WRTU
City of license	San Juan, Puerto Rico
Broadcast area	Puerto Rico
Slogan	"Radio Universidad, todo un mundo de música e información"
Frequency	89.7 MHz
Repeaters	WRUO 88.3 MHz, Mayaguez, Puerto Rico
Format	Variety
ERP	50,000 watts
HAAT	244.0 meters
Class	B
Facility ID	69090
Transmitter coordinates	18°16′0″N 66°5′5″WCoordinates:  18°16′0″N 66°5′5″W
Affiliations	National Public Radio, Public Radio International, Radio Nederland,Radio France Internationale, BBC
Owner	University of Puerto Rico
Webcast	Listen Live PLS
Website	http://www.wrtu.pr

WRTU (89.7 FM) is a National Public Radio member station broadcasting a variety format. Licensed to San Juan, Puerto Rico, the station is currently owned by the University of Puerto Rico.

WRTU's programming can also be heard in Mayaguez on WRUO 88.3 FM.