The Rincón de la Vieja volcano erupted twice today and the Observatorio Vulcanológico y Sismológico de Costa Rica (Ovsicori-UNA) reported no ashfall and no lahars from either event. The larger of the two came at 7:38 a.m. and lasted under a minute. Ovsicori classified it as moderate. A smaller eruption had already occurred at 12:30 […] The post Rincón de la Vieja Erupts Twice Ahead of Free National Parks Day appeared first on The Tico Times | Costa Rica News | Travel | Real Estate.