Earthquake details

Monday, January 18, 1999 Earthquake

The earthquake hit Puerto Rico on Monday, January 18, 1999 at 19:41 UTC with a magnitude of 5.0. The closest known location in the current dataset is Arecibo (Puerto Rico - PR), about 68.6 km away. The epicenter is located at longitude -67.220 and latitude 18.862.

Magnitude	5.0
Alert	Strong
Depth	33.0 km
Coordinates	18.862, -67.220
UTC time	1999-01-18 19:41:30.450

Location	Arecibo
Country	Puerto Rico (PR)
Severity	Strong

Earthquake map 1999-01-18

Closest countries

The 12 closest cities near the epicenter.

Arecibo	68.6 km
Mayagüez	74.1 km
Vega Baja	99.3 km
Ponce	113.8 km
Levittown	118.7 km
Bayamón	123.6 km
San Juan	125.5 km
Punta Cana	128.7 km
Guaynabo	129.8 km
Trujillo Alto	139.8 km
Caguas	142.0 km
Carolina	143.6 km

Nearby earthquakes

The latest 8 earthquakes within 100 km of this epicenter.

M 4.2 San Juan Puerto Rico · 2026-04-13 02:06 UTC	111.9 km
M 4.3 Arecibo Puerto Rico · 2025-08-22 16:28 UTC	5.1 km

Stay informed

Earthquake alerts

Create targeted notifications for important seismic activity near the places you follow.

Choose the places you want to monitor.

Set a minimum magnitude for notifications.

Set up alerts Create account