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M 3.2 earthquake - 4 km WSW of Guánica, Puerto Rico

USGS reports a magnitude 3.2 earthquake 4 km WSW of Guánica, Puerto Rico (17.9549, -66.9456) at depth 10.45 km. Event reported 2026-09-18T17:20:42.188Z.

Categories: severe-weather-and-natural-disasters

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence
9/10
Geographic reach
2/10
Global importance
3/10
Impact magnitude
2/10
Positivity
2/10
Urgency
3/10

Why it matters

Even small earthquakes are evidence of active seismicity in Puerto Rico and are relevant to local residents, emergency services, and critical infrastructure monitoring. This specific event is low magnitude and unlikely to cause significant damage but is useful for situational awareness and seismic monitoring.

Location

Sources

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