San Juan, Puerto Rico, United States
Geolocation
18.1091, -66.1499
FDSN Code
IU
IMS Station Type
Auxiliary Seismic
SJG is located at the U.S.Geological Survey Observatory San Juan, near Cayey, in south-central Puerto Rico. It was installed in 1993 as part of the Global Seismic Network, and was incorporated into the International Monitoring System in 2004.