United States – Guánica

This page summarizes earthquakes in Guánica (United States). The most recently recorded event was a magnitude M2.2 earthquake near Montalva on 2026-08-04 23:07:38 UTC. All event lists and map markers are limited to the last 30 days.

About Guánica

Guánica is a town and municipality in southern Puerto Rico, bordering the Caribbean Sea, south of Sabana Grande, east of Lajas, and west of Yauco. It is part of the Yauco metropolitan statistical area.

Earthquakes (last 30 days)

Max magnitude (last 30 days)

M3.1

Avg magnitude (last 30 days)

M2.31

Avg depth (last 30 days)

13 km

Seismic activity in 2026

In 2026, Guánica recorded 91 earthquakes within United States. The average magnitude was M2.27. The strongest event reached M3.1.

By event count in 2026, this region ranks #40 within United States.

Located on the Caribbean Plate.

Map (last 30 days)

< 2 2–4 4–5 ≥ 5

Earthquakes in Guánica (last 30 days)