After more than a month of calm, Turrialba Volcano resumed ash explosions this week, with maximum heights of some 500 meters (1,640 feet) above its crater. The Volcanological…

Experts from the Volcanological and Seismological Observatory of Costa Rica (OVSICORI) are closely following an increase in incandescence in the crater of Turrialba Volcano that, they say, suggests the…

Turrialba Volcano increased its activity once more over the weekend with vapor, gas and ash explosions, volcanologists from the University of Costa Rica (UCR) and the National…

Explosions and ash spewing forth from Turrialba Volcano, located some 70 Kilometers (43 miles) northeast of San José, increased this week, volcanologists from the University of Costa…

Turrialba Volcano continued spewing ash and gases on Thursday in what the University of Costa Rica's National Seismological Network (RSN) volcanologist Mauricio Mora called one of its longest…

Ash and vapor explosions at Turrialba Volcano continued Thursday with a strong eruption at 3:20 a.m. that remained constant until nearly 7 a.m., the University of Costa…

Costa Rica’s Juan Santamaría International Airport (SJO) reopened at noon on Tuesday, nearly a full day after it was closed because of large amounts of volcanic ash in…

Update: Tuesday, Sept. 20, 6:00 a.m.: Juan Santamaría International Airport was scheduled to be closed until 11 a.m. Tuesday morning as airport crew continue to clean the runways…

Following an increase in seismic activity, Turrialba Volcano began spewing ash, vapor and gases at 2 a.m. on Tuesday, experts from the University of Costa Rica (UCR)…

Volcanologists from the University of Costa Rica's National Seismological Network (RSN) reported a new eruption of Turrialba Volcano at 6:58 a.m. on Thursday. The explosion expelled ash and…