event

PR
2006 PR Earthquake49% match

M4 Earthquake in PR, 18km from current event

PR
1999 PR Earthquake45% match

M4 Earthquake in PR, 25km from current event

PR

Historical comparison based on peril type, geography, and severity. Past events do not predict future outcomes.

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Zone estimates are based on scientific models and may differ from actual local conditions.