First published · Last updated
M 3.01 earthquake — 4 km WSW of Guánica, Puerto Rico
USGS reports a magnitude 3.01 earthquake at depth 6.97 km, located 4 km WSW of Guánica, Puerto Rico (17.9498333333333, -66.9486666666667). Published 2026-09-18T19:28:33.210Z.
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
- 4/10
Why it matters
Small, shallow earthquakes can be felt locally and are relevant to residents, emergency services, and infrastructure monitoring. This event is unlikely to cause significant damage but contributes to regional seismic monitoring and risk assessments.

