Tuesday, May 21, 2013
By 8:30 a.m. a significant amount of volcanic material was released from the two openings of volcano, "which may indicate that these materials come from deep areas,” Ovsicori said.
"It is uncertain what will happen. Volcanologists are heading to the site to evaluate the activity," the statement said.
Experts said Tuesday's activity is “normal for an active volcano such as Turrialba,” but they recommended all nearby communities remain vigilant in coming hours.