Earthquake details

Thursday, July 29, 1943 Earthquake

The earthquake hit Puerto Rico on Thursday, July 29, 1943 at 03:02 UTC with a magnitude of 7.7. The closest known location in the current dataset is Arecibo (Puerto Rico - PR), about 64.3 km away. The epicenter is located at longitude -67.118 and latitude 18.907.

Magnitude	7.7
Alert	Extreme
Depth	15.0 km
Coordinates	18.907, -67.118
UTC time	1943-07-29 03:02:17.210

Location	Arecibo
Country	Puerto Rico (PR)
Severity	Extreme

Earthquake map 1943-07-29

Closest countries

The 12 closest cities near the epicenter.

Arecibo	64.3 km
Mayagüez	78.6 km
Vega Baja	92.6 km
Levittown	111.1 km
Ponce	112.6 km
Bayamón	116.2 km
San Juan	117.5 km
Guaynabo	122.6 km
Trujillo Alto	132.3 km
Caguas	135.5 km
Carolina	135.7 km
Punta Cana	140.3 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	105.3 km
M 4.3 Arecibo Puerto Rico · 2025-08-22 16:28 UTC	16.4 km

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