Smithsonian Institution Global Volcanism Network Bulletin v. 20, no. 1, January 1995 Rincon de la Vieja (Costa Rica) Ongoing low-frequency seismic signals and fumarolic venting Rincon de la Vieja Costa Rica 10.83 N, 85.33 W; summit elev. 1,916 m During January there was continued fumarolic venting from the main crater. ICE recorded seismic signals of low-frequency and magnitude that they interpretedas shallow seismo-volcanic activity beneath the main crater. Information Contacts: ICE (see Irazu).